Descriptions

O.E.D., Noun

(n)

Oxford_English_Dictionary, , OED: (an unabridged dictionary constructed on historical principles)

O.K., Noun

(n)

, OK, okay, okey, okeh: (an endorsement) "they gave us the O.K. to go ahead"

O.K., Verb

(v)

approve, , okay, sanction: (give sanction to) "I approve of his educational policies"

OB, Noun

(n)

Ob, Ob_River: (a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea)

(n)

obstetrics, OB, tocology, midwifery: (the branch of medicine dealing with childbirth and care of the mother)

OED, Noun

(n)

Oxford_English_Dictionary, , OED: (an unabridged dictionary constructed on historical principles)

OH, Noun

(n)

Ohio, Buckeye_State, OH: (a midwestern state in north central United States in the Great Lakes region)

OIS, Noun

(n)

Office_of_Intelligence_Support, OIS: (agency that oversees the intelligence relationships of the Treasury's offices and bureaus and provides a link between the Intelligence Community and officials responsible for international economic policy)

OK, Noun

(n)

, OK, okay, okey, okeh: (an endorsement) "they gave us the O.K. to go ahead"

(n)

Oklahoma, Sooner_State, OK: (a state in south central United States)

OPEC, Noun

(n)

Organization_of_Petroleum-Exporting_Countries, OPEC: (an organization of countries formed in 1961 to agree on a common policy for the production and sale of petroleum)

OPV, Noun

(n)

Sabin_vaccine, oral_poliovirus_vaccine, OPV, trivalent_live_oral_poliomyelitis_vaccine, TOPV: (an oral vaccine (containing live but weakened poliovirus) that is given to provide immunity to poliomyelitis)

OR, Noun

(n)

operating_room, OR, operating_theater, operating_theatre, surgery: (a room in a hospital equipped for the performance of surgical operations) "great care is taken to keep the operating rooms aseptic"

(n)

Oregon, Beaver_State, OR: (a state in northwestern United States on the Pacific)

OSHA, Noun

(n)

Occupational_Safety_and_Health_Administration, OSHA: (a government agency in the Department of Labor to maintain a safe and healthy work environment)

O, Noun

(n)

O, o: (the 15th letter of the Roman alphabet)

(n)

O, type_O, group_O: (the blood group whose red cells carry neither the A nor B antigens) "people with type O blood are universal donors"

(n)

oxygen, O, atomic_number_8: (a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust)

Oahu, Noun

(n)

Oahu, Oahu_Island: (an island of central Hawaii (between Molokai and Kauai); the chief island of the state)

Oakland, Noun

(n)

Oakland: (a city in western California on San Francisco Bay opposite San Francisco; primarily and industrial urban center)

Oakley, Noun

(n)

Oakley, Annie_Oakley: (United States sharpshooter who was featured in Buffalo Bill's Wild West Show (1860-1926))

Obadiah, Noun

(n)

Obadiah, Abdias: (a Hebrew minor prophet)

(n)

Obadiah, Abdias, Book_of_Obadiah: (an Old Testament book telling Obadiah's prophecies; the shortest book in the Christian Bible)

Oblation, Noun

(n)

oblation, offering: (the act of contributing to the funds of a church or charity) "oblations for aid to the poor"

(n)

Oblation, religious_offering: (the act of offering the bread and wine of the Eucharist)

Occam, Noun

(n)

Occam, William_of_Occam, Ockham, William_of_Ockham: (English scholastic philosopher and assumed author of Occam's Razor (1285-1349))

Occident, Noun

(n)

West, Occident: (the countries of (originally) Europe and (now including) North America and South America)

(n)

western_hemisphere, occident, New_World: (the hemisphere that includes North America and South America)

Occidental, Noun

(n)

Occidental: (a native inhabitant of the Occident)

(n)

Occidental: (an artificial language)

Occitan, Noun

(n)

Provencal, Occitan: (the medieval dialects of Langue d'oc (southern France))

Oceania, Noun

(n)

Oceania, Oceanica: (a large group of islands in the south Pacific including Melanesia and Micronesia and Polynesia (and sometimes Australasia and the Malay Archipelago))

Oceanic, Noun

(n)

Oceanic, Eastern_Malayo-Polynesian: (an eastern subfamily of Malayo-Polynesian languages)

Oceanica, Noun

(n)

Oceania, Oceanica: (a large group of islands in the south Pacific including Melanesia and Micronesia and Polynesia (and sometimes Australasia and the Malay Archipelago))

Ockham, Noun

(n)

Occam, William_of_Occam, Ockham, William_of_Ockham: (English scholastic philosopher and assumed author of Occam's Razor (1285-1349))

Oct, Noun

(n)

October, Oct: (the month following September and preceding November)

Octavian, Noun

(n)

Augustus, Gaius_Octavianus, Gaius_Julius_Caesar_Octavianus, Octavian: (Roman statesman who established the Roman Empire and became emperor in 27 BC; defeated Mark Antony and Cleopatra in 31 BC at Actium (63 BC - AD 14))

October, Noun

(n)

October, Oct: (the month following September and preceding November)

Octoberfest, Noun

(n)

Oktoberfest, Octoberfest: (a strong lager made originally in Germany for the Oktoberfest celebration; sweet and copper-colored)

Oder, Noun

(n)

Oder, Oder_River: (a European river; flows into the Baltic Sea)

Odesa, Noun

(n)

Odessa, Odesa: (a port city of south central Ukraine on an arm of the Black Sea)

Odessa, Noun

(n)

Odessa, Odesa: (a port city of south central Ukraine on an arm of the Black Sea)

(n)

Odessa: (a city in western Texas)

Odin, Noun

(n)

Odin: ((Norse mythology) ruler of the Aesir; supreme god of war and poetry and knowledge and wisdom (for which he gave an eye) and husband of Frigg; identified with the Teutonic Wotan)

Odo, Noun

(n)

Urban_II, Odo, Odo_of_Lagery, Otho, Otho_of_Lagery: (French pope from 1088 to 1099 whose sermons called for the First Crusade (1042-1099))

Odoacer, Noun

(n)

Odoacer, Odovacar, Odovakar: (Germanic barbarian leader who ended the Western Roman Empire in 476 and became the first barbarian ruler of Italy (434-493))

Odontaspididae, Noun

(n)

Carchariidae, family_Carchariidae, Odontaspididae, family_Odontaspididae: (sand sharks; in some classifications coextensive with family Carcharhinidae)

Odontaspis, Noun

(n)

Carcharias, genus_Carcharias, Odontaspis, genus_Odontaspis: (type and sole genus of Carchariidae: sand sharks)

Odovacar, Noun

(n)

Odoacer, Odovacar, Odovakar: (Germanic barbarian leader who ended the Western Roman Empire in 476 and became the first barbarian ruler of Italy (434-493))

Odovakar, Noun

(n)

Odoacer, Odovacar, Odovakar: (Germanic barbarian leader who ended the Western Roman Empire in 476 and became the first barbarian ruler of Italy (434-493))

Odyssey, Noun

(n)

odyssey: (a long wandering and eventful journey)

(n)

Odyssey: (a Greek epic poem (attributed to Homer) describing the journey of Odysseus after the fall of Troy)

Oengus, Noun

(n)

Angus_Og, Aengus, Oengus, Angus: (Celtic god of love and beauty; patron deity of young men and women)

Oesterreich, Noun

(n)

Austria, Republic_of_Austria, Oesterreich: (a mountainous republic in central Europe; under the Habsburgs (1278-1918) Austria maintained control of the Holy Roman Empire and was a leader in European politics until the 19th century)

Oestridae, Noun

(n)

Oestridae, family_Oestridae, Hypodermatidae, family_Hypodermatidae: (warble flies)

Oestrus, Noun

(n)

estrus, oestrus, heat, rut: (applies to nonhuman mammals: a state or period of heightened sexual arousal and activity)

(n)

Oestrus, genus_Oestrus: (type genus of the Oestridae: sheep botflies)

Offertory, Noun

(n)

offertory: (the offerings of the congregation at a religious service)

(n)

Offertory: (the part of the Eucharist when bread and wine are offered to God)

Ofo, Noun

(n)

Ofo: (a member of the Siouan people living in the Yazoo river valley in Mississippi)

(n)

Ofo: (a Siouan language spoken by the Ofo)

Ogalala, Noun

(n)

Oglala, Ogalala: (a member of the Siouan people who constituted a division of the Teton Sioux and who formerly inhabited the Black Hills of western South Dakota)

(n)

Oglala, Ogalala: (a Siouan language spoken by the Oglala)

Oglala, Noun

(n)

Oglala, Ogalala: (a member of the Siouan people who constituted a division of the Teton Sioux and who formerly inhabited the Black Hills of western South Dakota)

(n)

Oglala, Ogalala: (a Siouan language spoken by the Oglala)

Ohio, Noun

(n)

Ohio, Buckeye_State, OH: (a midwestern state in north central United States in the Great Lakes region)

(n)

Ohio, Ohio_River: (a river that is formed in western Pennsylvania and flows westward to become a tributary of the Mississippi River)

Ohioan, Noun

(n)

Ohioan, Buckeye: (a native or resident of Ohio)

Ojibwa, Noun

(n)

Ojibwa, Ojibway, Chippewa: (a member of an Algonquian people who lived west of Lake Superior)

(n)

Ojibwa, Ojibway, Chippewa: (the Algonquian language spoken by the Ojibwa)

Ojibway, Noun

(n)

Ojibwa, Ojibway, Chippewa: (a member of an Algonquian people who lived west of Lake Superior)

(n)

Ojibwa, Ojibway, Chippewa: (the Algonquian language spoken by the Ojibwa)

Okeechobee, Noun

(n)

Okeechobee, Lake_Okeechobee: (a lake in southeast Florida to the north of the Everglades)

Oken, Noun

(n)

Oken, Lorenz_Oken, Okenfuss, Lorenz_Okenfuss: (German naturalist whose speculations that plants and animals are made up of tiny living `infusoria' led to the cell theory (1779-1851))

Okenfuss, Noun

(n)

Oken, Lorenz_Oken, Okenfuss, Lorenz_Okenfuss: (German naturalist whose speculations that plants and animals are made up of tiny living `infusoria' led to the cell theory (1779-1851))

Okinawa, Noun

(n)

Okinawa: (the largest island of the central Ryukyu Islands)

(n)

Okinawa, Okinawa_campaign: (a campaign in the closing days of World War II in the Pacific (April to June 1945); in savage close-quarter fighting United States marines and regular army troops took the island from the Japanese; considered the greatest victory of the Pacific campaign for the Americans)

Oklahoma, Noun

(n)

Oklahoma, Sooner_State, OK: (a state in south central United States)

Oklahoman, Noun

(n)

Oklahoman, Sooner: (a native or resident of Oklahoma)

Oktoberfest, Noun

(n)

Oktoberfest, Octoberfest: (a strong lager made originally in Germany for the Oktoberfest celebration; sweet and copper-colored)

(n)

Oktoberfest: (an autumn festival that involves merrymaking and drinking beer)

Old, Adjective

(s)

erstwhile, former, old, onetime, one-time, quondam, sometime: (belonging to some prior time) "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"

(s)

honest-to-god, honest-to-goodness, old, sure-enough: ((used informally especially for emphasis)) "a real honest-to-god live cowboy"; "had us a high old time"; "went upriver to look at a sure-enough fish wheel"

(a)

old: ((used especially of persons) having lived for a relatively long time or attained a specific age) "his mother is very old"; "a ripe old age"; "how old are you?"

(a)

old: (of long duration; not new) "old tradition"; "old house"; "old wine"; "old country"; "old friendships"; "old money"

(s)

old: ((used for emphasis) very familiar) "good old boy"; "same old story"

(s)

old, older: (skilled through long experience) "an old offender"; "the older soldiers"

(s)

Old: (of a very early stage in development) "Old English is also called Anglo Saxon"; "Old High German is High German from the middle of the 9th to the end of the 11th century"

(s)

previous, old: (just preceding something else in time or order) "the previous owner"; "my old house was larger"

Olimbos, Noun

(n)

Olympus, Mount_Olympus, _Olympus, Olimbos: (a mountain peak in northeast Greece near the Aegean coast; believed by ancient Greeks to be the dwelling place of the gods (9,570 feet high))

Oliver, Noun

(n)

Oliver, Joseph_Oliver, King_Oliver: (United States jazz musician who influenced the style of Louis Armstrong (1885-1938))

Olivier, Noun

(n)

Olivier, Laurence_Olivier, Sir_Laurence_Kerr_Olivier, Baron_Olivier_of_Birghton: (English actor best know for his Shakespearean roles (1907-1989))

Olympia, Noun

(n)

Olympia, capital_of_Washington: (capital of the state of Washington; located in western Washington on Puget Sound)

(n)

Olympia: (a plain in Greece in the northwestern Peloponnese; the chief sanctuary of Zeus and the site of the original Olympian Games)

Olympiad, Noun

(n)

Olympiad: (one of the four-year intervals between Olympic Games; used to reckon time in ancient Greece for twelve centuries beginning in 776 BC)

(n)

Olympic_Games, Olympics, Olympiad: (the modern revival of the ancient games held once every 4 years in a selected country)

Olympian, Adjective

(s)

exceeding, exceptional, olympian, prodigious, surpassing: (far beyond what is usual in magnitude or degree) "a night of exceeding darkness"; "an exceptional memory"; "olympian efforts to save the city from bankruptcy"; "the young Mozart's prodigious talents"

(s)

majestic, olympian: (majestic in manner or bearing; superior to mundane matters) "his majestic presence"; "olympian detachment"; "olympian beauty and serene composure"

(a)

Olympian, Olympic: (of the region of Olympia in Greece or its inhabitants) "Olympian plain"

(a)

Olympian: (of or pertaining to the greater gods of ancient Greece whose abode was Mount Olympus) "Olympian deities"

Olympian, Noun

(n)

Olympian: (an athlete who participates in the Olympic games)

(n)

Olympian, Olympic_god: (a classical Greek god after the overthrow of the Titans)

Olympic, Adjective

(a)

Olympian, Olympic: (of the region of Olympia in Greece or its inhabitants) "Olympian plain"

(a)

Olympic: (of or relating to the Olympic Games) "Olympic winners"

Olympics, Noun

(n)

Olympic_Games, Olympics, Olympiad: (the modern revival of the ancient games held once every 4 years in a selected country)

Olympus, Noun

(n)

Olympus, Mount_Olympus, _Olympus, Olimbos: (a mountain peak in northeast Greece near the Aegean coast; believed by ancient Greeks to be the dwelling place of the gods (9,570 feet high))

Omaha, Noun

(n)

Omaha, Maha: (a member of the Siouan people formerly living in the Missouri river valley in northeastern Nebraska)

(n)

Omaha: (largest city in Nebraska; located in eastern Nebraska on the Missouri river; a major transportation center of the Midwest)

(n)

Omaha: (the Dhegiha dialect spoken by the Omaha)

(n)

Omaha: (thoroughbred that won the triple crown in 1935)

Oman, Noun

(n)

Oman, Sultanate_of_Oman, Muscat_and_Oman: (a strategically located monarchy on the southern and eastern coasts of the Arabian Peninsula; the economy is dominated by oil)

Omayyad, Noun

(n)

Umayyad, Ommiad, Omayyad: (the first dynasty of Arab caliphs whose capital was Damascus)

Ommiad, Noun

(n)

Umayyad, Ommiad, Omayyad: (the first dynasty of Arab caliphs whose capital was Damascus)

Oncovin, Noun

(n)

vincristine, Oncovin: (periwinkle plant derivative used as an antineoplastic drug (trade name Oncovin); used to treat cancer of the lymphatic system)

Oneida, Noun

(n)

Oneida: (a member of the Iroquoian people formerly living east of Lake Ontario)

(n)

Oneida: (the Iroquoian language spoken by the Oneida)

Ono, Noun

(n)

Ono, Yoko_Ono: (United States musician (born in Japan) who married John Lennon and collaborated with him on recordings (born in 1933))

Onopordon, Noun

(n)

Onopordum, genus_Onopordum, Onopordon, genus_Onopordon: (a genus of Eurasian herbs of the family Compositae with prickly foliage and large purplish flowers)

Onopordum, Noun

(n)

Onopordum, genus_Onopordum, Onopordon, genus_Onopordon: (a genus of Eurasian herbs of the family Compositae with prickly foliage and large purplish flowers)

Ontario, Noun

(n)

Lake_Ontario, Ontario: (the smallest of the Great Lakes)

(n)

Ontario: (a prosperous and industrialized province in central Canada)

Opera, Noun

(n)

opera: (a drama set to music; consists of singing with orchestral accompaniment and an orchestral overture and interludes)

(n)

Opera: (a commercial browser)

(n)

opera, opera_house: (a building where musical dramas are performed)

Ophidia, Noun

(n)

Serpentes, suborder_Serpentes, Ophidia, suborder_Ophidia: (snakes)

Opiliones, Noun

(n)

Phalangida, order_Phalangida, Opiliones, order_Opiliones: (harvestmen)

Oporto, Noun

(n)

Porto, Oporto: (port city in northwest Portugal; noted for port wine)

Oppenheimer, Noun

(n)

Oppenheimer, Robert_Oppenheimer: (United States physicist who directed the project at Los Alamos that developed the first atomic bomb (1904-1967))

Opposition, Noun

(n)

confrontation, opposition: (the act of hostile groups opposing each other) "the government was not ready for a confrontation with the unions"; "the invaders encountered stiff opposition"

(n)

enemy, foe, foeman, opposition: (an armed adversary (especially a member of an opposing military force)) "a soldier must be prepared to kill his enemies"

(n)

opposition, oppositeness: (the relation between opposed entities)

(n)

opposition, opponent, opposite: (a contestant that you are matched against)

(n)

opposition: (a body of people united in opposing something)

(n)

opposition: (a direction opposite to another)

(n)

Opposition: (the major political party opposed to the party in office and prepared to replace it if elected) "Her Majesty's loyal opposition"

(n)

resistance, opposition: (the action of opposing something that you disapprove or disagree with) "he encountered a general feeling of resistance from many citizens"; "despite opposition from the newspapers he went ahead"

Ops, Noun

(n)

Ops: ((Roman mythology) goddess of abundance and fertility; wife of Saturn; counterpart of Greek Rhea and Cybele of ancient Asia Minor)

Oradexon, Noun

(n)

dexamethasone, Decadron, Dexamethasone_Intensol, Dexone, Hexadrol, Oradexon: (a corticosteroid drug (trade names Decadron or Dexamethasone Intensol or Dexone or Hexadrol or Oradexon) used to treat allergies or inflammation)

Orange, Noun

(n)

orange: (round yellow to orange fruit of any of several citrus trees)

(n)

orange, orangeness: (orange color or pigment; any of a range of colors between red and yellow)

(n)

orange, orange_tree: (any citrus tree bearing oranges)

(n)

orange: (any pigment producing the orange color)

(n)

Orange, Orange_River: (a river in South Africa that flows generally westward to the Atlantic Ocean)

Orasone, Noun

(n)

prednisone, Orasone, Deltasone, Liquid_Pred, Meticorten: (a dehydrogenated analogue of cortisol (trade names Orasone or Deltasone or Liquid Pred or Meticorten); used as an anti-inflammatory drug in the treatment of arthritis and as an immunosuppressant)

Orcus, Noun

(n)

Dis, Orcus: (god of the underworld; counterpart of Greek Pluto)

Order, Noun

(n)

club, social_club, society, guild, gild, lodge, order: (a formal association of people with similar interests) "he joined a golf club"; "they formed a small lunch society"; "men from the fraternal order will staff the soup kitchen today"

(n)

decree, edict, fiat, order, rescript: (a legally binding command or decision entered on the court record (as if issued by a court or judge)) "a friend in New Mexico said that the order caused no trouble out there"

(n)

Holy_Order, Order: ((usually plural) the status or rank or office of a Christian clergyman in an ecclesiastical hierarchy) "theologians still disagree over whether `bishop' should or should not be a separate Order"

(n)

order: ((often plural) a command given by a superior (e.g., a military or law enforcement officer) that must be obeyed) "the British ships dropped anchor and waited for orders from London"

(n)

order, order_of_magnitude: (a degree in a continuum of size or quantity) "it was on the order of a mile"; "an explosion of a low order of magnitude"

(n)

order: (established customary state (especially of society)) "order ruled in the streets"; "law and order"

(n)

order, purchase_order: (a commercial document used to request someone to supply something in return for payment and providing specifications and quantities) "IBM received an order for a hundred computers"

(n)

order, rules_of_order, parliamentary_law, parliamentary_procedure: (a body of rules followed by an assembly)

(n)

order, monastic_order: (a group of person living under a religious rule) "the order of Saint Benedict"

(n)

order: ((biology) taxonomic group containing one or more families)

(n)

order: (a request for something to be made, supplied, or served) "I gave the waiter my order"; "the company's products were in such demand that they got more orders than their call center could handle"

(n)

order: ((architecture) one of original three styles of Greek architecture distinguished by the type of column and entablature used or a style developed from the original three by the Romans)

(n)

order, ordering: (the act of putting things in a sequential arrangement) "there were mistakes in the ordering of items on the list"

(n)

ordering, order, ordination: (logical or comprehensible arrangement of separate elements) "we shall consider these questions in the inverse order of their presentation"

(n)

orderliness, order: (a condition of regular or proper arrangement) "he put his desk in order"; "the machine is now in working order"

Ordovician, Noun

(n)

Ordovician, Ordovician_period: (from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds)

Oregon, Noun

(n)

Oregon, Beaver_State, OR: (a state in northwestern United States on the Pacific)

Oregonian, Noun

(n)

Oregonian, Beaver: (a native or resident of Oregon)

Orient, Noun

(n)

East, Orient: (the countries of Asia)

(n)

eastern_hemisphere, orient: (the hemisphere that includes Eurasia and Africa and Australia)

Oriental, Noun

(n)

Oriental, oriental_person: (a member of an Oriental race; the term is regarded as offensive by Asians (especially by Asian Americans))

Origen, Noun

(n)

Origen: (Greek philosopher and theologian who reinterpreted Christian doctrine through the philosophy of Neoplatonism; his work was later condemned as unorthodox (185-254))

Orinase, Noun

(n)

tolbutamide, Orinase: (sulfonylurea; an oral antidiabetic drug (trade name Orinase) used in the treatment of adult-onset diabetes mellitus)

Orion, Noun

(n)

Orion: ((Greek mythology) a giant Boeotian hunter who pursued the Pleiades and was eventually slain by Artemis; was then placed in the sky as a constellation)

(n)

Orion, Hunter: (a constellation on the equator to the east of Taurus; contains Betelgeuse and Rigel)

Orlando, Noun

(n)

Orlando: (a city in central Florida; site of Walt Disney World)

Orleans, Noun

(n)

Orleans: (a city on the Loire river in north central France; site of the siege of Orleans by the English (1428-1429))

(n)

Orleans, siege_of_Orleans: (a long siege of Orleans by the English was relieved by Joan of Arc in 1429)

Orly, Noun

(n)

Orly: (a southeastern suburb of Paris; site of an international airport serving Paris)

Ormazd, Noun

(n)

Ormazd, Ormuzd, Ahura_Mazda: (chief deity of Zoroastrianism; source of light and embodiment of good)

Ormuzd, Noun

(n)

Ormazd, Ormuzd, Ahura_Mazda: (chief deity of Zoroastrianism; source of light and embodiment of good)

Ornithopoda, Noun

(n)

Euronithopoda, suborder_Euronithopoda, euronithopod, Ornithopoda, suborder_Ornithopoda: (widespread group including duck-billed dinosaurs and their early relatives (hadrosaurs, trachodon and iguanodon))

Orphic, Adjective

(s)

mysterious, mystic, mystical, occult, secret, orphic: (having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding) "mysterious symbols"; "the mystical style of Blake"; "occult lore"; "the secret learning of the ancients"

(a)

Orphic: (ascribed to Orpheus or characteristic of ideas in works ascribed to Orpheus)

Orr, Noun

(n)

Orr, Bobby_Orr, Robert_Orr: (Canadian hockey player (born 1948))

Orthodox, Adjective

(a)

Orthodox, Jewish-Orthodox: (of or pertaining to or characteristic of Judaism) "Orthodox Judaism"

(a)

orthodox: (adhering to what is commonly accepted) "an orthodox view of the world"

(a)

Orthodox, Eastern_Orthodox, Russian_Orthodox, Greek_Orthodox: (of or relating to or characteristic of the Eastern Orthodox Church)

Orudis, Noun

(n)

ketoprofen, Orudis, Orudis_KT, Oruvail: (nonsteroidal anti-inflammatory drug (trade names Orudis or Orudis KT or Oruvail))

Orumiyeh, Noun

(n)

Urmia, Orumiyeh: (a city on the western side of Lake Urmia in northwestern Iran)

Oruvail, Noun

(n)

ketoprofen, Orudis, Orudis_KT, Oruvail: (nonsteroidal anti-inflammatory drug (trade names Orudis or Orudis KT or Oruvail))

Orwell, Noun

(n)

Orwell, George_Orwell, Eric_Blair, Eric_Arthur_Blair: (imaginative British writer concerned with social justice (1903-1950))

Orwellian, Adjective

(a)

Orwellian: (of or relating to the works of George Orwell (especially his picture of a future totalitarian state))

Osage, Noun

(n)

Osage: (a member of the Siouan people formerly living in Missouri in the valleys of the Missouri and Osage rivers; oil was found on Osage lands early in the 20th century)

(n)

Osage, Osage_River: (a river in Missouri that is a tributary of the Missouri River)

(n)

Osage: (the Dhegiha dialect spoken by the Osage)

Osaka, Noun

(n)

Osaka: (port city on southern Honshu on Osaka Bay; a commercial and industrial center of Japan)

Osborne, Noun

(n)

Osborne, John_Osborne, John_James_Osborne: (English playwright (1929-1994))

Oscar, Noun

(n)

Academy_Award, Oscar: (an annual award by the Academy of Motion Picture Arts and Sciences for achievements in motion picture production and performance)

Oscines, Noun

(n)

oscine, oscine_bird: (passerine bird having specialized vocal apparatus)

(n)

Oscines, suborder_Oscines, Passeres, suborder_Passeres: (two names for the suborder of typical songbirds)

Osiris, Noun

(n)

Osiris: (Egyptian god of the underworld and judge of the dead; husband and brother of Isis; father of Horus)

Oslo, Noun

(n)

Oslo, Christiania, capital_of_Norway: (the capital and largest city of Norway; the country's main port; located at the head of a fjord on Norway's southern coast)

Osmanli, Noun

(n)

Ottoman, Ottoman_Turk, Osmanli: (a Turk (especially a Turk who is a member of the tribe of Osman I))

Osmitrol, Noun

(n)

mannitol, Osmitrol: (a diuretic (trade name Osmitrol) used to promote the excretion of urine)

Osteostraci, Noun

(n)

Osteostraci, suborder_Osteostraci, Cephalaspida, suborder_Cephalaspida: (extinct group of armored fish-like vertebrates; taxonomy is not clear)

Ostyak-Samoyed, Noun

(n)

Selkup, Ostyak-Samoyed: (one of the people of mixed Ostyak and Samoyed origin in Siberia)

(n)

Selkup, Ostyak-Samoyed: (the Uralic language spoken by the Ostyak-Samoyed)

Ostyak, Noun

(n)

Khanty, Ostyak: (a Ugric language (related to Hungarian) spoken by the Ostyak)

(n)

Ostyak, Khanty: (a member of the nomadic Ugrian people living in northwestern Siberia (east of the Urals))

Otho, Noun

(n)

Urban_II, Odo, Odo_of_Lagery, Otho, Otho_of_Lagery: (French pope from 1088 to 1099 whose sermons called for the First Crusade (1042-1099))

Otis, Noun

(n)

Otis, Elisha_Graves_Otis: (United States inventor who manufactured the first elevator with a safety device (1811-1861))

(n)

Otis, genus_Otis: (type genus of the Otididae: European bustard)

Oto, Noun

(n)

Oto, Otoe: (a member of the Siouan people inhabiting the valleys of the Platte and Missouri rivers in Nebraska)

(n)

Oto, Otoe: (a dialect of the Chiwere language spoken by the Oto)

Otoe, Noun

(n)

Oto, Otoe: (a member of the Siouan people inhabiting the valleys of the Platte and Missouri rivers in Nebraska)

(n)

Oto, Otoe: (a dialect of the Chiwere language spoken by the Oto)

Ottawa, Noun

(n)

Ottawa: (a member of the Algonquian people of southern Ontario)

(n)

Ottawa, Canadian_capital, capital_of_Canada: (the capital of Canada (located in southeastern Ontario across the Ottawa river from Quebec))

(n)

Outaouais, Ottawa, Ottawa_river: (a river in southeastern Canada that flows along the boundary between Quebec and Ontario to the Saint Lawrence River near Montreal)

Ottoman, Adjective

(a)

Ottoman: (of or relating to the Ottoman Empire or its people or its culture)

Ottoman, Noun

(n)

footstool, footrest, ottoman, tuffet: (a low seat or a stool to rest the feet of a seated person)

(n)

Ottoman, Ottoman_Turk, Osmanli: (a Turk (especially a Turk who is a member of the tribe of Osman I))

(n)

Ottoman, Ottoman_dynasty: (the Turkish dynasty that ruled the Ottoman Empire from the 13th century to its dissolution after World War I)

(n)

ottoman, pouf, pouffe, puff, hassock: (thick cushion used as a seat)

Ouranos, Noun

(n)

Ouranos, Uranus: ((Greek mythology) god of the heavens; son and husband of Gaea and father of the Titans in ancient mythology)

Outaouais, Noun

(n)

Outaouais, Ottawa, Ottawa_river: (a river in southeastern Canada that flows along the boundary between Quebec and Ontario to the Saint Lawrence River near Montreal)

Ovimbundu, Noun

(n)

Mbundu, Ovimbundu: (an ethnic group speaking Umbundu and living in western Angola)

Owen, Noun

(n)

Owen, Robert_Owen: (Welsh industrialist and social reformer who founded cooperative communities (1771-1858))

(n)

Owen, Sir_Richard_Owen: (English comparative anatomist and paleontologist who was an opponent of Darwinism (1804-1892))

Owensboro, Noun

(n)

Owensboro: (a town in northwestern Kentucky on the Ohio River; a tobacco market)

Oxford, Noun

(n)

Oxford: (a city in southern England to the northwest of London; site of Oxford University)

(n)

Oxford: (a university town in northern Mississippi; home of William Faulkner)

(n)

oxford: (a low shoe laced over the instep)

(n)

Oxford_University, Oxford: (a university in England)

o.d., Verb

(v)

overdose, : (dose too heavily) "The rock star overdosed and was found dead in his hotel room"

o.k., Adjective

(s)

all_right, fine, , ok, okay, hunky-dory: (being satisfactory or in satisfactory condition) "an all-right movie"; "the passengers were shaken up but are all right"; "is everything all right?"; "everything's fine"; "things are okay"; "dinner and the movies had been fine"; "another minute I'd have been fine"

oaf, Noun

(n)

lout, clod, stumblebum, goon, oaf, lubber, lummox, lump, gawk: (an awkward stupid person)

oafish, Adjective

(s)

boorish, loutish, neanderthal, neandertal, oafish, swinish: (ill-mannered and coarse and contemptible in behavior or appearance) "was boorish and insensitive"; "the loutish manners of a bully"; "her stupid oafish husband"; "aristocratic contempt for the swinish multitude"

oak, Noun

(n)

oak: (the hard durable wood of any oak; used especially for furniture and flooring)

(n)

oak, oak_tree: (a deciduous tree of the genus Quercus; has acorns and lobed leaves) "great oaks grow from little acorns"

oarfish, Noun

(n)

oarfish, king_of_the_herring, ribbonfish, Regalecus_glesne: (thin deep-water tropical fish 20 to 30 feet long having a red dorsal fin)

oarlock, Noun

(n)

peg, pin, thole, tholepin, rowlock, oarlock: (a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing)

oarsman, Noun

(n)

oarsman, rower: (someone who rows a boat)

oasis, Noun

(n)

haven, oasis: (a shelter serving as a place of safety or sanctuary)

(n)

oasis: (a fertile tract in a desert (where the water table approaches the surface))

oath, Noun

(n)

curse, curse_word, expletive, oath, swearing, swearword, cuss: (profane or obscene expression usually of surprise or anger) "expletives were deleted"

(n)

oath, swearing: (a commitment to tell the truth (especially in a court of law); to lie under oath is to become subject to prosecution for perjury)

(n)

oath: (a solemn promise, usually invoking a divine witness, regarding your future acts or behavior) "they took an oath of allegiance"

oatmeal, Noun

(n)

oatmeal, burgoo: (porridge made of rolled oats)

(n)

oatmeal, rolled_oats: (meal made from rolled or ground oats)

obbligato, Noun

(n)

obbligato, obligato: (a persistent but subordinate motif)

(n)

obbligato, obligato: (a part of the score that must be performed without change or omission)

obduracy, Noun

(n)

adamance, obduracy, unyieldingness: (resoluteness by virtue of being unyielding and inflexible)

obdurate, Adjective

(s)

cussed, obdurate, obstinate, unrepentant: (stubbornly persistent in wrongdoing)

(s)

flinty, flint, granitic, obdurate, stony: (showing unfeeling resistance to tender feelings) "his flinty gaze"; "the child's misery would move even the most obdurate heart"

obeah, Noun

(n)

obeah, obi: ((West Indies) followers of a religious system involving witchcraft and sorcery)

(n)

obeah, obi: (a religious belief of African origin involving witchcraft and sorcery; practiced in parts of the West Indies and tropical Americas)

obeche, Noun

(n)

obeche: (the wood of an African obeche tree; used especially for veneering)

(n)

obeche, obechi, arere, samba, Triplochiton_scleroxcylon: (large west African tree having large palmately lobed leaves and axillary cymose panicles of small white flowers and one-winged seeds; yields soft white to pale yellow wood)

obechi, Noun

(n)

obeche, obechi, arere, samba, Triplochiton_scleroxcylon: (large west African tree having large palmately lobed leaves and axillary cymose panicles of small white flowers and one-winged seeds; yields soft white to pale yellow wood)

obedience, Noun

(n)

obedience, obeisance: (the act of obeying; dutiful or submissive behavior with respect to another person)

(n)

obedience: (the trait of being willing to obey)

(n)

obedience, respect: (behavior intended to please your parents) "their children were never very strong on obedience"; "he went to law school out of respect for his father's wishes"

obedient, Adjective

(a)

obedient: (dutifully complying with the commands or instructions of those in authority; the refractory remain unburdened"- Edmund Burke) "an obedient soldier"; "obedient children"; "a little man obedient to his wife"; "the obedient colonies...are heavily taxed"

obeisance, Noun

(n)

bow, bowing, obeisance: (bending the head or body or knee as a sign of reverence or submission or shame or greeting)

(n)

obedience, obeisance: (the act of obeying; dutiful or submissive behavior with respect to another person)

obelisk, Noun

(n)

dagger, obelisk: (a character used in printing to indicate a cross reference or footnote)

(n)

obelisk: (a stone pillar having a rectangular cross section tapering towards a pyramidal top)

obese, Adjective

(s)

corpulent, obese, weighty, rotund: (excessively fat) "a weighty man"

obesity, Noun

(n)

fleshiness, obesity, corpulency: (more than average fatness)

obey, Verb

(v)

obey: (be obedient to)

obfuscate, Verb

(v)

obfuscate: (make obscure or unclear)

obfuscation, Noun

(n)

bewilderment, obfuscation, puzzlement, befuddlement, mystification, bafflement, bemusement: (confusion resulting from failure to understand)

(n)

mystification, obfuscation: (the activity of obscuring people's understanding, leaving them baffled or bewildered)

(n)

obfuscation: (darkening or obscuring the sight of something)

obi, Noun

(n)

obeah, obi: ((West Indies) followers of a religious system involving witchcraft and sorcery)

(n)

obeah, obi: (a religious belief of African origin involving witchcraft and sorcery; practiced in parts of the West Indies and tropical Americas)

obit, Noun

(n)

obituary, obit, necrology: (a notice of someone's death; usually includes a short biography)

obituary, Noun

(n)

obituary, obit, necrology: (a notice of someone's death; usually includes a short biography)

object, Noun

(n)

aim, object, objective, target: (the goal intended to be attained (and which is believed to be attainable)) "the sole object of her trip was to see her children"

(n)

object, physical_object: (a tangible and visible entity; an entity that can cast a shadow) "it was full of rackets, balls and other objects"

(n)

object: ((grammar) a constituent that is acted upon) "the object of the verb"

(n)

object: (the focus of cognitions or feelings) "objects of thought"; "the object of my affection"

(n)

object: ((computing) a discrete item that provides a description of virtually anything known to a computer) "in object-oriented programming, objects include data and define its status, its methods of operation and how it interacts with other objects"

object, Verb

(v)

object: (express or raise an objection or protest or criticism or express dissent) "She never objected to the amount of work her boss charged her with"; "When asked to drive the truck, she objected that she did not have a driver's license"

(v)

object: (be averse to or express disapproval of) "My wife objects to modern furniture"

objectify, Verb

(v)

depersonalize, depersonalise, objectify: (make impersonal or present as an object) "Will computers depersonalize human interactions?"; "Pornography objectifies women"

(v)

exteriorize, exteriorise, externalize, externalise, objectify: (make external or objective, or give reality to) "language externalizes our thoughts"

objection, Noun

(n)

expostulation, remonstrance, remonstration, objection: (the act of expressing earnest opposition or protest)

(n)

objection: (the speech act of objecting)

(n)

objection: ((law) a procedure whereby a party to a suit says that a particular line of questioning or a particular witness or a piece of evidence or other matter is improper and should not be continued and asks the court to rule on its impropriety or illegality)

(n)

protest, objection, dissent: (the act of protesting; a public (often organized) manifestation of dissent)

objectionable, Adjective

(s)

exceptionable, objectionable: (liable to objection or debate; used of something one might take exception to) "a thoroughly unpleasant highly exceptionable piece of writing"; "found the politician's views objectionable"

(s)

objectionable, obnoxious: (causing disapproval or protest) "a vulgar and objectionable person"

objectionableness, Noun

(n)

hatefulness, obnoxiousness, objectionableness: (the quality of being hateful)

objective, Adjective

(a)

objective, nonsubjective: (undistorted by emotion or personal bias; based on observable phenomena) "an objective appraisal"; "objective evidence"

(a)

objective, accusative: (serving as or indicating the object of a verb or of certain prepositions and used for certain other purposes) "objective case"; "accusative endings"

(s)

objective, documentary: (emphasizing or expressing things as perceived without distortion of personal feelings, insertion of fictional matter, or interpretation) "objective art"

(s)

objective: (belonging to immediate experience of actual things or events) "objective benefits"; "an objective example"; "there is no objective evidence of anything of the kind"

objective, Noun

(n)

aim, object, objective, target: (the goal intended to be attained (and which is believed to be attainable)) "the sole object of her trip was to see her children"

(n)

objective, objective_lens, object_lens, object_glass: (the lens or system of lenses in a telescope or microscope that is nearest the object being viewed)

objectiveness, Noun

(n)

objectivity, objectiveness: (judgment based on observable phenomena and uninfluenced by emotions or personal prejudices)

objectivity, Noun

(n)

objectivity, objectiveness: (judgment based on observable phenomena and uninfluenced by emotions or personal prejudices)

objector, Noun

(n)

dissenter, dissident, protester, objector, contestant: (a person who dissents from some established policy)

objurgate, Verb

(v)

chastise, castigate, objurgate, chasten, correct: (censure severely) "She chastised him for his insensitive remarks"

(v)

condemn, reprobate, decry, objurgate, excoriate: (express strong disapproval of) "We condemn the racism in South Africa"; "These ideas were reprobated"

objurgation, Noun

(n)

chiding, scolding, objurgation, tongue-lashing: (rebuking a person harshly)

oblate, Adjective

(a)

oblate, pumpkin-shaped: (having the equatorial diameter greater than the polar diameter; being flattened at the poles)

oblate, Noun

(n)

oblate: (a lay person dedicated to religious work or the religious life)

oblateness, Noun

(n)

oblateness, ellipticity: (the property possessed by a round shape that is flattened at the poles) "the oblateness of the planet"

obligate, Adjective

(a)

obligate: (restricted to a particular condition of life) "an obligate anaerobe can survive only in the absence of oxygen"

obligate, Verb

(v)

compel, oblige, obligate: (force somebody to do something) "We compel all students to fill out this form"

(v)

obligate: (commit in order to fulfill an obligation) "obligate money"

(v)

oblige, bind, hold, obligate: (bind by an obligation; cause to be indebted) "He's held by a contract"; "I'll hold you by your promise"

obligated, Adjective

(a)

obligated: (caused by law or conscience to follow a certain course) "felt obligated to repay the kindness"; "was obligated to pay off the student loan"

obligation, Noun

(n)

debt_instrument, obligation, certificate_of_indebtedness: (a written promise to repay a debt)

(n)

duty, responsibility, obligation: (the social force that binds you to the courses of action demanded by that force; every opportunity, an obligation; every possession, a duty"- John D.Rockefeller Jr) "we must instill a sense of duty in our children"; "every right implies a responsibility"

(n)

obligation: (the state of being obligated to do or pay something) "he is under an obligation to finish the job"

(n)

obligation, indebtedness: (a personal relation in which one is indebted for a service or favor)

(n)

obligation: (a legal agreement specifying a payment or action and the penalty for failure to comply)

obligational, Adjective

(a)

obligational: (relating or constituting or qualified to create a legal or financial obligation) "obligational authority"

obligato, Noun

(n)

obbligato, obligato: (a persistent but subordinate motif)

(n)

obbligato, obligato: (a part of the score that must be performed without change or omission)

obligatory, Adjective

(a)

obligatory: (morally or legally constraining or binding) "attendance is obligatory"; "an obligatory contribution"

(s)

obligatory: (required by obligation or compulsion or convention) "he made all the obligatory apologies"

oblige, Verb

(v)

compel, oblige, obligate: (force somebody to do something) "We compel all students to fill out this form"

(v)

oblige, bind, hold, obligate: (bind by an obligation; cause to be indebted) "He's held by a contract"; "I'll hold you by your promise"

(v)

oblige, accommodate: (provide a service or favor for someone) "We had to oblige him"

obliged, Adjective

(s)

duty-bound, obliged: (under a moral obligation to do something)

obliger, Noun

(n)

obliger, accommodator: (someone who performs a service or does a favor)

obliging, Adjective

(s)

complaisant, obliging: (showing a cheerful willingness to do favors for others) "to close one's eyes like a complaisant husband whose wife has taken a lover"; "the obliging waiter was in no hurry for us to leave"

obligingness, Noun

(n)

complaisance, compliance, compliancy, obligingness, deference: (a disposition or tendency to yield to the will of others)

oblique, Adjective

(s)

devious, oblique: (indirect in departing from the accepted or proper way; misleading) "used devious means to achieve success"; "gave oblique answers to direct questions"; "oblique political maneuvers"

(a)

oblique: (slanting or inclined in direction or course or position--neither parallel nor perpendicular nor right-angled) "the oblique rays of the winter sun"; "acute and obtuse angles are oblique angles"; "the axis of an oblique cone is not perpendicular to its base"

oblique, Noun

(n)

external_oblique_muscle, musculus_obliquus_externus_abdominis, abdominal_external_oblique_muscle, oblique: (a diagonally arranged abdominal muscle on either side of the torso)

(n)

oblique, oblique_case: (any grammatical case other than the nominative)

obliqueness, Noun

(n)

deviousness, obliqueness: (the quality of being oblique and rambling indirectly)

(n)

obliqueness: (the property of being neither parallel nor perpendicular, but at a slanting angle)

obliquity, Noun

(n)

asynclitism, obliquity: (the presentation during labor of the head of the fetus at an abnormal angle)

(n)

deceptiveness, obliquity: (the quality of being deceptive)

obliterable, Adjective

(s)

obliterable, removable: (able to be obliterated completely)

obliterate, Adjective

(s)

blotted_out, obliterate, obliterated: (reduced to nothingness)

obliterate, Verb

(v)

kill, obliterate, wipe_out: (mark for deletion, rub off, or erase) "kill these lines in the President's speech"

(v)

obliterate, efface: (remove completely from recognition or memory) "efface the memory of the time in the camps"

(v)

obliterate: (do away with completely, without leaving a trace)

(v)

obscure, blot_out, obliterate, veil, hide: (make undecipherable or imperceptible by obscuring or concealing) "a hidden message"; "a veiled threat"

obliterated, Adjective

(s)

blotted_out, obliterate, obliterated: (reduced to nothingness)

obliteration, Noun

(n)

annihilation, obliteration: (destruction by annihilating something)

(n)

eradication, obliteration: (the complete destruction of every trace of something)

oblivion, Noun

(n)

oblivion, limbo: (the state of being disregarded or forgotten)

(n)

obliviousness, oblivion: (total forgetfulness) "he sought the great oblivion of sleep"

oblivious, Adjective

(s)

forgetful, oblivious: (failing to keep in mind) "forgetful of her responsibilities"; "oblivious old age"

(s)

oblivious, unmindful: ((followed by `to' or `of') lacking conscious awareness of) "oblivious of the mounting pressures for political reform"; "oblivious to the risks she ran"; "not unmindful of the heavy responsibility"

obliviousness, Noun

(n)

obliviousness, oblivion: (total forgetfulness) "he sought the great oblivion of sleep"

oblongness, Noun

(n)

rectangularity, oblongness: (the property of being shaped like a rectangle)

obloquy, Noun

(n)

defamation, calumny, calumniation, obloquy, traducement, hatchet_job: (a false accusation of an offense or a malicious misrepresentation of someone's words or actions)

(n)

obloquy, opprobrium: (state of disgrace resulting from public abuse)

obnoxious, Adjective

(s)

objectionable, obnoxious: (causing disapproval or protest) "a vulgar and objectionable person"

obnoxiousness, Noun

(n)

hatefulness, obnoxiousness, objectionableness: (the quality of being hateful)

obnubilate, Verb

(v)

confuse, blur, obscure, obnubilate: (make unclear, indistinct, or blurred) "Her remarks confused the debate"; "Their words obnubilate their intentions"

(v)

obscure, befog, becloud, obnubilate, haze_over, fog, cloud, mist: (make less visible or unclear) "The stars are obscured by the clouds"; "the big elm tree obscures our view of the valley"

oboe, Noun

(n)

oboe, hautboy, hautbois: (a slender double-reed instrument; a woodwind with a conical bore and a double-reed mouthpiece)

obscene, Adjective

(s)

abhorrent, detestable, obscene, repugnant, repulsive: (offensive to the mind) "an abhorrent deed"; "the obscene massacre at Wounded Knee"; "morally repugnant customs"; "repulsive behavior"; "the most repulsive character in recent novels"

(s)

lewd, obscene, raunchy, salacious: (suggestive of or tending to moral looseness) "lewd whisperings of a dirty old man"; "an indecent gesture"; "obscene telephone calls"; "salacious limericks"

(s)

obscene: (designed to incite to indecency or lust) "the dance often becomes flagrantly obscene"-Margaret Mead"

obscenity, Noun

(n)

obscenity, lewdness, bawdiness, salaciousness, salacity: (the trait of behaving in an obscene manner)

(n)

obscenity, smut, vulgarism, filth, dirty_word: (an offensive or indecent word or phrase)

(n)

obscenity: (an obscene act)

obscure, Adjective

(s)

apart, isolated, obscure: (remote and separate physically or socially) "existed over the centuries as a world apart"; "preserved because they inhabited a place apart"- W.H.Hudson"; "tiny isolated villages remote from centers of civilization"; "an obscure village"

(s)

dark, obscure: (marked by difficulty of style or expression) "much that was dark is now quite clear to me"; "those who do not appreciate Kafka's work say his style is obscure"

(s)

hidden, obscure: (difficult to find) "hidden valleys"; "a hidden cave"; "an obscure retreat"

(s)

obscure, vague: (not clearly understood or expressed) "an obscure turn of phrase"; "an impulse to go off and fight certain obscure battles of his own spirit"-Anatole Broyard"; "their descriptions of human behavior become vague, dull, and unclear"- P.A.Sorokin"; "vague...forms of speech...have so long passed for mysteries of science"- John Locke"

(s)

obscure, unknown, unsung: (not famous or acclaimed) "an obscure family"; "unsung heroes of the war"

(s)

obscure, unnoticeable: (not drawing attention) "an unnoticeable cigarette burn on the carpet"; "an obscure flaw"

obscure, Verb

(v)

confuse, blur, obscure, obnubilate: (make unclear, indistinct, or blurred) "Her remarks confused the debate"; "Their words obnubilate their intentions"

(v)

obscure, befog, becloud, obnubilate, haze_over, fog, cloud, mist: (make less visible or unclear) "The stars are obscured by the clouds"; "the big elm tree obscures our view of the valley"

(v)

obscure, bedim, overcloud: (make obscure or unclear) "The distinction was obscured"

(v)

obscure: (reduce a vowel to a neutral one, such as a schwa)

(v)

obscure, blot_out, obliterate, veil, hide: (make undecipherable or imperceptible by obscuring or concealing) "a hidden message"; "a veiled threat"

obscureness, Noun

(n)

humbleness, unimportance, obscureness, lowliness: (the state of being humble and unimportant)

(n)

obscureness, obscurity, abstruseness, reconditeness: (the quality of being unclear or abstruse and hard to understand)

(n)

obscurity, obscureness: (the state of being indistinct or indefinite for lack of adequate illumination)

obscurity, Noun

(n)

obscureness, obscurity, abstruseness, reconditeness: (the quality of being unclear or abstruse and hard to understand)

(n)

obscurity: (an obscure and unimportant standing; not well known) "he worked in obscurity for many years"

(n)

obscurity, obscureness: (the state of being indistinct or indefinite for lack of adequate illumination)

obsequious, Adjective

(s)

bootlicking, fawning, obsequious, sycophantic, toadyish: (attempting to win favor from influential people by flattery)

(s)

obsequious: (attentive in an ingratiating or servile manner) "obsequious shop assistants"

obsequiousness, Noun

(n)

obsequiousness, servility, subservience: (abject or cringing submissiveness)

observable, Adjective

(s)

discernible, evident, observable: (capable of being seen or noticed) "a discernible change in attitude"; "a clearly evident erasure in the manuscript"; "an observable change in behavior"

observance, Noun

(n)

ceremony, ceremonial, ceremonial_occasion, observance: (a formal event performed on a special occasion) "a ceremony commemorating Pearl Harbor"

(n)

honoring, observance: (conformity with law or custom or practice etc.)

(n)

notice, observation, observance: (the act of noticing or paying attention) "he escaped the notice of the police"

(n)

observation, observance, watching: (the act of observing; taking a patient look)

observant, Adjective

(s)

law-abiding, observant: ((of individuals) adhering strictly to laws and rules and customs) "law-abiding citizens"; "observant of the speed limit"

(s)

observant: (paying close attention especially to details)

(s)

observant, observing: (quick to notice; showing quick and keen perception)

observation, Noun

(n)

notice, observation, observance: (the act of noticing or paying attention) "he escaped the notice of the police"

(n)

observation: (the act of making and recording a measurement)

(n)

observation, observance, watching: (the act of observing; taking a patient look)

(n)

observation, reflection, reflexion: (a remark expressing careful consideration)

(n)

observation: (facts learned by observing) "he reported his observations to the mayor"

observational, Adjective

(s)

experimental, data-based, observational: (relying on observation or experiment) "experimental results that supported the hypothesis"

observatory, Noun

(n)

lookout, observation_tower, lookout_station, observatory: (a structure commanding a wide view of its surroundings)

(n)

observatory: (a building designed and equipped to observe astronomical phenomena)

observe, Verb

(v)

detect, observe, find, discover, notice: (discover or determine the existence, presence, or fact of) "She detected high levels of lead in her drinking water"; "We found traces of lead in the paint"

(v)

note, observe, mention, remark: (make mention of) "She observed that his presentation took up too much time"; "They noted that it was a fine day to go sailing"

(v)

note, take_note, observe: (observe with care or pay close attention to) "Take note of this chemical reaction"

(v)

observe: (watch attentively) "Please observe the reaction of these two chemicals"

(v)

observe, celebrate, keep: (behave as expected during of holidays or rites) "Keep the commandments"; "celebrate Christmas"; "Observe Yom Kippur"

(v)

observe, keep, maintain: (stick to correctly or closely) "The pianist kept time with the metronome"; "keep count"; "I cannot keep track of all my employees"

(v)

observe, keep: (conform one's action or practice to) "keep appointments"; "she never keeps her promises"; "We kept to the original conditions of the contract"

(v)

respect, honor, honour, abide_by, observe: (show respect towards) "honor your parents!"

(v)

watch, observe, follow, watch_over, keep_an_eye_on: (follow with the eyes or the mind) "Keep an eye on the baby, please!"; "The world is watching Sarajevo"; "She followed the men with the binoculars"

observed, Adjective

(s)

ascertained, discovered, observed: (discovered or determined by scientific observation) "variation in the ascertained flux depends on a number of factors"; "the discovered behavior norms"; "discovered differences in achievement"; "no explanation for the observed phenomena"

observer, Noun

(n)

observer, commentator: (an expert who observes and comments on something)

(n)

perceiver, percipient, observer, beholder: (a person who becomes aware (of things or events) through the senses)

observing, Adjective

(s)

observant, observing: (quick to notice; showing quick and keen perception)

obsess, Verb

(v)

haunt, obsess, ghost: (haunt like a ghost; pursue) "Fear of illness haunts her"

(v)

obsess: (be preoccupied with something) "She is obsessing over her weight"

obsessed, Adjective

(s)

haunted, obsessed, preoccupied, taken_up: (having or showing excessive or compulsive concern with something) "became more and more haunted by the stupid riddle"; "was absolutely obsessed with the girl"; "got no help from his wife who was preoccupied with the children"; "he was taken up in worry for the old woman"

(s)

obsessed, possessed: (influenced or controlled by a powerful force such as a strong emotion) "by love possessed"

obsession, Noun

(n)

compulsion, obsession: (an irrational motive for performing trivial or repetitive actions, even against your will) "her compulsion to wash her hands repeatedly"

(n)

obsession, fixation: (an unhealthy and compulsive preoccupation with something or someone)

obsessional, Adjective

(s)

obsessional, obsessive: (characterized by or constituting an obsession) "the obsessional character of his response"; "obsessive gambling"

obsessive, Adjective

(s)

obsessional, obsessive: (characterized by or constituting an obsession) "the obsessional character of his response"; "obsessive gambling"

obsessive, Noun

(n)

obsessive: (a person who has obsessions)

obsessiveness, Noun

(n)

obsessiveness, obsessivity: (extreme compulsiveness)

obsessivity, Noun

(n)

obsessiveness, obsessivity: (extreme compulsiveness)

obsidian, Noun

(n)

obsidian: (acid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark, but transparent in thin pieces)

obsolescence, Noun

(n)

obsolescence: (the process of becoming obsolete; falling into disuse or becoming out of date) "a policy of planned obsolescence"

obsolete, Adjective

(s)

disused, obsolete: (no longer in use) "obsolete words"

obsoleteness, Noun

(n)

obsoleteness, superannuation: (the property of being out of date and not current)

obstacle, Noun

(n)

obstacle, obstruction: (something immaterial that stands in the way and must be circumvented or surmounted) "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"; "the filibuster was a major obstruction to the success of their plan"

(n)

obstacle: (an obstruction that stands in the way (and must be removed or surmounted or circumvented))

obstetric, Adjective

(a)

obstetric, obstetrical: (of or relating to or used in or practicing obstetrics) "obstetric hospital"

obstetrical, Adjective

(a)

obstetric, obstetrical: (of or relating to or used in or practicing obstetrics) "obstetric hospital"

obstetrician, Noun

(n)

obstetrician, accoucheur: (a physician specializing in obstetrics)

obstetrics, Noun

(n)

obstetrics, OB, tocology, midwifery: (the branch of medicine dealing with childbirth and care of the mother)

obstinacy, Noun

(n)

stubbornness, obstinacy, obstinance, mulishness: (the trait of being difficult to handle or overcome)

(n)

stubbornness, bullheadedness, obstinacy, obstinance, pigheadedness, self-will: (resolute adherence to your own ideas or desires)

obstinance, Noun

(n)

stubbornness, obstinacy, obstinance, mulishness: (the trait of being difficult to handle or overcome)

(n)

stubbornness, bullheadedness, obstinacy, obstinance, pigheadedness, self-will: (resolute adherence to your own ideas or desires)

obstinate, Adjective

(s)

contrary, obstinate, perverse, wayward: (resistant to guidance or discipline) "Mary Mary quite contrary"; "an obstinate child with a violent temper"; "a perverse mood"; "wayward behavior"

(s)

cussed, obdurate, obstinate, unrepentant: (stubbornly persistent in wrongdoing)

(a)

stubborn, obstinate, unregenerate: (tenaciously unwilling or marked by tenacious unwillingness to yield)

obstinate, Verb

(v)

obstinate: (persist stubbornly) "he obstinates himself against all rational arguments"

obstruct, Verb

(v)

obstruct, blockade, block, hinder, stymie, stymy, embarrass: (hinder or prevent the progress or accomplishment of) "His brother blocked him at every turn"

(v)

obstruct, obturate, impede, occlude, jam, block, close_up: (block passage through) "obstruct the path"

(v)

obstruct, block: (shut out from view or get in the way so as to hide from sight) "The thick curtain blocked the action on the stage"; "The trees obstruct my view of the mountains"

obstructed, Adjective

(a)

obstructed: (shut off to passage or view or hindered from action) "a partially obstructed passageway"; "an obstructed view"; "justice obstructed is not justice"

obstructer, Noun

(n)

obstruction, obstructor, obstructer, impediment, impedimenta: (any structure that makes progress difficult)

(n)

obstructionist, obstructor, obstructer, resister, thwarter: (someone who systematically obstructs some action that others want to take)

obstruction, Noun

(n)

obstacle, obstruction: (something immaterial that stands in the way and must be circumvented or surmounted) "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"; "the filibuster was a major obstruction to the success of their plan"

(n)

obstruction, obstructor, obstructer, impediment, impedimenta: (any structure that makes progress difficult)

(n)

obstruction, blockage: (the physical condition of blocking or filling a passage with an obstruction)

(n)

obstruction: (the act of obstructing) "obstruction of justice"

(n)

obstruction: (getting in someone's way)

obstructionist, Noun

(n)

obstructionist, obstructor, obstructer, resister, thwarter: (someone who systematically obstructs some action that others want to take)

obstructive, Adjective

(s)

clogging, hindering, impeding, obstructive: (preventing movement) "the clogging crowds of revelers overflowing into the street"

obstructor, Noun

(n)

obstruction, obstructor, obstructer, impediment, impedimenta: (any structure that makes progress difficult)

(n)

obstructionist, obstructor, obstructer, resister, thwarter: (someone who systematically obstructs some action that others want to take)

obtain, Verb

(v)

obtain: (come into possession of) "How did you obtain the visa?"

(v)

prevail, hold, obtain: (be valid, applicable, or true) "This theory still holds"

(v)

receive, get, find, obtain, incur: (receive a specified treatment (abstract)) "These aspects of civilization do not find expression or receive an interpretation"; "His movie received a good review"; "I got nothing but trouble for my good intentions"

obtainable, Adjective

(s)

gettable, getable, obtainable, procurable: (capable of being obtained) "savings of up to 50 percent are obtainable"

obtainment, Noun

(n)

obtainment, obtention: (the act of obtaining)

obtention, Noun

(n)

obtainment, obtention: (the act of obtaining)

obtrude, Verb

(v)

intrude, obtrude: (thrust oneself in as if by force) "The colors don't intrude on the viewer"

(v)

push_out, obtrude, thrust_out: (push to thrust outward)

obtrusive, Adjective

(a)

obtrusive, noticeable: (undesirably noticeable) "the obtrusive behavior of a spoiled child"; "equally obtrusive was the graffiti"

(s)

obtrusive: (sticking out; protruding)

obtrusiveness, Noun

(n)

obtrusiveness: (an unwelcome conspicuousness)

obturate, Verb

(v)

obstruct, obturate, impede, occlude, jam, block, close_up: (block passage through) "obstruct the path"

obtuse, Adjective

(s)

dense, dim, dull, dumb, obtuse, slow: (slow to learn or understand; lacking intellectual acuity) "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray"; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students"

(a)

obtuse: (of an angle; between 90 and 180 degrees)

(s)

obtuse: ((of a leaf shape) rounded at the apex)

(s)

obtuse, purblind: (lacking in insight or discernment) "too obtuse to grasp the implications of his behavior"; "a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin"- Jasper Griffin"

obtuseness, Noun

(n)

dullness, obtuseness: (the quality of being slow to understand)

(n)

obtuseness: (the quality of lacking a sharp edge or point)

obverse, Noun

(n)

obverse: (the more conspicuous of two alternatives or cases or sides) "the obverse of this issue"

(n)

obverse: (the side of a coin or medal bearing the principal stamp or design)

obviate, Verb

(v)

debar, forefend, forfend, obviate, deflect, avert, head_off, stave_off, fend_off, avoid, ward_off: (prevent the occurrence of; prevent from happening) "Let's avoid a confrontation"; "head off a confrontation"; "avert a strike"

(v)

obviate, rid_of, eliminate: (do away with)

obviating, Adjective

(s)

preclusive, obviating: (made impossible)

obviation, Noun

(n)

obviation, forestalling, preclusion: (the act of preventing something by anticipating and disposing of it effectively)

obvious, Adjective

(a)

obvious: (easily perceived by the senses or grasped by the mind) "obvious errors"

obviousness, Noun

(n)

obviousness, noticeability, noticeableness, patency: (the property of being easy to see and understand)

oca, Noun

(n)

oca, oka, Oxalis_tuberosa, Oxalis_crenata: (South American wood sorrel cultivated for its edible tubers)

occasion, Noun

(n)

affair, occasion, social_occasion, function, social_function: (a vaguely specified social event) "the party was quite an affair"; "an occasion arranged to honor the president"; "a seemingly endless round of social functions"

(n)

juncture, occasion: (an event that occurs at a critical time) "at such junctures he always had an impulse to leave"; "it was needed only on special occasions"

(n)

occasion: (reason) "there was no occasion for complaint"

(n)

occasion: (the time of a particular event) "on the occasion of his 60th birthday"

(n)

occasion: (an opportunity to do something) "there was never an occasion for her to demonstrate her skill"

occasion, Verb

(v)

occasion: (give occasion to)

occasional, Adjective

(s)

casual, occasional: (occurring from time to time) "casual employment"; "a casual correspondence with a former teacher"; "an occasional worker"

(s)

episodic, occasional: (occurring or appearing at usually irregular intervals) "episodic in his affections"; "occasional headaches"

(s)

occasional: (occurring from time to time) "took an occasional glass of wine"

(s)

periodic, occasional: (recurring or reappearing from time to time) "periodic feelings of anxiety"

occidental, Adjective

(s)

occidental, Hesperian: (denoting or characteristic of countries of Europe and the western hemisphere) "occidental civilization"; "Hesperian culture"

occidentalise, Verb

(v)

occidentalize, occidentalise, westernize, westernise: (make western in character) "The country was Westernized after it opened up"

occidentalize, Verb

(v)

occidentalize, occidentalise, westernize, westernise: (make western in character) "The country was Westernized after it opened up"

occipital, Adjective

(a)

occipital: (of or relating to the occiput) "occipital bone"

occlude, Verb

(v)

obstruct, obturate, impede, occlude, jam, block, close_up: (block passage through) "obstruct the path"

occluded, Adjective

(s)

occluded: (closed off) "an occluded artery"

(s)

occluded, sorbed: ((of a substance) taken into and retained in another substance) "the sorbed oil mass"; "large volumes of occluded hydrogen in palladium"

occlusion, Noun

(n)

blockage, block, closure, occlusion, stop, stoppage: (an obstruction in a pipe or tube) "we had to call a plumber to clear out the blockage in the drainpipe"

(n)

blockage, closure, occlusion: (the act of blocking)

(n)

occluded_front, occlusion: ((meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft)

(n)

occlusion: (closure or blockage (as of a blood vessel))

(n)

occlusion: ((dentistry) the normal spatial relation of the teeth when the jaws are closed)

occlusive, Adjective

(a)

occlusive: (tending to occlude)

occlusive, Noun

(n)

stop_consonant, stop, occlusive, plosive_consonant, plosive_speech_sound, plosive: (a consonant produced by stopping the flow of air at some point and suddenly releasing it) "his stop consonants are too aspirated"

occult, Adjective

(s)

mysterious, mystic, mystical, occult, secret, orphic: (having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding) "mysterious symbols"; "the mystical style of Blake"; "occult lore"; "the secret learning of the ancients"

(s)

occult: (hidden and difficult to see) "an occult fracture"; "occult blood in the stool"

occult, Noun

(n)

occult, occult_arts: (supernatural practices and techniques) "he is a student of the occult"

(n)

supernatural, occult: (supernatural forces and events and beings collectively) "She doesn't believe in the supernatural"

occult, Verb

(v)

eclipse, occult: (cause an eclipse of (a celestial body) by intervention) "The Sun eclipses the moon today"; "Planets and stars often are occulted by other celestial bodies"

(v)

occult: (become concealed or hidden from view or have its light extinguished) "The beam of light occults every so often"

(v)

occult: (hide from view) "The lids were occulting her eyes"

occultation, Noun

(n)

eclipse, occultation: (one celestial body obscures another)

occupancy, Noun

(n)

occupancy, tenancy: (an act of being a tenant or occupant)

(n)

occupation, occupancy, moving_in: (the act of occupying or taking possession of a building) "occupation of a building without a certificate of occupancy is illegal"

occupant, Noun

(n)

resident, occupant, occupier: (someone who lives at a particular place for a prolonged period or who was born there)

occupation, Noun

(n)

occupation, business, job, line_of_work, line: (the principal activity in your life that you do to earn money) "he's not in my line of business"

(n)

occupation, military_control: (the control of a country by military forces of a foreign power)

(n)

occupation: (any activity that occupies a person's attention) "he missed the bell in his occupation with the computer game"

(n)

occupation, occupancy, moving_in: (the act of occupying or taking possession of a building) "occupation of a building without a certificate of occupancy is illegal"

(n)

occupation: (the period of time during which a place or position or nation is occupied) "during the German occupation of Paris"

occupational, Adjective

(a)

occupational: (of or relating to the activity or business for which you are trained) "occupational hazard"

occupied, Adjective

(s)

engaged, occupied: (having ones attention or mind or energy engaged) "she keeps herself fully occupied with volunteer activities"; "deeply engaged in conversation"

(a)

occupied: (held or filled or in use) "she keeps her time well occupied"; "the wc is occupied"

(a)

occupied: (seized and controlled as by military invasion) "the occupied countries of Europe"

(s)

occupied, tenanted: (resided in; having tenants) "not all the occupied (or tenanted) apartments were well kept up"

occupier, Noun

(n)

occupier: (a member of a military force who is residing in a conquered foreign country)

(n)

resident, occupant, occupier: (someone who lives at a particular place for a prolonged period or who was born there)

occupy, Verb

(v)

absorb, engross, engage, occupy: (consume all of one's attention or time) "Her interest in butterflies absorbs her completely"

(v)

busy, occupy: (keep busy with) "She busies herself with her butterfly collection"

(v)

concern, interest, occupy, worry: (be on the mind of) "I worry about the second Germanic consonant shift"

(v)

fill, take, occupy: (assume, as of positions or roles) "She took the job as director of development"; "he occupies the position of manager"; "the young prince will soon occupy the throne"

(v)

invade, occupy: (march aggressively into another's territory by military force for the purposes of conquest and occupation) "Hitler invaded Poland on September 1, 1939"

(v)

occupy, reside, lodge_in: (live (in a certain place)) "She resides in Princeton"; "he occupies two rooms on the top floor"

(v)

occupy, fill: (occupy the whole of) "The liquid fills the container"

(v)

take, occupy, use_up: (require (time or space)) "It took three hours to get to work this morning"; "This event occupied a very short time"

occur, Verb

(v)

happen, hap, go_on, pass_off, occur, pass, fall_out, come_about, take_place: (come to pass) "What is happening?"; "The meeting took place off without an incidence"; "Nothing occurred that seemed important"

(v)

occur, come: (come to one's mind; suggest itself) "It occurred to me that we should hire another secretary"; "A great idea then came to her"

(v)

occur: (to be found to exist) "sexism occurs in many workplaces"; "precious stones occur in a large area in Brazil"

occurrence, Noun

(n)

happening, occurrence, occurrent, natural_event: (an event that happens)

(n)

occurrence: (an instance of something occurring) "a disease of frequent occurrence"; "the occurrence (or presence) of life on other planets"

occurrent, Adjective

(s)

occurrent: (presently occurring (either causally or incidentally)) "technical terms are rarely occurrent in literature"

occurrent, Noun

(n)

happening, occurrence, occurrent, natural_event: (an event that happens)

ocean, Noun

(n)

ocean: (a large body of water constituting a principal part of the hydrosphere)

(n)

ocean, sea: (anything apparently limitless in quantity or volume)

oceanaut, Noun

(n)

aquanaut, oceanaut: (a skilled worker who can live in underwater installations and participate in scientific research)

oceanfront, Noun

(n)

oceanfront: (land bordering an ocean)

oceangoing, Adjective

(s)

oceangoing, seafaring, seagoing: (used on the high seas) "seafaring vessels"

oceanic, Adjective

(a)

oceanic, pelagic: (relating to or occurring or living in or frequenting the open ocean) "oceanic islands like Bermuda"; "oceanic currents"; "oceanic birds"; "pelagic organisms"; "pelagic whaling"

(s)

oceanic: (resembling the ocean in apparent limitlessness in extent or degree) "the oceanic violence of his rage"

(s)

oceanic: (constituting or living in the open sea) "oceanic waters"; "oceanic life"

oceanography, Noun

(n)

oceanography, oceanology: (the branch of science dealing with physical and biological aspects of the oceans)

oceanology, Noun

(n)

oceanography, oceanology: (the branch of science dealing with physical and biological aspects of the oceans)

ocellus, Noun

(n)

eyespot, ocellus: (an eyelike marking (as on the wings of some butterflies); usually a spot of color inside a ring of another color)

(n)

simple_eye, stemma, ocellus: (an eye having a single lens)

ocher, Adjective

(s)

ocher, ochre: (of a moderate orange-yellow color)

ocher, Noun

(n)

ocher, ochre: (a moderate yellow-orange to orange color)

(n)

ocher, ochre: (any of various earths containing silica and alumina and ferric oxide; used as a pigment)

ochlocracy, Noun

(n)

mobocracy, ochlocracy: (a political system in which a mob is the source of control; government by the masses)

ochre, Adjective

(s)

ocher, ochre: (of a moderate orange-yellow color)

ochre, Noun

(n)

ocher, ochre: (a moderate yellow-orange to orange color)

(n)

ocher, ochre: (any of various earths containing silica and alumina and ferric oxide; used as a pigment)

ocotillo, Noun

(n)

ocotillo, coachwhip, Jacob's_staff, vine_cactus, Fouquieria_splendens: (desert shrub of southwestern United States and Mexico having slender naked spiny branches that after the rainy season put forth foliage and clusters of red flowers)

octad, Noun

(n)

eight, 8, VIII, eighter, eighter_from_Decatur, octad, ogdoad, octonary, octet: (the cardinal number that is the sum of seven and one)

octagonal, Adjective

(a)

octangular, octagonal: (of or relating to or shaped like an octagon)

octane, Noun

(n)

octane: (any isomeric saturated hydrocarbon found in petroleum and used as a fuel and solvent)

octangular, Adjective

(a)

octangular, octagonal: (of or relating to or shaped like an octagon)

octavo, Noun

(n)

octavo, eightvo, 8vo: (the size of a book whose pages are made by folding a sheet of paper three times to form eight leaves)

octet, Noun

(n)

eight, 8, VIII, eighter, eighter_from_Decatur, octad, ogdoad, octonary, octet: (the cardinal number that is the sum of seven and one)

(n)

octet, octette: (eight performers or singers who perform together)

(n)

octet, octette: (a set of eight similar things considered as a unit)

(n)

octet, octette, eightsome: (eight people considered as a unit)

(n)

octet, octette: (a musical composition written for eight performers)

octette, Noun

(n)

octet, octette: (eight performers or singers who perform together)

(n)

octet, octette: (a set of eight similar things considered as a unit)

(n)

octet, octette, eightsome: (eight people considered as a unit)

(n)

octet, octette: (a musical composition written for eight performers)

octogenarian, Adjective

(s)

octogenarian: (being from 80 to 89 years old)

octogenarian, Noun

(n)

octogenarian: (someone whose age is in the eighties)

octonary, Noun

(n)

eight, 8, VIII, eighter, eighter_from_Decatur, octad, ogdoad, octonary, octet: (the cardinal number that is the sum of seven and one)

octopus, Noun

(n)

octopus: (tentacles of octopus prepared as food)

(n)

octopus, devilfish: (bottom-living cephalopod having a soft oval body with eight long tentacles)

octuple, Adjective

(s)

octuple, eightfold, eight-fold: (having eight units or components)

ocular, Adjective

(a)

ocular, optic, optical, opthalmic: (of or relating to or resembling the eye) "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"

(a)

ocular, optic, optical, visual: (relating to or using sight) "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation"

(s)

ocular, visual: (visible; give me the ocular proof"- Shakespeare) "be sure of it"; "a visual presentation"; "a visual image"

ocular, Noun

(n)

eyepiece, ocular: (combination of lenses at the viewing end of optical instruments)

oculist, Noun

(n)

ophthalmologist, eye_doctor, oculist: (a medical doctor specializing in the diagnosis and treatment of diseases of the eye)

(n)

optometrist, oculist: (a person skilled in testing for defects of vision in order to prescribe corrective glasses)

oculus, Noun

(n)

eye, oculus, optic: (the organ of sight)

odd-pinnate, Adjective

(s)

odd-pinnate, imparipinnate: ((a leaf shape) pinnate with a single leaflet at the apex)

odd, Adjective

(s)

curious, funny, odd, peculiar, queer, rum, rummy, singular: (beyond or deviating from the usual or expected) "a curious hybrid accent"; "her speech has a funny twang"; "they have some funny ideas about war"; "had an odd name"; "the peculiar aromatic odor of cloves"; "something definitely queer about this town"; "what a rum fellow"; "singular behavior"

(s)

leftover, left_over, left, odd, remaining, unexpended: (not used up) "leftover meatloaf"; "she had a little money left over so she went to a movie"; "some odd dollars left"; "saved the remaining sandwiches for supper"; "unexpended provisions"

(a)

odd, uneven: (not divisible by two)

(s)

odd: (not easily explained) "it is odd that his name is never mentioned"

(s)

odd: (an indefinite quantity more than that specified) "invited 30-odd guests"

(s)

odd, unmatched, unmated, unpaired: (of the remaining member of a pair, of socks e.g.)

oddball, Noun

(n)

eccentric, eccentric_person, flake, oddball, geek: (a person with an unusual or odd personality)

oddity, Noun

(n)

curio, curiosity, oddity, oddment, peculiarity, rarity: (something unusual -- perhaps worthy of collecting)

(n)

oddity, oddness: (eccentricity that is not easily explained)

(n)

oddity, queerness, quirk, quirkiness, crotchet: (a strange attitude or habit)

oddment, Noun

(n)

curio, curiosity, oddity, oddment, peculiarity, rarity: (something unusual -- perhaps worthy of collecting)

(n)

end, remainder, remnant, oddment: (a piece of cloth that is left over after the rest has been used or sold)

oddments, Noun

(n)

curio, curiosity, oddity, oddment, peculiarity, rarity: (something unusual -- perhaps worthy of collecting)

(n)

end, remainder, remnant, oddment: (a piece of cloth that is left over after the rest has been used or sold)

(n)

odds_and_ends, oddments, melange, farrago, ragbag, mishmash, mingle-mangle, hodgepodge, hotchpotch, gallimaufry, omnium-gatherum: (a motley assortment of things)

oddness, Noun

(n)

oddity, oddness: (eccentricity that is not easily explained)

(n)

oddness: (the parity of odd numbers (not divisible by two))

odds-maker, Noun

(n)

odds-maker, handicapper: (someone who sets the betting odds based on calculations of the outcome of a contest (especially a horse race))

odds, Noun

(n)

odds: (the likelihood of a thing occurring rather than not occurring)

(n)

odds, betting_odds: (the ratio by which one better's wager is greater than that of another) "he offered odds of two to one"

odious, Adjective

(s)

abominable, detestable, execrable, odious: (unequivocally detestable) "abominable treatment of prisoners"; "detestable vices"; "execrable crimes"; "consequences odious to those you govern"- Edmund Burke"

odiousness, Noun

(n)

offensiveness, odiousness, distastefulness: (the quality of being offensive)

odium, Noun

(n)

abhorrence, abomination, detestation, execration, loathing, odium: (hate coupled with disgust)

(n)

odium: (state of disgrace resulting from detestable behavior)

odometer, Noun

(n)

odometer, hodometer, mileometer, milometer: (a meter that shows mileage traversed)

odontalgia, Noun

(n)

toothache, odontalgia: (an ache localized in or around a tooth)

odontiasis, Noun

(n)

teething, dentition, odontiasis: (the eruption through the gums of baby teeth)

odontology, Noun

(n)

dentistry, dental_medicine, odontology: (the branch of medicine dealing with the anatomy and development and diseases of the teeth)

odor, Noun

(n)

olfactory_property, smell, aroma, odor, odour, scent: (any property detected by the olfactory system)

(n)

smell, odor, odour, olfactory_sensation, olfactory_perception: (the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form) "she loved the smell of roses"

odoriferous, Adjective

(s)

odoriferous: (morally offensive) "odoriferous legislation"

(s)

odoriferous, odorous: (emitting an odor) "odorous salt pork and weevily hardtack"

(s)

odoriferous, odorous, perfumed, scented, sweet, sweet-scented, sweet-smelling: (having a natural fragrance) "odoriferous spices"; "the odorous air of the orchard"; "the perfumed air of June"; "scented flowers"

odorize, Verb

(v)

odorize, odourise, scent: (cause to smell or be smelly)

odorless, Adjective

(a)

odorless, odourless, inodorous: (having no odor) "odorless gas"; "odorless flowers"

odorous, Adjective

(s)

odoriferous, odorous: (emitting an odor) "odorous salt pork and weevily hardtack"

(s)

odoriferous, odorous, perfumed, scented, sweet, sweet-scented, sweet-smelling: (having a natural fragrance) "odoriferous spices"; "the odorous air of the orchard"; "the perfumed air of June"; "scented flowers"

(a)

odorous: (having odor or a characteristic odor) "odorous jasmine flowers"; "odorous garbage"; "fresh odorous bread"

odour, Noun

(n)

olfactory_property, smell, aroma, odor, odour, scent: (any property detected by the olfactory system)

(n)

smell, odor, odour, olfactory_sensation, olfactory_perception: (the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form) "she loved the smell of roses"

odourise, Verb

(v)

odorize, odourise, scent: (cause to smell or be smelly)

odourless, Adjective

(a)

odorless, odourless, inodorous: (having no odor) "odorless gas"; "odorless flowers"

oecumenic, Adjective

(s)

ecumenic, oecumenic, ecumenical, oecumenical: (concerned with promoting unity among churches or religions) "ecumenical thinking"; "ecumenical activities"; "the ecumenical movement"

oecumenical, Adjective

(s)

cosmopolitan, ecumenical, oecumenical, general, universal, worldwide, world-wide: (of worldwide scope or applicability) "an issue of cosmopolitan import"; "the shrewdest political and ecumenical comment of our time"- Christopher Morley"; "universal experience"

(s)

ecumenic, oecumenic, ecumenical, oecumenical: (concerned with promoting unity among churches or religions) "ecumenical thinking"; "ecumenical activities"; "the ecumenical movement"

oecumenism, Noun

(n)

ecumenism, oecumenism: (a movement promoting union between religions (especially between Christian churches))

oedema, Noun

(n)

edema, oedema, hydrops, dropsy: (swelling from excessive accumulation of watery fluid in cells, tissues, or serous cavities)

oenologist, Noun

(n)

enologist, oenologist, fermentologist: (a specialist in wine making)

oenology, Noun

(n)

enology, oenology: (the art of wine making)

oenophile, Noun

(n)

enophile, oenophile: (someone who appreciates wine)

oesophagitis, Noun

(n)

esophagitis, oesophagitis: (inflammation of the esophagus; often caused by gastroesophageal reflux)

oesophagoscope, Noun

(n)

esophagoscope, oesophagoscope: (an optical instrument for examining the inside of the esophagus)

oesophagus, Noun

(n)

esophagus, oesophagus, gorge, gullet: (the passage between the pharynx and the stomach)

oestradiol, Noun

(n)

estradiol, oestradiol: (the most powerful female hormone that occurs naturally; synthesized and used to treat estrogen deficiency and breast cancer)

oestriol, Noun

(n)

estriol, oestriol: (a naturally occurring estrogenic hormone; a synthetic form is used to treat estrogen deficiency)

oestrogen, Noun

(n)

estrogen, oestrogen: (a general term for female steroid sex hormones that are secreted by the ovary and responsible for typical female sexual characteristics)

oestrone, Noun

(n)

estrone, oestrone, theelin, Estronol: (a naturally occurring weak estrogenic hormone secreted by the mammalian ovary; synthesized (trade name Estronol) and used to treat estrogen deficiency)

oeuvre, Noun

(n)

oeuvre, work, body_of_work: (the total output of a writer or artist (or a substantial part of it)) "he studied the entire Wagnerian oeuvre"; "Picasso's work can be divided into periods"

off-and-on, Adjective

(s)

fitful, interrupted, off-and-on: (intermittently stopping and starting) "fitful (or interrupted) sleep"; "off-and-on static"

off-center, Adjective

(s)

off-center, off-centered: (situated away from the center or axis)

off-centered, Adjective

(s)

off-center, off-centered: (situated away from the center or axis)

off-color, Adjective

(s)

bawdy, off-color, ribald: (humorously vulgar) "bawdy songs"; "off-color jokes"; "ribald language"

(s)

indelicate, off-color, off-colour: (in violation of good taste even verging on the indecent) "an indelicate remark"; "an off-color joke"

off-colour, Adjective

(s)

indelicate, off-color, off-colour: (in violation of good taste even verging on the indecent) "an indelicate remark"; "an off-color joke"

off-guard, Adjective

(s)

napping, off-guard, off_guard, off_one's_guard, off_his_guard, off_her_guard, off_your_guard: (not prepared or vigilant) "the blow caught him napping"; "caught in an off-guard moment"; "found him off his guard"

off-key, Adjective

(s)

false, off-key, sour: (inaccurate in pitch) "a false (or sour) note"; "her singing was off key"

off-limits, Adjective

(s)

off-limits, out-of-bounds: (barred to a designated group) "that area is off-limits"

off-line, Adjective

(a)

off-line: (not on a regular route of a transportation system) "an off-line ticket office"

(a)

off-line: (not connected to a computer network) "off-line resources"

off-site, Adjective

(a)

off-site: (taking place or located away from the site) "an off-site waste treatment operation"

off-street, Adjective

(a)

off-street: (not on the streets) "off-street parking"; "off-street unloading of vehicles"

off-the-cuff, Adjective

(s)

ad-lib, extemporaneous, extemporary, extempore, impromptu, offhand, offhanded, off-the-cuff, unrehearsed: (with little or no preparation or forethought) "his ad-lib comments showed poor judgment"; "an extemporaneous piano recital"; "an extemporary lecture"; "an extempore skit"; "an impromptu speech"; "offhand excuses"; "trying to sound offhanded and reassuring"; "an off-the-cuff toast"; "a few unrehearsed comments"

off-the-peg, Adjective

(s)

off-the-rack, off-the-shelf, off-the-peg, ready-to-wear: ((especially of clothing) made in standard sizes and available from merchandise in stock) "a ready-made jacket"; "ready-to-wear clothes"

off-the-rack, Adjective

(s)

off-the-rack, off-the-shelf, off-the-peg, ready-to-wear: ((especially of clothing) made in standard sizes and available from merchandise in stock) "a ready-made jacket"; "ready-to-wear clothes"

off-the-shelf, Adjective

(s)

off-the-rack, off-the-shelf, off-the-peg, ready-to-wear: ((especially of clothing) made in standard sizes and available from merchandise in stock) "a ready-made jacket"; "ready-to-wear clothes"

off-the-wall, Adjective

(s)

bizarre, eccentric, freakish, freaky, flaky, flakey, gonzo, off-the-wall, outlandish, outre: (conspicuously or grossly unconventional or unusual) "restaurants of bizarre design--one like a hat, another like a rabbit"; "famed for his eccentric spelling"; "a freakish combination of styles"; "his off-the-wall antics"; "the outlandish clothes of teenagers"; "outre and affected stage antics"

off-white, Adjective

(s)

whitish, off-white: (of something having a color tending toward white)

off-white, Noun

(n)

bone, ivory, pearl, off-white: (a shade of white the color of bleached bones)

off, Adjective

(a)

off: (not in operation or operational) "the oven is off"; "the lights are off"

(a)

off, cancelled: ((of events) no longer planned or scheduled) "the wedding is definitely off"

(s)

off: (below a satisfactory level) "an off year for tennis"; "his performance was off"

(s)

off, sour, turned: (in an unpalatable state) "sour milk"

(s)

off: (not performing or scheduled for duties) "He's off every Tuesday"

off, Verb

(v)

murder, slay, hit, dispatch, bump_off, off, polish_off, remove: (kill intentionally and with premeditation) "The mafia boss ordered his enemies murdered"

offal, Noun

(n)

offal: (viscera and trimmings of a butchered animal often considered inedible by humans)

offbeat, Adjective

(s)

far-out, kinky, offbeat, quirky, way-out: (informal terms; strikingly unconventional)

offbeat, Noun

(n)

upbeat, offbeat: (an unaccented beat (especially the last beat of a measure))

offence, Noun

(n)

crime, offense, criminal_offense, criminal_offence, offence, law-breaking: ((criminal law) an act punishable by law; usually considered an evil act) "a long record of crimes"

(n)

discourtesy, offense, offence, offensive_activity: (a lack of politeness; a failure to show regard for others; wounding the feelings or others)

(n)

offense, offence: (the team that has the ball (or puck) and is trying to score)

(n)

offense, offence, offensive: (the action of attacking an enemy)

(n)

umbrage, offense, offence: (a feeling of anger caused by being offended) "he took offence at my question"

offenceless, Adjective

(s)

offenseless, offenceless: (incapable of offending or attacking)

offend, Verb

(v)

hurt, wound, injure, bruise, offend, spite: (hurt the feelings of) "She hurt me when she did not include me among her guests"; "This remark really bruised my ego"

(v)

pique, offend: (cause to feel resentment or indignation) "Her tactless remark offended me"

(v)

shock, offend, scandalize, scandalise, appal, appall, outrage: (strike with disgust or revulsion) "The scandalous behavior of this married woman shocked her friends"

(v)

transgress, offend, infract, violate, go_against, breach, break: (act in disregard of laws, rules, contracts, or promises) "offend all laws of humanity"; "violate the basic laws or human civilization"; "break a law"; "break a promise"

offended, Adjective

(s)

offended, pained: (hurt or upset) "she looked offended"; "face had a pained and puzzled expression"

offender, Noun

(n)

wrongdoer, offender: (a person who transgresses moral or civil law)

offending, Adjective

(a)

offending: (offending against or breaking a law or rule) "contracts offending against the statute were canceled"

offense, Noun

(n)

crime, offense, criminal_offense, criminal_offence, offence, law-breaking: ((criminal law) an act punishable by law; usually considered an evil act) "a long record of crimes"

(n)

discourtesy, offense, offence, offensive_activity: (a lack of politeness; a failure to show regard for others; wounding the feelings or others)

(n)

offense, offence: (the team that has the ball (or puck) and is trying to score)

(n)

offense, offence, offensive: (the action of attacking an enemy)

(n)

umbrage, offense, offence: (a feeling of anger caused by being offended) "he took offence at my question"

offenseless, Adjective

(s)

offenseless, offenceless: (incapable of offending or attacking)

offensive, Adjective

(a)

dysphemistic, offensive: (substitute a harsher or distasteful term for a mild one) "`nigger' is a dysphemistic term for `African-American'"

(s)

nauseating, nauseous, noisome, queasy, loathsome, offensive, sickening, vile: (causing or able to cause nausea) "a nauseating smell"; "nauseous offal"; "a sickening stench"

(a)

offensive: (for the purpose of attack rather than defense) "offensive weapons"

(a)

offensive: (causing anger or annoyance) "offensive remarks"

(a)

offensive: (unpleasant or disgusting especially to the senses) "offensive odors"

(s)

offensive, violative: (violating or tending to violate or offend against) "violative of the principles of liberty"; "considered such depravity offensive against all laws of humanity"

(a)

unsavory, unsavoury, offensive: (morally offensive) "an unsavory reputation"; "an unsavory scandal"

offensive, Noun

(n)

offense, offence, offensive: (the action of attacking an enemy)

offensiveness, Noun

(n)

offensiveness, odiousness, distastefulness: (the quality of being offensive)

offer, Noun

(n)

crack, fling, go, pass, whirl, offer: (a usually brief attempt) "he took a crack at it"; "I gave it a whirl"

(n)

offer, offering: (the verbal act of offering) "a generous offer of assistance"

(n)

offer, offering: (something offered (as a proposal or bid)) "noteworthy new offerings for investors included several index funds"

offer, Verb

(v)

extend, offer: (make available; provide) "extend a loan"; "The bank offers a good deal on new mortgages"

(v)

offer: (make available or accessible, provide or furnish) "The conference center offers a health spa"; "The hotel offers private meeting rooms"

(v)

offer, proffer: (present for acceptance or rejection) "She offered us all a cold drink"

(v)

offer: (put forward for consideration) "He offered his opinion"

(v)

offer, extend: (offer verbally) "extend my greetings"; "He offered his sympathy"

(v)

offer: (make available for sale) "The stores are offering specials on sweaters this week"

(v)

offer, bid, tender: (propose a payment) "The Swiss dealer offered $2 million for the painting"

(v)

offer: (produce or introduce on the stage) "The Shakespeare Company is offering `King Lear' this month"

(v)

offer, offer_up: (present as an act of worship) "offer prayers to the gods"

(v)

offer: (threaten to do something) "I offered to leave the committee if they did not accept my proposal"

(v)

propose, declare_oneself, offer, pop_the_question: (ask (someone) to marry you) "he popped the question on Sunday night"; "she proposed marriage to the man she had known for only two months"; "The old bachelor finally declared himself to the young woman"

(v)

put_up, provide, offer: (mount or put up) "put up a good fight"; "offer resistance"

(v)

volunteer, offer: (agree freely) "She volunteered to drive the old lady home"; "I offered to help with the dishes but the hostess would not hear of it"

offerer, Noun

(n)

offerer, offeror: (someone who presents something to another for acceptance or rejection)

offering, Noun

(n)

oblation, offering: (the act of contributing to the funds of a church or charity) "oblations for aid to the poor"

(n)

offer, offering: (the verbal act of offering) "a generous offer of assistance"

(n)

offer, offering: (something offered (as a proposal or bid)) "noteworthy new offerings for investors included several index funds"

(n)

offering: (money contributed to a religious organization)

offeror, Noun

(n)

offerer, offeror: (someone who presents something to another for acceptance or rejection)

offhand, Adjective

(s)

ad-lib, extemporaneous, extemporary, extempore, impromptu, offhand, offhanded, off-the-cuff, unrehearsed: (with little or no preparation or forethought) "his ad-lib comments showed poor judgment"; "an extemporaneous piano recital"; "an extemporary lecture"; "an extempore skit"; "an impromptu speech"; "offhand excuses"; "trying to sound offhanded and reassuring"; "an off-the-cuff toast"; "a few unrehearsed comments"

(s)

offhand, offhanded: (casually thoughtless or inconsiderate) "an offhand manner"; "she treated most men with offhand contempt"

offhanded, Adjective

(s)

ad-lib, extemporaneous, extemporary, extempore, impromptu, offhand, offhanded, off-the-cuff, unrehearsed: (with little or no preparation or forethought) "his ad-lib comments showed poor judgment"; "an extemporaneous piano recital"; "an extemporary lecture"; "an extempore skit"; "an impromptu speech"; "offhand excuses"; "trying to sound offhanded and reassuring"; "an off-the-cuff toast"; "a few unrehearsed comments"

(s)

offhand, offhanded: (casually thoughtless or inconsiderate) "an offhand manner"; "she treated most men with offhand contempt"

office, Noun

(n)

agency, federal_agency, government_agency, bureau, office, authority: (an administrative unit of government) "the Central Intelligence Agency"; "the Census Bureau"; "Office of Management and Budget"; "Tennessee Valley Authority"

(n)

function, office, part, role: (the actions and activities assigned to or required or expected of a person or group) "the function of a teacher"; "the government must do its part"; "play its role"

(n)

office, business_office: (place of business where professional or clerical duties are performed) "he rented an office in the new building"

(n)

office, power: ((of a government or government official) holding an office means being in power) "being in office already gives a candidate a great advantage"; "during his first year in office"; "during his first year in power"; "the power of the president"

(n)

office, office_staff: (professional or clerical workers in an office) "the whole office was late the morning of the blizzard"

(n)

office: (a religious rite or service prescribed by ecclesiastical authorities) "the offices of the mass"

(n)

position, post, berth, office, spot, billet, place, situation: (a job in an organization) "he occupied a post in the treasury"

officeholder, Noun

(n)

incumbent, officeholder: (the official who holds an office)

(n)

officeholder, officer: (someone who is appointed or elected to an office and who holds a position of trust) "he is an officer of the court"; "the club elected its officers for the coming year"

officer, Noun

(n)

military_officer, officer: (any person in the armed services who holds a position of authority or command) "an officer is responsible for the lives of his men"

(n)

officeholder, officer: (someone who is appointed or elected to an office and who holds a position of trust) "he is an officer of the court"; "the club elected its officers for the coming year"

(n)

officer, ship's_officer: (a person authorized to serve in a position of authority on a vessel) "he is the officer in charge of the ship's engines"

(n)

policeman, police_officer, officer: (a member of a police force) "it was an accident, officer"

officer, Verb

(v)

officer: (direct or command as an officer)

official, Adjective

(a)

official: (having official authority or sanction) "official permission"; "an official representative"

(a)

official: (of or relating to an office) "official privileges"

(s)

official: (verified officially) "the election returns are now official"

(s)

official, prescribed: (conforming to set usage, procedure, or discipline) "in prescribed order"

(s)

official: ((of a church) given official status as a national or state institution)

official, Noun

(n)

official, functionary: (a worker who holds or is invested with an office)

(n)

official: (someone who administers the rules of a game or sport) "the golfer asked for an official who could give him a ruling"

officialise, Verb

(v)

officialize, officialise: (make official) "We officialized our relationship"

officialize, Verb

(v)

officialize, officialise: (make official) "We officialized our relationship"

officiate, Verb

(v)

officiate: (act in an official capacity in a ceremony or religious ritual, such as a wedding) "Who officiated at your wedding?"

(v)

officiate, function: (perform duties attached to a particular office or place or function) "His wife officiated as his private secretary"

officiating, Noun

(n)

umpirage, officiation, officiating, refereeing: (the act of umpiring) "the officiating was excellent"

officiation, Noun

(n)

officiation: (the performance of a religious or ceremonial or public duty)

(n)

umpirage, officiation, officiating, refereeing: (the act of umpiring) "the officiating was excellent"

officious, Adjective

(s)

interfering, meddlesome, meddling, officious, busy, busybodied: (intrusive in a meddling or offensive manner) "an interfering old woman"; "bustling about self-importantly making an officious nuisance of himself"; "busy about other people's business"

officiousness, Noun

(n)

intrusiveness, meddlesomeness, officiousness: (aggressiveness as evidenced by intruding; by advancing yourself or your ideas without invitation)

offish, Adjective

(s)

offish, standoffish: (lacking cordiality; unfriendly) "a standoffish manner"

offload, Verb

(v)

offload: (transfer to a peripheral device, of computer data)

(v)

unload, unlade, offload: (take the load off (a container or vehicle)) "unload the truck"; "offload the van"

offprint, Noun

(n)

offprint, reprint, separate: (a separately printed article that originally appeared in a larger publication)

offsaddle, Verb

(v)

unsaddle, offsaddle: (remove the saddle from) "They unsaddled their mounts"

offset, Noun

(n)

beginning, commencement, first, outset, get-go, start, kickoff, starting_time, showtime, offset: (the time at which something is supposed to begin) "they got an early start"; "she knew from the get-go that he was the man for her"

(n)

counterbalance, offset: (a compensating equivalent)

(n)

offset, offset_printing: (a plate makes an inked impression on a rubber-blanketed cylinder, which in turn transfers it to the paper)

(n)

outgrowth, branch, offshoot, offset: (a natural consequence of development)

(n)

set-back, setoff, offset: (structure where a wall or building narrows abruptly)

(n)

stolon, runner, offset: (a horizontal branch from the base of plant that produces new plants from buds at its tips)

offset, Verb

(v)

cancel, offset, set_off: (make up for) "His skills offset his opponent's superior strength"

(v)

offset, countervail: (compensate for or counterbalance) "offset deposits and withdrawals"

(v)

offset: (cause (printed matter) to transfer or smear onto another surface)

(v)

offset: (create an offset in) "offset a wall"

(v)

offset: (produce by offset printing) "offset the conference proceedings"

offshoot, Noun

(n)

outgrowth, branch, offshoot, offset: (a natural consequence of development)

offshore, Adjective

(a)

offshore, seaward: ((of winds) coming from the land) "offshore winds"

(s)

offshore: (at some distance from the shore) "offshore oil reserves"; "an offshore island"

offside, Adjective

(a)

offside, offsides: (illegally beyond a prescribed line or area or ahead of the ball or puck) "the touchdown was nullified because the left tackle was offside"

offside, Noun

(n)

offside: ((sport) the mistake of occupying an illegal position on the playing field (in football, soccer, ice hockey, field hockey, etc.))

offsides, Adjective

(a)

offside, offsides: (illegally beyond a prescribed line or area or ahead of the ball or puck) "the touchdown was nullified because the left tackle was offside"

offspring, Noun

(n)

offspring, progeny, issue: (the immediate descendants of a person) "she was the mother of many offspring"; "he died without issue"

(n)

offspring, materialization, materialisation: (something that comes into existence as a result) "industrialism prepared the way for acceptance of the French Revolution's various socialistic offspring"; "this skyscraper is the solid materialization of his efforts"

(n)

young, offspring: (any immature animal)

offstage, Adjective

(a)

offstage: (situated or taking place in the area of a stage not visible to the audience) "offstage noises"

(s)

offstage, backstage: (concealed from public view or attention) "offstage political meetings"

offstage, Noun

(n)

wing, offstage, backstage: (a stage area out of sight of the audience)

oftenness, Noun

(n)

frequency, frequence, oftenness: (the number of occurrences within a given time period) "the frequency of modulation was 40 cycles per second"; "the frequency of his seizures increased as he grew older"

ogdoad, Noun

(n)

eight, 8, VIII, eighter, eighter_from_Decatur, octad, ogdoad, octonary, octet: (the cardinal number that is the sum of seven and one)

ogre, Noun

(n)

monster, fiend, devil, demon, ogre: (a cruel wicked and inhuman person)

(n)

ogre: ((folklore) a giant who likes to eat human beings)

oil, Noun

(n)

oil: (a slippery or viscous liquid or liquefiable substance not miscible with water)

(n)

oil, oil_color, oil_colour: (oil paint containing pigment that is used by an artist)

(n)

petroleum, crude_oil, crude, rock_oil, fossil_oil, oil: (a dark oil consisting mainly of hydrocarbons)

(n)

vegetable_oil, oil: (any of a group of liquid edible fats that are obtained from plants)

oil, Verb

(v)

anoint, inunct, oil, anele, embrocate: (administer an oil or ointment to; often in a religious ceremony of blessing)

(v)

oil: (cover with oil, as if by rubbing) "oil the wooden surface"

oilbird, Noun

(n)

oilbird, guacharo, Steatornis_caripensis: (nocturnal fruit-eating bird of South America that has fatty young yielding an oil that is used instead of butter)

oiled, Adjective

(a)

oiled: (treated with oil) "oiled country roads"; "an oiled walnut table"

oiler, Noun

(n)

oil_tanker, oiler, tanker, tank_ship: (a cargo ship designed to carry crude oil in bulk)

(n)

oil_well, oiler: (a well that yields or has yielded oil)

(n)

oiler: (a worker who oils engines or machinery)

oilfield, Noun

(n)

oilfield: (a region rich in petroleum deposits (especially one with producing oil wells))

oiliness, Noun

(n)

fulsomeness, oiliness, oleaginousness, smarminess, unctuousness, unction: (smug self-serving earnestness)

(n)

greasiness, oiliness, oleaginousness: (consisting of or covered with oil)

oilman, Noun

(n)

oilman: (a person who owns or operates oil wells)

(n)

oilman: (a worker who produces or sells petroleum)

oilskin, Noun

(n)

oilskin, slicker: (a macintosh made from cotton fabric treated with oil and pigment to make it waterproof)

oily, Adjective

(s)

buttery, fulsome, oily, oleaginous, smarmy, soapy, unctuous: (unpleasantly and excessively suave or ingratiating in manner or speech) "buttery praise"; "gave him a fulsome introduction"; "an oily sycophantic press agent"; "oleaginous hypocrisy"; "smarmy self-importance"; "the unctuous Uriah Heep"; "soapy compliments"

(s)

greasy, oily, sebaceous, oleaginous: (containing an unusual amount of grease or oil) "greasy hamburgers"; "oily fried potatoes"; "oleaginous seeds"

(s)

greasy, oily: (smeared or soiled with grease or oil) "greasy coveralls"; "get rid of rubbish and oily rags"

(s)

oily: (coated or covered with oil) "oily puddles in the streets"

oink, Noun

(n)

grunt, oink: (the short low gruff noise of the kind made by hogs)

oink, Verb

(v)

squeal, oink: (utter a high-pitched cry, characteristic of pigs)

ointment, Noun

(n)

cream, ointment, emollient: (toiletry consisting of any of various substances in the form of a thick liquid that have a soothing and moisturizing effect when applied to the skin)

(n)

ointment, unction, unguent, balm, salve: (semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation)

ok, Adjective

(s)

all_right, fine, , ok, okay, hunky-dory: (being satisfactory or in satisfactory condition) "an all-right movie"; "the passengers were shaken up but are all right"; "is everything all right?"; "everything's fine"; "things are okay"; "dinner and the movies had been fine"; "another minute I'd have been fine"

oka, Noun

(n)

oca, oka, Oxalis_tuberosa, Oxalis_crenata: (South American wood sorrel cultivated for its edible tubers)

(n)

oka: (a Turkish unit of weight equal to about 2.75 pounds)

(n)

oka: (a Turkish liquid unit equal to 1.3 pints)

okay, Adjective

(s)

all_right, fine, , ok, okay, hunky-dory: (being satisfactory or in satisfactory condition) "an all-right movie"; "the passengers were shaken up but are all right"; "is everything all right?"; "everything's fine"; "things are okay"; "dinner and the movies had been fine"; "another minute I'd have been fine"

okay, Noun

(n)

, OK, okay, okey, okeh: (an endorsement) "they gave us the O.K. to go ahead"

okay, Verb

(v)

approve, , okay, sanction: (give sanction to) "I approve of his educational policies"

okeh, Noun

(n)

, OK, okay, okey, okeh: (an endorsement) "they gave us the O.K. to go ahead"

okey, Noun

(n)

, OK, okay, okey, okeh: (an endorsement) "they gave us the O.K. to go ahead"

okra, Noun

(n)

gumbo, okra: (long mucilaginous green pods; may be simmered or sauteed but used especially in soups and stews)

(n)

okra: (long green edible beaked pods of the okra plant)

(n)

okra, gumbo, okra_plant, lady's-finger, Abelmoschus_esculentus, Hibiscus_esculentus: (tall coarse annual of Old World tropics widely cultivated in southern United States and West Indies for its long mucilaginous green pods used as basis for soups and stews; sometimes placed in genus Hibiscus)

ola, Noun

(n)

ola, olla: (leaf or strip from a leaf of the talipot palm used in India for writing paper)

old-fashioned, Adjective

(s)

antique, demode, ex, old-fashioned, old-hat, outmoded, passe, passee: (out of fashion) "a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas"

old-hat, Adjective

(s)

antique, demode, ex, old-fashioned, old-hat, outmoded, passe, passee: (out of fashion) "a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas"

(s)

banal, commonplace, hackneyed, old-hat, shopworn, stock, threadbare, timeworn, tired, trite, well-worn: (repeated too often; overfamiliar through overuse) "bromidic sermons"; "his remarks were trite and commonplace"; "hackneyed phrases"; "a stock answer"; "repeating threadbare jokes"; "parroting some timeworn axiom"; "the trite metaphor `hard as nails'"

old-line, Adjective

(s)

oldline, old-line: (adhering to conservative or reactionary principles) "an oldline senator"

old-maidish, Adjective

(s)

old-maidish, old-womanish: (primly fastidious)

old-time, Adjective

(s)

old-time, quaint, olde_worlde: (attractively old-fashioned (but not necessarily authentic)) "houses with quaint thatched roofs"; "a vaulted roof supporting old-time chimney pots"

old-timer, Noun

(n)

old-timer, oldtimer, gaffer, old_geezer, antique: (an elderly man)

(n)

veteran, old-timer, oldtimer, old_hand, warhorse, old_stager, stager: (an experienced person who has been through many battles; someone who has given long service)

old-womanish, Adjective

(s)

old-maidish, old-womanish: (primly fastidious)

old, Noun

(n)

old: (past times (especially in the phrase `in days of old'))

older, Adjective

(s)

aged, elderly, older, senior: (advanced in years; (`aged' is pronounced as two syllables)) "aged members of the society"; "elderly residents could remember the construction of the first skyscraper"; "senior citizen"

(s)

elder, older, : (used of the older of two persons of the same name especially used to distinguish a father from his son) "Bill Adams, Sr."

(s)

erstwhile, former, old, onetime, one-time, quondam, sometime: (belonging to some prior time) "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"

(s)

honest-to-god, honest-to-goodness, old, sure-enough: ((used informally especially for emphasis)) "a real honest-to-god live cowboy"; "had us a high old time"; "went upriver to look at a sure-enough fish wheel"

(a)

old: ((used especially of persons) having lived for a relatively long time or attained a specific age) "his mother is very old"; "a ripe old age"; "how old are you?"

(a)

old: (of long duration; not new) "old tradition"; "old house"; "old wine"; "old country"; "old friendships"; "old money"

(s)

old: ((used for emphasis) very familiar) "good old boy"; "same old story"

(s)

old, older: (skilled through long experience) "an old offender"; "the older soldiers"

(s)

Old: (of a very early stage in development) "Old English is also called Anglo Saxon"; "Old High German is High German from the middle of the 9th to the end of the 11th century"

(s)

previous, old: (just preceding something else in time or order) "the previous owner"; "my old house was larger"

oldest, Adjective

(s)

erstwhile, former, old, onetime, one-time, quondam, sometime: (belonging to some prior time) "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"

(s)

honest-to-god, honest-to-goodness, old, sure-enough: ((used informally especially for emphasis)) "a real honest-to-god live cowboy"; "had us a high old time"; "went upriver to look at a sure-enough fish wheel"

(a)

old: ((used especially of persons) having lived for a relatively long time or attained a specific age) "his mother is very old"; "a ripe old age"; "how old are you?"

(a)

old: (of long duration; not new) "old tradition"; "old house"; "old wine"; "old country"; "old friendships"; "old money"

(s)

old: ((used for emphasis) very familiar) "good old boy"; "same old story"

(s)

old, older: (skilled through long experience) "an old offender"; "the older soldiers"

(s)

Old: (of a very early stage in development) "Old English is also called Anglo Saxon"; "Old High German is High German from the middle of the 9th to the end of the 11th century"

(s)

previous, old: (just preceding something else in time or order) "the previous owner"; "my old house was larger"

oldie, Noun

(n)

oldie, golden_oldie: (a song that was formerly popular)

oldline, Adjective

(s)

oldline, old-line: (adhering to conservative or reactionary principles) "an oldline senator"

oldness, Noun

(n)

oldness: (the opposite of youngness)

(n)

oldness: (the quality of being old; the opposite of newness)

oldtimer, Noun

(n)

old-timer, oldtimer, gaffer, old_geezer, antique: (an elderly man)

(n)

veteran, old-timer, oldtimer, old_hand, warhorse, old_stager, stager: (an experienced person who has been through many battles; someone who has given long service)

oldwench, Noun

(n)

queen_triggerfish, Bessy_cerca, oldwench, oldwife, Balistes_vetula: (tropical Atlantic fish)

oldwife, Noun

(n)

old_squaw, oldwife, Clangula_hyemalis: (a common long-tailed sea duck of the northern parts of the United States)

(n)

queen_triggerfish, Bessy_cerca, oldwench, oldwife, Balistes_vetula: (tropical Atlantic fish)

oleaginous, Adjective

(s)

buttery, fulsome, oily, oleaginous, smarmy, soapy, unctuous: (unpleasantly and excessively suave or ingratiating in manner or speech) "buttery praise"; "gave him a fulsome introduction"; "an oily sycophantic press agent"; "oleaginous hypocrisy"; "smarmy self-importance"; "the unctuous Uriah Heep"; "soapy compliments"

(s)

greasy, oily, sebaceous, oleaginous: (containing an unusual amount of grease or oil) "greasy hamburgers"; "oily fried potatoes"; "oleaginous seeds"

oleaginousness, Noun

(n)

fulsomeness, oiliness, oleaginousness, smarminess, unctuousness, unction: (smug self-serving earnestness)

(n)

greasiness, oiliness, oleaginousness: (consisting of or covered with oil)

olefin, Noun

(n)

alkene, olefine, olefin: (any unsaturated aliphatic hydrocarbon)

olefine, Noun

(n)

alkene, olefine, olefin: (any unsaturated aliphatic hydrocarbon)

olein, Noun

(n)

triolein, olein: (a naturally occurring glyceride of oleic acid that is found in fats and oils)

oleo, Noun

(n)

margarine, margarin, oleo, oleomargarine, marge: (a spread made chiefly from vegetable oils and used as a substitute for butter)

oleomargarine, Noun

(n)

margarine, margarin, oleo, oleomargarine, marge: (a spread made chiefly from vegetable oils and used as a substitute for butter)

oleophilic, Adjective

(a)

oleophilic: (having a strong affinity for oils rather than water)

oleophobic, Adjective

(a)

oleophobic: (lacking affinity for oils)

olfaction, Noun

(n)

smell, sense_of_smell, olfaction, olfactory_modality: (the faculty that enables us to distinguish scents)

olfactive, Adjective

(a)

olfactory, olfactive: (of or relating to olfaction)

olfactory, Adjective

(a)

olfactory, olfactive: (of or relating to olfaction)

olibanum, Noun

(n)

frankincense, olibanum, gum_olibanum, thus: (an aromatic gum resin obtained from various Arabian or East African trees; formerly valued for worship and for embalming and fumigation)

oligarch, Noun

(n)

oligarch: (one of the rulers in an oligarchy)

oligarchic, Adjective

(a)

oligarchic, oligarchical: (of or relating to or supporting or characteristic of an oligarchy)

oligarchical, Adjective

(a)

oligarchic, oligarchical: (of or relating to or supporting or characteristic of an oligarchy)

oligoclase, Noun

(n)

plagioclase, oligoclase: (any of a series of triclinic feldspars that form rocks)

oligodendria, Noun

(n)

oligodendroglia, oligodendria: (tissue consisting of glial cells with sheetlike processes that form the myelin sheath of nerve fibers)

oligodendrocyte, Noun

(n)

oligodendrocyte: (a cell of the oligodendroglia)

oligodendroglia, Noun

(n)

oligodendroglia, oligodendria: (tissue consisting of glial cells with sheetlike processes that form the myelin sheath of nerve fibers)

oligosaccharide, Noun

(n)

oligosaccharide: (any of the carbohydrates that yield only a few monosaccharide molecules on complete hydrolysis)

olive-colored, Adjective

(s)

olive-colored, olive-coloured: (having the color of green olives)

olive-coloured, Adjective

(s)

olive-colored, olive-coloured: (having the color of green olives)

olive-drab, Adjective

(s)

olive-drab, drab: (of a light brownish green color)

olive-gray, Adjective

(s)

olive-grey, olive-gray: (of grey tinged with olive)

olive-grey, Adjective

(s)

olive-grey, olive-gray: (of grey tinged with olive)

olive-like, Adjective

(s)

olivelike, olive-like: (resembling an olive)

olive, Adjective

(s)

olive: (of a yellow-green color similar to that of an unripe olive)

olive, Noun

(n)

olive: (small ovoid fruit of the European olive tree; important food and source of oil)

(n)

olive, European_olive_tree, Olea_europaea: (evergreen tree cultivated in the Mediterranean region since antiquity and now elsewhere; has edible shiny black fruits)

(n)

olive: (hard yellow often variegated wood of an olive tree; used in cabinetwork)

(n)

olive: (one-seeded fruit of the European olive tree usually pickled and used as a relish)

(n)

olive: (a yellow-green color of low brightness and saturation)

olivelike, Adjective

(s)

olivelike, olive-like: (resembling an olive)

olla, Noun

(n)

ola, olla: (leaf or strip from a leaf of the talipot palm used in India for writing paper)

omasum, Noun

(n)

psalterium, omasum, third_stomach: (the third compartment of the stomach of a ruminant)

ombudsman, Noun

(n)

ombudsman: (a government appointee who investigates complaints by private persons against the government)

omega, Noun

(n)

omega, Z: (the ending of a series or sequence) "the Alpha and the Omega, the first and the last, the beginning and the end"--Revelation"

(n)

omega: (the last (24th) letter of the Greek alphabet)

omelet, Noun

(n)

omelet, omelette: (beaten eggs or an egg mixture cooked until just set; may be folded around e.g. ham or cheese or jelly)

omelette, Noun

(n)

omelet, omelette: (beaten eggs or an egg mixture cooked until just set; may be folded around e.g. ham or cheese or jelly)

omen, Noun

(n)

Oman, Sultanate_of_Oman, Muscat_and_Oman: (a strategically located monarchy on the southern and eastern coasts of the Arabian Peninsula; the economy is dominated by oil)

(n)

omen, portent, presage, prognostic, prognostication, prodigy: (a sign of something about to happen) "he looked for an omen before going into battle"

omen, Verb

(v)

bode, portend, auspicate, prognosticate, omen, presage, betoken, foreshadow, augur, foretell, prefigure, forecast, predict: (indicate by signs) "These signs bode bad news"

omeprazole, Noun

(n)

omeprazole, Prilosec: (antacid (trade name Prilosec) that suppresses acid secretion in the stomach)

ominous, Adjective

(s)

baleful, forbidding, menacing, minacious, minatory, ominous, sinister, threatening: (threatening or foreshadowing evil or tragic developments) "a baleful look"; "forbidding thunderclouds"; "his tone became menacing"; "ominous rumblings of discontent"; "sinister storm clouds"; "a sinister smile"; "his threatening behavior"; "ugly black clouds"; "the situation became ugly"

(s)

ill, inauspicious, ominous: (presaging ill fortune) "ill omens"; "ill predictions"; "my words with inauspicious thunderings shook heaven"- P.B.Shelley"; "a dead and ominous silence prevailed"; "a by-election at a time highly unpropitious for the Government"

omission, Noun

(n)

omission, skip: (a mistake resulting from neglect)

(n)

omission: (something that has been omitted) "she searched the table for omissions"

(n)

omission, deletion: (any process whereby sounds or words are left out of spoken words or phrases)

(n)

omission: (neglecting to do something; leaving out or passing over something)

omit, Verb

(v)

exclude, except, leave_out, leave_off, omit, take_out: (prevent from being included or considered or accepted) "The bad results were excluded from the report"; "Leave off the top piece"

(v)

neglect, pretermit, omit, drop, miss, leave_out, overlook, overleap: (leave undone or leave out) "How could I miss that typo?"; "The workers on the conveyor belt miss one out of ten"

omnibus, Adjective

(s)

omnibus: (providing for many things at once) "an omnibus law"

omnibus, Noun

(n)

bus, autobus, coach, charabanc, double-decker, jitney, motorbus, motorcoach, omnibus, passenger_vehicle: (a vehicle carrying many passengers; used for public transport) "he always rode the bus to work"

(n)

omnibus: (an anthology of articles on a related subject or an anthology of the works of a single author)

omnidirectional, Adjective

(a)

omnidirectional: (not directional) "omnidirectional antenna"

omnipotence, Noun

(n)

omnipotence: (the state of being omnipotent; having unlimited power)

omnipotent, Adjective

(s)

almighty, all-powerful, omnipotent: (having unlimited power)

omnipresence, Noun

(n)

ubiquity, ubiquitousness, omnipresence: (the state of being everywhere at once (or seeming to be everywhere at once))

omnipresent, Adjective

(s)

omnipresent, ubiquitous: (being present everywhere at once)

omniscient, Adjective

(s)

all-knowing, omniscient: (infinitely wise)

omnium-gatherum, Noun

(n)

odds_and_ends, oddments, melange, farrago, ragbag, mishmash, mingle-mangle, hodgepodge, hotchpotch, gallimaufry, omnium-gatherum: (a motley assortment of things)

omnivorous, Adjective

(a)

omnivorous: (feeding on both plants and animals)

omphalos, Noun

(n)

navel, umbilicus, bellybutton, belly_button, omphalos, omphalus: (a scar where the umbilical cord was attached) "you were not supposed to show your navel on television"; "they argued whether or not Adam had a navel"; "she had a tattoo just above her bellybutton"

omphaloskepsis, Noun

(n)

omphaloskepsis, navel-gazing: (literally, the contemplation of one's navel, which is an idiom usually meaning complacent self-absorption)

omphalus, Noun

(n)

navel, umbilicus, bellybutton, belly_button, omphalos, omphalus: (a scar where the umbilical cord was attached) "you were not supposed to show your navel on television"; "they argued whether or not Adam had a navel"; "she had a tattoo just above her bellybutton"

on-going, Adjective

(s)

ongoing, on-going: (currently happening) "an ongoing economic crisis"

on-key, Adjective

(s)

on-key, true: (in tune; accurate in pitch) "a true note"

on-line, Adjective

(a)

on-line, online: (on a regular route of a railroad or bus or airline system) "on-line industries"

(a)

on-line, online: (connected to a computer network or accessible by computer) "an on-line database"

(s)

on-line, online: (being in progress now) "on-line editorial projects"

on-site, Adjective

(a)

on-site: (taking place or located at the site) "on-site inspection"

on-street, Adjective

(a)

on-street: (at the sides of streets) "on-street parking is prohibited at rush hour"

on-the-scene, Adjective

(s)

on-the-spot, on-the-scene: (at the scene of action) "an on-the-spot reporter"; "on-the-spot inspections"; "an on-the scene newscast"

on-the-spot, Adjective

(s)

on-the-spot, on-the-scene: (at the scene of action) "an on-the-spot reporter"; "on-the-spot inspections"; "an on-the scene newscast"

on, Adjective

(a)

on: (in operation or operational) "left the oven on"; "the switch is in the on position"

(a)

on: ((of events) planned or scheduled) "the picnic is on, rain or shine"; "we have nothing on for Friday night"

on_a_higher_floor, None

(a)

on: (in operation or operational) "left the oven on"; "the switch is in the on position"

(a)

on: ((of events) planned or scheduled) "the picnic is on, rain or shine"; "we have nothing on for Friday night"

on_a_lower_floor, None

(a)

on: (in operation or operational) "left the oven on"; "the switch is in the on position"

(a)

on: ((of events) planned or scheduled) "the picnic is on, rain or shine"; "we have nothing on for Friday night"

onager, Noun

(n)

catapult, arbalest, arbalist, ballista, bricole, mangonel, onager, trebuchet, trebucket: (an engine that provided medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles)

(n)

onager, Equus_hemionus: (Asiatic wild ass)

onanism, Noun

(n)

coitus_interruptus, withdrawal_method, withdrawal, pulling_out, onanism: (a method of birth control in which coitus is initiated but the penis is deliberately withdrawn before ejaculation)

(n)

masturbation, onanism: (manual stimulation of the genital organs (of yourself or another) for sexual pleasure)

onanist, Noun

(n)

masturbator, onanist: (a person who practices masturbation)

once-over, Noun

(n)

once-over, look-over: (a swift cursory examination or inspection) "I gave him the once-over"

oncidium, Noun

(n)

oncidium, dancing_lady_orchid, butterfly_plant, butterfly_orchid: (any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants)

oncologic, Adjective

(a)

oncological, oncologic: (of or relating to or practicing oncology) "oncological nurse"

oncological, Adjective

(a)

oncological, oncologic: (of or relating to or practicing oncology) "oncological nurse"

oncology, Noun

(n)

oncology: (the branch of medicine concerned with the study and treatment of tumors)

oncoming, Adjective

(s)

oncoming: (moving toward one)

oncoming, Noun

(n)

onset, oncoming: (the beginning or early stages) "the onset of pneumonia"

one-billionth, Noun

(n)

one-billionth, billionth: (one part in a billion equal parts)

one-celled, Adjective

(s)

single-celled, one-celled: (having a single cell (and thus not divided into cells))

one-dimensional, Adjective

(a)

linear, one-dimensional: (of or in or along or relating to a line; involving a single dimension) "a linear measurement"

(a)

unidimensional, one-dimensional: (relating to a single dimension or aspect; having no depth or scope) "a prose statement of fact is unidimensional, its value being measured wholly in terms of its truth"- Mary Sheehan"; "a novel with one-dimensional characters"

one-dimensionality, Noun

(n)

one-dimensionality, linearity: (the property of having one dimension)

one-eighth, Noun

(n)

one-eighth, eighth: (one part in eight equal parts)

one-fifth, Noun

(n)

one-fifth, fifth, fifth_part, twenty_percent: (one part in five equal parts)

one-fourth, Noun

(n)

one-fourth, fourth, one-quarter, quarter, fourth_part, twenty-five_percent, quartern: (one of four equal parts) "a quarter of a pound"

one-half, Noun

(n)

one-half, half: (one of two equal parts of a divisible whole) "half a loaf"; "half an hour"; "a century and one half"

one-horse, Adjective

(s)

jerkwater, one-horse, pokey, poky: (small and remote and insignificant) "a jerkwater college"; "passed a series of poky little one-horse towns"

one-humped, Adjective

(a)

one-humped, single-humped: (having one hump) "a one-humped camel"

one-hundredth, Noun

(n)

one-hundredth, hundredth, one_percent: (one part in a hundred equal parts)

one-man, Adjective

(s)

one-man, one-person, one-woman: (designed for or restricted to a single person) "a one-man show"; "a one-person tent"; "Sarah Silverman's hilarious one-woman show"

one-member, Adjective

(s)

uninominal, one-member: (based on the system of having only one member from each district (as of a legislature)) "a uninominal electoral system"

one-millionth, Noun

(n)

one-millionth, millionth: (one part in a million equal parts)

one-ninth, Noun

(n)

one-ninth, ninth: (one part in nine equal parts)

one-on-one, Adjective

(s)

one-on-one: (directly between two individuals) "one-on-one instruction"

(s)

one-on-one, man-to-man: (being a system of play in which an individual defensive player guards an individual offensive player) "one-on-one defense"

one-person, Adjective

(s)

one-man, one-person, one-woman: (designed for or restricted to a single person) "a one-man show"; "a one-person tent"; "Sarah Silverman's hilarious one-woman show"

one-piece, Adjective

(a)

one-piece: ((of clothing) consisting of or fashioned in a single whole piece) "a one-piece garment"

one-quadrillionth, Noun

(n)

one-quadrillionth, quadrillionth: (one part in a quadrillion equal parts)

one-quarter, Noun

(n)

one-fourth, fourth, one-quarter, quarter, fourth_part, twenty-five_percent, quartern: (one of four equal parts) "a quarter of a pound"

one-quintillionth, Noun

(n)

one-quintillionth, quintillionth: (one part in a quintillion equal parts)

one-seed, Adjective

(s)

single-seeded, one-seeded, one-seed: (having a single seed)

one-seeded, Adjective

(s)

single-seeded, one-seeded, one-seed: (having a single seed)

one-seventh, Noun

(n)

one-seventh, seventh: (one part in seven equal parts)

one-sided, Adjective

(s)

biased, colored, coloured, one-sided, slanted: (favoring one person or side over another) "a biased account of the trial"; "a decision that was partial to the defendant"

(a)

nonreversible, one-sided: (not reversible or capable of having either side out)

(a)

unilateral, one-sided: (involving only one part or side) "unilateral paralysis"; "a unilateral decision"

one-sixteenth, Noun

(n)

one-sixteenth, sixteenth, sixteenth_part: (one part in sixteen equal parts)

one-sixth, Noun

(n)

one-sixth, sixth: (one part in six equal parts)

one-sixtieth, Noun

(n)

one-sixtieth, sixtieth: (one part in sixty equal parts)

one-sixty-fourth, Noun

(n)

one-sixty-fourth, sixty-fourth: (one part in sixty-four equal parts)

one-ten-thousandth, Noun

(n)

one-ten-thousandth, ten-thousandth: (one part in ten thousand equal parts)

one-tenth, Noun

(n)

one-tenth, tenth, tenth_part, ten_percent: (a tenth part; one part in ten equal parts)

one-third, Noun

(n)

one-third, third, tierce: (one of three equal parts of a divisible whole) "it contains approximately a third of the minimum daily requirement"

one-thirty-second, Noun

(n)

one-thirty-second, thirty-second, thirty-second_part: (one part in thirty-two equal parts)

one-thousandth, Noun

(n)

one-thousandth, thousandth: (one part in a thousand equal parts)

one-time, Adjective

(s)

erstwhile, former, old, onetime, one-time, quondam, sometime: (belonging to some prior time) "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"

one-trillionth, Noun

(n)

one-trillionth, trillionth: (one part in a trillion equal parts)

one-twelfth, Noun

(n)

one-twelfth, twelfth, twelfth_part, duodecimal: (one part in twelve equal parts)

one-woman, Adjective

(s)

one-man, one-person, one-woman: (designed for or restricted to a single person) "a one-man show"; "a one-person tent"; "Sarah Silverman's hilarious one-woman show"

one-year, Adjective

(a)

annual, one-year: (completing its life cycle within a year) "a border of annual flowering plants"

one, Adjective

(s)

matchless, nonpareil, one, one_and_only, peerless, unmatched, unmatchable, unrivaled, unrivalled: (eminent beyond or above comparison) "matchless beauty"; "the team's nonpareil center fielder"; "she's one girl in a million"; "the one and only Muhammad Ali"; "a peerless scholar"; "infamy unmatched in the Western world"; "wrote with unmatchable clarity"; "unrivaled mastery of her art"

(s)

one, 1, i, ane: (used of a single unit or thing; not two or more) "`ane' is Scottish"

(s)

one, unitary: (having the indivisible character of a unit) "a unitary action"; "spoke with one voice"

(s)

one: (of the same kind or quality) "two animals of one species"

(s)

one: (used informally as an intensifier) "that is one fine dog"

(s)

one: (indefinite in time or position) "he will come one day"; "one place or another"

(s)

one: (being a single entity made by combining separate components) "three chemicals combining into one solution"

one, Noun

(n)

one, 1, I, ace, single, unity: (the smallest whole number or a numeral representing this number) "he has the one but will need a two and three to go with it"; "they had lunch at one"

(n)

one: (a single person or thing) "he is the best one"; "this is the one I ordered"

oneirism, Noun

(n)

reverie, revery, daydream, daydreaming, oneirism, air_castle, castle_in_the_air, castle_in_Spain: (absentminded dreaming while awake)

oneness, Noun

(n)

oneness, unity: (the quality of being united into one)

onerous, Adjective

(s)

burdensome, onerous, taxing: (not easily borne; wearing; I only had to greet the guests") "the burdensome task of preparing the income tax return"; "my duties weren't onerous"; "a taxing schedule"

onerousness, Noun

(n)

burdensomeness, heaviness, onerousness, oppressiveness: (unwelcome burdensome difficulty)

onetime, Adjective

(s)

erstwhile, former, old, onetime, one-time, quondam, sometime: (belonging to some prior time) "erstwhile friend"; "our former glory"; "the once capital of the state"; "her quondam lover"

ongoing, Adjective

(s)

ongoing, on-going: (currently happening) "an ongoing economic crisis"

onion, Noun

(n)

onion: (the bulb of an onion plant)

(n)

onion, onion_plant, Allium_cepa: (bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb)

(n)

onion: (an aromatic flavorful vegetable)

onionskin, Noun

(n)

onionskin, flimsy: (a thin strong lightweight translucent paper used especially for making carbon copies)

online, Adjective

(a)

on-line, online: (on a regular route of a railroad or bus or airline system) "on-line industries"

(a)

on-line, online: (connected to a computer network or accessible by computer) "an on-line database"

(s)

on-line, online: (being in progress now) "on-line editorial projects"

onlooker, Noun

(n)

onlooker, looker-on: (someone who looks on)

only, Adjective

(s)

alone, only: (exclusive of anyone or anything else) "she alone believed him"; "cannot live by bread alone"; "I'll have this car and this car only"

(s)

lone, lonesome, only, sole, solitary: (being the only one; single and isolated from others) "the lone doctor in the entire county"; "a lonesome pine"; "an only child"; "the sole heir"; "the sole example"; "a solitary instance of cowardice"; "a solitary speck in the sky"

onomatopoeic, Adjective

(a)

echoic, imitative, onomatopoeic, onomatopoeical, onomatopoetic: ((of words) formed in imitation of a natural sound) "onomatopoeic words are imitative of noises"; "it was independently developed in more than one place as an onomatopoetic term"- Harry Hoijer"

(a)

onomatopoeic, onomatopoetic: (of or relating to or characterized by onomatopoeia)

onomatopoeical, Adjective

(a)

echoic, imitative, onomatopoeic, onomatopoeical, onomatopoetic: ((of words) formed in imitation of a natural sound) "onomatopoeic words are imitative of noises"; "it was independently developed in more than one place as an onomatopoetic term"- Harry Hoijer"

onomatopoetic, Adjective

(a)

echoic, imitative, onomatopoeic, onomatopoeical, onomatopoetic: ((of words) formed in imitation of a natural sound) "onomatopoeic words are imitative of noises"; "it was independently developed in more than one place as an onomatopoetic term"- Harry Hoijer"

(a)

onomatopoeic, onomatopoetic: (of or relating to or characterized by onomatopoeia)

onrush, Noun

(n)

attack, onslaught, onset, onrush: ((military) an offensive against an enemy (using weapons)) "the attack began at dawn"

(n)

onrush: (a forceful forward rush or flow) "from the bow she stared at the mesmerising onrush of the sea where it split and foamed"; "the explosion interrupted the wild onrush of her thoughts"

onset, Noun

(n)

attack, onslaught, onset, onrush: ((military) an offensive against an enemy (using weapons)) "the attack began at dawn"

(n)

onset, oncoming: (the beginning or early stages) "the onset of pneumonia"

onshore, Adjective

(a)

inshore, onshore, seaward, shoreward: ((of winds) coming from the sea toward the land) "an inshore breeze"; "an onshore gale"; "sheltered from seaward winds"

(s)

onshore: (on the edge of the land) "an onshore lighthouse"

onside, Adjective

(a)

onside: (not offside; being within the prescribed area of play)

onslaught, Noun

(n)

attack, onslaught, onset, onrush: ((military) an offensive against an enemy (using weapons)) "the attack began at dawn"

(n)

barrage, bombardment, outpouring, onslaught: (the rapid and continuous delivery of linguistic communication (spoken or written)) "a barrage of questions"; "a bombardment of mail complaining about his mistake"

(n)

onslaught: (a sudden and severe onset of trouble)

onstage, Adjective

(a)

onstage: (situated or taking place on the area of a stage visible to the audience)

ontogenesis, Noun

(n)

growth, growing, maturation, development, ontogeny, ontogenesis: ((biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level) "he proposed an indicator of osseous development in children"

ontogeny, Noun

(n)

growth, growing, maturation, development, ontogeny, ontogenesis: ((biology) the process of an individual organism growing organically; a purely biological unfolding of events involved in an organism changing gradually from a simple to a more complex level) "he proposed an indicator of osseous development in children"

ontology, Noun

(n)

ontology: ((computer science) a rigorous and exhaustive organization of some knowledge domain that is usually hierarchical and contains all the relevant entities and their relations)

(n)

ontology: (the metaphysical study of the nature of being and existence)

onus, Noun

(n)

burden, load, encumbrance, incumbrance, onus: (an onerous or difficult concern) "the burden of responsibility"; "that's a load off my mind"

onychophoran, Noun

(n)

onychophoran, velvet_worm, peripatus: (any of numerous velvety-skinned wormlike carnivorous animals common in tropical forests having characteristics of both arthropods and annelid worms)

onymous, Adjective

(a)

onymous: (bearing a name) "articles in magazines are usually onymous"

onyx, Noun

(n)

onyx: (a chalcedony with alternating black and white bands; used in making cameos)

oodles, Noun

(n)

tons, dozens, heaps, lots, piles, scores, stacks, loads, rafts, slews, wads, oodles, gobs, scads, lashings: (a large number or amount) "made lots of new friends"; "she amassed stacks of newspapers"

ooh, Verb

(v)

ooh, aah: (express admiration and pleasure by uttering `ooh' or `aah') "They oohed and aahed when they unwrapped the presents"

oolong, Noun

(n)

oolong: (Chinese tea leaves that have been partially fermented before being dried)

oomph, Noun

(n)

dynamism, pizzazz, pizzaz, oomph, zing: (the activeness of an energetic personality)

(n)

sex_appeal, desirability, desirableness, oomph: (attractiveness to the opposite sex)

oophorectomy, Noun

(n)

oophorectomy, ovariectomy: (surgical removal of one of both ovaries)

ooze, Noun

(n)

seepage, ooze, oozing: (the process of seeping)

(n)

sludge, slime, goo, goop, gook, guck, gunk, muck, ooze: (any thick, viscous matter)

ooze, Verb

(v)

exude, exudate, transude, ooze_out, ooze: (release (a liquid) in drops or small quantities) "exude sweat through the pores"

(v)

seep, ooze: (pass gradually or leak through or as if through small openings)

oozing, Adjective

(s)

oozing, oozy, seeping: (leaking out slowly)

oozing, Noun

(n)

seepage, ooze, oozing: (the process of seeping)

oozy, Adjective

(s)

oozing, oozy, seeping: (leaking out slowly)

opacity, Noun

(n)

opacity: (the phenomenon of not permitting the passage of electromagnetic radiation)

(n)

opacity, opaqueness: (incomprehensibility resulting from obscurity of meaning)

(n)

opacity, opaqueness: (the quality of being opaque to a degree; the degree to which something reduces the passage of light)

opah, Noun

(n)

opah, moonfish, Lampris_regius: (large elliptical brightly colored deep-sea fish of Atlantic and Pacific and Mediterranean)

opal, Noun

(n)

opal: (a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones)

opalescence, Noun

(n)

opalescence, iridescence: (the visual property of something having a milky brightness and a play of colors from the surface)

opalescent, Adjective

(s)

iridescent, nacreous, opalescent, opaline, pearlescent: (having a play of lustrous rainbow colors) "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster"

opaline, Adjective

(s)

iridescent, nacreous, opalescent, opaline, pearlescent: (having a play of lustrous rainbow colors) "an iridescent oil slick"; "nacreous (or pearlescent) clouds looking like mother-of-pearl"; "a milky opalescent (or opaline) luster"

opalise, Verb

(v)

opalize, opalise: (make opalescent)

(v)

opalize, opalise: (replace or convert into opal) "opalized tree trunks"

opalize, Verb

(v)

opalize, opalise: (make opalescent)

(v)

opalize, opalise: (replace or convert into opal) "opalized tree trunks"

opaque, Adjective

(a)

opaque: (not transmitting or reflecting light or radiant energy; impenetrable to sight) "opaque windows of the jail"; "opaque to X-rays"

(s)

opaque, unintelligible: (not clearly understood or expressed)

opaqueness, Noun

(n)

opacity, opaqueness: (incomprehensibility resulting from obscurity of meaning)

(n)

opacity, opaqueness: (the quality of being opaque to a degree; the degree to which something reduces the passage of light)

open-air, Adjective

(s)

alfresco, open-air: (in the open air) "an alfresco lunch"; "an open-air theater"

open-chain, Adjective

(a)

acyclic, open-chain: (having an open chain structure)

open-eyed, Adjective

(s)

argus-eyed, open-eyed, vigilant, wakeful: (carefully observant or attentive; on the lookout for possible danger) "a policy of open-eyed awareness"; "the vigilant eye of the town watch"; "there was a watchful dignity in the room"; "a watchful parent with a toddler in tow"

open, Adjective

(s)

assailable, undefendable, undefended, open: (not defended or capable of being defended) "an open city"; "open to attack"

(s)

candid, open, heart-to-heart: (openly straightforward and direct without reserve or secretiveness) "his candid eyes"; "an open and trusting nature"; "a heart-to-heart talk"

(s)

capable, open, subject: (possibly accepting or permitting) "a passage capable of misinterpretation"; "open to interpretation"; "an issue open to question"; "the time is fixed by the director and players and therefore subject to much variation"

(s)

clear, open: (affording free passage or view) "a clear view"; "a clear path to victory"; "open waters"; "the open countryside"

(s)

exposed, open: (with no protection or shield) "the exposed northeast frontier"; "open to the weather"; "an open wound"

(s)

loose, open: ((of textures) full of small openings or gaps) "an open texture"; "a loose weave"

(a)

open, unfastened: (affording unobstructed entrance and exit; not shut or closed) "an open door"; "they left the door open"

(a)

open: (affording free passage or access) "open drains"; "the road is open to traffic"; "open ranks"

(a)

open, opened: (used of mouth or eyes) "keep your eyes open"; "his mouth slightly opened"

(a)

open: ((set theory) of an interval that contains neither of its endpoints)

(s)

open: (open to or in view of all) "an open protest"; "an open letter to the editor"

(s)

open: (not having been filled) "the job is still open"

(s)

open: (accessible to all) "open season"; "an open economy"

(s)

open: (having no protecting cover or enclosure) "an open boat"; "an open fire"; "open sports cars"

(s)

open, undecided, undetermined, unresolved: (not brought to a conclusion; subject to further thought) "an open question"; "our position on this bill is still undecided"; "our lawsuit is still undetermined"

(s)

open, opened: (not sealed or having been unsealed) "the letter was already open"; "the opened package lay on the table"

(s)

open: (without undue constriction as from e.g. tenseness or inhibition) "the clarity and resonance of an open tone"; "her natural and open response"

(s)

open: (not requiring union membership) "an open shop employs nonunion workers"

(s)

open: (ready for business) "the stores are open"

(a)

overt, open: (open and observable; not secret or hidden) "an overt lie"; "overt hostility"; "overt intelligence gathering"; "open ballots"

(a)

receptive, open: (ready or willing to receive favorably) "receptive to the proposals"

open, Noun

(n)

open, clear: (a clear or unobstructed space or expanse of land or water) "finally broke out of the forest into the open"

(n)

open: (a tournament in which both professionals and amateurs may play)

(n)

open, surface: (information that has become public) "all the reports were out in the open"; "the facts had been brought to the surface"

(n)

outdoors, out-of-doors, open_air, open: (where the air is unconfined) "he wanted to get outdoors a little"; "the concert was held in the open air"; "camping in the open"

open, Verb

(v)

afford, open, give: (afford access to) "the door opens to the patio"; "The French doors give onto a terrace"

(v)

open, open_up: (cause to open or to become open) "Mary opened the car door"

(v)

open, open_up: (start to operate or function or cause to start operating or functioning) "open a business"

(v)

open, open_up: (become open) "The door opened"

(v)

open: (begin or set in action, of meetings, speeches, recitals, etc.) "He opened the meeting with a long speech"

(v)

open, open_up: (make available) "This opens up new possibilities"

(v)

open, open_up: (become available) "an opportunity opened up"

(v)

open: (have an opening or passage or outlet) "The bedrooms open into the hall"

(v)

open: (make the opening move) "Kasparov opened with a standard opening"

(v)

open: (display the contents of a file or start an application as on a computer)

(v)

unfold, spread, spread_out, open: (spread out or open from a closed or folded state) "open the map"; "spread your arms"

opencast, Adjective

(s)

opencast, opencut: ((of mines and mining) worked from the exposed surface) "opencast mining"; "an opencut iron mine"

opencut, Adjective

(s)

opencast, opencut: ((of mines and mining) worked from the exposed surface) "opencast mining"; "an opencut iron mine"

opened, Adjective

(a)

open, opened: (used of mouth or eyes) "keep your eyes open"; "his mouth slightly opened"

(s)

open, opened: (not sealed or having been unsealed) "the letter was already open"; "the opened package lay on the table"

(s)

opened: (made open or clear) "the newly opened road"

opener, Noun

(n)

opener: (the first event in a series) "she played Chopin for her opener"; "the season's opener was a game against the Yankees"

(n)

opener: (a hand tool used for opening sealed containers (bottles or cans))

(n)

undoer, opener, unfastener, untier: (a person who unfastens or unwraps or opens) "children are talented undoers of their shoelaces"

openhanded, Adjective

(s)

big, bighearted, bounteous, bountiful, freehanded, handsome, giving, liberal, openhanded: (given or giving freely) "was a big tipper"; "the bounteous goodness of God"; "bountiful compliments"; "a freehanded host"; "a handsome allowance"; "Saturday's child is loving and giving"; "a liberal backer of the arts"; "a munificent gift"; "her fond and openhanded grandfather"

openhandedness, Noun

(n)

munificence, largess, largesse, magnanimity, openhandedness: (liberality in bestowing gifts; extremely liberal and generous of spirit)

openhearted, Adjective

(s)

charitable, benevolent, kindly, sympathetic, good-hearted, openhearted, large-hearted: (showing or motivated by sympathy and understanding and generosity) "was charitable in his opinions of others"; "kindly criticism"; "a kindly act"; "sympathetic words"; "a large-hearted mentor"

(s)

openhearted: (freely communicative; candidly straightforward) "openhearted advice"

opening, Adjective

(a)

opening: (first or beginning) "the memorable opening bars of Beethoven's Fifth"; "the play's opening scene"

opening, Noun

(n)

first_step, initiative, opening_move, opening: (the first of a series of actions)

(n)

hatchway, opening, scuttle: (an entrance equipped with a hatch; especially a passageway between decks of a ship)

(n)

opening, gap: (an open or empty space in or between things) "there was a small opening between the trees"; "the explosion made a gap in the wall"

(n)

opening: (a ceremony accompanying the start of some enterprise)

(n)

opening: (becoming open or being made open) "the opening of his arms was the sign I was waiting for"

(n)

opening, opening_night, curtain_raising: (the first performance (as of a theatrical production)) "the opening received good critical reviews"

(n)

opening: (the act of opening something) "the ray of light revealed his cautious opening of the door"

(n)

opening: (opportunity especially for employment or promotion) "there is an opening in the sales department"

(n)

opening: (the initial part of the introduction) "the opening established the basic theme"

(n)

opening: (a vacant or unobstructed space that is man-made) "they left a small opening for the cat at the bottom of the door"

(n)

opening, chess_opening: (a recognized sequence of moves at the beginning of a game of chess) "he memorized all the important chess openings"

(n)

orifice, opening, porta: (an aperture or hole that opens into a bodily cavity) "the orifice into the aorta from the lower left chamber of the heart"

(n)

possibility, possible_action, opening: (a possible alternative) "bankruptcy is always a possibility"

openmouthed, Adjective

(s)

goggle-eyed, openmouthed, popeyed: (with eyes or mouth open in surprise)

openness, Noun

(n)

openness: (without obstructions to passage or view) "the openness of the prairies"

(n)

openness, nakedness: (characterized by an attitude of ready accessibility (especially about one's actions or purposes); without concealment; not secretive)

(n)

receptiveness, receptivity, openness: (willingness or readiness to receive (especially impressions or ideas)) "he was testing the government's receptiveness to reform"; "this receptiveness is the key feature in oestral behavior, enabling natural mating to occur"; "their receptivity to the proposal"

operable, Adjective

(s)

functional, usable, useable, operable, operational: (fit or ready for use or service) "the toaster was still functional even after being dropped"; "the lawnmower is a bit rusty but still usable"; "an operational aircraft"; "the dishwasher is now in working order"

(a)

operable: (capable of being treated by surgical operation) "an operable cancer"

(s)

operable, practicable: (usable for a specific purpose) "an operable plan"; "a practicable solution"

operand, Noun

(n)

operand: (a quantity upon which a mathematical operation is performed)

operate, Verb

(v)

engage, mesh, lock, operate: (keep engaged) "engaged the gears"

(v)

function, work, operate, go, run: (perform as expected when applied) "The washing machine won't go unless it's plugged in"; "Does this old car still run well?"; "This old radio doesn't work anymore"

(v)

manoeuver, maneuver, manoeuvre, operate: (perform a movement in military or naval tactics in order to secure an advantage in attack or defense)

(v)

operate, run: (direct or control; projects, businesses, etc.) "She is running a relief operation in the Sudan"

(v)

operate, control: (handle and cause to function) "do not operate machinery after imbibing alcohol"; "control the lever"

(v)

operate: (happen) "What is going on in the minds of the people?"

(v)

operate_on, operate: (perform surgery on) "The doctors operated on the patient but failed to save his life"

operating, Adjective

(a)

operating: (involved in a kind of operation) "the operating conditions of the oxidation pond"

(s)

operational, in_operation, operating: (being in effect or operation) "de facto apartheid is still operational even in the `new' African nations"- Leslie Marmon Silko"; "bus service is in operation during the emergency"; "the company had several operating divisions"

operation, Noun

(n)

mathematical_process, mathematical_operation, operation: ((mathematics) calculation by mathematical methods) "the problems at the end of the chapter demonstrated the mathematical processes involved in the derivation"; "they were learning the basic operations of arithmetic"

(n)

operation: (the state of being in effect or being operative) "that rule is no longer in operation"

(n)

operation: (a business especially one run on a large scale) "a large-scale farming operation"; "a multinational operation"; "they paid taxes on every stage of the operation"; "they had to consolidate their operations"

(n)

operation: (a planned activity involving many people performing various actions) "they organized a rescue operation"; "the biggest police operation in French history"; "running a restaurant is quite an operation"; "consolidate the companies various operations"

(n)

operation: ((computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction)) "it can perform millions of operations per second"

(n)

operation, military_operation: (activity by a military or naval force (as a maneuver or campaign)) "it was a joint operation of the navy and air force"

(n)

operation, surgery, surgical_operation, surgical_procedure, surgical_process: (a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body) "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"

(n)

operation, procedure: (a process or series of acts especially of a practical or mechanical nature involved in a particular form of work) "the operations in building a house"; "certain machine tool operations"

(n)

operation, functioning, performance: (process or manner of functioning or operating) "the power of its engine determines its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"

(n)

operation: (the activity of operating something (a machine or business etc.)) "her smooth operation of the vehicle gave us a surprisingly comfortable ride"

(n)

process, cognitive_process, mental_process, operation, cognitive_operation: ((psychology) the performance of some composite cognitive activity; an operation that affects mental contents) "the process of thinking"; "the cognitive operation of remembering"

operational, Adjective

(s)

functional, usable, useable, operable, operational: (fit or ready for use or service) "the toaster was still functional even after being dropped"; "the lawnmower is a bit rusty but still usable"; "an operational aircraft"; "the dishwasher is now in working order"

(a)

operational: (pertaining to a process or series of actions for achieving a result) "operational difficulties"; "they assumed their operational positions"

(a)

operational: ((military) of or intended for or involved in military operations)

(s)

operational, in_operation, operating: (being in effect or operation) "de facto apartheid is still operational even in the `new' African nations"- Leslie Marmon Silko"; "bus service is in operation during the emergency"; "the company had several operating divisions"

operative, Adjective

(a)

operative: (being in force or having or exerting force) "operative regulations"; "the major tendencies operative in the American political system"

(s)

operative: (effective; producing a desired effect) "the operative word"

(s)

running, operative, functional, working: ((of e.g. a machine) performing or capable of performing) "in running (or working) order"; "a functional set of brakes"

(a)

surgical, operative: (relating to or requiring or amenable to treatment by surgery especially as opposed to medicine) "a surgical appendix"; "a surgical procedure"; "operative dentistry"

operative, Noun

(n)

private_detective, PI, private_eye, private_investigator, operative, shamus, sherlock: (someone who can be employed as a detective to collect information)

(n)

secret_agent, intelligence_officer, intelligence_agent, operative: (a person secretly employed in espionage for a government)

operator, Noun

(n)

hustler, wheeler_dealer, operator: (a shrewd or unscrupulous person who knows how to circumvent difficulties)

(n)

operator: ((mathematics) a symbol or function representing a mathematical operation)

(n)

operator, manipulator: (an agent that operates some apparatus or machine) "the operator of the switchboard"

(n)

operator: (someone who owns or operates a business) "who is the operator of this franchise?"

(n)

operator: (a speculator who trades aggressively on stock or commodity markets)

operculate, Adjective

(a)

operculate, operculated: (having an operculum)

operculated, Adjective

(a)

operculate, operculated: (having an operculum)

operose, Adjective

(s)

arduous, backbreaking, grueling, gruelling, hard, heavy, laborious, operose, punishing, toilsome: (characterized by effort to the point of exhaustion; especially physical effort) "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace"

operoseness, Noun

(n)

laboriousness, operoseness, toilsomeness: (the quality of requiring extended effort)

ophidian, Noun

(n)

snake, serpent, ophidian: (limbless scaly elongate reptile; some are venomous)

ophiolatry, Noun

(n)

ophiolatry, serpent-worship: (the worship of snakes)

ophthalmia, Noun

(n)

ophthalmia, ophthalmitis: (severe conjunctivitis)

ophthalmic, Adjective

(a)

ophthalmic: (of or relating to the eye) "ophthalmic defect"

(a)

ophthalmic: (of or relating to ophthalmology) "ophthalmic surgery"

ophthalmitis, Noun

(n)

ophthalmia, ophthalmitis: (severe conjunctivitis)

ophthalmologist, Noun

(n)

ophthalmologist, eye_doctor, oculist: (a medical doctor specializing in the diagnosis and treatment of diseases of the eye)

ophthalmology, Noun

(n)

ophthalmology: (the branch of medicine concerned with the eye and its diseases)

opiate, Noun

(n)

opiate: (a narcotic drug that contains opium or an opium derivative)

opine, Verb

(v)

opine, speak_up, speak_out, animadvert, sound_off: (express one's opinion openly and without fear or hesitation) "John spoke up at the meeting"

(v)

think, opine, suppose, imagine, reckon, guess: (expect, believe, or suppose) "I imagine she earned a lot of money with her new novel"; "I thought to find her in a bad state"; "he didn't think to find her in the kitchen"; "I guess she is angry at me for standing her up"

opinion, Noun

(n)

impression, feeling, belief, notion, opinion: (a vague idea in which some confidence is placed) "his impression of her was favorable"; "what are your feelings about the crisis?"; "it strengthened my belief in his sincerity"; "I had a feeling that she was lying"

(n)

opinion, sentiment, persuasion, view, thought: (a personal belief or judgment that is not founded on proof or certainty) "my opinion differs from yours"; "I am not of your persuasion"; "what are your thoughts on Haiti?"

(n)

opinion, view: (a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof) "his opinions appeared frequently on the editorial page"

(n)

opinion, legal_opinion, judgment, judgement: (the legal document stating the reasons for a judicial decision) "opinions are usually written by a single judge"

(n)

opinion, ruling: (the reason for a court's judgment (as opposed to the decision itself))

(n)

public_opinion, popular_opinion, opinion, vox_populi: (a belief or sentiment shared by most people; the voice of the people) "he asked for a poll of public opinion"

opinionated, Adjective

(s)

opinionated, opinionative, self-opinionated: (obstinate in your opinions)

opinionative, Adjective

(s)

opinionated, opinionative, self-opinionated: (obstinate in your opinions)

opisthognathous, Adjective

(a)

opisthognathous: (having receding jaws)

opium, Noun

(n)

opium: (an addictive narcotic extracted from seed capsules of the opium poppy)

opossum, Noun

(n)

opossum, possum: (nocturnal arboreal marsupial having a naked prehensile tail found from southern North America to northern South America)

(n)

phalanger, opossum, possum: (small furry Australian arboreal marsupials having long usually prehensile tails)

opponent, Adjective

(s)

opponent, opposing: (characterized by active hostility) "opponent (or opposing) armies"

opponent, Noun

(n)

adversary, antagonist, opponent, opposer, resister: (someone who offers opposition)

(n)

opposition, opponent, opposite: (a contestant that you are matched against)

opportune, Adjective

(a)

opportune: (suitable or at a time that is suitable or advantageous especially for a particular purpose) "an opportune place to make camp"; "an opportune arrival"

opportuneness, Noun

(n)

opportuneness, patness, timeliness: (timely convenience)

opportunism, Noun

(n)

opportunism, self-interest, self-seeking, expedience: (taking advantage of opportunities without regard for the consequences for others)

opportunist, Adjective

(s)

opportunist, opportunistic, timeserving: (taking immediate advantage, often unethically, of any circumstance of possible benefit)

opportunist, Noun

(n)

opportunist, self-seeker: (a person who places expediency above principle)

opportunistic, Adjective

(s)

opportunist, opportunistic, timeserving: (taking immediate advantage, often unethically, of any circumstance of possible benefit)

opportunity, Noun

(n)

opportunity, chance: (a possibility due to a favorable combination of circumstances) "the holiday gave us the opportunity to visit Washington"; "now is your chance"

opposable, Adjective

(a)

opposable, apposable: (capable of being placed opposite to something) "the thumb is opposable to the forefinger"

oppose, Verb

(v)

fight, oppose, fight_back, fight_down, defend: (fight against or resist strongly) "The senator said he would oppose the bill"; "Don't fight it!"

(v)

oppose: (be against; express opposition to) "We oppose the ban on abortion"

(v)

oppose, counterbalance: (contrast with equal weight or force)

(v)

oppose, controvert, contradict: (be resistant to) "The board opposed his motion"

(v)

pit, oppose, match, play_off: (set into opposition or rivalry) "let them match their best athletes against ours"; "pit a chess player against the Russian champion"; "He plays his two children off against each other"

(v)

react, oppose: (act against or in opposition to) "She reacts negatively to everything I say"

opposed, Adjective

(a)

opposed: (being in opposition or having an opponent) "two bitterly opposed schools of thought"

opposer, Noun

(n)

adversary, antagonist, opponent, opposer, resister: (someone who offers opposition)

opposing, Adjective

(s)

opponent, opposing: (characterized by active hostility) "opponent (or opposing) armies"

opposite, Adjective

(s)

diametric, diametrical, opposite, polar: (characterized by opposite extremes; completely opposed) "in diametric contradiction to his claims"; "diametrical (or opposite) points of view"; "opposite meanings"; "extreme and indefensible polar positions"

(a)

opposite, paired: (of leaves etc; growing in pairs on either side of a stem) "opposite leaves"

(s)

opposite: (being directly across from each other; facing) "And I on the opposite shore will be, ready to ride and spread the alarm"- Longfellow"; "we lived on opposite sides of the street"; "at opposite poles"

(s)

opposite: (moving or facing away from each other) "looking in opposite directions"; "they went in opposite directions"

(s)

opposite: (the other one of a complementary pair) "the opposite sex"; "the two chess kings are set up on squares of opposite colors"

(s)

opposite: (altogether different in nature or quality or significance) "the medicine's effect was opposite to that intended"; "it is said that opposite characters make a union happiest"- Charles Reade"

opposite, Noun

(n)

antonym, opposite_word, opposite: (a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other) "to him the antonym of `gay' was `depressed'"

(n)

inverse, opposite: (something inverted in sequence or character or effect) "when the direct approach failed he tried the inverse"

(n)

opposition, opponent, opposite: (a contestant that you are matched against)

(n)

reverse, contrary, opposite: (a relation of direct opposition) "we thought Sue was older than Bill but just the reverse was true"

oppositeness, Noun

(n)

opposition, oppositeness: (the relation between opposed entities)

oppositive, Adjective

(s)

adversative, oppositive: (expressing antithesis or opposition) "the adversative conjunction `but' in `poor but happy'"

oppress, Verb

(v)

oppress, suppress, crush: (come down on or keep down by unjust use of one's authority) "The government oppresses political activists"

(v)

persecute, oppress: (cause to suffer) "Jews were persecuted in the former Soviet Union"

oppressed, Adjective

(s)

laden, oppressed: (burdened psychologically or mentally) "laden with grief"; "oppressed by a sense of failure"

oppression, Noun

(n)

oppression, subjugation: (the act of subjugating by cruelty) "the tyrant's oppression of the people"

(n)

oppression: (the state of being kept down by unjust use of force or authority: "after years of oppression they finally revolted")

(n)

oppression, oppressiveness: (a feeling of being oppressed)

oppressive, Adjective

(s)

oppressive: (weighing heavily on the senses or spirit) "the atmosphere was oppressive"; "oppressive sorrows"

(s)

oppressive, tyrannical, tyrannous: (marked by unjust severity or arbitrary behavior) "the oppressive government"; "oppressive laws"; "a tyrannical parent"; "tyrannous disregard of human rights"

oppressiveness, Noun

(n)

burdensomeness, heaviness, onerousness, oppressiveness: (unwelcome burdensome difficulty)

(n)

oppression, oppressiveness: (a feeling of being oppressed)

oppressor, Noun

(n)

oppressor: (a person of authority who subjects others to undue pressures)

opprobrious, Adjective

(s)

abusive, opprobrious, scurrilous: (expressing offensive reproach)

(s)

black, disgraceful, ignominious, inglorious, opprobrious, shameful: ((used of conduct or character) deserving or bringing disgrace or shame) "Man...has written one of his blackest records as a destroyer on the oceanic islands"- Rachel Carson"; "an ignominious retreat"; "inglorious defeat"; "an opprobrious monument to human greed"; "a shameful display of cowardice"

opprobrium, Noun

(n)

infamy, opprobrium: (a state of extreme dishonor) "a date which will live in infamy"- F.D.Roosevelt"; "the name was a by-word of scorn and opprobrium throughout the city"

(n)

obloquy, opprobrium: (state of disgrace resulting from public abuse)

oppugn, Verb

(v)

question, oppugn, call_into_question: (challenge the accuracy, probity, or propriety of) "We must question your judgment in this matter"

opsonisation, Noun

(n)

opsonization, opsonisation: (process whereby opsonins make an invading microorganism more susceptible to phagocytosis)

opsonization, Noun

(n)

opsonization, opsonisation: (process whereby opsonins make an invading microorganism more susceptible to phagocytosis)

opt, Verb

(v)

choose, prefer, opt: (select as an alternative over another) "I always choose the fish over the meat courses in this restaurant"; "She opted for the job on the East coast"

opthalmic, Adjective

(a)

ocular, optic, optical, opthalmic: (of or relating to or resembling the eye) "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"

optic, Adjective

(a)

ocular, optic, optical, opthalmic: (of or relating to or resembling the eye) "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"

(a)

ocular, optic, optical, visual: (relating to or using sight) "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation"

optic, Noun

(n)

eye, oculus, optic: (the organ of sight)

optical, Adjective

(a)

ocular, optic, optical, opthalmic: (of or relating to or resembling the eye) "ocular muscles"; "an ocular organ"; "ocular diseases"; "the optic (or optical) axis of the eye"; "an ocular spot is a pigmented organ or part believed to be sensitive to light"

(a)

ocular, optic, optical, visual: (relating to or using sight) "ocular inspection"; "an optical illusion"; "visual powers"; "visual navigation"

(a)

optical: (of or relating to or involving light or optics) "optical supplies"

optician, Noun

(n)

optician, lens_maker: (a worker who makes glasses for remedying defects of vision)

optimal, Adjective

(s)

optimum, optimal: (most desirable possible under a restriction expressed or implied) "an optimum return on capital"; "optimal concentration of a drug"

optimisation, Noun

(n)

optimization, optimisation: (the act of rendering optimal) "the simultaneous optimization of growth and profitability"; "in an optimization problem we seek values of the variables that lead to an optimal value of the function that is to be optimized"; "to promote the optimization and diversification of agricultural products"

optimise, Verb

(v)

optimize, optimise: (make optimal; get the most out of; use best) "optimize your resources"

(v)

optimize, optimise: (modify to achieve maximum efficiency in storage capacity or time or cost) "optimize a computer program"

(v)

optimize, optimise: (act as an optimist and take a sunny view of the world)

optimism, Noun

(n)

optimism: (the optimistic feeling that all is going to turn out well)

(n)

optimism: (a general disposition to expect the best in all things)

optimist, Noun

(n)

optimist: (a person disposed to take a favorable view of things)

optimistic, Adjective

(s)

affirmative, optimistic: (expecting the best) "an affirmative outlook"

(a)

optimistic: (expecting the best in this best of all possible worlds) "in an optimistic mood"; "optimistic plans"; "took an optimistic view"

optimization, Noun

(n)

optimization, optimisation: (the act of rendering optimal) "the simultaneous optimization of growth and profitability"; "in an optimization problem we seek values of the variables that lead to an optimal value of the function that is to be optimized"; "to promote the optimization and diversification of agricultural products"

optimize, Verb

(v)

optimize, optimise: (make optimal; get the most out of; use best) "optimize your resources"

(v)

optimize, optimise: (modify to achieve maximum efficiency in storage capacity or time or cost) "optimize a computer program"

(v)

optimize, optimise: (act as an optimist and take a sunny view of the world)

optimum, Adjective

(s)

optimum, optimal: (most desirable possible under a restriction expressed or implied) "an optimum return on capital"; "optimal concentration of a drug"

optimum, Noun

(n)

optimum: (most favorable conditions or greatest degree or amount possible under given circumstances)

option, Noun

(n)

choice, selection, option, pick: (the act of choosing or selecting) "your choice of colors was unfortunate"; "you can take your pick"

(n)

option: (the right to buy or sell property at an agreed price; the right is purchased and if it is not exercised by a stated date the money is forfeited)

(n)

option, alternative, choice: (one of a number of things from which only one can be chosen) "what option did I have?"; "there no other alternative"; "my only choice is to refuse"

optional, Adjective

(a)

optional: (possible but not necessary; left to personal choice)

optometrist, Noun

(n)

optometrist, oculist: (a person skilled in testing for defects of vision in order to prescribe corrective glasses)

optometry, Noun

(n)

optometry: (the practice of an optometrist)

opulence, Noun

(n)

luxury, luxuriousness, opulence, sumptuousness: (wealth as evidenced by sumptuous living)

opulent, Adjective

(s)

deluxe, gilded, grand, luxurious, opulent, princely, sumptuous: (rich and superior in quality) "a princely sum"; "gilded dining rooms"

opus, Noun

(n)

musical_composition, opus, composition, piece, piece_of_music: (a musical work that has been created) "the composition is written in four movements"

orach, Noun

(n)

orach, orache: (any of various herbaceous plants of the genus Atriplex that thrive in deserts and salt marshes)

orache, Noun

(n)

orach, orache: (any of various herbaceous plants of the genus Atriplex that thrive in deserts and salt marshes)

oracle, Noun

(n)

oracle: (a prophecy (usually obscure or allegorical) revealed by a priest or priestess; believed to be infallible)

(n)

oracle: (a shrine where an oracular god is consulted)

(n)

prophet, prophesier, oracle, seer, vaticinator: (an authoritative person who divines the future)

oracular, Adjective

(s)

Delphic, oracular: (obscurely prophetic) "Delphic pronouncements"; "an oracular message"

(s)

enigmatic, oracular: (resembling an oracle in obscurity of thought) "the oracular sayings of Victorian poets"; "so enigmatic that priests might have to clarify it"; "an enigmatic smile"

(a)

oracular: (of or relating to an oracle) "able by oracular means to expose a witch"

oral, Adjective

(a)

oral: (of or relating to or affecting or for use in the mouth) "oral hygiene"; "an oral thermometer"; "an oral vaccine"

(a)

oral: (of or involving the mouth or mouth region or the surface on which the mouth is located) "the oral cavity"; "the oral mucous membrane"; "the oral surface of a starfish"

(a)

oral: (a stage in psychosexual development when the child's interest is concentrated in the mouth; fixation at this stage is said to result in dependence, selfishness, and aggression)

(s)

oral, unwritten: (using speech rather than writing) "an oral tradition"; "an oral agreement"

oral, Noun

(n)

oral, oral_exam, oral_examination, viva_voce, viva: (an examination conducted by spoken communication)

orang, Noun

(n)

orangutan, orang, orangutang, Pongo_pygmaeus: (large long-armed ape of Borneo and Sumatra having arboreal habits)

orange-colored, Adjective

(s)

orange-colored, orange-coloured, orange-hued: (having the color of ripe oranges)

orange-coloured, Adjective

(s)

orange-colored, orange-coloured, orange-hued: (having the color of ripe oranges)

orange-hued, Adjective

(s)

orange-colored, orange-coloured, orange-hued: (having the color of ripe oranges)

orange-red, Adjective

(s)

orange-red, orangish-red: (of red tinged with orange)

orange, Adjective

(s)

orange, orangish: (of the color between red and yellow; similar to the color of a ripe orange)

orangeness, Noun

(n)

orange, orangeness: (orange color or pigment; any of a range of colors between red and yellow)

orangish-red, Adjective

(s)

orange-red, orangish-red: (of red tinged with orange)

orangish, Adjective

(s)

orange, orangish: (of the color between red and yellow; similar to the color of a ripe orange)

orangutan, Noun

(n)

orangutan, orang, orangutang, Pongo_pygmaeus: (large long-armed ape of Borneo and Sumatra having arboreal habits)

orangutang, Noun

(n)

orangutan, orang, orangutang, Pongo_pygmaeus: (large long-armed ape of Borneo and Sumatra having arboreal habits)

orator, Noun

(n)

orator, speechmaker, rhetorician, public_speaker, speechifier: (a person who delivers a speech or oration)

oratorio, Noun

(n)

cantata, oratorio: (a musical composition for voices and orchestra based on a religious text)

orb-weaver, Noun

(n)

Argiopidae, family_Argiopidae, orb-weaver: (spiders that spin orb webs; cosmopolitan in distribution)

orb, Noun

(n)

ball, globe, orb: (an object with a spherical shape) "a ball of fire"

(n)

eyeball, orb: (the ball-shaped capsule containing the vertebrate eye)

orb, Verb

(v)

orb, orbit, revolve: (move in an orbit) "The moon orbits around the Earth"; "The planets are orbiting the sun"; "electrons orbit the nucleus"

orbicular, Adjective

(s)

ball-shaped, global, globose, globular, orbicular, spheric, spherical: (having the shape of a sphere or ball) "a spherical object"; "nearly orbicular in shape"; "little globular houses like mud-wasp nests"- Zane Grey"

(s)

orbiculate, orbicular: (circular or nearly circular)

orbiculate, Adjective

(s)

orbiculate, orbicular: (circular or nearly circular)

orbit, Noun

(n)

eye_socket, orbit, cranial_orbit, orbital_cavity: (the bony cavity in the skull containing the eyeball)

(n)

orbit, celestial_orbit: (the (usually elliptical) path described by one celestial body in its revolution about another) "he plotted the orbit of the moon"

(n)

orbit, electron_orbit: (the path of an electron around the nucleus of an atom)

(n)

scope, range, reach, orbit, compass, ambit: (an area in which something acts or operates or has power or control: "the range of a supersonic jet") "a piano has a greater range than the human voice"; "the ambit of municipal legislation"; "within the compass of this article"; "within the scope of an investigation"; "outside the reach of the law"; "in the political orbit of a world power"

(n)

sphere, domain, area, orbit, field, arena: (a particular environment or walk of life) "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

orbit, Verb

(v)

orb, orbit, revolve: (move in an orbit) "The moon orbits around the Earth"; "The planets are orbiting the sun"; "electrons orbit the nucleus"

orbital, Adjective

(a)

orbital: (of or relating to an orbit) "orbital revolution"; "orbital velocity"

(a)

orbital: (of or relating to the eye socket) "orbital scale"; "orbital arch"

orbiter, Noun

(n)

satellite, artificial_satellite, orbiter: (man-made equipment that orbits around the earth or the moon)

orbitual, Adjective

(s)

circular, rotary, orbitual: (describing a circle; moving in a circle) "the circular motion of the wheel"

orca, Noun

(n)

killer_whale, killer, orca, grampus, sea_wolf, Orcinus_orca: (predatory black-and-white toothed whale with large dorsal fin; common in cold seas)

orchard, Noun

(n)

grove, woodlet, orchard, plantation: (garden consisting of a small cultivated wood without undergrowth)

orchestra, Noun

(n)

orchestra: (a musical organization consisting of a group of instrumentalists including string players)

(n)

orchestra: (seating on the main floor in a theater)

orchestral, Adjective

(a)

orchestral: (relating to or composed for an orchestra) "orchestral score"

orchestrate, Verb

(v)

mastermind, engineer, direct, organize, organise, orchestrate: (plan and direct (a complex undertaking)) "he masterminded the robbery"

(v)

orchestrate: (write an orchestra score for)

orchestration, Noun

(n)

orchestration: (an arrangement of a piece of music for performance by an orchestra or band)

(n)

orchestration, instrumentation: (the act of arranging a piece of music for an orchestra and assigning parts to the different musical instruments)

(n)

orchestration: (an arrangement of events that attempts to achieve a maximum effect) "the skillful orchestration of his political campaign"

orchid, Noun

(n)

orchid, orchidaceous_plant: (any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors)

orchidectomy, Noun

(n)

orchidectomy, orchiectomy: (surgical removal of one or both testicles)

orchiectomy, Noun

(n)

orchidectomy, orchiectomy: (surgical removal of one or both testicles)

orchil, Noun

(n)

archil, orchil: (any of various lecanoras that yield the dye archil)

(n)

orchil, archil, cudbear: (a purplish dye obtained from orchil lichens)

orchis, Noun

(n)

orchis: (any of various deciduous terrestrial orchids having fleshy tubers and flowers in erect terminal racemes)

(n)

testis, testicle, orchis, ball, ballock, bollock, nut, egg: (one of the two male reproductive glands that produce spermatozoa and secrete androgens) "she kicked him in the balls and got away"

ordain, Verb

(v)

ordain, enact: (order by virtue of superior authority; decree) "The King ordained the persecution and expulsion of the Jews"; "the legislature enacted this law in 1985"

(v)

ordain, consecrate, ordinate, order: (appoint to a clerical posts) "he was ordained in the Church"

(v)

ordain: (invest with ministerial or priestly authority) "The minister was ordained only last month"

(v)

ordain: (issue an order)

ordained, Adjective

(s)

appointed, decreed, ordained, prescribed: (fixed or established especially by order or command) "at the time appointed (or the appointed time")"

(s)

ordained: (invested with ministerial or priestly functions) "an ordained priest"

ordeal, Noun

(n)

ordeal: (a severe or trying experience)

(n)

ordeal, trial_by_ordeal: (a primitive method of determining a person's guilt or innocence by subjecting the accused person to dangerous or painful tests believed to be under divine control; escape was usually taken as a sign of innocence)

order-Chenopodiales, Noun

(n)

Caryophyllales, order_Caryophyllales, Chenopodiales, order-Chenopodiales: (corresponds approximately to the older group Centrospermae)

order, Verb

(v)

arrange, set_up, put, order: (arrange thoughts, ideas, temporal events) "arrange my schedule"; "set up one's life"; "I put these memories with those of bygone times"

(v)

ordain, consecrate, ordinate, order: (appoint to a clerical posts) "he was ordained in the Church"

(v)

order, tell, enjoin, say: (give instructions to or direct somebody to do something with authority) "I said to him to go home"; "She ordered him to do the shopping"; "The mother told the child to get dressed"

(v)

order: (make a request for something) "Order me some flowers"; "order a work stoppage"

(v)

order, prescribe, dictate: (issue commands or orders for)

(v)

order: (bring order to or into) "Order these files"

(v)

order: (place in a certain order) "order the photos chronologically"

(v)

rate, rank, range, order, grade, place: (assign a rank or rating to) "how would you rank these students?"; "The restaurant is rated highly in the food guide"

(v)

regulate, regularize, regularise, order, govern: (bring into conformity with rules or principles or usage; impose regulations) "We cannot regulate the way people dress"; "This town likes to regulate"

ordered, Adjective

(a)

arranged, ordered: (disposed or placed in a particular kind of order) "the carefully arranged chessmen"; "haphazardly arranged interlobular septa"; "comfortable chairs arranged around the fireplace"

(a)

coherent, consistent, logical, ordered: (marked by an orderly, logical, and aesthetically consistent relation of parts) "a coherent argument"

(a)

ordered: (having a systematic arrangement; especially having elements succeeding in order according to rule) "an ordered sequence"

orderer, Noun

(n)

orderer: (someone who places an order to buy)

(n)

orderer, systematizer, systematiser, systemizer, systemiser, systematist: (an organizer who puts things in order) "Aristotle was a great orderer of ideas"

ordering, Noun

(n)

order, ordering: (the act of putting things in a sequential arrangement) "there were mistakes in the ordering of items on the list"

(n)

ordering, order, ordination: (logical or comprehensible arrangement of separate elements) "we shall consider these questions in the inverse order of their presentation"

orderliness, Noun

(n)

orderliness, methodicalness: (the quality of appreciating method and system)

(n)

orderliness, order: (a condition of regular or proper arrangement) "he put his desk in order"; "the machine is now in working order"

orderly, Adjective

(s)

neat, orderly: (clean or organized) "her neat dress"; "a neat room"

(a)

orderly: (devoid of violence or disruption) "an orderly crowd confronted the president"

orderly, Noun

(n)

orderly: (a soldier who serves as an attendant to a superior officer) "the orderly laid out the general's uniform"

(n)

orderly, hospital_attendant: (a male hospital attendant who has general duties that do not involve the medical treatment of patients)

ordinal, Adjective

(a)

ordinal: (of or relating to a taxonomic order) "family and ordinal names of animals and plants"

(a)

ordinal: (being or denoting a numerical order in a series) "ordinal numbers"; "held an ordinal rank of seventh"

ordinal, Noun

(n)

ordinal_number, ordinal, : (the number designating place in an ordered sequence)

ordinance, Noun

(n)

ordinance: (a statute enacted by a city government)

(n)

ordination, ordinance: (the act of ordaining; the act of conferring (or receiving) holy orders) "the rabbi's family was present for his ordination"

(n)

regulation, ordinance: (an authoritative rule)

ordinariness, Noun

(n)

ordinariness, mundaneness, mundanity: (the quality of being commonplace and ordinary)

ordinary, Adjective

(s)

average, ordinary: (lacking special distinction, rank, or status; commonly encountered) "average people"; "the ordinary (or common) man in the street"

(a)

ordinary: (not exceptional in any way especially in quality or ability or size or degree) "ordinary everyday objects"; "ordinary decency"; "an ordinary day"; "an ordinary wine"

ordinary, Noun

(n)

ordinary: (a judge of a probate court)

(n)

ordinary: (the expected or commonplace condition or situation) "not out of the ordinary"

(n)

ordinary: (a clergyman appointed to prepare condemned prisoners for death)

(n)

ordinary, ordinary_bicycle: (an early bicycle with a very large front wheel and small back wheel)

(n)

ordinary: ((heraldry) any of several conventional figures used on shields)

ordinate, Noun

(n)

ordinate: (the value of a coordinate on the vertical axis)

ordinate, Verb

(v)

align, ordinate, coordinate: (bring (components or parts) into proper or desirable coordination correlation) "align the wheels of my car"; "ordinate similar parts"

(v)

ordain, consecrate, ordinate, order: (appoint to a clerical posts) "he was ordained in the Church"

ordination, Noun

(n)

ordering, order, ordination: (logical or comprehensible arrangement of separate elements) "we shall consider these questions in the inverse order of their presentation"

(n)

ordination: (the status of being ordained to a sacred office)

(n)

ordination, ordinance: (the act of ordaining; the act of conferring (or receiving) holy orders) "the rabbi's family was present for his ordination"

ordnance, Noun

(n)

artillery, heavy_weapon, gun, ordnance: (large but transportable armament)

(n)

munition, ordnance, ordnance_store: (military supplies)

ordure, Noun

(n)

fecal_matter, faecal_matter, feces, faeces, BM, stool, ordure, dejection: (solid excretory product evacuated from the bowels)

ore, Noun

(n)

ore: (a mineral that contains metal that is valuable enough to be mined)

(n)

ore: (a monetary subunit in Denmark and Norway and Sweden; 100 ore equal 1 krona)

oregano, Noun

(n)

marjoram, oregano: (pungent leaves used as seasoning with meats and fowl and in stews and soups and omelets)

(n)

oregano, marjoram, pot_marjoram, wild_marjoram, winter_sweet, Origanum_vulgare: (aromatic Eurasian perennial)

oreide, Noun

(n)

oroide, oreide: (alloy of copper and tin and zinc; used in imitation gold jewelry)

oreo, Noun

(n)

oreo, oreo_cookie: (chocolate cookie with white cream filling)

organ, Noun

(n)

electric_organ, electronic_organ, Hammond_organ, organ: ((music) an electronic simulation of a pipe organ)

(n)

harmonium, organ, reed_organ: (a free-reed instrument in which air is forced through the reeds by bellows)

(n)

organ: (a fully differentiated structural and functional unit in an animal that is specialized for some particular function)

(n)

organ: (a government agency or instrument devoted to the performance of some specific function) "The Census Bureau is an organ of the Commerce Department"

(n)

organ: (a periodical that is published by a special interest group) "the organ of the communist party"

(n)

organ, pipe_organ: (wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard)

organdie, Noun

(n)

organdy, organdie: (a sheer stiff muslin)

organdy, Noun

(n)

organdy, organdie: (a sheer stiff muslin)

organic, Adjective

(s)

constituent, constitutional, constitutive, organic: (constitutional in the structure of something (especially your physical makeup))

(a)

organic: (relating or belonging to the class of chemical compounds having a carbon basis) "hydrocarbons are organic compounds"

(a)

organic: (being or relating to or derived from or having properties characteristic of living organisms) "organic life"; "organic growth"; "organic remains found in rock"

(a)

organic: (involving or affecting physiology or bodily organs) "an organic disease"

(s)

organic: (of or relating to foodstuff grown or raised without synthetic fertilizers or pesticides or hormones) "organic eggs"; "organic vegetables"; "organic chicken"

(s)

organic: (simple and healthful and close to nature) "an organic lifestyle"

organic, Noun

(n)

organic, organic_fertilizer, organic_fertiliser: (a fertilizer that is derived from animal or vegetable matter)

organisation, Noun

(n)

administration, governance, governing_body, establishment, brass, organization, organisation: (the persons (or committees or departments etc.) who make up a body for the purpose of administering something) "he claims that the present administration is corrupt"; "the governance of an association is responsible to its members"; "he quickly became recognized as a member of the establishment"

(n)

arrangement, organization, organisation, system: (an organized structure for arranging or classifying) "he changed the arrangement of the topics"; "the facts were familiar but it was in the organization of them that he was original"; "he tried to understand their system of classification"

(n)

constitution, establishment, formation, organization, organisation: (the act of forming or establishing something) "the constitution of a PTA group last year"; "it was the establishment of his reputation"; "he still remembers the organization of the club"

(n)

organization, organisation: (a group of people who work together)

(n)

organization, organisation: (the act of organizing a business or an activity related to a business) "he was brought in to supervise the organization of a new department"

(n)

organization, organisation, system: (an ordered manner; orderliness by virtue of being methodical and well organized) "his compulsive organization was not an endearing quality"; "we can't do it unless we establish some system around here"

(n)

organization, organisation: (the activity or result of distributing or disposing persons or things properly or methodically) "his organization of the work force was very efficient"

organisational, Adjective

(a)

organizational, organisational: (of or relating to an organization) "organizational structure"

organise, Verb

(v)

form, organize, organise: (create (as an entity)) "social groups form everywhere"; "They formed a company"

(v)

mastermind, engineer, direct, organize, organise, orchestrate: (plan and direct (a complex undertaking)) "he masterminded the robbery"

(v)

organize, organise: (cause to be structured or ordered or operating according to some principle or idea)

(v)

organize, organise, coordinate: (bring order and organization to) "Can you help me organize my files?"

(v)

organize, organise, prepare, devise, get_up, machinate: (arrange by systematic planning and united effort) "machinate a plot"; "organize a strike"; "devise a plan to take over the director's office"

(v)

unionize, unionise, organize, organise: (form or join a union) "The auto workers decided to unionize"

organised, Adjective

(s)

organized, organised, unionized, unionised: (being a member of or formed into a labor union) "organized labor"; "unionized workers"; "a unionized shop"

organiser, Noun

(n)

organizer, organiser, arranger: (a person who brings order and organization to an enterprise) "she was the organizer of the meeting"

(n)

organizer, organiser, labor_organizer: (someone who enlists workers to join a union)

(n)

personal_digital_assistant, PDA, personal_organizer, personal_organiser, organizer, organiser: (a lightweight consumer electronic device that looks like a hand-held computer but instead performs specific tasks; can serve as a diary or a personal database or a telephone or an alarm clock etc.)

organism, Noun

(n)

organism, being: (a living thing that has (or can develop) the ability to act or function independently)

(n)

organism: (a system considered analogous in structure or function to a living body) "the social organism"

organismal, Adjective

(a)

organismal, organismic: (of or relating to or belonging to an organism (considered as a whole)) "the organismic theory of the state"

organismic, Adjective

(a)

organismal, organismic: (of or relating to or belonging to an organism (considered as a whole)) "the organismic theory of the state"

organist, Noun

(n)

organist: (a person who plays an organ)

organization, Noun

(n)

administration, governance, governing_body, establishment, brass, organization, organisation: (the persons (or committees or departments etc.) who make up a body for the purpose of administering something) "he claims that the present administration is corrupt"; "the governance of an association is responsible to its members"; "he quickly became recognized as a member of the establishment"

(n)

arrangement, organization, organisation, system: (an organized structure for arranging or classifying) "he changed the arrangement of the topics"; "the facts were familiar but it was in the organization of them that he was original"; "he tried to understand their system of classification"

(n)

constitution, establishment, formation, organization, organisation: (the act of forming or establishing something) "the constitution of a PTA group last year"; "it was the establishment of his reputation"; "he still remembers the organization of the club"

(n)

organization, organisation: (a group of people who work together)

(n)

organization, organisation: (the act of organizing a business or an activity related to a business) "he was brought in to supervise the organization of a new department"

(n)

organization, organisation, system: (an ordered manner; orderliness by virtue of being methodical and well organized) "his compulsive organization was not an endearing quality"; "we can't do it unless we establish some system around here"

(n)

organization, organisation: (the activity or result of distributing or disposing persons or things properly or methodically) "his organization of the work force was very efficient"

organizational, Adjective

(a)

organizational, organisational: (of or relating to an organization) "organizational structure"

organize, Verb

(v)

form, organize, organise: (create (as an entity)) "social groups form everywhere"; "They formed a company"

(v)

mastermind, engineer, direct, organize, organise, orchestrate: (plan and direct (a complex undertaking)) "he masterminded the robbery"

(v)

organize, organise: (cause to be structured or ordered or operating according to some principle or idea)

(v)

organize, organise, coordinate: (bring order and organization to) "Can you help me organize my files?"

(v)

organize, organise, prepare, devise, get_up, machinate: (arrange by systematic planning and united effort) "machinate a plot"; "organize a strike"; "devise a plan to take over the director's office"

(v)

unionize, unionise, organize, organise: (form or join a union) "The auto workers decided to unionize"

organized, Adjective

(a)

organized: (formed into a structured or coherent whole)

(a)

organized: (methodical and efficient in arrangement or function) "how well organized she is"; "his life was almost too organized"

(s)

organized, organised, unionized, unionised: (being a member of or formed into a labor union) "organized labor"; "unionized workers"; "a unionized shop"

organizer, Noun

(n)

organizer, organiser, arranger: (a person who brings order and organization to an enterprise) "she was the organizer of the meeting"

(n)

organizer, organiser, labor_organizer: (someone who enlists workers to join a union)

(n)

personal_digital_assistant, PDA, personal_organizer, personal_organiser, organizer, organiser: (a lightweight consumer electronic device that looks like a hand-held computer but instead performs specific tasks; can serve as a diary or a personal database or a telephone or an alarm clock etc.)

organophosphate, Noun

(n)

organophosphate: (an insecticide that interferes with an insect's nervous system)

organza, Noun

(n)

organza: (a fabric made of silk or a silklike fabric that resembles organdy)

orgasm, Noun

(n)

orgasm, climax, sexual_climax, coming: (the moment of most intense pleasure in sexual intercourse)

orgiastic, Adjective

(s)

bacchanalian, bacchanal, bacchic, carousing, orgiastic: (used of riotously drunken merrymaking) "a night of bacchanalian revelry"; "carousing bands of drunken soldiers"; "orgiastic festivity"

(s)

orgiastic: (used of frenzied sexual activity)

orgy, Noun

(n)

orgy, binge, splurge: (any act of immoderate indulgence) "an orgy of shopping"; "an emotional binge"; "a splurge of spending"

(n)

orgy: (secret rite in the cults of ancient Greek or Roman deities involving singing and dancing and drinking and sexual activity)

(n)

orgy, debauch, debauchery, saturnalia, riot, bacchanal, bacchanalia, drunken_revelry: (a wild gathering involving excessive drinking and promiscuity)

orient, Verb

(v)

orient, point: (be oriented) "The weather vane points North"; "the dancers toes pointed outward"

(v)

orient, orientate: (determine one's position with reference to another point) "We had to orient ourselves in the forest"

(v)

orient: (cause to point) "Orient the house towards the West"

(v)

orient: (familiarize (someone) with new surroundings or circumstances) "The dean of students tries to orient the freshmen"

(v)

tailor, orient: (adjust to a specific need or market) "a magazine oriented towards young people"; "tailor your needs to your surroundings"

oriental, Adjective

(s)

oriental: (denoting or characteristic of countries of Asia) "oriental civilization"

orientalise, Verb

(v)

orientalize, orientalise: (make oriental in character) "orientalize your garden"

orientalize, Verb

(v)

orientalize, orientalise: (make oriental in character) "orientalize your garden"

orientate, Verb

(v)

orient, orientate: (determine one's position with reference to another point) "We had to orient ourselves in the forest"

orientated, Adjective

(a)

oriented, orientated: (adjusted or located in relation to surroundings or circumstances; sometimes used in combination) "the house had its large windows oriented toward the ocean view"; "helping freshmen become oriented to college life"; "the book is value-oriented throughout"

orientating, Adjective

(a)

orienting, orientating: (positioning with respect to a reference system or determining your bearings physically or intellectually) "noticed the bee's momentary orienting pause before heading back to the hive"; "an orienting program for new employees"

orientation, Noun

(n)

orientation: (the act of orienting)

(n)

orientation: (an integrated set of attitudes and beliefs)

(n)

orientation: (position or alignment relative to points of the compass or other specific directions)

(n)

orientation: (a person's awareness of self with regard to position and time and place and personal relationships)

(n)

orientation_course, orientation: (a course introducing a new situation or environment)

(n)

predilection, preference, orientation: (a predisposition in favor of something) "a predilection for expensive cars"; "his sexual preferences"; "showed a Marxist orientation"

oriented, Adjective

(a)

oriented, orientated: (adjusted or located in relation to surroundings or circumstances; sometimes used in combination) "the house had its large windows oriented toward the ocean view"; "helping freshmen become oriented to college life"; "the book is value-oriented throughout"

orienting, Adjective

(a)

orienting, orientating: (positioning with respect to a reference system or determining your bearings physically or intellectually) "noticed the bee's momentary orienting pause before heading back to the hive"; "an orienting program for new employees"

orifice, Noun

(n)

orifice, opening, porta: (an aperture or hole that opens into a bodily cavity) "the orifice into the aorta from the lower left chamber of the heart"

origin, Noun

(n)

beginning, origin, root, rootage, source: (the place where something begins, where it springs into being) "the Italian beginning of the Renaissance"; "Jupiter was the origin of the radiation"; "Pittsburgh is the source of the Ohio River"; "communism's Russian root"

(n)

lineage, line, line_of_descent, descent, bloodline, blood_line, blood, pedigree, ancestry, origin, parentage, stemma, stock: (the descendants of one individual) "his entire lineage has been warriors"

(n)

origin, descent, extraction: (properties attributable to your ancestry) "he comes from good origins"

(n)

origin, origination, inception: (an event that is a beginning; a first part or stage of subsequent events)

(n)

origin: (the point of intersection of coordinate axes; where the values of the coordinates are all zero)

(n)

origin: (the source of something's existence or from which it derives or is derived) "the rumor had its origin in idle gossip"; "vegetable origins"; "mineral origin"; "origin in sensation"

original, Adjective

(a)

original: (being or productive of something fresh and unusual; or being as first made or thought of) "a truly original approach"; "with original music"; "an original mind"

(s)

original: (preceding all others in time or being as first made or performed) "the original inhabitants of the Americas"; "the book still has its original binding"; "restored the house to its original condition"; "the original performance of the opera"; "the original cast"; "retracted his original statement"

(s)

original: ((of e.g. information) not secondhand or by way of something intermediary) "his work is based on only original, not secondary, sources"

(s)

original: (not derived or copied or translated from something else; not an adaptation") "the play is original"; "he kept the original copy and gave her only a xerox"; "the translation misses much of the subtlety of the original French"

original, Noun

(n)

master, master_copy, original: (an original creation (i.e., an audio recording) from which copies can be made)

(n)

original, archetype, pilot: (something that serves as a model or a basis for making copies) "this painting is a copy of the original"

originality, Noun

(n)

originality: (the ability to think and act independently)

(n)

originality: (the quality of being new and original (not derived from something else))

originate, Verb

(v)

originate, arise, rise, develop, uprise, spring_up, grow: (come into existence; take on form or shape) "A new religious movement originated in that country"; "a love that sprang up from friendship"; "the idea for the book grew out of a short story"; "An interesting phenomenon uprose"

(v)

originate, initiate, start: (bring into being) "He initiated a new program"; "Start a foundation"

(v)

originate: (begin a trip at a certain point, as of a plane, train, bus, etc.) "The flight originates in Calcutta"

origination, Noun

(n)

initiation, founding, foundation, institution, origination, creation, innovation, introduction, instauration: (the act of starting something for the first time; introducing something new) "she looked forward to her initiation as an adult"; "the foundation of a new scientific society"

(n)

origin, origination, inception: (an event that is a beginning; a first part or stage of subsequent events)

originative, Adjective

(a)

creative, originative: (having the ability or power to create) "a creative imagination"

(s)

germinal, originative, seminal: (containing seeds of later development) "seminal ideas of one discipline can influence the growth of another"

originator, Noun

(n)

originator, conceiver, mastermind: (someone who creates new things)

oriole, Noun

(n)

New_World_oriole, American_oriole, oriole: (American songbird; male is black and orange or yellow)

(n)

Old_World_oriole, oriole: (mostly tropical songbird; the male is usually bright orange and black)

orison, Noun

(n)

prayer, petition, orison: (reverent petition to a deity)

ormer, Noun

(n)

ormer, sea-ear, Haliotis_tuberculata: (an abalone found near the Channel Islands)

ornament, Noun

(n)

decoration, ornament, ornamentation: (something used to beautify)

ornament, Verb

(v)

decorate, adorn, grace, ornament, embellish, beautify: (make more attractive by adding ornament, colour, etc.) "Decorate the room for the party"; "beautify yourself for the special day"

(v)

ornament: (be an ornament to) "stars ornamented the Christmas tree"

ornamental, Adjective

(s)

cosmetic, decorative, ornamental: (serving an esthetic rather than a useful purpose) "cosmetic fenders on cars"; "the buildings were utilitarian rather than decorative"

ornamental, Noun

(n)

ornamental: (any plant grown for its beauty or ornamental value)

ornamentalist, Noun

(n)

decorator, ornamentalist: (someone who decorates)

ornamentation, Noun

(n)

decoration, ornament, ornamentation: (something used to beautify)

(n)

ornamentation: (the state of being ornamented)

(n)

ornamentation, embellishment: (the act of adding extraneous decorations to something)

ornate, Adjective

(s)

flowery, ornate: (marked by elaborate rhetoric and elaborated with decorative details) "a flowery speech"; "ornate rhetoric taught out of the rule of Plato"-John Milton"

ornateness, Noun

(n)

grandiosity, magniloquence, ornateness, grandiloquence, rhetoric: (high-flown style; excessive use of verbal ornamentation) "the grandiosity of his prose"; "an excessive ornateness of language"

(n)

ornateness, elaborateness: (an ornate appearance; being elaborately (even excessively) decorated)

orneriness, Noun

(n)

cussedness, orneriness: (meanspirited disagreeable contrariness)

ornery, Adjective

(s)

cantankerous, crotchety, ornery: (having a difficult and contrary disposition) "a cantankerous and venomous-tongued old lady"- Dorothy Sayers"

ornithopter, Noun

(n)

orthopter, ornithopter: (heavier-than-air craft that is propelled by the flapping of wings)

ornithosis, Noun

(n)

psittacosis, parrot_fever, ornithosis: (an atypical pneumonia caused by a rickettsia microorganism and transmitted to humans from infected birds)

orography, Noun

(n)

orology, orography: (the science of mountains)

oroide, Noun

(n)

oroide, oreide: (alloy of copper and tin and zinc; used in imitation gold jewelry)

orology, Noun

(n)

orology, orography: (the science of mountains)

oropharyngeal, Adjective

(a)

oropharyngeal: (of or relating to or located near the oropharynx)

orotund, Adjective

(s)

bombastic, declamatory, large, orotund, tumid, turgid: (ostentatiously lofty in style) "a man given to large talk"; "tumid political prose"

(s)

orotund, rotund, round, pear-shaped: ((of sounds) full and rich) "orotund tones"; "the rotund and reverberating phrase"; "pear-shaped vowels"

orphan, Noun

(n)

orphan: (a child who has lost both parents)

(n)

orphan: (someone or something who lacks support or care or supervision)

(n)

orphan: (the first line of a paragraph that is set as the last line of a page or column)

(n)

orphan: (a young animal without a mother)

orphan, Verb

(v)

orphan: (deprive of parents)

orphanage, Noun

(n)

orphanage, orphanhood: (the condition of being a child without living parents) "his early orphanage shaped his character as an adult"

(n)

orphanage, orphans'_asylum: (a public institution for the care of orphans)

orphanhood, Noun

(n)

orphanage, orphanhood: (the condition of being a child without living parents) "his early orphanage shaped his character as an adult"

orphenadrine, Noun

(n)

orphenadrine, Norflex: (a skeletal muscle relaxant (trade name Norflex) used to treat severe muscle strain and Parkinsonism)

orpin, Noun

(n)

orpine, orpin, livelong, live-forever, Sedum_telephium: (perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers)

orpine, Noun

(n)

orpine, orpin, livelong, live-forever, Sedum_telephium: (perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers)

orris, Noun

(n)

Florentine_iris, orris, Iris_germanica_florentina, Iris_florentina: (German iris having large white flowers with lavender-tinged falls and a fragrant rhizome)

(n)

orrisroot, orris: (fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines)

orrisroot, Noun

(n)

orrisroot, orris: (fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines)

orthodontia, Noun

(n)

orthodontics, orthodontia, orthodonture, dental_orthopedics, dental_orthopaedics: (the branch of dentistry dealing with the prevention or correction of irregularities of the teeth)

orthodontic, Adjective

(a)

orthodontic: (of or relating to or involving or practicing orthodontics) "orthodontic braces"

orthodontics, Noun

(n)

orthodontics, orthodontia, orthodonture, dental_orthopedics, dental_orthopaedics: (the branch of dentistry dealing with the prevention or correction of irregularities of the teeth)

orthodonture, Noun

(n)

orthodontics, orthodontia, orthodonture, dental_orthopedics, dental_orthopaedics: (the branch of dentistry dealing with the prevention or correction of irregularities of the teeth)

orthodoxy, Noun

(n)

orthodoxy: (the quality of being orthodox (especially in religion))

(n)

orthodoxy: (a belief or orientation agreeing with conventional standards)

orthoepy, Noun

(n)

orthoepy: (a term formerly used for the part of phonology that dealt with the `correct' pronunciation of words and its relation to `correct' orthography)

(n)

pronunciation, orthoepy: (the way a word or a language is customarily spoken) "the pronunciation of Chinese is difficult for foreigners"; "that is the correct pronunciation"

orthogonal, Adjective

(s)

extraneous, immaterial, impertinent, orthogonal: (not pertinent to the matter under consideration) "an issue extraneous to the debate"; "the price was immaterial"; "mentioned several impertinent facts before finally coming to the point"

(s)

orthogonal: (statistically unrelated)

(s)

orthogonal, rectangular: (having a set of mutually perpendicular axes; meeting at right angles) "wind and sea may displace the ship's center of gravity along three orthogonal axes"; "a rectangular Cartesian coordinate system"

orthogonality, Noun

(n)

orthogonality, perpendicularity, orthogonal_opposition: (the relation of opposition between things at right angles)

(n)

orthogonality: (the quality of lying or intersecting at right angles)

orthopaedic, Adjective

(a)

orthopedic, orthopaedic, orthopedical: (of or relating to orthopedics) "orthopedic shoes"

orthopaedics, Noun

(n)

orthopedics, orthopaedics: (the branch of medical science concerned with disorders or deformities of the spine and joints)

orthopaedist, Noun

(n)

orthopedist, orthopaedist: (a specialist in correcting deformities of the skeletal system (especially in children))

orthopedic, Adjective

(a)

orthopedic, orthopaedic, orthopedical: (of or relating to orthopedics) "orthopedic shoes"

orthopedical, Adjective

(a)

orthopedic, orthopaedic, orthopedical: (of or relating to orthopedics) "orthopedic shoes"

orthopedics, Noun

(n)

orthopedics, orthopaedics: (the branch of medical science concerned with disorders or deformities of the spine and joints)

orthopedist, Noun

(n)

orthopedist, orthopaedist: (a specialist in correcting deformities of the skeletal system (especially in children))

orthophosphate, Noun

(n)

phosphate, orthophosphate, inorganic_phosphate: (a salt of phosphoric acid)

orthopter, Noun

(n)

orthopter, ornithopter: (heavier-than-air craft that is propelled by the flapping of wings)

orthopteran, Noun

(n)

orthopterous_insect, orthopteron, orthopteran: (any of various insects having leathery forewings and membranous hind wings and chewing mouthparts)

orthopteron, Noun

(n)

orthopterous_insect, orthopteron, orthopteran: (any of various insects having leathery forewings and membranous hind wings and chewing mouthparts)

orthostatic, Adjective

(s)

orthostatic: (pertaining to an upright standing posture) "orthostatic hypotension"

orthotropous, Adjective

(a)

orthotropous: ((of a plant ovule) completely straight with the micropyle at the apex)

oryx, Noun

(n)

oryx, pasang: (large African antelope with long straight nearly upright horns)

os, Noun

(n)

bone, os: (rigid connective tissue that makes up the skeleton of vertebrates)

(n)

O, o: (the 15th letter of the Roman alphabet)

(n)

O, type_O, group_O: (the blood group whose red cells carry neither the A nor B antigens) "people with type O blood are universal donors"

(n) oculus_sinister, OS: (the left eye)

(n) operating_system, OS: ((computer science) software that controls the execution of computer programs and may provide various services)

(n) os: (a mouth or mouthlike opening)

(n) osmium, Os, atomic_number_76: (a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals; the heaviest metal known)

(n)

oxygen, O, atomic_number_8: (a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust)

oscheocele, Noun

(n)

oscheocele, oscheocoele: (swelling of the scrotum)

oscheocoele, Noun

(n)

oscheocele, oscheocoele: (swelling of the scrotum)

oscillate, Verb

(v)

hover, vibrate, vacillate, oscillate: (be undecided about something; waver between conflicting positions or courses of action) "He oscillates between accepting the new position and retirement"

(v)

oscillate, vibrate: (move or swing from side to side regularly) "the needle on the meter was oscillating"

oscillating, Adjective

(s)

oscillatory, oscillating: (having periodic vibrations)

oscillation, Noun

(n)

cycle, oscillation: (a single complete execution of a periodically repeated phenomenon) "a year constitutes a cycle of the seasons"

(n)

oscillation: (the process of oscillating between states)

(n)

oscillation, vibration: ((physics) a regular periodic variation in value about a mean)

oscillator, Noun

(n)

oscillator: (generator that produces sonic oscillations or alternating current)

oscillatory, Adjective

(s)

oscillatory, oscillating: (having periodic vibrations)

oscilloscope, Noun

(n)

oscilloscope, scope, cathode-ray_oscilloscope, CRO: (electronic equipment that provides visual images of varying electrical quantities)

oscine, Adjective

(a)

oscine: (of or relating to the songbirds)

oscine, Noun

(n)

oscine, oscine_bird: (passerine bird having specialized vocal apparatus)

oscitance, Noun

(n)

oscitancy, oscitance: (drowsiness and dullness manifested by yawning)

(n)

yawn, yawning, oscitance, oscitancy: (an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom) "he could not suppress a yawn"; "the yawning in the audience told him it was time to stop"; "he apologized for his oscitancy"

oscitancy, Noun

(n)

oscitancy, oscitance: (drowsiness and dullness manifested by yawning)

(n)

yawn, yawning, oscitance, oscitancy: (an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom) "he could not suppress a yawn"; "the yawning in the audience told him it was time to stop"; "he apologized for his oscitancy"

oscitant, Adjective

(s)

drowsy, oscitant, yawning: (showing lack of attention or boredom) "the yawning congregation"

osculate, Verb

(v)

osculate: (be intermediate between two taxonomic groups) "These species osculate"

(v)

osculate: (have at least three points in common with) "one curve osculates the other"; "these two surfaces osculate"

(v)

snog, kiss, buss, osculate: (touch with the lips or press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.) "The newly married couple kissed"; "She kissed her grandfather on the forehead when she entered the room"

osculation, Noun

(n)

kiss, buss, osculation: (the act of caressing with the lips (or an instance thereof))

(n)

osculation: ((mathematics) a contact of two curves (or two surfaces) at which they have a common tangent)

osculator, Noun

(n)

kisser, osculator: (someone who kisses)

osmiridium, Noun

(n)

osmiridium, iridosmine: (a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum); used in needles and pen nibs etc.)

osmosis, Noun

(n)

osmosis: ((biology, chemistry) diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal)

osmotic, Adjective

(a)

osmotic: (of or relating to osmosis) "osmotic pressure"

osprey, Noun

(n)

osprey, fish_hawk, fish_eagle, sea_eagle, Pandion_haliaetus: (large harmless hawk found worldwide that feeds on fish and builds a bulky nest often occupied for years)

osseous, Adjective

(a)

osseous, osteal, bony: (composed of or containing bone) "osseous tissue"

ossicle, Noun

(n)

ossicle, bonelet, ossiculum: (a small bone; especially one in the middle ear)

ossicular, Adjective

(a)

ossicular, ossiculate: (pertaining to the ossicles in the middle ear)

ossiculate, Adjective

(a)

ossicular, ossiculate: (pertaining to the ossicles in the middle ear)

ossiculum, Noun

(n)

ossicle, bonelet, ossiculum: (a small bone; especially one in the middle ear)

ossification, Noun

(n)

ossification: (the developmental process of bone formation)

(n)

ossification: (the calcification of soft tissue into a bonelike material)

(n)

ossification: (the process of becoming rigidly fixed in a conventional pattern of thought or behavior)

(n)

ossification, conformity: (hardened conventionality)

ossified, Adjective

(s)

fossilized, fossilised, ossified: (set in a rigidly conventional pattern of behavior, habits, or beliefs) "obsolete fossilized ways"; "an ossified bureaucratic system"

ossify, Verb

(v)

ossify: (become bony) "The tissue ossified"

(v)

ossify: (cause to become hard and bony) "The disease ossified the tissue"

(v)

rigidify, ossify, petrify: (make rigid and set into a conventional pattern) "rigidify the training schedule"; "ossified teaching methods"; "slogans petrify our thinking"

osteal, Adjective

(a)

osseous, osteal, bony: (composed of or containing bone) "osseous tissue"

(a)

osteal: (relating to bone or to the skeleton)

ostensible, Adjective

(s)

apparent, ostensible, seeming: (appearing as such but not necessarily so) "for all his apparent wealth he had no money to pay the rent"; "the committee investigated some apparent discrepancies"; "the ostensible truth of their theories"; "his seeming honesty"

(s)

ostensible, ostensive: (represented or appearing as such; pretended) "His ostensible purpose was charity, his real goal popularity"

ostensive, Adjective

(s)

ostensible, ostensive: (represented or appearing as such; pretended) "His ostensible purpose was charity, his real goal popularity"

(s)

ostensive: (manifestly demonstrative)

ostensorium, Noun

(n)

monstrance, ostensorium: ((Roman Catholic Church) a vessel (usually of gold or silver) in which the consecrated Host is exposed for adoration)

ostentate, Verb

(v)

flaunt, flash, show_off, ostentate, swank: (display proudly; act ostentatiously or pretentiously) "he showed off his new sports car"

ostentation, Noun

(n)

ostentation, fanfare, flash: (a gaudy outward display)

(n)

ostentation, ostentatiousness, pomposity, pompousness, pretentiousness, puffiness, splashiness, inflation: (lack of elegance as a consequence of being pompous and puffed up with vanity)

(n)

ostentation: (pretentious or showy or vulgar display)

ostentatious, Adjective

(a)

ostentatious, pretentious: (intended to attract notice and impress others) "an ostentatious sable coat"

(s)

ostentatious, pretentious: ((of a display) tawdry or vulgar)

ostentatiousness, Noun

(n)

ostentation, ostentatiousness, pomposity, pompousness, pretentiousness, puffiness, splashiness, inflation: (lack of elegance as a consequence of being pompous and puffed up with vanity)

osteoarthritis, Noun

(n)

osteoarthritis, degenerative_arthritis, degenerative_joint_disease: (chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age)

osteoclast, Noun

(n)

osteoclast: (cell that functions in the breakdown and resorption of bone tissue)

osteologer, Noun

(n)

osteologist, osteologer: (an anatomist who is skilled is osteology)

osteologist, Noun

(n)

osteologist, osteologer: (an anatomist who is skilled is osteology)

osteopath, Noun

(n)

osteopath, osteopathist: (a therapist who manipulates the skeleton and muscles)

osteopathist, Noun

(n)

osteopath, osteopathist: (a therapist who manipulates the skeleton and muscles)

osteopetrosis, Noun

(n)

osteopetrosis, Albers-Schonberg_disease, marble_bones_disease: (an inherited disorder characterized by an increase in bone density; in severe forms the bone marrow cavity may be obliterated)

osteoporosis, Noun

(n)

osteoporosis: (abnormal loss of bony tissue resulting in fragile porous bones attributable to a lack of calcium; most common in postmenopausal women)

osteostracan, Noun

(n)

osteostracan, cephalaspid: (extinct jawless fish of the Devonian with armored head)

ostiarius, Noun

(n)

doorkeeper, ostiary, ostiarius: (the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church)

ostiary, Noun

(n)

doorkeeper, ostiary, ostiarius: (the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church)

(n)

doorkeeper, doorman, door_guard, hall_porter, porter, gatekeeper, ostiary: (someone who guards an entrance)

ostler, Noun

(n)

stableman, stableboy, groom, hostler, ostler: (someone employed in a stable to take care of the horses)

ostracise, Verb

(v)

banish, ban, ostracize, ostracise, shun, cast_out, blackball: (expel from a community or group)

(v)

ostracize, ostracise: (avoid speaking to or dealing with) "Ever since I spoke up, my colleagues ostracize me"

ostracism, Noun

(n)

banishment, ostracism, Coventry: (the state of being banished or ostracized (excluded from society by general consent)) "the association should get rid of its elderly members--not by euthanasia, of course, but by Coventry"

(n)

ostracism: (the act of excluding someone from society by general consent)

ostracize, Verb

(v)

banish, ban, ostracize, ostracise, shun, cast_out, blackball: (expel from a community or group)

(v)

ostracize, ostracise: (avoid speaking to or dealing with) "Ever since I spoke up, my colleagues ostracize me"

otalgia, Noun

(n)

earache, otalgia: (an ache localized in the middle or inner ear)

otc, Adjective

(s)

over-the-counter, otc: ((of securities) not traded on a stock exchange) "over-the-counter stocks"

other, Adjective

(s)

early, former, other: (belonging to the distant past) "the early inhabitants of Europe"; "former generations"; "in other times"

(a)

other: (not the same one or ones already mentioned or implied) "today isn't any other day"- the White Queen"; "the construction of highways and other public works"; "he asked for other employment"; "any other person would tell the truth"; "his other books are still in storage"; "then we looked at the other house"; "hearing was good in his other ear"; "the other sex"; "she lived on the other side of the street from me"; "went in the other direction"

(s)

other: (recently past) "the other evening"

(s)

other: (very unusual; different in character or quality from the normal or expected) "a strange, other dimension...where his powers seemed to fail"- Lance Morrow"

otherness, Noun

(n)

otherness, distinctness, separateness: (the quality of being not alike; being distinct or different from that otherwise experienced or known)

otherworldliness, Noun

(n)

spirituality, spiritualism, spiritism, otherworldliness: (concern with things of the spirit)

otherworldly, Adjective

(s)

nonnatural, otherworldly, preternatural, transcendental: (existing outside of or not in accordance with nature) "find transcendental motives for sublunary action"-Aldous Huxley"

otic, Adjective

(a)

otic, auricular: (of or relating to near the ear)

otiose, Adjective

(s)

faineant, indolent, lazy, otiose, slothful, work-shy: (disinclined to work or exertion) "faineant kings under whose rule the country languished"; "an indolent hanger-on"; "too lazy to wash the dishes"; "shiftless idle youth"; "slothful employees"; "the unemployed are not necessarily work-shy"

(s)

futile, ineffectual, otiose, unavailing: (producing no result or effect) "a futile effort"; "the therapy was ineffectual"; "an otiose undertaking"; "an unavailing attempt"

(s)

otiose, pointless, purposeless, senseless, superfluous, wasted: (serving no useful purpose; having no excuse for being) "otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence"

otitis, Noun

(n)

otitis: (inflammation of the ear)

otolaryngologist, Noun

(n)

ENT_man, ear-nose-and-throat_doctor, otolaryngologist, otorhinolaryngologist, rhinolaryngologist: (a specialist in the disorders of the ear or nose or throat)

otolaryngology, Noun

(n)

rhinolaryngology, otorhinolaryngology, otolaryngology: (the medical specialty that deals with diseases of the ear, nose and throat)

otorhinolaryngologist, Noun

(n)

ENT_man, ear-nose-and-throat_doctor, otolaryngologist, otorhinolaryngologist, rhinolaryngologist: (a specialist in the disorders of the ear or nose or throat)

otorhinolaryngology, Noun

(n)

rhinolaryngology, otorhinolaryngology, otolaryngology: (the medical specialty that deals with diseases of the ear, nose and throat)

otoscope, Noun

(n)

otoscope, auriscope, auroscope: (medical instrument consisting of a magnifying lens and light; used for examining the external ear (the auditory meatus and especially the tympanic membrane))

ottar, Noun

(n)

attar, atar, athar, ottar: (essential oil or perfume obtained from flowers)

otter, Noun

(n)

otter: (the fur of an otter)

(n)

otter: (freshwater carnivorous mammal having webbed and clawed feet and dark brown fur)

ounce, Noun

(n)

ounce, troy_ounce, apothecaries'_ounce: (a unit of apothecary weight equal to 480 grains or one twelfth of a pound)

(n)

ounce, : (a unit of weight equal to one sixteenth of a pound or 16 drams or 28.349 grams)

(n)

snow_leopard, ounce, Panthera_uncia: (large feline of upland central Asia having long thick whitish fur)

ousel, Noun

(n)

blackbird, merl, merle, ouzel, ousel, European_blackbird, Turdus_merula: (common black European thrush)

oust, Verb

(v)

oust, throw_out, drum_out, boot_out, kick_out, expel: (remove from a position or office) "The chairman was ousted after he misappropriated funds"

(v)

oust: (remove and replace) "The word processor has ousted the typewriter"

ouster, Noun

(n)

ouster, ejector: (a person who ousts or supplants someone else)

(n)

ouster: (a wrongful dispossession)

(n)

ouster, ousting: (the act of ejecting someone or forcing them out)

ousting, Noun

(n)

ouster, ousting: (the act of ejecting someone or forcing them out)

out-and-out, Adjective

(s)

absolute, downright, out-and-out, rank, right-down, sheer: (complete and without restriction or qualification; sometimes used informally as intensifiers) "absolute freedom"; "an absolute dimwit"; "a downright lie"; "out-and-out mayhem"; "an out-and-out lie"; "a rank outsider"; "many right-down vices"; "got the job through sheer persistence"; "sheer stupidity"

out-basket, Noun

(n)

out-basket, out-tray: (a wood or metal receptacle placed on your desk to hold your outgoing material)

out-migration, Noun

(n)

emigration, out-migration, expatriation: (migration from a place (especially migration from your native country in order to settle in another))

out-of-bounds, Adjective

(s)

off-limits, out-of-bounds: (barred to a designated group) "that area is off-limits"

(s)

out-of-bounds: (outside the foul lines)

out-of-date, Adjective

(s)

outdated, out-of-date, superannuated: (old; no longer valid or fashionable) "obsolete words"; "an obsolete locomotive"; "outdated equipment"; "superannuated laws"; "out-of-date ideas"

out-of-door, Adjective

(a)

outdoor, out-of-door, outside: (located, suited for, or taking place in the open air) "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding"

out-of-doors, Noun

(n)

outdoors, out-of-doors, open_air, open: (where the air is unconfined) "he wanted to get outdoors a little"; "the concert was held in the open air"; "camping in the open"

out-tray, Noun

(n)

out-basket, out-tray: (a wood or metal receptacle placed on your desk to hold your outgoing material)

out, Adjective

(s)

extinct, out: (being out or having grown cold) "threw his extinct cigarette into the stream"; "the fire is out"

(s)

forbidden, out, prohibited, proscribed, taboo, tabu, verboten: (excluded from use or mention) "forbidden fruit"; "in our house dancing and playing cards were out"; "a taboo subject"

(s)

knocked_out, kayoed, KO'd, out, stunned: (knocked unconscious by a heavy blow)

(a)

out: (not allowed to continue to bat or run) "he was tagged out at second on a close play"; "he fanned out"

(s)

out: (not worth considering as a possibility) "a picnic is out because of the weather"

(s)

out: (out of power; especially having been unsuccessful in an election) "now the Democrats are out"

(s)

out: (directed outward or serving to direct something outward) "the out doorway"; "the out basket"

(s)

out: (no longer fashionable) "that style is out these days"

(s)

out: (outside or external) "the out surface of a ship's hull"

(s)

out: (outer or outlying) "the out islands"

out, Noun

(n)

out: ((baseball) a failure by a batter or runner to reach a base safely in baseball) "you only get 3 outs per inning"

out, Verb

(v)

come_out_of_the_closet, out, come_out: (to state openly and publicly one's homosexuality) "This actor outed last year"

(v)

out: (reveal (something) about somebody's identity or lifestyle) "The gay actor was outed last week"; "Someone outed a CIA agent"

(v)

out, come_out: (be made known; be disclosed or revealed) "The truth will out"

outage, Noun

(n)

outage: (the amount of something (as whiskey or oil) lost in storage or transportation)

(n)

outage: (a temporary suspension of operation (as of computers)) "there will be a network outage from 8 to 10 a.m."

outback, Adjective

(s)

outback, remote: (inaccessible and sparsely populated; )

outback, Noun

(n)

outback: (the bush country of the interior of Australia)

outbalance, Verb

(v)

preponderate, outweigh, overbalance, outbalance: (weigh more heavily) "these considerations outweigh our wishes"

outbid, Verb

(v)

outbid: (bid over an opponent's bid when one's partner has not bid or doubled)

(v)

outbid: (bid higher than others)

outboard, Adjective

(a)

outboard: (located away from the midline of a vessel or aircraft) "the outboard section of a wing"; "outboard rigging"

outboard, Noun

(n)

outboard_motor, outboard: (internal-combustion engine that mounts at stern of small boat)

(n)

outboard_motorboat, outboard: (a motorboat with an outboard motor)

outbound, Adjective

(s)

outbound, outward, outward-bound: (that is going out or leaving) "the departing train"; "an outward journey"; "outward-bound ships"

outbreak, Noun

(n)

outbreak, eruption, irruption: (a sudden violent spontaneous occurrence (usually of some undesirable condition)) "the outbreak of hostilities"

outbred, Adjective

(a)

outbred: (bred of parents not closely related; having parents of different classes or tribes)

outburst, Noun

(n)

effusion, gush, outburst, blowup, ebullition: (an unrestrained expression of emotion)

(n)

outburst, burst, flare-up: (a sudden intense happening) "an outburst of heavy rain"; "a burst of lightning"

(n)

outburst, tumultuous_disturbance: (a sudden violent disturbance)

outcast, Adjective

(s)

friendless, outcast: (excluded from a society)

outcast, Noun

(n)

outcast, castaway, pariah, Ishmael: (a person who is rejected (from society or home))

outcaste, Adjective

(s)

outcaste, casteless: (not belonging to or having been expelled from a caste and thus having no place or status in society) "the foreigner was a casteless person"

outcaste, Noun

(n)

outcaste: (a person belonging to no caste)

outclass, Verb

(v)

outclass: (cause to appear in a lower class) "The Yankees outclassed Cincinnati"

outcome, Noun

(n)

consequence, effect, outcome, result, event, issue, upshot: (a phenomenon that follows and is caused by some previous phenomenon) "the magnetic effect was greater when the rod was lengthwise"; "his decision had depressing consequences for business"; "he acted very wise after the event"

(n)

result, resultant, final_result, outcome, termination: (something that results) "he listened for the results on the radio"

outcrop, Noun

(n)

outcrop, outcropping, rock_outcrop: (the part of a rock formation that appears above the surface of the surrounding land)

outcrop, Verb

(v)

outcrop: (appear on the surface, come to the surface on the ground) "Big boulders outcropped"

outcropping, Noun

(n)

outcrop, outcropping, rock_outcrop: (the part of a rock formation that appears above the surface of the surrounding land)

outcry, Noun

(n)

cry, outcry, call, yell, shout, vociferation: (a loud utterance; often in protest or opposition) "the speaker was interrupted by loud cries from the rear of the audience"

outcry, Verb

(v)

exclaim, cry, cry_out, outcry, call_out, shout: (utter aloud; often with surprise, horror, or joy) "`I won!' he exclaimed"; "`Help!' she cried"; "`I'm here,' the mother shouted when she saw her child looking lost"

(v)

outshout, outcry: (shout louder than)

outdated, Adjective

(s)

outdated, out-of-date, superannuated: (old; no longer valid or fashionable) "obsolete words"; "an obsolete locomotive"; "outdated equipment"; "superannuated laws"; "out-of-date ideas"

outdistance, Verb

(v)

outdistance, outstrip, distance: (go far ahead of) "He outdistanced the other runners"

outdo, Verb

(v)

outdo, outflank, trump, best, scoop: (get the better of) "the goal was to best the competition"

(v)

surpass, outstrip, outmatch, outgo, exceed, outdo, surmount, outperform: (be or do something to a greater degree) "her performance surpasses that of any other student I know"; "She outdoes all other athletes"; "This exceeds all my expectations"; "This car outperforms all others in its class"

outdoor, Adjective

(a)

outdoor, out-of-door, outside: (located, suited for, or taking place in the open air) "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding"

(a)

outdoor: (pertaining to or concerning the outdoors or outdoor activities) "outdoor education is the area of teacher training concerned with training for outdoor activities"

outdoors, Noun

(n)

outdoors, out-of-doors, open_air, open: (where the air is unconfined) "he wanted to get outdoors a little"; "the concert was held in the open air"; "camping in the open"

outdoorsman, Noun

(n)

outdoorsman: (a person who spends time outdoors (e.g., hunting or fishing))

outer, Adjective

(s)

extinct, out: (being out or having grown cold) "threw his extinct cigarette into the stream"; "the fire is out"

(s)

forbidden, out, prohibited, proscribed, taboo, tabu, verboten: (excluded from use or mention) "forbidden fruit"; "in our house dancing and playing cards were out"; "a taboo subject"

(s)

knocked_out, kayoed, KO'd, out, stunned: (knocked unconscious by a heavy blow)

(a)

out: (not allowed to continue to bat or run) "he was tagged out at second on a close play"; "he fanned out"

(s)

out: (not worth considering as a possibility) "a picnic is out because of the weather"

(s)

out: (out of power; especially having been unsuccessful in an election) "now the Democrats are out"

(s)

out: (directed outward or serving to direct something outward) "the out doorway"; "the out basket"

(s)

out: (no longer fashionable) "that style is out these days"

(s)

out: (outside or external) "the out surface of a ship's hull"

(s)

out: (outer or outlying) "the out islands"

(a)

outer: (being on the outside or further from a center) "spent hours adorning the outer man"; "the outer suburbs"

(s)

outer: (located outside) "outer reality"

(s)

outer: (being on or toward the outside of the body) "the outer ear"

outermost, Adjective

(s)

outermost, outmost: (situated at the farthest possible point from a center)

outerwear, Noun

(n)

outerwear, overclothes: (clothing for use outdoors)

outface, Verb

(v)

stare_down, outstare, outface: (overcome or cause to waver or submit by (or as if by) staring) "He simply stared down his opponent"

outfield, Noun

(n)

outfield: (the area of a baseball playing field beyond the lines connecting the bases)

outfit, Noun

(n)

kit, outfit: (gear consisting of a set of articles or tools for a specified purpose)

(n)

outfit: (any cohesive unit such as a military company)

(n)

outfit, getup, rig, turnout: (a set of clothing (with accessories)) "his getup was exceedingly elegant"

outfit, Verb

(v)

equip, fit, fit_out, outfit: (provide with (something) usually for a specific purpose) "The expedition was equipped with proper clothing, food, and other necessities"

outfitter, Noun

(n)

outfitter: (someone who sells men's clothes)

(n)

outfitter: (a shop that provides equipment for some specific purpose) "an outfitter provided everything needed for the safari"

outflank, Verb

(v)

outdo, outflank, trump, best, scoop: (get the better of) "the goal was to best the competition"

(v)

outflank, go_around: (go around the flank of (an opposing army))

outflow, Noun

(n)

escape, leak, leakage, outflow: (the discharge of a fluid from some container) "they tried to stop the escape of gas from the damaged pipe"; "he had to clean up the leak"

(n)

outflow, effluence, efflux: (the process of flowing out)

(n)

spring, fountain, outflow, outpouring, natural_spring: (a natural flow of ground water)

outflowing, Adjective

(s)

effluent, outflowing: (that is flowing outward)

outfox, Verb

(v)

outfox: (outdo someone in trickery)

(v)

outwit, overreach, outsmart, outfox, beat, circumvent: (beat through cleverness and wit) "I beat the traffic"; "She outfoxed her competitors"

outgo, Noun

(n)

outgo, spending, expenditure, outlay: (money paid out; an amount spent)

outgo, Verb

(v)

surpass, outstrip, outmatch, outgo, exceed, outdo, surmount, outperform: (be or do something to a greater degree) "her performance surpasses that of any other student I know"; "She outdoes all other athletes"; "This exceeds all my expectations"; "This car outperforms all others in its class"

outgoer, Noun

(n)

emigrant, emigre, emigree, outgoer: (someone who leaves one country to settle in another)

outgoing, Adjective

(s)

extroverted, forthcoming, outgoing: (at ease in talking to others)

(a)

outgoing: (leaving a place or a position) "an outgoing steamship"

(a)

outgoing: (retiring from a position or office) "the outgoing president"

outgrow, Verb

(v)

outgrow: (grow too large or too mature for) "I have outgrown these clothes"; "She outgrew her childish habits"

(v)

outgrow: (grow faster than)

outgrowth, Noun

(n)

emergence, outgrowth, growth: (the gradual beginning or coming forth) "figurines presage the emergence of sculpture in Greece"

(n)

outgrowth, branch, offshoot, offset: (a natural consequence of development)

(n)

process, outgrowth, appendage: (a natural prolongation or projection from a part of an organism either animal or plant) "a bony process"

outguess, Verb

(v)

second-guess, outguess: (attempt to anticipate or predict)

outhouse, Noun

(n)

outhouse, privy, earth-closet, jakes: (a small outbuilding with a bench having holes through which a user can defecate)

outing, Noun

(n)

excursion, jaunt, outing, junket, pleasure_trip, expedition, sashay: (a journey taken for pleasure) "many summer excursions to the shore"; "it was merely a pleasure trip"; "after cautious sashays into the field"

(n)

field_day, outing, picnic: (a day devoted to an outdoor social gathering)

outlander, Noun

(n)

foreigner, alien, noncitizen, outlander: (a person who comes from a foreign country; someone who does not owe allegiance to your country)

outlandish, Adjective

(s)

bizarre, eccentric, freakish, freaky, flaky, flakey, gonzo, off-the-wall, outlandish, outre: (conspicuously or grossly unconventional or unusual) "restaurants of bizarre design--one like a hat, another like a rabbit"; "famed for his eccentric spelling"; "a freakish combination of styles"; "his off-the-wall antics"; "the outlandish clothes of teenagers"; "outre and affected stage antics"

outlandishness, Noun

(n)

outlandishness, bizarreness, weirdness: (strikingly out of the ordinary)

outlast, Verb

(v)

outlive, outlast, survive: (live longer than) "She outlived her husband by many years"

outlaw, Adjective

(s)

illegitimate, illicit, outlaw, outlawed, unlawful: (contrary to or forbidden by law) "an illegitimate seizure of power"; "illicit trade"; "an outlaw strike"; "unlawful measures"

(s)

lawless, outlaw: (disobedient to or defiant of law) "lawless bands roaming the plains"

outlaw, Noun

(n)

criminal, felon, crook, outlaw, malefactor: (someone who has committed a crime or has been legally convicted of a crime)

outlaw, Verb

(v)

outlaw, criminalize, criminalise, illegalize, illegalise: (declare illegal; outlaw) "Marijuana is criminalized in the U.S."

outlawed, Adjective

(s)

illegitimate, illicit, outlaw, outlawed, unlawful: (contrary to or forbidden by law) "an illegitimate seizure of power"; "illicit trade"; "an outlaw strike"; "unlawful measures"

outlawry, Noun

(n)

lawlessness, outlawry: (illegality as a consequence of unlawful acts; defiance of the law)

outlay, Noun

(n)

outgo, spending, expenditure, outlay: (money paid out; an amount spent)

(n)

spending, disbursement, disbursal, outlay: (the act of spending or disbursing money)

outlet, Noun

(n)

exit, issue, outlet, way_out: (an opening that permits escape or release) "he blocked the way out"; "the canyon had only one issue"

(n)

mercantile_establishment, retail_store, sales_outlet, outlet: (a place of business for retailing goods)

(n)

release, outlet, vent: (activity that frees or expresses creative energy or emotion) "she had no other outlet for her feelings"; "he gave vent to his anger"

(n)

wall_socket, wall_plug, electric_outlet, electrical_outlet, outlet, electric_receptacle: (receptacle providing a place in a wiring system where current can be taken to run electrical devices)

outlier, Noun

(n)

outlier: (a person who lives away from his place of work)

(n)

outlier: (an extreme deviation from the mean)

outline, Noun

(n)

outline, lineation: (the line that appears to bound an object)

(n)

outline, synopsis, abstract, precis: (a sketchy summary of the main points of an argument or theory)

(n)

outline, schema, scheme: (a schematic or preliminary plan)

outline, Verb

(v)

delineate, limn, outline: (trace the shape of)

(v)

draft, outline: (draw up an outline or sketch for something) "draft a speech"

(v)

sketch, outline, adumbrate: (describe roughly or briefly or give the main points or summary of) "sketch the outline of the book"; "outline his ideas"

outlined, Adjective

(s)

defined, outlined: (showing clearly the outline or profile or boundary) "hills defined against the evening sky"; "the setting sun showed the outlined figure of a man standing on the hill"

outlive, Verb

(v)

outlive, outlast, survive: (live longer than) "She outlived her husband by many years"

outlook, Noun

(n)

expectation, outlook, prospect: (belief about (or mental picture of) the future)

(n)

lookout, outlook: (the act of looking out)

(n)

mentality, outlook, mindset, mind-set: (a habitual or characteristic mental attitude that determines how you will interpret and respond to situations)

outlying, Adjective

(s)

outlying: (relatively far from a center or middle) "outlying settlements"

outmaneuver, Verb

(v)

outmaneuver, outmanoeuvre, outsmart: (defeat by more skillful maneuvering) "The English troops outmaneuvered the Germans"; "My new supervisor knows how to outmaneuver the boss in most situations"

outmanoeuvre, Verb

(v)

outmaneuver, outmanoeuvre, outsmart: (defeat by more skillful maneuvering) "The English troops outmaneuvered the Germans"; "My new supervisor knows how to outmaneuver the boss in most situations"

outmatch, Verb

(v)

surpass, outstrip, outmatch, outgo, exceed, outdo, surmount, outperform: (be or do something to a greater degree) "her performance surpasses that of any other student I know"; "She outdoes all other athletes"; "This exceeds all my expectations"; "This car outperforms all others in its class"

outmode, Verb

(v)

outmode: (make unfashionable, outdated, or obsolete) "Modern ways of cooking have outmoded the hearth"

outmoded, Adjective

(s)

antique, demode, ex, old-fashioned, old-hat, outmoded, passe, passee: (out of fashion) "a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas"

outmost, Adjective

(s)

outermost, outmost: (situated at the farthest possible point from a center)

outpatient, Noun

(n)

outpatient: (a patient who does not reside in the hospital where he is being treated)

outperform, Verb

(v)

surpass, outstrip, outmatch, outgo, exceed, outdo, surmount, outperform: (be or do something to a greater degree) "her performance surpasses that of any other student I know"; "She outdoes all other athletes"; "This exceeds all my expectations"; "This car outperforms all others in its class"

outpoint, Verb

(v)

outpoint: (sail closer to the wind than)

(v)

outpoint, outscore: (score more points than one's opponents)

outpost, Noun

(n)

frontier_settlement, outpost: (a settlement on the frontier of civilization)

(n)

outpost: (a military post stationed at a distance from the main body of troops)

(n)

outstation, outpost: (a station in a remote or sparsely populated location)

outpouring, Noun

(n)

barrage, bombardment, outpouring, onslaught: (the rapid and continuous delivery of linguistic communication (spoken or written)) "a barrage of questions"; "a bombardment of mail complaining about his mistake"

(n)

discharge, outpouring, run: (the pouring forth of a fluid)

(n)

flood, overflow, outpouring: (a large flow)

(n)

flush, gush, outpouring: (a sudden rapid flow (as of water)) "he heard the flush of a toilet"; "there was a little gush of blood"; "she attacked him with an outpouring of words"

(n)

spring, fountain, outflow, outpouring, natural_spring: (a natural flow of ground water)

output, Noun

(n)

end_product, output: (final product; the things produced)

(n)

output, yield: (production of a certain amount)

(n)

output, yield, production: (the quantity of something (as a commodity) that is created (usually within a given period of time)) "production was up in the second quarter"

(n)

output, outturn, turnout: (what is produced in a given time period)

(n)

output_signal, output: (signal that comes out of an electronic system)

output, Verb

(v)

output: (to create or manufacture a specific amount) "the computer is outputting the data from the job I'm running"

outrage, Noun

(n)

indignation, outrage: (a feeling of righteous anger)

(n)

outrage: (a wantonly cruel act)

(n)

scandal, outrage: (a disgraceful event)

(n)

scandalization, scandalisation, outrage: (the act of scandalizing)

outrage, Verb

(v)

desecrate, profane, outrage, violate: (violate the sacred character of a place or language) "desecrate a cemetery"; "violate the sanctity of the church"; "profane the name of God"

(v)

rape, ravish, violate, assault, dishonor, dishonour, outrage: (force (someone) to have sex against their will) "The woman was raped on her way home at night"

(v)

shock, offend, scandalize, scandalise, appal, appall, outrage: (strike with disgust or revulsion) "The scandalous behavior of this married woman shocked her friends"

outraged, Adjective

(s)

indignant, incensed, outraged, umbrageous: (angered at something unjust or wrong) "an indignant denial"; "incensed at the judges' unfairness"; "a look of outraged disbelief"; "umbrageous at the loss of their territory"

outrageous, Adjective

(s)

exorbitant, extortionate, outrageous, steep, unconscionable, usurious: (greatly exceeding bounds of reason or moderation) "exorbitant rent"; "extortionate prices"; "spends an outrageous amount on entertainment"; "usurious interest rate"; "unconscionable spending"

(s)

hideous, horrid, horrific, outrageous: (grossly offensive to decency or morality; causing horror) "subjected to outrageous cruelty"; "a hideous pattern of injustice"; "horrific conditions in the mining industry"

outrageousness, Noun

(n)

exorbitance, outrageousness: (excessive excess)

(n)

outrageousness, enormity: (the quality of being outrageous)

outrank, Verb

(v)

rank, outrank: (take precedence or surpass others in rank)

outre, Adjective

(s)

bizarre, eccentric, freakish, freaky, flaky, flakey, gonzo, off-the-wall, outlandish, outre: (conspicuously or grossly unconventional or unusual) "restaurants of bizarre design--one like a hat, another like a rabbit"; "famed for his eccentric spelling"; "a freakish combination of styles"; "his off-the-wall antics"; "the outlandish clothes of teenagers"; "outre and affected stage antics"

outreach, Noun

(n)

outreach: (the act of reaching out) "the outreach toward truth of the human spirit"

outride, Verb

(v)

last_out, stay, ride_out, outride: (hang on during a trial of endurance) "ride out the storm"

(v)

outride: (ride better, faster, or further than) "The champion bicyclist outrode all his competitors"

outright, Adjective

(s)

outright, straight-out, unlimited: (without reservation or exception)

outrival, Verb

(v)

outrival, outvie: (be more of a rival than)

outscore, Verb

(v)

outpoint, outscore: (score more points than one's opponents)

outsell, Verb

(v)

outsell: (be sold more often than other, similar products) "The new Toyota outsells the Honda by a wide margin"

(v)

outsell: (sell more than others) "This salesman outsells his colleagues"

outset, Noun

(n)

beginning, commencement, first, outset, get-go, start, kickoff, starting_time, showtime, offset: (the time at which something is supposed to begin) "they got an early start"; "she knew from the get-go that he was the man for her"

outshout, Verb

(v)

outshout, outcry: (shout louder than)

outside, Adjective

(s)

away, outside: ((of a baseball pitch) on the far side of home plate from the batter) "the pitch was away (or wide)"; "an outside pitch"

(s)

external, extraneous, outside: (coming from the outside) "extraneous light in the camera spoiled the photograph"; "relying upon an extraneous income"; "disdaining outside pressure groups"

(s)

external, international, outside: (from or between other countries) "external commerce"; "international trade"; "developing nations need outside help"

(a)

outdoor, out-of-door, outside: (located, suited for, or taking place in the open air) "outdoor clothes"; "badminton and other outdoor games"; "a beautiful outdoor setting for the wedding"

(a)

outside: (relating to or being on or near the outer side or limit) "an outside margin"

(s)

outside: (originating or belonging beyond some bounds:"the outside world") "outside interests"; "an outside job"

(s)

outside: (functioning outside the boundaries or precincts of an organized unit) "extramural hospital care and treatment"; "extramural studies"

(s)

outside: (leading to or from the outside) "an outside door"

(s)

outside, remote: (very unlikely) "an outside chance"; "a remote possibility"; "a remote contingency"

(s)

outside: (on or toward an outer edge) "an outer lane"; "the outside lane"

outside, Noun

(n)

outside, exterior: (the region that is outside of something)

(n)

outside, exterior: (the outer side or surface of something)

outsider, Noun

(n)

foreigner, outsider: (someone who is excluded from or is not a member of a group)

(n)

outsider: (a contestant (human or animal) not considered to have a good chance to win)

outsize, Adjective

(s)

outsize, outsized, oversize, oversized: (larger than normal for its kind)

outsize, Noun

(n)

outsize: (an unusual garment size (especially one that is very large))

outsized, Adjective

(s)

outsize, outsized, oversize, oversized: (larger than normal for its kind)

outskirt, Noun

(n)

outskirt, fringe: (a part of the city far removed from the center) "they built a factory on the outskirts of the city"

outsmart, Verb

(v)

outmaneuver, outmanoeuvre, outsmart: (defeat by more skillful maneuvering) "The English troops outmaneuvered the Germans"; "My new supervisor knows how to outmaneuver the boss in most situations"

(v)

outwit, overreach, outsmart, outfox, beat, circumvent: (beat through cleverness and wit) "I beat the traffic"; "She outfoxed her competitors"

outsole, Noun

(n)

outsole: (the outer sole of a shoe or boot that is the bottom of the shoe and makes contact with the ground)

outsource, Verb

(v)

outsource: (obtain goods or services from an outside supplier; to contract work out) "Many companies outsource and hire consultants in order to maintain a flexible workforce"

outspan, Verb

(v)

outspan: (remove the yoke or harness from) "outspan the draft animals"

outspoken, Adjective

(s)

blunt, candid, forthright, frank, free-spoken, outspoken, plainspoken, point-blank, straight-from-the-shoulder: (characterized by directness in manner or speech; without subtlety or evasion) "blunt talking and straight shooting"; "a blunt New England farmer"; "I gave them my candid opinion"; "forthright criticism"; "a forthright approach to the problem"; "tell me what you think--and you may just as well be frank"; "it is possible to be outspoken without being rude"; "plainspoken and to the point"; "a point-blank accusation"

(s)

outspoken, vocal: (given to expressing yourself freely or insistently) "outspoken in their opposition to segregation"; "a vocal assembly"

outspokenness, Noun

(n)

frankness, outspokenness: (the trait of being blunt and outspoken)

outspread, Adjective

(s)

outspread, spread: (fully extended in width) "outspread wings"; "with arms spread wide"

outstanding, Adjective

(s)

great, outstanding: (of major significance or importance) "a great work of art"; "Einstein was one of the outstanding figures of the 20th centurey"

(s)

outstanding: (distinguished from others in excellence) "did outstanding work in human relations"; "an outstanding war record"

(s)

outstanding, prominent, salient, spectacular, striking: (having a quality that thrusts itself into attention) "an outstanding fact of our time is that nations poisoned by anti semitism proved less fortunate in regard to their own freedom"; "a new theory is the most prominent feature of the book"; "salient traits"; "a spectacular rise in prices"; "a striking thing about Picadilly Circus is the statue of Eros in the center"; "a striking resemblance between parent and child"

(s)

outstanding, owing, undischarged: (owed as a debt) "outstanding bills"; "the amount still owed"; "undischarged debts"

outstare, Verb

(v)

stare_down, outstare, outface: (overcome or cause to waver or submit by (or as if by) staring) "He simply stared down his opponent"

outstation, Noun

(n)

outstation, outpost: (a station in a remote or sparsely populated location)

outstay, Verb

(v)

outstay: (surpass in staying power) "They outstayed their competitors"

(v)

overstay, outstay: (stay too long) "overstay or outstay one's welcome"

outstrip, Verb

(v)

outdistance, outstrip, distance: (go far ahead of) "He outdistanced the other runners"

(v)

surpass, outstrip, outmatch, outgo, exceed, outdo, surmount, outperform: (be or do something to a greater degree) "her performance surpasses that of any other student I know"; "She outdoes all other athletes"; "This exceeds all my expectations"; "This car outperforms all others in its class"

outturn, Noun

(n)

output, outturn, turnout: (what is produced in a given time period)

outvie, Verb

(v)

outrival, outvie: (be more of a rival than)

outward-bound, Adjective

(s)

outbound, outward, outward-bound: (that is going out or leaving) "the departing train"; "an outward journey"; "outward-bound ships"

outward, Adjective

(s)

outbound, outward, outward-bound: (that is going out or leaving) "the departing train"; "an outward journey"; "outward-bound ships"

(a)

outward: (relating to physical reality rather than with thoughts or the mind) "a concern with outward beauty rather than with inward reflections"

outwardness, Noun

(n)

outwardness: (concern with outward things or material objects as opposed to the mind and spirit) "what is the origin of the outwardness of our sensations of sound, smell, or taste"; "an abstract conception with feelings of reality and spatial outwardness attached to it"

(n)

outwardness, externality: (the quality or state of being outside or directed toward or relating to the outside or exterior) "the outwardness of the world"

(n)

outwardness: (a concern with or responsiveness to outward things (especially material objects as opposed to ideal concepts)) "hearty showmanship and all-round outwardness"

outwear, Verb

(v)

outwear: (last longer than others) "This material outwears all others"

(v)

tire, wear_upon, tire_out, wear, weary, jade, wear_out, outwear, wear_down, fag_out, fag, fatigue: (exhaust or get tired through overuse or great strain or stress) "We wore ourselves out on this hike"

outweigh, Verb

(v)

outweigh: (be heavier than)

(v)

preponderate, outweigh, overbalance, outbalance: (weigh more heavily) "these considerations outweigh our wishes"

outwit, Verb

(v)

outwit, overreach, outsmart, outfox, beat, circumvent: (beat through cleverness and wit) "I beat the traffic"; "She outfoxed her competitors"

ouzel, Noun

(n)

blackbird, merl, merle, ouzel, ousel, European_blackbird, Turdus_merula: (common black European thrush)

ouzo, Noun

(n)

ouzo: (a Greek liquor flavored with anise)

oval-shaped, Adjective

(s)

egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate: (rounded like an egg)

oval, Adjective

(s)

egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate: (rounded like an egg)

oval, Noun

(n)

ellipse, oval: (a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it) "the sums of the distances from the foci to any point on an ellipse is constant"

ovalbumin, Noun

(n)

egg_white, white, albumen, ovalbumin: (the white part of an egg; the nutritive and protective gelatinous substance surrounding the yolk consisting mainly of albumin dissolved in water) "she separated the whites from the yolks of several eggs"

ovarian, Adjective

(a)

ovarian: (of or involving the ovaries) "ovarian cancer"

ovariectomy, Noun

(n)

oophorectomy, ovariectomy: (surgical removal of one of both ovaries)

ovary, Noun

(n)

ovary: (the organ that bears the ovules of a flower)

(n)

ovary: ((vertebrates) one of usually two organs that produce ova and secrete estrogen and progesterone)

ovate, Adjective

(s)

egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate: (rounded like an egg)

(s)

ovate: (of a leaf shape; egg-shaped with the broader end at the base)

ovation, Noun

(n)

ovation, standing_ovation: (enthusiastic recognition (especially one accompanied by loud applause))

oven, Noun

(n)

oven: (kitchen appliance used for baking or roasting)

over-correct, Verb

(v)

over-correct, overcompensate: (make excessive corrections for fear of making an error)

over-crowding, Noun

(n)

congestion, over-crowding: (excessive crowding) "traffic congestion"

over-embellished, Adjective

(s)

empurpled, over-embellished, purple: (excessively elaborate or showily expressed) "a writer of empurpled literature"; "many purple passages"; "an over-embellished story of the fish that got away"

over-refine, Verb

(v)

overrefine, over-refine: (refine too much or with excess of subtlety) "He is overrefining this matter"

over-the-counter, Adjective

(a)

nonprescription, over-the-counter: (purchasable without a doctor's prescription) "nonprescription drugs"; "an over-the-counter cold remedy"

(s)

over-the-counter, otc: ((of securities) not traded on a stock exchange) "over-the-counter stocks"

over-the-hill, Adjective

(s)

overage, overaged, superannuated, over-the-hill: (too old to be useful) "He left the house...for the support of twelve superannuated wool carders"- Anthony Trollope"

over-the-top, Adjective

(s)

extraordinary, over-the-top, sinful: (far more than usual or expected) "an extraordinary desire for approval"; "it was an over-the-top experience"

over, Adjective

(s)

complete, concluded, ended, over, all_over, terminated: (having come or been brought to a conclusion) "the harvesting was complete"; "the affair is over, ended, finished"; "the abruptly terminated interview"

over, Noun

(n)

over: ((cricket) the division of play during which six balls are bowled at the batsman by one player from the other team from the same end of the pitch)

overabundance, Noun

(n)

overabundance, overmuch, overmuchness, superabundance: (a quantity that is more than what is appropriate) "four-year-olds have an overabundance of energy"; "we received an inundation of email"

(n)

surfeit, excess, overabundance: (the state of being more than full)

overabundant, Adjective

(s)

overabundant, plethoric, rife: (excessively abundant)

overachievement, Noun

(n)

overachievement: (better than expected performance (better than might have been predicted from intelligence tests))

overact, Verb

(v)

overact, ham_it_up, ham, overplay: (exaggerate one's acting)

overacting, Noun

(n)

hamming, overacting: (poor acting by a ham actor)

overactive, Adjective

(s)

hyperactive, overactive: (more active than normal) "a hyperactive child"

overactivity, Noun

(n)

overactivity: (excessive activity) "overactivity of the sebaceous glands causes the skin to become oily"

overage, Adjective

(s)

overage, overaged, superannuated, over-the-hill: (too old to be useful) "He left the house...for the support of twelve superannuated wool carders"- Anthony Trollope"

overage, Noun

(n)

overage: (a surplus or excess of money or merchandise that is actually on hand and that exceeds expectations)

overaged, Adjective

(s)

overage, overaged, superannuated, over-the-hill: (too old to be useful) "He left the house...for the support of twelve superannuated wool carders"- Anthony Trollope"

overall, Adjective

(s)

overall: (involving only main features) "the overall pattern of his life"

(s)

overall: (including everything) "the overall cost"

overall, Noun

(n)

overall: ((usually plural) work clothing consisting of denim trousers (usually with a bib and shoulder straps))

(n)

overall, boilersuit, boilers_suit: (a loose protective coverall or smock worn over ordinary clothing for dirty work)

overambitious, Adjective

(s)

overambitious: (excessively ambitious)

overappraisal, Noun

(n)

overestimate, overestimation, overvaluation, overappraisal: (an appraisal that is too high)

overarch, Verb

(v)

overarch: (be central or dominant) "This scene overarches the entire first act"

(v)

overarch, arch_over: (form an arch over) "Big rocks overarch the stream"

overarm, Adjective

(a)

overhand, overhanded, overarm: (with hand brought forward and down from above shoulder level) "an overhand pitch"; "an overhand stroke"

overawe, Verb

(v)

overawe, cow: (subdue, restrain, or overcome by affecting with a feeling of awe; frighten (as with threats))

overbalance, Verb

(v)

overbalance: (cause to be off balance) "It is not desirable to overbalance the budget"

(v)

preponderate, outweigh, overbalance, outbalance: (weigh more heavily) "these considerations outweigh our wishes"

overbear, Verb

(v)

bear_down, overbear: (contract the abdominal muscles during childbirth to ease delivery)

(v)

overbear: (overcome) "overbear criticism, protest, or arguments"

(v)

overbear: (bear too much)

overbearing, Adjective

(s)

authoritarian, dictatorial, overbearing: (expecting unquestioning obedience) "the timid child of authoritarian parents"; "insufferably overbearing behavior toward the waiter"

(s)

disdainful, haughty, imperious, lordly, overbearing, prideful, sniffy, supercilious, swaggering: (having or showing arrogant superiority to and disdain of those one views as unworthy) "some economists are disdainful of their colleagues in other social disciplines"; "haughty aristocrats"; "his lordly manners were offensive"; "walked with a prideful swagger"; "very sniffy about breaches of etiquette"; "his mother eyed my clothes with a supercilious air"; "a more swaggering mood than usual"- W.L.Shirer"

overbearingness, Noun

(n)

imperiousness, domineeringness, overbearingness: (the trait of being imperious and overbearing)

overbid, Noun

(n)

overbid: (a bid that is higher than preceding bids)

(n)

overbid, overcall: ((bridge) a bid that is higher than your opponent's bid (especially when your partner has not bid at all and your bid exceeds the value of your hand))

overbid, Verb

(v)

overbid: (to bid for more tricks than one can expect to win,)

(v)

overbid: (bid more than the object is worth)

overblown, Adjective

(s)

grandiloquent, overblown, pompous, pontifical, portentous: (puffed up with vanity) "a grandiloquent and boastful manner"; "overblown oratory"; "a pompous speech"; "pseudo-scientific gobbledygook and pontifical hooey"- Newsweek"

(s)

overblown: (past the stage of full bloom) "overblown roses"

overbold, Adjective

(s)

fresh, impertinent, impudent, overbold, smart, saucy, sassy, wise: (improperly forward or bold) "don't be fresh with me"; "impertinent of a child to lecture a grownup"; "an impudent boy given to insulting strangers"; "Don't get wise with me!"

overburden, Noun

(n)

overburden: (the surface soil that must be moved away to get at coal seams and mineral deposits)

(n)

overload, overburden: (an excessive burden)

overburden, Verb

(v)

overburden: (burden with too much work or responsibility)

(v)

overburden: (load with excessive weight)

overcall, Noun

(n)

overbid, overcall: ((bridge) a bid that is higher than your opponent's bid (especially when your partner has not bid at all and your bid exceeds the value of your hand))

overcapitalisation, Noun

(n)

overcapitalization, overcapitalisation: ((business) too much capitalization (the sale of more stock than the business warrants))

overcapitalise, Verb

(v)

overcapitalize, overcapitalise: (estimate the capital value of (a company) at an unreasonably or unlawfully high level)

(v)

overcapitalize, overcapitalise: (overestimate the market value of) "overcapitalize a property"

(v)

overcapitalize, overcapitalise: (capitalize beyond what the business or the profit-making prospects warrant)

overcapitalization, Noun

(n)

overcapitalization, overcapitalisation: ((business) too much capitalization (the sale of more stock than the business warrants))

overcapitalize, Verb

(v)

overcapitalize, overcapitalise: (estimate the capital value of (a company) at an unreasonably or unlawfully high level)

(v)

overcapitalize, overcapitalise: (overestimate the market value of) "overcapitalize a property"

(v)

overcapitalize, overcapitalise: (capitalize beyond what the business or the profit-making prospects warrant)

overcareful, Adjective

(s)

overcareful, too-careful: (excessively or unduly careful)

overcast, Adjective

(s)

cloud-covered, clouded, overcast, sunless: (filled or abounding with clouds)

overcast, Noun

(n)

cloudiness, cloud_cover, overcast: (the state of the sky when it is covered by clouds)

(n)

cloudiness, overcast: (gloomy semidarkness caused by cloud cover)

(n)

overcast, overcasting: (a long whipstitch or overhand stitch overlying an edge to prevent raveling)

(n)

overcast: (a cast that falls beyond the intended spot)

overcast, Verb

(v)

overcast, cloud: (make overcast or cloudy) "Fall weather often overcasts our beaches"

(v)

overcast: (sew over the edge of with long slanting wide stitches)

(v)

overcast: (sew with an overcast stitch from one section to the next) "overcast books"

overcasting, Noun

(n)

overcast, overcasting: (a long whipstitch or overhand stitch overlying an edge to prevent raveling)

overcharge, Noun

(n)

overcharge: (a price that is too high)

overcharge, Verb

(v)

overcharge, soak, surcharge, gazump, fleece, plume, pluck, rob, hook: (rip off; ask an unreasonable price)

(v)

overload, surcharge, overcharge: (place too much a load on) "don't overload the car"

overclothe, Verb

(v)

overdress, overclothe: (dress too warmly) "You should not overclothe the child--she will be too hot"

overclothes, Noun

(n)

outerwear, overclothes: (clothing for use outdoors)

overcloud, Verb

(v)

obscure, bedim, overcloud: (make obscure or unclear) "The distinction was obscured"

(v)

overcloud, cloud_over, cloud_up: (become covered with clouds) "The sky clouded over"

overcoat, Noun

(n)

greatcoat, overcoat, topcoat: (a heavy coat worn over clothes in winter)

(n)

overcoat, overcoating: (an additional protective coating (as of paint or varnish))

overcoating, Noun

(n)

overcoat, overcoating: (an additional protective coating (as of paint or varnish))

overcome, Verb

(v)

get_the_best, have_the_best, overcome: (overcome, usually through no fault or weakness of the person that is overcome) "Heart disease can get the best of us"

(v)

get_the_better_of, overcome, defeat: (win a victory over) "You must overcome all difficulties"; "defeat your enemies"; "He overcame his shyness"; "He overcame his infirmity"; "Her anger got the better of her and she blew up"

(v)

overcome, get_over, subdue, surmount, master: (get on top of; deal with successfully) "He overcame his shyness"

(v)

overwhelm, overpower, sweep_over, whelm, overcome, overtake: (overcome, as with emotions or perceptual stimuli)

overcomer, Noun

(n)

subduer, surmounter, overcomer: (someone who overcomes and establishes ascendancy and control by force or persuasion)

overcompensate, Verb

(v)

cover, compensate, overcompensate: (make up for shortcomings or a feeling of inferiority by exaggerating good qualities) "he is compensating for being a bad father"

(v)

over-correct, overcompensate: (make excessive corrections for fear of making an error)

overconfidence, Noun

(n)

certitude, cocksureness, overconfidence: (total certainty or greater certainty than circumstances warrant)

overconfident, Adjective

(s)

cocksure, overconfident, positive: (marked by excessive confidence) "an arrogant and cocksure materialist"; "so overconfident and impudent as to speak to the queen"; "the less he knows the more positive he gets"

overcritical, Adjective

(s)

hypercritical, overcritical: (inclined to judge too severely) "hypercritical of colloquial speech"; "the overcritical teacher can discourage originality"

overcrop, Verb

(v)

overcrop, overcultivate: (to exhaust by excessive cultivation) "the farmers overcropped the land"

overcrossing, Noun

(n)

footbridge, overcrossing, pedestrian_bridge: (a bridge designed for pedestrians)

overcrowd, Verb

(v)

overcrowd: (cause to crowd together too much) "The students overcrowded the cafeteria"

(v)

overcrowd: (crowd together too much)

overcultivate, Verb

(v)

overcrop, overcultivate: (to exhaust by excessive cultivation) "the farmers overcropped the land"

overdo, Verb

(v)

overdo, exaggerate: (do something to an excessive degree) "He overdid it last night when he did 100 pushups"

overdone, Adjective

(s)

exaggerated, overdone, overstated: (represented as greater than is true or reasonable) "an exaggerated opinion of oneself"

(s)

overdone: (cooked too long but still edible)

overdose, Verb

(v)

overdose, : (dose too heavily) "The rock star overdosed and was found dead in his hotel room"

overdraft, Noun

(n)

overdraft: (a draft in excess of the credit balance)

overdramatise, Verb

(v)

overdramatize, overdramatise: (present in an overly dramatic manner) "She is overdramatizing her child's failure in the physics class"

overdramatize, Verb

(v)

overdramatize, overdramatise: (present in an overly dramatic manner) "She is overdramatizing her child's failure in the physics class"

overdraw, Verb

(v)

overdraw: (draw more money from than is available) "She overdrew her account"

(v)

overstate, exaggerate, overdraw, hyperbolize, hyperbolise, magnify, amplify: (to enlarge beyond bounds or the truth) "tended to romanticize and exaggerate this `gracious Old South' imagery"

overdress, Verb

(v)

overdress, overclothe: (dress too warmly) "You should not overclothe the child--she will be too hot"

(v)

overdress, dress_up, fig_out, fig_up, deck_up, gussy_up, fancy_up, trick_up, deck_out, trick_out, prink, attire, get_up, rig_out, tog_up, tog_out: (put on special clothes to appear particularly appealing and attractive) "She never dresses up, even when she goes to the opera"; "The young girls were all fancied up for the party"

overdrive, Noun

(n)

overdrive: (the state of high or excessive activity or productivity or concentration) "Troops are ready to go into overdrive as soon as the signal is given"; "Melissa's brain was in overdrive"

(n)

overdrive: (a high gear used at high speeds to maintain the driving speed with less output power)

overdrive, Verb

(v)

overdrive: (drive or work too hard) "The teacher is overworking his students"; "Overdriving people often suffer stress"

(v)

overuse, overdrive: (make use of too often or too extensively)

overdue, Adjective

(s)

delinquent, overdue: (past due; not paid at the scheduled time) "an overdue installment"; "a delinquent account"

overeager, Adjective

(s)

overeager: (excessively eager) "overeager in his pursuit of the girl"

overeat, Verb

(v)

gorge, ingurgitate, overindulge, glut, englut, stuff, engorge, overgorge, overeat, gormandize, gormandise, gourmandize, binge, pig_out, satiate, scarf_out: (overeat or eat immodestly; make a pig of oneself) "She stuffed herself at the dinner"; "The kids binged on ice cream"

overeating, Noun

(n)

gluttony, overeating, gula: (eating to excess (personified as one of the deadly sins))

overemotional, Adjective

(s)

overemotional, sloppy: (excessively or abnormally emotional)

overemphasise, Verb

(v)

overemphasize, overemphasise, overstress: (place special or excessive emphasis on) "I cannot overemphasize the importance of this book"

overemphasize, Verb

(v)

overemphasize, overemphasise, overstress: (place special or excessive emphasis on) "I cannot overemphasize the importance of this book"

overestimate, Noun

(n)

overestimate, overestimation, overvaluation, overappraisal: (an appraisal that is too high)

(n)

overestimate, overestimation, overrating, overreckoning: (a calculation that results in an estimate that is too high)

overestimate, Verb

(v)

overestimate, overrate: (make too high an estimate of) "He overestimated his own powers"

(v)

overvalue, overestimate: (assign too high a value to) "You are overestimating the value of your old car"

overestimation, Noun

(n)

overestimate, overestimation, overvaluation, overappraisal: (an appraisal that is too high)

(n)

overestimate, overestimation, overrating, overreckoning: (a calculation that results in an estimate that is too high)

overexploitation, Noun

(n)

overexploitation, overuse, overutilization, overutilisation: (exploitation to the point of diminishing returns)

overexpose, Verb

(v)

overexpose: (expose to too much light) "the photographic film was overexposed and there is no image"

(v)

overexpose: (expose excessively) "As a child, I was overexposed to French movies"

overexposure, Noun

(n)

overexposure: (the act of exposing film to too much light or for too long a time)

(n)

overexposure: (the act of exposing someone excessively to an influencing experience) "an overexposure to violence on television"

overextend, Verb

(v)

overstrain, overextend: (strain excessively) "He overextended himself when he accepted the additional assignment"

overfatigue, Verb

(v)

overtire, overweary, overfatigue: (tire excessively)

overfill, Verb

(v)

overfill: (fill beyond capacity) "overfill the baskets"

overflow, Noun

(n)

flood, overflow, outpouring: (a large flow)

(n)

overflow, runoff, overspill: (the occurrence of surplus liquid (as water) exceeding the limit or capacity)

overflow, Verb

(v)

bubble_over, overflow, spill_over: (overflow with a certain feeling) "The children bubbled over with joy"; "My boss was bubbling over with anger"

(v)

overflow, overrun, well_over, run_over, brim_over: (flow or run over (a limit or brim))

overflowing, Adjective

(s)

afloat, awash, flooded, inundated, overflowing: (covered with water) "the main deck was afloat (or awash)"; "the monsoon left the whole place awash"; "a flooded bathroom"; "inundated farmlands"; "an overflowing tub"

overfly, Verb

(v)

pass_over, overfly: (fly over) "The plane passed over Damascus"

overfull, Adjective

(s)

glutted, overfull: (exceeding demand) "a glutted market"

overgarment, Noun

(n)

overgarment, outer_garment: (a garment worn over other garments)

overgeneralise, Verb

(v)

overgeneralize, overgeneralise: (draw too general a conclusion) "It is dangerous to overgeneralize"

overgeneralize, Verb

(v)

overgeneralize, overgeneralise: (draw too general a conclusion) "It is dangerous to overgeneralize"

overgenerous, Adjective

(s)

lavish, munificent, overgenerous, too-generous, unsparing, unstinted, unstinting: (very generous) "distributed gifts with a lavish hand"; "the critics were lavish in their praise"; "a munificent gift"; "his father gave him a half-dollar and his mother a quarter and he thought them munificent"; "prodigal praise"; "unsparing generosity"; "his unstinted devotion"; "called for unstinting aid to Britain"

overgorge, Verb

(v)

gorge, ingurgitate, overindulge, glut, englut, stuff, engorge, overgorge, overeat, gormandize, gormandise, gourmandize, binge, pig_out, satiate, scarf_out: (overeat or eat immodestly; make a pig of oneself) "She stuffed herself at the dinner"; "The kids binged on ice cream"

overgreedy, Adjective

(s)

overgreedy, too-greedy: (excessively gluttonous)

overgrowth, Noun

(n)

giantism, gigantism, overgrowth: (excessive size; usually caused by excessive secretion of growth hormone from the pituitary gland)

(n)

overgrowth: (a profusion of growth on or over something else)

overhand, Adjective

(a)

overhand, overhanded, overarm: (with hand brought forward and down from above shoulder level) "an overhand pitch"; "an overhand stroke"

(s)

overhand, oversewn: (sewn together with overhand stitches (close vertical stitches that pass over and draw the two edges together))

overhanded, Adjective

(a)

overhand, overhanded, overarm: (with hand brought forward and down from above shoulder level) "an overhand pitch"; "an overhand stroke"

overhang, Noun

(n)

overhang: (projection that extends beyond or hangs over something else)

overhang, Verb

(v)

overhang: (project over)

(v)

overhang, beetle: (be suspended over or hang over) "This huge rock beetles over the edge of the town"

overhasty, Adjective

(s)

hasty, overhasty, precipitate, precipitant, precipitous: (done with very great haste and without due deliberation) "hasty marriage seldom proveth well"- Shakespeare"; "hasty makeshifts take the place of planning"- Arthur Geddes"; "rejected what was regarded as an overhasty plan for reconversion"; "wondered whether they had been rather precipitate in deposing the king"

overhaul, Noun

(n)

overhaul, inspection_and_repair, service: (periodic maintenance on a car or machine) "it was time for an overhaul on the tractor"

(n)

renovation, redevelopment, overhaul: (the act of improving by renewing and restoring) "they are pursuing a general program of renovation to the entire property"; "a major overhal of the healthcare system was proposed"

overhaul, Verb

(v)

overhaul, modernize, modernise: (make repairs, renovations, revisions or adjustments to) "You should overhaul your car engine"; "overhaul the health care system"

(v)

pass, overtake, overhaul: (travel past) "The sports car passed all the trucks"

overhead, Adjective

(a)

overhead: (located or originating from above) "an overhead crossing"

overhead, Noun

(n)

command_processing_overhead_time, command_processing_overhead, command_overhead, overhead: ((computer science) the processing time required by a device prior to the execution of a command)

(n)

disk_overhead, overhead: ((computer science) the disk space required for information that is not data but is used for location and timing)

(n)

operating_expense, operating_cost, overhead, budget_items: (the expense of maintaining property (e.g., paying property taxes and utilities and insurance); it does not include depreciation or the cost of financing or income taxes)

(n)

overhead: ((nautical) the top surface of an enclosed space on a ship)

(n)

overhead, smash: (a hard return hitting the tennis ball above your head)

(n)

viewgraph, overhead: (a transparency for use with an overhead projector)

overhear, Verb

(v)

catch, take_in, overhear: (hear, usually without the knowledge of the speakers) "We overheard the conversation at the next table"

overheat, Verb

(v)

overheat: (get excessively and undesirably hot) "The car engines overheated"

(v)

overheat: (make excessively or undesirably hot) "The room was overheated"

overheating, Noun

(n)

overheating: (excessive heating)

overindulge, Verb

(v)

gorge, ingurgitate, overindulge, glut, englut, stuff, engorge, overgorge, overeat, gormandize, gormandise, gourmandize, binge, pig_out, satiate, scarf_out: (overeat or eat immodestly; make a pig of oneself) "She stuffed herself at the dinner"; "The kids binged on ice cream"

overindulgence, Noun

(n)

overindulgence, excess: (excessive indulgence) "the child was spoiled by overindulgence"

overjealous, Adjective

(s)

jealous, green-eyed, overjealous: (suspicious or unduly suspicious or fearful of being displaced by a rival) "a jealous lover"

overkill, Noun

(n)

overkill: (the capability to obliterate a target with more weapons (especially nuclear weapons) than are required)

(n)

overkill: (any effort that seems to go farther than would be necessary to achieve its goal)

overladen, Adjective

(s)

overladen, overloaded: (loaded past capacity)

overland, Adjective

(s)

overland: (traveling or passing over land) "an overland journey"; "the overland route used by Marco Polo"

overlap, Noun

(n)

lap, overlap: (a flap that lies over another part) "the lap of the shingles should be at least ten inches"

(n)

overlap, convergence, intersection: (a representation of common ground between theories or phenomena) "there was no overlap between their proposals"

(n)

overlap: (the property of partial coincidence in time)

overlap, Verb

(v)

overlap: (coincide partially or wholly) "Our vacations overlap"

(v)

overlap: (extend over and cover a part of) "The roofs of the houses overlap in this crowded city"

overlapping, Noun

(n)

imbrication, overlapping, lapping: (covering with a design in which one element covers a part of another (as with tiles or shingles))

overlay, Noun

(n)

overlay: (a layer of decorative material (such as gold leaf or wood veneer) applied over a surface)

(n)

sheathing, overlay, overlayer: (protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior)

overlay, Verb

(v)

overlay, cover: (put something on top of something else) "cover the meat with a lot of gravy"

(v)

overlie: (lie upon; lie on top of) "the granite overlies the older rocks"

(v)

overlie, overlay: (kill by lying on) "The sow overlay her piglets"

overlayer, Noun

(n)

sheathing, overlay, overlayer: (protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior)

overleap, Verb

(v)

neglect, pretermit, omit, drop, miss, leave_out, overlook, overleap: (leave undone or leave out) "How could I miss that typo?"; "The workers on the conveyor belt miss one out of ten"

(v)

overleap: (defeat (oneself) by going too far)

(v)

vault, overleap: (jump across or leap over (an obstacle))

overlie, Verb

(v)

overlie: (lie upon; lie on top of) "the granite overlies the older rocks"

(v)

overlie, overlay: (kill by lying on) "The sow overlay her piglets"

overload, Noun

(n)

overload: (an electrical load that exceeds the available electrical power)

(n)

overload, overburden: (an excessive burden)

overload, Verb

(v)

clog, overload: (fill to excess so that function is impaired) "Fear clogged her mind"; "The story was clogged with too many details"

(v)

overload: (become overloaded) "The aerator overloaded"

(v)

overload, surcharge, overcharge: (place too much a load on) "don't overload the car"

overloaded, Adjective

(s)

overladen, overloaded: (loaded past capacity)

overlook, Noun

(n)

overlook: (a high place affording a good view)

overlook, Verb

(v)

dominate, command, overlook, overtop: (look down on) "The villa dominates the town"

(v)

look_out_on, look_out_over, overlook, look_across: (be oriented in a certain direction) "The house looks out on a tennis court"; "The apartment overlooks the Hudson"

(v)

neglect, pretermit, omit, drop, miss, leave_out, overlook, overleap: (leave undone or leave out) "How could I miss that typo?"; "The workers on the conveyor belt miss one out of ten"

(v)

overlook: (look past, fail to notice)

(v)

overlook: (watch over) "I am overlooking her work"

overlooked, Adjective

(s)

overlooked, unmarked, unnoted: (not taken into account) "his retirement was not allowed to go unmarked"

overlooking, Adjective

(s)

commanding, dominating, overlooking: (used of a height or viewpoint) "a commanding view of the ocean"; "looked up at the castle dominating the countryside"; "the balcony overlooking the ballroom"

overlord, Noun

(n)

overlord, master, lord: (a person who has general authority over others)

overlying, Adjective

(s)

overlying, superimposed: (placed on or over something else) "an overlying image"

overmaster, Verb

(v)

overpower, overmaster, overwhelm: (overcome by superior force)

overmodest, Adjective

(s)

coy, demure, overmodest: (affectedly modest or shy especially in a playful or provocative way)

overmuch, Adjective

(s)

overmuch: (very great in quantity; overabundant) "showed overmuch affection"

overmuch, Noun

(n)

overabundance, overmuch, overmuchness, superabundance: (a quantity that is more than what is appropriate) "four-year-olds have an overabundance of energy"; "we received an inundation of email"

overmuchness, Noun

(n)

overabundance, overmuch, overmuchness, superabundance: (a quantity that is more than what is appropriate) "four-year-olds have an overabundance of energy"; "we received an inundation of email"

overnice, Adjective

(s)

dainty, nice, overnice, prissy, squeamish: (excessively fastidious and easily disgusted) "too nice about his food to take to camp cooking"; "so squeamish he would only touch the toilet handle with his elbow"

overnight, Adjective

(s)

nightlong, all-night, overnight: (lasting, open, or operating through the whole night) "a nightlong vigil"; "an all-night drugstore"; "an overnight trip"

overpass, Noun

(n)

overpass, flyover: (bridge formed by the upper level of a crossing of two highways at different levels)

overpay, Verb

(v)

overpay: (pay too much)

overpayment, Noun

(n)

overpayment: (a payment larger than needed or expected)

(n)

overpayment: (the act of paying too much)

overplay, Verb

(v)

overact, ham_it_up, ham, overplay: (exaggerate one's acting)

overplus, Noun

(n)

overplus, plethora, superfluity, embarrassment: (extreme excess) "an embarrassment of riches"

overpopulation, Noun

(n)

overpopulation: (too much population)

overpower, Verb

(v)

overpower, overmaster, overwhelm: (overcome by superior force)

(v)

overwhelm, overpower, sweep_over, whelm, overcome, overtake: (overcome, as with emotions or perceptual stimuli)

overpowering, Adjective

(s)

overpowering, overwhelming: (so strong as to be irresistible) "an overpowering need for solitude"; "the temptation to despair may become overwhelming"; "an overwhelming majority"

overprint, Noun

(n)

overprint, surprint: (something added by overprinting)

overprint, Verb

(v)

overprint, print_over: (print (additional text or colors) onto an already imprinted paper)

overproduce, Verb

(v)

overproduce: (produce in excess; produce more than needed or wanted)

(v)

overproduce: (produce in excess) "The country overproduces cars"

overproduction, Noun

(n)

overproduction, overrun: (too much production or more than expected)

overprotect, Verb

(v)

mother, fuss, overprotect: (care for like a mother) "She fusses over her husband"

(v)

overprotect: (protect excessively) "Don't overprotect your son--he is an adult now!"

overprotection, Noun

(n)

momism, overprotection, overshielding: (excessive protection)

overrate, Verb

(v)

overestimate, overrate: (make too high an estimate of) "He overestimated his own powers"

overrating, Noun

(n)

overestimate, overestimation, overrating, overreckoning: (a calculation that results in an estimate that is too high)

overreach, Verb

(v)

outwit, overreach, outsmart, outfox, beat, circumvent: (beat through cleverness and wit) "I beat the traffic"; "She outfoxed her competitors"

(v)

overreach: (fail by aiming too high or trying too hard)

overreaching, Adjective

(s)

overreaching, vaulting: (revealing excessive self-confidence; reaching for the heights) "vaulting ambition"

overreact, Verb

(v)

overreact: (show an exaggerated response to something) "Don't overreact to the bad news--take it easy"

overreaction, Noun

(n)

overreaction: (an excessive reaction; a reaction with inappropriate emotional behavior)

overreckoning, Noun

(n)

overestimate, overestimation, overrating, overreckoning: (a calculation that results in an estimate that is too high)

overrefine, Verb

(v)

overrefine, over-refine: (refine too much or with excess of subtlety) "He is overrefining this matter"

overrefined, Adjective

(s)

overrefined, superfine: (excessively delicate or refined)

overrefinement, Noun

(n)

distortion, overrefinement, straining, torture, twisting: (the act of distorting something so it seems to mean something it was not intended to mean)

override, Noun

(n)

nullification, override: (the act of nullifying; making null and void; counteracting or overriding the effect or force of something)

(n)

override: (a manually operated device to correct the operation of an automatic device)

override, Verb

(v)

override: (prevail over) "health considerations override financial concerns"

(v)

override: (counteract the normal operation of (an automatic gear shift in a vehicle))

(v)

override: (ride (a horse) too hard)

(v)

overrule, overturn, override, overthrow, reverse: (rule against) "The Republicans were overruled when the House voted on the bill"

overriding, Adjective

(s)

overriding, paramount, predominant, predominate, preponderant, preponderating: (having superior power and influence) "the predominant mood among policy-makers is optimism"

overrule, Verb

(v)

overrule, overturn, override, overthrow, reverse: (rule against) "The Republicans were overruled when the House voted on the bill"

overrun, Noun

(n)

overproduction, overrun: (too much production or more than expected)

overrun, Verb

(v)

infest, overrun: (invade in great numbers) "the roaches infested our kitchen"

(v)

invade, overrun, infest: (occupy in large numbers or live on a host) "the Kudzu plant infests much of the South and is spreading to the North"

(v)

overflow, overrun, well_over, run_over, brim_over: (flow or run over (a limit or brim))

(v)

overrun: (seize the position of and defeat) "the Crusaders overran much of the Holy Land"

(v)

overrun: (run beyond or past) "The plane overran the runway"

oversea, Adjective

(s)

oversea, overseas: (being or passing over or across the sea) "some overseas trade in grain arose"

overseas, Adjective

(s)

abroad, overseas: (in a foreign country) "markets abroad"; "overseas markets"

(s)

oversea, overseas: (being or passing over or across the sea) "some overseas trade in grain arose"

oversee, Verb

(v)

oversee, supervise, superintend, manage: (watch and direct) "Who is overseeing this project?"

overseer, Noun

(n)

overseer, superintendent: (a person who directs and manages an organization)

oversensitive, Adjective

(s)

oversensitive: (unduly sensitive or thin-skinned)

oversew, Verb

(v)

oversew: (sew (two edges) with close stitches that pass over them both)

oversewn, Adjective

(s)

overhand, oversewn: (sewn together with overhand stitches (close vertical stitches that pass over and draw the two edges together))

oversexed, Adjective

(s)

oversexed, highly-sexed: (having excessive sexual desire or appeal)

overshadow, Verb

(v)

overshadow, dominate, eclipse: (be greater in significance than) "the tragedy overshadowed the couple's happiness"

(v)

overshadow: (cast a shadow upon) "The tall tree overshadowed the house"

(v)

shadow, overshadow, dwarf: (make appear small by comparison) "This year's debt dwarfs that of last year"

overshielding, Noun

(n)

momism, overprotection, overshielding: (excessive protection)

overshoot, Noun

(n)

overshoot, wave-off, go-around: (an approach that fails and gives way to another attempt)

overshoot, Verb

(v)

overshoot: (shoot beyond or over (a target))

(v)

overshoot: (aim too high) "The plan overshoots its aim"

oversight, Noun

(n)

oversight, inadvertence: (an unintentional omission resulting from failure to notice something)

(n)

oversight, lapse: (a mistake resulting from inattention)

(n)

supervision, supervising, superintendence, oversight: (management by overseeing the performance or operation of a person or group)

oversimplification, Noun

(n)

oversimplification, simplism: (an act of excessive simplification; the act of making something seem simpler than it really is)

(n)

oversimplification, simplism: (a simplification that goes too far (to the point of misrepresentation))

oversimplify, Verb

(v)

oversimplify: (simplify to an excessive degree) "Don't oversimplify the problem"

(v)

oversimplify: (make too simple) "Don't oversimplify the instructions"

oversize, Adjective

(s)

outsize, outsized, oversize, oversized: (larger than normal for its kind)

oversized, Adjective

(s)

outsize, outsized, oversize, oversized: (larger than normal for its kind)

overspecialise, Verb

(v)

overspecialize, overspecialise: (become overly specialized) "She overspecialized when she concentrated on verbs in Fijian"

overspecialize, Verb

(v)

overspecialize, overspecialise: (become overly specialized) "She overspecialized when she concentrated on verbs in Fijian"

overspend, Verb

(v)

overspend: (spend more than available of (a budget))

(v)

overspend: (spend at a high rate)

overspill, Noun

(n)

overflow, runoff, overspill: (the occurrence of surplus liquid (as water) exceeding the limit or capacity)

(n)

overspill: (the relocation of people from overcrowded cities; they are accommodated in new houses or apartments in smaller towns)

overspread, Verb

(v)

spread, overspread: (spread across or over) "A big oil spot spread across the water"

overstate, Verb

(v)

overstate, exaggerate, overdraw, hyperbolize, hyperbolise, magnify, amplify: (to enlarge beyond bounds or the truth) "tended to romanticize and exaggerate this `gracious Old South' imagery"

overstated, Adjective

(s)

exaggerated, overdone, overstated: (represented as greater than is true or reasonable) "an exaggerated opinion of oneself"

overstatement, Noun

(n)

exaggeration, overstatement, magnification: (making to seem more important than it really is)

overstay, Verb

(v)

overstay, outstay: (stay too long) "overstay or outstay one's welcome"

overstep, Verb

(v)

exceed, transcend, overstep, pass, go_past, top: (be superior or better than some standard) "She exceeded our expectations"; "She topped her performance of last year"

(v)

transgress, trespass, overstep: (pass beyond (limits or boundaries))

overstock, Verb

(v)

overstock: (stock excessively)

overstrain, Noun

(n)

overstrain: (too much strain)

overstrain, Verb

(v)

overstrain, overextend: (strain excessively) "He overextended himself when he accepted the additional assignment"

overstress, Verb

(v)

overemphasize, overemphasise, overstress: (place special or excessive emphasis on) "I cannot overemphasize the importance of this book"

overstretch, Verb

(v)

pull, overstretch: (strain abnormally) "I pulled a muscle in my leg when I jumped up"; "The athlete pulled a tendon in the competition"

overstrung, Adjective

(s)

edgy, high-strung, highly_strung, jittery, jumpy, nervy, overstrung, restive, uptight: (being in a tense state)

(s)

overstrung: (too tightly strung) "an overstrung archery bow"

overstuff, Verb

(v)

overstuff: (stuff too much) "The pillow was overstuffed"

overstuffed, Adjective

(s)

overstuffed: (upholstered thickly and deeply) "an overstuffed sofa"

oversupply, Noun

(n)

glut, oversupply, surfeit: (the quality of being so overabundant that prices fall)

oversupply, Verb

(v)

flood, oversupply, glut: (supply with an excess of) "flood the market with tennis shoes"; "Glut the country with cheap imports from the Orient"

overt, Adjective

(a)

overt, open: (open and observable; not secret or hidden) "an overt lie"; "overt hostility"; "overt intelligence gathering"; "open ballots"

overtake, Verb

(v)

overtake, catch, catch_up_with: (catch up with and possibly overtake) "The Rolls Royce caught us near the exit ramp"

(v)

overwhelm, overpower, sweep_over, whelm, overcome, overtake: (overcome, as with emotions or perceptual stimuli)

(v)

pass, overtake, overhaul: (travel past) "The sports car passed all the trucks"

overtaking, Noun

(n)

passing, overtaking: (going by something that is moving in order to get in front of it) "she drove but well but her reckless passing of every car on the road frightened me"

overtax, Verb

(v)

overtax: (tax excessively) "Don't overtax my constituents!"

overthrow, Noun

(n)

overthrow: (the termination of a ruler or institution (especially by force))

(n)

upset, derangement, overthrow: (the act of disturbing the mind or body) "his carelessness could have caused an ecological upset"; "she was unprepared for this sudden overthrow of their normal way of living"

overthrow, Verb

(v)

overrule, overturn, override, overthrow, reverse: (rule against) "The Republicans were overruled when the House voted on the bill"

(v)

overthrow, subvert, overturn, bring_down: (cause the downfall of; of rulers) "The Czar was overthrown"; "subvert the ruling class"

overtime, Noun

(n)

overtime: (work done in addition to regular working hours)

(n)

overtime, extra_time: (playing time beyond regulation, to break a tie)

overtire, Verb

(v)

overtire, overweary, overfatigue: (tire excessively)

overtone, Noun

(n)

overtone: ((usually plural) an ulterior implicit meaning or quality) "overtones of despair"

(n)

overtone, partial, partial_tone: (a harmonic with a frequency that is a multiple of the fundamental frequency)

overtop, Verb

(v)

dominate, command, overlook, overtop: (look down on) "The villa dominates the town"

overture, Noun

(n)

overture: (orchestral music played at the beginning of an opera or oratorio)

(n)

overture, advance, approach, feeler: (a tentative suggestion designed to elicit the reactions of others) "she rejected his advances"

(n)

preliminary, overture, prelude: (something that serves as a preceding event or introduces what follows) "training is a necessary preliminary to employment"; "drinks were the overture to dinner"

overturn, Noun

(n)

overturn, upset: (an improbable and unexpected victory) "the biggest upset since David beat Goliath"

(n)

upset, overturn, turnover: (the act of upsetting something) "he was badly bruised by the upset of his sled at a high speed"

overturn, Verb

(v)

overrule, overturn, override, overthrow, reverse: (rule against) "The Republicans were overruled when the House voted on the bill"

(v)

overthrow, subvert, overturn, bring_down: (cause the downfall of; of rulers) "The Czar was overthrown"; "subvert the ruling class"

(v)

overturn, turn_over, tip_over, tump_over: (turn from an upright or normal position) "The big vase overturned"; "The canoe tumped over"

(v)

overturn, tip_over, turn_over, upset, knock_over, bowl_over, tump_over: (cause to overturn from an upright or normal position) "The cat knocked over the flower vase"; "the clumsy customer turned over the vase"; "he tumped over his beer"

(v)

revoke, annul, lift, countermand, reverse, repeal, overturn, rescind, vacate: (cancel officially) "He revoked the ban on smoking"; "lift an embargo"; "vacate a death sentence"

(v)

revolutionize, revolutionise, overturn: (change radically) "E-mail revolutionized communication in academe"

overturned, Adjective

(s)

overturned, upset, upturned: (having been turned so that the bottom is no longer the bottom) "an overturned car"; "the upset pitcher of milk"; "sat on an upturned bucket"

overuse, Noun

(n)

overexploitation, overuse, overutilization, overutilisation: (exploitation to the point of diminishing returns)

overuse, Verb

(v)

overuse, overdrive: (make use of too often or too extensively)

overutilisation, Noun

(n)

overexploitation, overuse, overutilization, overutilisation: (exploitation to the point of diminishing returns)

overutilization, Noun

(n)

overexploitation, overuse, overutilization, overutilisation: (exploitation to the point of diminishing returns)

overvaluation, Noun

(n)

overestimate, overestimation, overvaluation, overappraisal: (an appraisal that is too high)

(n)

overvaluation: (too high a value or price assigned to something)

overvalue, Verb

(v)

overvalue, overestimate: (assign too high a value to) "You are overestimating the value of your old car"

overview, Noun

(n)

overview: (a general summary of a subject) "the treasurer gave a brief overview of the financial consequences"

overweary, Verb

(v)

overtire, overweary, overfatigue: (tire excessively)

overweening, Adjective

(s)

excessive, extravagant, exuberant, overweening: (unrestrained, especially with regard to feelings) "extravagant praise"; "exuberant compliments"; "overweening ambition"; "overweening greed"

(s)

overweening, uppity: (presumptuously arrogant) "had a witty but overweening manner"; "no idea how overweening he would be"- S.V.Benet"; "getting a little uppity and needed to be slapped down"- NY Times"

overweight, Adjective

(s)

fleshy, heavy, overweight: (usually describes a large person who is fat but has a large frame to carry it)

overweight, Noun

(n)

corpulence, overweight, stoutness, adiposis: (the property of excessive fatness)

overwhelm, Verb

(v)

overpower, overmaster, overwhelm: (overcome by superior force)

(v)

overwhelm, overpower, sweep_over, whelm, overcome, overtake: (overcome, as with emotions or perceptual stimuli)

(v)

overwhelm, deluge, flood_out: (charge someone with too many tasks)

(v)

submerge, drown, overwhelm: (cover completely or make imperceptible) "I was drowned in work"; "The noise drowned out her speech"

overwhelming, Adjective

(s)

consuming, overwhelming: (very intense) "politics is his consuming passion"; "overwhelming joy"

(s)

overpowering, overwhelming: (so strong as to be irresistible) "an overpowering need for solitude"; "the temptation to despair may become overwhelming"; "an overwhelming majority"

overwinter, Verb

(v)

winter, overwinter: (spend the winter) "We wintered on the Riviera"; "Shackleton's men overwintered on Elephant Island"

overwork, Noun

(n)

overwork, overworking: (the act of working too much or too long) "he became ill from overwork"

overwork, Verb

(v)

overwork: (use too much) "This play has been overworked"

(v)

overwork, exploit: (work excessively hard) "he is exploiting the students"

overworking, Noun

(n)

overwork, overworking: (the act of working too much or too long) "he became ill from overwork"

overwrite, Verb

(v)

overwrite: (write new data on top of existing data and thus erase the previously existing data) "overwrite that file"

overwrought, Adjective

(s)

distraught, overwrought: (deeply agitated especially from emotion) "distraught with grief"

overzealous, Adjective

(s)

fanatic, fanatical, overzealous, rabid: (marked by excessive enthusiasm for and intense devotion to a cause or idea) "rabid isolationist"

oviform, Adjective

(s)

egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate: (rounded like an egg)

oviparous, Adjective

(a)

oviparous: (egg-laying)

ovoflavin, Noun

(n)

vitamin_B2, vitamin_G, riboflavin, lactoflavin, ovoflavin, hepatoflavin: (a B vitamin that prevents skin lesions and weight loss)

ovoid, Adjective

(s)

egg-shaped, elliptic, elliptical, oval, oval-shaped, ovate, oviform, ovoid, prolate: (rounded like an egg)

ovoid, Noun

(n)

ovoid: (an egg-shaped object)

ovolo, Noun

(n)

ovolo, thumb, quarter_round: (a convex molding having a cross section in the form of a quarter of a circle or of an ellipse)

ovoviviparous, Adjective

(a)

ovoviviparous: (producing living young from eggs that hatch within the body)

ovulate, Verb

(v)

ovulate: (produce and discharge eggs) "women ovulate about once every month"

ovulation, Noun

(n)

ovulation: (the expulsion of an ovum from the ovary (usually midway in the menstrual cycle))

ovum, Noun

(n)

ovum, egg_cell: (the female reproductive cell; the female gamete)

owe, Verb

(v)

owe: (be obliged to pay or repay)

(v)

owe: (be indebted to, in an abstract or intellectual sense) "This new theory owes much to Einstein's Relativity Theory"

(v)

owe: (be in debt) "She owes me $200"; "I still owe for the car"; "The thesis owes much to his adviser"

owing, Adjective

(s)

outstanding, owing, undischarged: (owed as a debt) "outstanding bills"; "the amount still owed"; "undischarged debts"

owl, Noun

(n)

owl, bird_of_Minerva, bird_of_night, hooter: (nocturnal bird of prey with hawk-like beak and claws and large head with front-facing eyes)

own, Adjective

(s)

own, ain: (belonging to or on behalf of a specified person (especially yourself); preceded by a possessive) "for your own use"; "do your own thing"; "she makes her own clothes"; "`ain' is Scottish"

own, Verb

(v)

own, have, possess: (have ownership or possession of) "He owns three houses in Florida"; "How many cars does she have?"

owned, Adjective

(a)

owned: (having an owner; often used in combination) "state-owned railways"

owner, Noun

(n)

owner, proprietor: ((law) someone who owns (is legal possessor of) a business) "he is the owner of a chain of restaurants"

(n)

owner, possessor: (a person who owns something) "they are searching for the owner of the car"; "who is the owner of that friendly smile?"

ownerless, Adjective

(a)

unowned, ownerless: (having no owner)

ownership, Noun

(n)

ownership: (the relation of an owner to the thing possessed; possession with the right to transfer possession to others)

(n)

ownership: (the state or fact of being an owner)

(n)

possession, ownership: (the act of having and controlling property)

ox, Noun

(n)

ox: (an adult castrated bull of the genus Bos; especially Bos taurus)

(n)

ox, wild_ox: (any of various wild bovines especially of the genera Bos or closely related Bibos)

oxalacetate, Noun

(n)

oxalacetate, oxaloacetate: (a salt or ester of oxalacetic acid)

oxalate, Noun

(n)

oxalate: (a salt or ester of oxalic acid)

oxalis, Noun

(n)

oxalis, sorrel, wood_sorrel: (any plant or flower of the genus Oxalis)

oxaloacetate, Noun

(n)

oxalacetate, oxaloacetate: (a salt or ester of oxalacetic acid)

oxaprozin, Noun

(n)

oxaprozin, Daypro: (a nonsteroidal anti-inflammatory drug (trade name Daypro))

oxazepam, Noun

(n)

oxazepam, Serax: (a tranquilizing drug (trade name Serax) used to treat anxiety and insomnia and alcohol withdrawal)

oxen, Noun

(n)

cattle, cows, kine, oxen, Bos_taurus: (domesticated bovine animals as a group regardless of sex or age) "so many head of cattle"; "wait till the cows come home"; "seven thin and ill-favored kine"- Bible"; "a team of oxen"

(n)

ox: (an adult castrated bull of the genus Bos; especially Bos taurus)

(n)

ox, wild_ox: (any of various wild bovines especially of the genera Bos or closely related Bibos)

oxeye, Noun

(n)

heliopsis, oxeye: (any North American shrubby perennial herb of the genus Heliopsis having large yellow daisylike flowers)

(n)

oxeye: (Eurasian perennial herbs having daisylike flowers with yellow rays and dark centers)

(n)

oxeye: (an oval or round dormer window)

oxford-gray, Adjective

(s)

oxford-grey, oxford-gray, dark-grey, dark-gray: (of a dark shade of grey)

oxford-grey, Adjective

(s)

oxford-grey, oxford-gray, dark-grey, dark-gray: (of a dark shade of grey)

oxidant, Noun

(n)

oxidant, oxidizer, oxidiser, oxidizing_agent: (a substance that oxidizes another substance)

oxidase, Noun

(n)

oxidase: (any of the enzymes that catalyze biological oxidation)

oxidate, Verb

(v)

oxidise, oxidize, oxidate: (enter into a combination with oxygen or become converted into an oxide) "This metal oxidizes easily"

(v)

oxidize, oxidise, oxidate: (add oxygen to or combine with oxygen)

oxidation-reduction, Noun

(n)

oxidation-reduction, oxidoreduction, redox: (a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction)

oxidation, Noun

(n)

oxidation, oxidization, oxidisation: (the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction)

oxidative, Adjective

(s)

oxidative: (taking place in the presence of oxygen) "oxidative glycolysis"; "oxidative rancidity"

oxide, Noun

(n)

oxide: (any compound of oxygen with another element or a radical)

oxidisation, Noun

(n)

oxidation, oxidization, oxidisation: (the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction)

oxidise, Verb

(v)

oxidise, oxidize, oxidate: (enter into a combination with oxygen or become converted into an oxide) "This metal oxidizes easily"

(v)

oxidize, oxidise, oxidate: (add oxygen to or combine with oxygen)

oxidised, Adjective

(a)

oxidized, oxidised: (combined with or having undergone a chemical reaction with oxygen) "the oxidized form of iodine"

oxidiser, Noun

(n)

oxidant, oxidizer, oxidiser, oxidizing_agent: (a substance that oxidizes another substance)

oxidization, Noun

(n)

oxidation, oxidization, oxidisation: (the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction)

oxidize, Verb

(v)

oxidise, oxidize, oxidate: (enter into a combination with oxygen or become converted into an oxide) "This metal oxidizes easily"

(v)

oxidize, oxidise, oxidate: (add oxygen to or combine with oxygen)

oxidized, Adjective

(a)

oxidized, oxidised: (combined with or having undergone a chemical reaction with oxygen) "the oxidized form of iodine"

oxidizer, Noun

(n)

oxidant, oxidizer, oxidiser, oxidizing_agent: (a substance that oxidizes another substance)

oxidoreduction, Noun

(n)

oxidation-reduction, oxidoreduction, redox: (a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction)

oxlip, Noun

(n)

oxlip, paigle, Primula_elatior: (Eurasian primrose with yellow flowers clustered in a one-sided umbel)

oxtongue, Noun

(n)

oxtongue, bristly_oxtongue, bitterweed, bugloss, Picris_echioides: (widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States)

oxybenzene, Noun

(n)

carbolic_acid, phenol, hydroxybenzene, oxybenzene, phenylic_acid: (a toxic white soluble crystalline acidic derivative of benzene; used in manufacturing and as a disinfectant and antiseptic; poisonous if taken internally)

oxycephaly, Noun

(n)

oxycephaly, acrocephaly: (a congenital abnormality of the skull; the top of the skull assumes a cone shape)

oxygen, Noun

(n)

oxygen, O, atomic_number_8: (a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust)

oxygenate, Verb

(v)

oxygenate, oxygenize, oxygenise, aerate: (impregnate, combine, or supply with oxygen) "oxygenate blood"

oxygenation, Noun

(n)

oxygenation: (the process of providing or combining or treating with oxygen) "the oxygenation of the blood"

oxygenise, Verb

(v)

oxygenate, oxygenize, oxygenise, aerate: (impregnate, combine, or supply with oxygen) "oxygenate blood"

(v)

oxygenize, oxygenise: (change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: remove one or more electrons from (an atom, ion, or molecule))

(v)

oxygenize, oxygenise: (dehydrogenate with oxygen)

oxygenize, Verb

(v)

oxygenate, oxygenize, oxygenise, aerate: (impregnate, combine, or supply with oxygen) "oxygenate blood"

(v)

oxygenize, oxygenise: (change (a compound) by increasing the proportion of the electronegative part; or change (an element or ion) from a lower to a higher positive valence: remove one or more electrons from (an atom, ion, or molecule))

(v)

oxygenize, oxygenise: (dehydrogenate with oxygen)

oxyhaemoglobin, Noun

(n)

oxyhemoglobin, oxyhaemoglobin: (the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs) "oxyhemoglobin transports oxygen to the cells of the body"

oxyhemoglobin, Noun

(n)

oxyhemoglobin, oxyhaemoglobin: (the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs) "oxyhemoglobin transports oxygen to the cells of the body"

oxyphenbutazone, Noun

(n)

oxyphenbutazone, Tandearil: (an anti-inflammatory drug (trade name Tandearil) used to treat arthritis and bursitis)

oxyphencyclimine, Noun

(n)

oxyphencyclimine, Daricon: (an anticholinergic drug (trade name Daricon) used in treating peptic ulcers)

oxytetracycline, Noun

(n)

oxytetracycline, hydroxytetracycline, oxytetracycline_hydrochloride, Terramycin: (a yellow crystalline antibiotic (trademark Terramycin) obtained from a soil actinomycete; used to treat various bacterial and rickettsial infections)

oxytocin, Noun

(n)

oxytocin, Pitocin: (hormone secreted by the posterior pituitary gland (trade name Pitocin); stimulates contractions of the uterus and ejection of milk)

oyster-fish, Noun

(n)

oyster_fish, oyster-fish, oysterfish: (a variety of toadfish)

oyster, Noun

(n)

huitre, oyster: (edible body of any of numerous oysters)

(n)

oyster: (marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters)

(n)

oyster: (a small muscle on each side of the back of a fowl)

oyster, Verb

(v)

oyster: (gather oysters, dig oysters)

oysterfish, Noun

(n)

oyster_fish, oyster-fish, oysterfish: (a variety of toadfish)

oz., Noun

(n)

ounce, : (a unit of weight equal to one sixteenth of a pound or 16 drams or 28.349 grams)

ozaena, Noun

(n)

ozena, ozaena: (a chronic disease of the nose characterized by a foul-smelling nasal discharge and atrophy of nasal structures)

ozena, Noun

(n)

ozena, ozaena: (a chronic disease of the nose characterized by a foul-smelling nasal discharge and atrophy of nasal structures)

ozocerite, Noun

(n)

ader_wax, earth_wax, mineral_wax, ozokerite, ozocerite: (a waxy mineral that is a mixture of hydrocarbons and occurs in association with petroleum; some varieties are used in making ceresin and candles)

ozokerite, Noun

(n)

ader_wax, earth_wax, mineral_wax, ozokerite, ozocerite: (a waxy mineral that is a mixture of hydrocarbons and occurs in association with petroleum; some varieties are used in making ceresin and candles)

ozone, Noun

(n)

ozone: (a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation))

ozonise, Verb

(v)

ozonize, ozonise: (convert (oxygen) into ozone)

ozonize, Verb

(v)

ozonize, ozonise: (convert (oxygen) into ozone)