English words: Ovsiankina effect to oxathiazolidine

300 English words, part 64 of 67 of the words starting with O, A to Z. 32 have a page of their own.

English words Ovsiankina effect to oxathiazolidine

Ovsiankina effect noun: The tendency to pick up an interrupted action again when it has still not been completed.
OVT noun: Initialism of oncolytic virotherapy.
ovuh adjective, adverb, preposition: Pronunciation spelling of over
ovular adjective, noun: Of or pertaining to an ovule.
ovularian adjective /ˌɒvjʊˈlɛə.ɹi.ən/: Synonym of ovulary.
ovulary adjective, noun: The structure that contains an ovule or ovules in a flowering plant.
ovulate adjective, verb /ˈɒvjʊleɪt/: To produce eggs or ova.
ovulation noun /ɒvjʊˈleɪʃ(ə)n/: The release of an ovum from an ovary.
ovulational adjective: Relating to ovulation.
ovulationary adjective: Relating to ovulation.
ovulator noun: An animal that ovulates (typically, in a specified manner)
ovulatory adjective /ɒvjʊˈleɪtəɹi/: pertaining to ovulation; ovulating
ovulatory period noun: The period of time during which ovulation takes place.
ovule noun /ˈɒvjuːl/: The structure in a plant that develops into a seed after fertilization; the megasporangium of a seed plant with its enclosing integuments.
ovulid noun: Any gastropod in the family Ovulidae.
ovuliferous adjective: Bearing ovules.
ovulin noun: A seminal protein that mediates ovulation in fish
ovulist noun: A believer in the theory (ovism or ovulism) that an organism is entirely preformed in the egg, and that at the time of fecundation the spermatozoa simply...
ovulite noun: A fossil egg.
ovulo noun: Alternative form of ovolo.
ovulocyclic adjective: Relating to the cycle of ovulation.
ovulum noun /ˈɒvjʊləm/: An ovum.
ovum noun /ˈəʊ̯.vəm/: The female gamete in animals; the egg cell.
OVV adjective, noun: Abbreviation of optically visually violent.
ow adverb, interjection, noun /ˈaʊ/: Synonym of ouch (“cry of pain”).
ow'st verb: Alternative form of owest.
Owain proper noun: A male given name from Welsh, equivalent to English Owen.
owambe noun: Alternative form of owanbe (“Yoruba party”).
owanbe noun: An elaborate Yoruba party with food and dancing.
oware noun /əˈwɑːri/: A board game of the mancala family which originated in Africa, and is reputedly the oldest game in the world.
owari noun: Alternative form of oware.
owarri noun: Alternative form of oware.
Owasco proper noun: A town in Cayuga County, New York, United States.
Owasso proper noun: A city in Rogers County and Tulsa County, Oklahoma, United States.
Owatonna proper noun: A city, the county seat of Steele County, Minnesota, United States.
owchie noun: Alternative form of ouchie.
owd adjective, noun: old
owdacious adjective: Pronunciation spelling of audacious.
owdaciousness noun: Pronunciation spelling of audaciousness.
owe verb /əʊ/: To be under an obligation to give something back to someone or to perform some action for someone.
owe it to oneself verb: For it to be necessary for one (to do something) in order to advance one's one interests; to deserve.
owe out verb: To be under an obligation to pay out on a debt; to owe
owe someone one verb: To be indebted to someone.
owed adjective, verb /oʊd/: That owes.
owedness noun: The state or quality of being owed.
Oweekano noun: Alternative form of Wuikinuxv.
Oweekayno noun: Alternative form of Wuikinuxv.
Oweekeno noun: Alternative form of Wuikinuxv.
Owego proper noun: A village, the county seat of Tioga County, New York, United States.
Owekano noun: Alternative form of Wuikinuxv.
owel adjective: equal
owelty noun: equality
Owen proper noun /ˈoʊɪn/: A male given name from Welsh, an anglicization of Welsh Owain.
owendaw noun: Alternative form of awendaw.
oweness noun /ˈəʊnəs/: Eggcorn of onus; the condition of being obligated or responsible for something.
owenettid noun: Any extinct parareptile in the family Owenettidae.
Owenian adjective: Of or relating to Robert Owen (1771–1858), Welsh social reformer and one of the founders of utopian socialism and the cooperative movement.
oweniid noun: Any polychaete worm of the family Oweniidae.
Owenism noun: The utopian socialist philosophy of Robert Owen.
Owenist adjective, noun: Relating to Owenism.
Owenite noun: A follower or successor of Robert Owen (1771–1858), Welsh social reformer.
Owens proper noun: A surname transferred from the given name.
Owensboro proper noun: A city, the county seat of Daviess County, Kentucky, United States.
owensite noun: An isometric-hexoctahedral black mineral containing barium, copper, iron, lead, nickel, and sulfur.
ower adjective, adverb, noun, preposition /aʊæ/: A person who owes something, especially money.
Owerri proper noun: The largest city and state capital of Imo State, Nigeria.
owes noun, verb: Alternative form of oes (“sequins”).
OWF noun: Initialism of one-way function.
OWI noun: Initialism of operating (a motor vehicle) while impaired/intoxicated.
owie interjection, noun /ˈaʊ(w)iː/: Synonym of ow.
Owikeno noun: Alternative form of Wuikinuxv.
owing adjective, verb /ˈəʊ.ɪŋ/: Still to be paid; owed as a debt.
owing to preposition: Because of, on account of.
owings noun: That which is owed; debt.
owl noun, verb /aʊ(ə)l/: Any of various birds of prey of the order Strigiformes, families Strigidae and Tytonidae, that are primarily nocturnal and have forward-looking, binocular...
owl bus noun: A bus that operates late at night, a night bus.
owl butterfly noun: Any of the butterflies of the genus Caligo, known for their very large eyespots.
owl clover noun: Alternative form of owl's clover.
owl-faced monkey noun: Synonym of Hamlyn's monkey.
owl hoot noun: The hooting sound or call made by an owl.
owl hoot trail noun: A path taken by outlaws or fugitives.
owl light noun: glimmering or imperfect light
owl monkey noun: Synonym of douroucouli.
owl moth noun: Any of various moths, mainly brahmaeids, but also Anticarsia irrorata, Cometaster pyrula, Thysania agrippina , and Thysania zenobia.
owl parrot noun: The kakapo.
owl pigeon noun: A generic name for several pigeon breeds.
owl's claws noun: a plant, Hymenoxys hoopesii
owl's clover noun: Castilleja (Indian paintbrush)
owl train noun: A railway train that travels during the night.
owlbear noun: A monstrous creature resembling a bear with a beak.
owld adjective: Eye dialect spelling of old.
owldom noun: The realm or sphere of owls.
owler noun /ˈaʊlɚ/: The alder tree.
owlery noun: An abode of owls.
owlet noun /ˈaʊlət/: Diminutive of owl.
owlet moth noun: Any moth of the family Noctuidae.
owlet-nightjar noun: Any of several species of small crepuscular birds comprising the order Aegotheliformes, of New Guinea, the Moluccas, and Australia.
owlfish noun: A species of deep-sea smelt, Pseudobathylagus milleri.
owlfly noun: Any insect in the family Ascalaphidae.
owlful adjective /ˈaʊlfʊl/: Full of owls.
owliness noun: The condition of being an owl or having owllike characteristics.
owling noun /ˈaʊ.lɪŋ/: Birding, specifically to catch owls.
owlish adjective /ˈaʊlɪʃ/: Resembling or characteristic of an owl.
owlishly adverb: In an owlish manner, especially with regard to looking.
owlishness noun: The state or condition of being owlish.
owlism noun: Affected or pretentious wisdom; pompous dullness; bombast.
owlless adjective: Lacking owls; without an owl.
owllike adjective: Resembling or characteristic of a owl.
owlsona noun: A fursona that is an owl.
owly adjective: Resembling or characteristic of an owl.
owly-eyed adjective: Seeing better in darkness than light; day-blind or photosensitive.
owly sulphur noun: An owlfly of the species Libelloides coccajus, found throughout central Europe.
own adjective, noun, verb /əʊn/: Belonging to; possessed; acquired and designated by; proper to; property of; titled to; held in one's name; under/using the name of. Often marks a...
own-account adjective: Working for oneself.
own brand noun: A brand name that is associated with or owned by a place of business (often a supermarket, or other chain) that sells products under that name, usually for...
own goal noun /ˈoʊn.ɡoʊl/: A goal that results from a player putting the ball or puck into the goal of their own team; the resulting goal being scored for the opposition.
own label noun: Synonym of own brand.
own motion adjective: Relating to an investigation by an ombudsman or similar body which was initiated by the body itself, rather than being undertaken in response to a complaint...
own time, own target phrase /ˌoːn ˈtaɪm ˌoːn ˈtɑːɡet/: Without hurry or urgency, at one's own pace.
own up verb: To acknowledge, confess, or admit guilt or responsibility.
ownability noun: The property of being ownable.
ownable adjective, noun /ˈəʊ.nə.bl̩/: Capable of being owned
ownage noun /ˈəʊn.ɪdʒ/: ownership
ownah noun: Pronunciation spelling of owner.
owndom noun /ˈəʊn.dəm/: Property.
owned adjective, verb /əʊnd/: Having an owner who is part of a specified group.
ownedness noun: The quality of being owned.
owner noun /ˈoʊnɚ/: One who owns something.
owner-driver noun /ˌoʊnɚ ˈdɹaɪvɚ/: a person who owns the vehicle they drive as a part of their job
owner-occupier noun: homeowner
owner-operator noun: Someone who both owns and operates a piece of equipment, especially a semi-trailer truck (articulated lorry). They are a contractor; they may be a...
owner's equity noun: Synonym of ownership equity.
owner-type jeepney noun: a Jeep meant for private use (designed as a smaller, lighter version of the jeepney, similar to the original US military Jeep and its non-military derivative)
owneress noun: A female owner.
ownerless adjective: Having no owner.
ownerlessness noun: Quality of being ownerless.
owners corporation noun: A body corporate.
ownership noun /ˈoʊnɚʃɪp/: The state of having complete legal control of something; possession; proprietorship.
ownership equity noun: The remaining interest in all assets after all liabilities are paid.
ownings noun: Things owned; possessions.
ownness noun: The property of being one's own.
ownself adverb, pronoun: (One's) self; used with a preceding possessive adjective to form a pronominal phrase.
ownship noun: One's own aircraft, as represented in a flight training simulation or traffic collision avoidance system.
ownsome adjective, noun: Marked by possession, ownership, or belonging; proper.
ownwayish adjective: Stubborn.
OWO noun: Initialism of oral without: in prostitution, signifies performing oral sex without using a condom.
oword noun: An octoword.
Owosso proper noun: A city in Shiawassee County, Michigan, United States.
Owren's disease noun: Synonym of factor V deficiency.
owrie adjective: Alternative form of ourie
Owsley proper noun: A surname.
Owston proper noun: A village in Owston and Newbold parish, Harborough district, Leicestershire, England (OS grid ref SK774079).
Owston's palm civet noun: A small mammal found in parts of Southeast Asia and southern China, Chrotogale owstoni.
Owston's tit noun: Sittiparus owstoni, a small bird of the tit family Paridae
owt adverb, noun, pronoun /aʊt/: Aught, anything.
Owtchah noun: A large shaggy sheepdog of a Russian breed.
owtchie noun: Alternative form of ouchie.
owtte adverb, phrase: Initialism of or words to that effect, used in academic rubrics.
owu noun: Variant of owo with a winking eye.
oww interjection: Alternative spelling of ow.
owwer adverb: overly; too; enough
owwie noun: Alternative form of owie.
Owyhee proper noun: A census-designated place in Elko County, Nevada, United States.
owyheeite noun: An orthorhombic-dipyramidal gray-white mineral containing antimony, bismuth, lead, silver, and sulfur.
owzat interjection: Alternative form of howzat.
owzthat interjection: Alternative form of howzat.
ox noun, prefix /ɒks/: An adult castrated male of cattle (B. taurus), especially when used as a beast of burden.
ox beetle noun: Strategus aloeus, a large species of New World rhinoceros beetles.
ox-biter noun: Synonym of oxpecker.
ox-butt noun: An ox-drawn cart.
ox-drawn adjective: Alternative spelling of oxdrawn.
ox-eye noun: Alternative spelling of oxeye.
ox-eye daisy noun: Alternative spelling of oxeye daisy.
ox-eyed adjective: Having large, full eyes, like those of an ox.
ox is in the ditch phrase: This is a big problem; there is unavoidable or demanding work ahead.
ox knee noun: Cyathula officinalis, a species of Sino-Nepali amaranth-family plant.
ox tongue spear noun: A type of broad-headed double-edged spear.
ox warbler noun: The torsalo, a parasitic fly sometimes found under the skin of cattle.
oxa- prefix: Used to name compounds in which a carbon atom (typically a methylene group) has been replaced by one of oxygen
oxabicyclic adjective: Describing a bicyclic compound having a bridging oxygen atom.
oxabicycloheptene noun: A bicyclic heterocycle composed of a cycloheptene ring attached to an oxacycloheptene ring by a single bond
oxaborole noun: A five-membered heterocycle having three carbon atoms, one oxygen atom, one boron atom and two double bonds; it, and its derivatives, are formally derived...
oxacarbazepine noun: Alternative form of oxcarbazepine.
oxacarbenium noun: Alternative form of oxocarbenium.
oxacephem noun: A derivative of cephem in which an oxygen atom has been substituted for sulfur; the basis for a group of antibiotics
oxaceprol noun: A particular kind of anti-inflammatory drug that is used to treat osteoarthritis.
oxachelin noun: A particular iron chelator and antifungal agent isolated from Streptomyces
oxacillin noun /ˌɒk.səˈsɪl.ɪn/: A narrow-spectrum beta-lactam antibiotic made by chemical modification of penicillin and administered in the form of its hydrated sodium salt...
oxacillinase noun: Any of the OXA group of beta-lactamases, found mainly in Acinetobacter species.
-oxacin suffix /ˈɒk.səs.ɪn/: Used to form names of nalidixic acid derivatives used as antibacterials.
oxacycle noun: A heterocyclic compound with oxygen in the ring.
oxacyclic adjective: Describing any heterocycle having one or more oxygen atoms in the ring
oxacycloheptene noun: A heterocycle composed of a cycloheptene ring in which one of the methylene (-CH₂-) groups has been replaced by an ether (-O-) group
oxacyclopentane noun: A relatively unreactive water-miscible compound with desirable properties as an organic solvent.
oxacyclopropane noun: Synonym of epoxide.
oxadiazepine noun: Any of several isomeric seven-membered, unsaturated heterocycles containing four carbon atoms, two nitrogen atoms, one oxygen atoms and three double bonds
oxadiazinane noun: A six-membered saturated heterocycle containing three carbon atoms, two nitrogen atoms and one oxygen atom; any derivative of this compound
oxadiazine noun: An unsaturated six-membered heterocycle having three carbon atoms, one oxygen atom, two nitrogen atoms and two double bonds
oxadiazol noun: Any univalent radical derived from an oxadiazole
oxadiazole noun: Any five-membered heterocycle having two carbon atoms, two nitrogen atoms, one oxygen atom, and two double bonds
oxadiazolo noun: A functional group consisting of oxadiazole fused to another ring compound.
oxadiazolone noun: A derivative of oxadiazole having a carbonyl group adjacent to the oxygen atom
oxadiazon noun: The herbicide 5-tert-butyl-3-(2,4-dichloro-5-isopropoxyphenyl)-1,3,4-oxadiazol-2(3H)-one
oxadixyl noun: A particular fungicide.
oxaflozane noun: An antidepressant and anxiolytic drug.
oxagrelate noun: A phosphodiesterase inhibitor.
oxal- prefix: derived from, or related to oxalic acid
oxalacetate noun: Alternative form of oxaloacetate.
oxalacetic adjective: Alternative form of oxaloacetic.
oxalaemia noun: Alternative form of oxalemia.
oxalamide noun: The amide of oxalic acid; any N-derivative of this compound
oxalan noun: A complex nitrogenous substance, C₃N₃H₅O₃, obtained from alloxan (or when urea is fused with ethyl oxamate).
oxalantin noun: A nitrogenous substance, C₆H₄N₄O₅, obtained by the reduction of parabanic acid.
oxalate noun, verb /ˈɒksəleɪt/: Any salt or ester of oxalic acid.
oxaldehyde noun: glyoxal
oxaldihydrazone noun: The dihydrazone of oxalic acid
oxalemia noun: The presence of oxalate in the blood
oxalethyline noun: A nitrogenous base, C₆H₁₀N₂, obtained indirectly from oxamide as a thick clear oil with a strong odour and a physiological action resembling that of atropine.
oxalic adjective /ɒkˈsælɪk/: Of or pertaining to oxalic acid or its derivatives.
oxalic acid noun: A colourless, crystalline dicarboxylic acid, (COOH)₂, found in rhubarb, spinach and other plants, often as crystals of the calcium salt.
oxalic anhydride noun: The hypothetical acid anhydride of oxalic acid
oxalidaceous adjective: Of or relating to the family Oxalidaceae of wood sorrel and its close relatives.
oxaliferous adjective: Producing oxalic acid or its salts.
oxaline noun: imidazole
oxalinic adjective: Of or pertaining to oxalinic acid or its derivatives
oxalinic acid noun: A synthetic veterinary antibiotic related to quinoline.
oxaliplatin noun: A particular drug used in chemotherapy.
oxalis noun: Any of various ornamental flowering plants of the genus Oxalis
oxalite noun: humboldtine.
oxalo- prefix: derived from, or related to oxalic acid
oxaloacetate noun /ɑˈksɛ.loʊ.æ.sɪ.teɪt/: Any salt or ester of oxaloacetic acid.
oxaloacetic adjective: Relating to oxaloacetic acid and its derivatives.
oxaloacetic acid noun: One of the constituents of the citric acid cycle, formed by the oxidation of malic acid and via the transamination of aspartic acid; an intermediate in the...
oxalocrotonate noun: Any salt or ester of oxalocrotonic acid
oxalocrotonic acid noun: Any of several oxalo- derivatives of crotonic acid, but especially 4-oxalocrotonic acid, COOH-CO-CH₂-CH=CH-COOH, which has a biochemical function.
oxalodiacetic acid noun: Synonym of ketipic acid.
oxaloglutarate noun: Any salt or ester of oxaloglutaric acid
oxaloglutaric acid noun: The tricarboxylic acid 1-oxobutane-1,2,4-tricarboxylic acid
oxalomalate noun: Any salt or ester of oxalomalic acid
oxalomalic acid noun: The tricarboxylic acid 1-hydroxy-3-oxopropane-1,2,3-tricarboxylic acid
oxalosis noun: The deposition of oxalate within the body.
oxalosuccinate noun: Any salt or ester of oxalosuccinic acid.
oxalosuccinic acid noun: 1-oxopropane-1,2,3-tricarboxylic acid, a substrate of the citric acid cycle, acted upon by isocitrate dehydrogenase.
oxalotrophic adjective: Relating to oxalotrophy
oxalotrophy noun: feeding (obtaining nourishment) on oxalates or oxalic acid
oxalovinic acid noun: monoethyl oxalate
oxaluramide noun: oxalan
oxalurate noun: A salt of oxaluric acid.
oxaluria noun: The presence of oxalic acid and oxalate in the urine (which is often true, in some amount or other).
oxaluric acid noun: A complex nitrogenous acid, a urea with formula C₃H₄N₂O₄, found in various species, also attainable from parabanic acid.
oxalyl noun: Either the univalent or the divalent radicals derived from oxalic acid by removal of one or two hydrogen atoms
oxalyl chloride noun: An organic compound with the chemical formula (COCl)₂, the diacid chloride of oxalic acid, a useful reagent in organic synthesis.
oxalylglycine noun: An amide formed from condensation of oxalic acid and the amino group of glycine; it is an inhibitor of some classes of enzymes
oxamate noun: The carboxylate anion of oxamic acid.
oxametacin noun: A nonsteroidal anti-inflammatory drug.
oxamethane noun: Ethyl oxamate, obtained as a white scaly crystalline powder.
oxamethylane noun: methyl oxamate
oxamic adjective: Of or pertaining to oxamic acid or its derivatives
oxamic acid noun: The monoamide of oxalic acid H₂NC(=O)C(=O)OH; any derivative of this compound
oxamidation noun: Any reaction that forms an oxamide
oxamide noun: A white crystalline solid, the double amide of oxalic acid, used as a stabilizer for nitrocellulose preparations and as a substitute for urea in fertilizers.
oxamidine noun: One of a series of bases containing the amido and oximes united to the same carbon atom.
oxammite noun: An orthorhombic-disphenoidal mineral containing carbon, hydrogen, nitrogen, and oxygen.
oxammonium noun: The cation HO-NH₃⁺
oxamniquine noun: An anthelmintic drug with schistosomicidal activity against Schistosoma mansoni.
oxamphetamine noun: hydroxyamfetamine
oxamyl noun: The pesticide methyl 2-(dimethylamino)-N-[(methylcarbamoyl)oxy]-2-oxoethanimidothioate
Oxana proper noun: A transliteration of the Russian or Ukrainian female given name Окса́на (Oksána).
oxanamide noun: An anxiolytic and muscle relaxant.
oxandrolone noun /ɑkˈsæn.dɹəˌloʊn/: An androgenic anabolic steroid C₁₉H₃₀O₃ administered orally especially to promote weight gain (as after extensive surgery or a chronic infection) and to...
oxane noun: Tetrahydropyran.
-oxanide suffix /ˈɒk.sə.nʌɪd/: Used to form names of salicylanilides and analogs.
oxanilate noun: A salt of oxanilic acid.
oxanilic adjective: Of or pertaining to oxanilic acid or its derivatives
oxanilic acid noun: The mono-amide of oxalic acid and aniline - C₆H₅-NH-(CO)-CO₂H
oxanilide noun: A white crystalline substance resembling oxanilamide, obtained by heating aniline oxalate, and regarded as a double anilide of oxalic acid; diphenyl oxamide.
oxanine noun: A derivative of guanine with one nitrogen atom replaced by an oxygen atom, with IUPAC name 5-aminoimidazo[4,5-d][1,3]oxazin-7(1H)-one
oxanol noun: The alcohol tetrahydro-2H-pyran-2-ol derived from tetrahydropyran
oxanorbornene noun: Any of several oxygen-containing heterocycles derived from norbornene, especially those that are used to make polymers
oxanorbornenyl noun: A radical derived from oxanorbornene
oxantel noun: A particular kind of anthelmintic that is used to cure intestinal parasites.
oxanthrene noun: The tricyclic heterocycle consisting of two benzene rings fused to that of a dioxin ring
oxapentane noun: An ether formally formed from pentane by replacing a methylene group by an oxygen atom
oxaphenamide noun: Synonym of osalmid.
oxaphosphine noun: The six-membered unsaturated heterocycle containing four carbon atoms, one oxygen atom, one phosphorus atom and two double bonds
oxaphosphole noun: The unsaturated five-membered heterocycle having three carbon atoms, one oxygen atom, one phosphorus atom and two double bonds.
oxapium iodide noun: A particular antispasmodic drug.
oxaprotiline noun: A psychoactive drug and research chemical of the tetracyclic chemical class.
oxaprozin noun: A nonsteroidal anti-inflammatory drug.
oxarbazole noun: An antiasthmatic drug.
oxaretinoid noun: Any retinoid that has a carbonyl group
oxasapphyrin noun: A sapphyrin in which a carbon atom has been replaced by an oxygen atom.
oxasilolane noun: A saturated five-membered heterocycle having three carbon atoms, one silicon and one oxygen atom; any of its derivatives
oxathiadiazol noun: Any univalent radical derived from an oxathiadiazole
oxathiane noun: Any of three isomeric six-membered saturated heterocycles containing four carbon atoms, one oxygen and one sulfur atom
oxathiapiprolin noun: A fungicide containing oxazole, pyrazole and thiazole groups
oxathiazine noun: A six-membered unsaturated heterocycle containing three carbon atoms and one each of nitrogen, oxygen and sulfur
oxathiazinone noun: A six-membered unsaturated heterocycle containing three carbon atoms (one of them as a carbonyl group) and one each of nitrogen, oxygen and sulfur
oxathiazole noun: The unsaturated five-membered heterocycle having two carbon atoms, one oxygen atom, one sulfur atom, one nitrogen atom and one double bond
oxathiazolidine noun: A five-membered, saturated heterocycle having two carbon atoms, and one each of nitrogen, sulfur and oxygen; any derivative of this compound

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0): each word's first meaning. A word with a page of its own links to it; for the rest, this line is PlainSpell's entry. Total under O: 20,049 words, in 67 parts.