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Words Starting With O and Ending With E

Explore 2,726 matching words, including organize, outcome, objective, optimize, operate.

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oaklikeResembling or characteristic of an oak or its wood.oaktree(less common) Alternative form of oak tree.oakwareArticles made from oak.oarageEquipment used for rowing.oarbladeAlternative form of oar blade.oareObsolete spelling of oar.oarhole(nautical) a slot or opening in the side of a galley or ship through which an oar is fitted oarlikeResembling or characteristic of an oar.oasislikeResembling or characteristic of an oasis.oasthouseAlternative spelling of oast house.oatcakeAny of many flat biscuits, or cakes, made from oatmeal.oatflakeA flake made from oat.oathableCapable of having an oath administered to one: fit to be sworn.oathlikeResembling or characteristic of an oath.oatlage(agriculture) Silage made from oats: oat silage.oatlikeResembling an oat or oats.obacunone(organic chemistry) A natural compound present in citrus fruits that has antiinflammatory and anticancer properties obakeA ghost or apparition in Japanese folklore.obambulate(intransitive) To walk about; to wander aimlessly.obclavateInversely clavate; thicker at the base.obcordate(botany, of a leaf) Of a reversed cordate shape; heart-shaped but attached to the stalk by the pointed end.obdeltate(botany) In the shape of an equilateral triangle with the apex at the base.obduce(obsolete) To cover.obdurancehardness; stubbornness obdurateStubbornly persistent, generally in wrongdoing; refusing to reform or repent.obdure(obsolete) Synonym of obdurate.obeObsolete form of obeah.obebiosideA particular steroid glycoside.obecheTriplochiton scleroxylon, a tropical tree of Africa.obedible(obsolete) obedient obedienceThe quality of being obedient.obeisanceDemonstration of an obedient attitude, especially by bowing deeply; a deep bow which demonstrates such an attitude.obeisaunceObsolete form of obeisance.obeliseAlternative spelling of obelize.obeliskineResembling or pertaining to an obelisk.obelisklikeResembling an obelisk.obelizeTo mark (a written or printed passage) with an obelus; to judge as spurious or doubtful.obeseA person who is obese.obesideA particular steroid glycoside.obetriosideA particular steroid glycoside.obeyableCapable of being obeyed.obfuscatable(rare) Which can be obfuscated.obfuscateTo make dark; to overshadow.obfusticateSynonym of obfuscate.obidoximeAn oxime used to treat nerve gas poisoning.obijimeA thin rope attached to an obi.obituarize(transitive) To write an obituary about.objectableMisconstruction of objectionable.objecteeA person whom somebody else objects to.objectifiableThat can be objectified.objectionableArousing disapproval; worthy of objection; offensive.objectivate(transitive) To objectify.objectiveOf or relating to a material object, actual existence or reality.objectiviseAlternative form of objectivize.objectivize(transitive) To objectify.objectizeTo turn into, or treat as, an object; to objectify.objectlikeResembling an object.objure(rare) To swear an oath.objurgate(transitive) To rebuke or scold strongly.objurgativeThat objurgates; sharply disapproving.oblanceolate(botany, of leaves) Of a reversed lanceolate shape: attached to the stem by the pointed end, with the other end rounded.oblateA child given up by its parents into the keeping or dedication of a religious order or house.oblativeOf or pertaining to oblation.oblectate(obsolete, rare) To delight; to please greatly.obleege(archaic, nonstandard) To oblige.obligableAcknowledging, or complying with, obligation; trustworthy.obligate(transitive) To bind, compel, constrain, or oblige by a social, legal, or moral tie.obligatee(government) A person who is obligated by law to do something obligativeSynonym of obligatory.obligatorize(linguistics) To make (something) obligatory, or more obligatory.oblige(transitive) To constrain someone by force or by social, moral or legal means.obligee(law, finance) The party owed an obligation by another party, the obligor.oblikeObsolete form of oblique.obliqueNot erect or perpendicular; not parallel to, or at right angles from, the base.obliquicanaliculate(zoology, of an egg from pseudo-avian dinosaurs) Having pore canals cut diagonally through multiple eggshell units instead of going between them like in other pore systems. Obliquicanaliculate pores are only found in a single oogenus: Preprismatoolithus.obliquotransverse(anatomy) oblique and transverse obliterableCapable of being obliterated.obliterateTo destroy (someone or something) completely, leaving no trace; to annihilate, to wipe out.obliterativeTending or serving to obliterate.obliterature(literary criticism) Forms of literature that are somehow obliterated or void, for example, by being interpreted in a way not intended by the original author.oblivescence(formal) forgetting; state of being forgotten obliviate(transitive) To forget; to wipe from existence.oblivionate(transitive) To send to oblivion; to destroy or eliminate.oblivionize(transitive) To consign to oblivion; to destroy or erase utterly.obliviscence(obsolete) Forgetfulness.oblongateSynonym of oblong.oblyrate(botany, of leaves) Having a reverse lyrate shape, with the lobes near the apex.obmutescenceSilence; inability or refusal to speak.obnubilateTo make cloudy.oboe(music) A soprano and melody wind instrument in the modern orchestra and wind ensemble. It is a smaller instrument and generally made of grenadilla wood. It is a member of the double reed family.oboedience(rare) Obsolete spelling of obedience.oboelikeResembling or characteristic of an oboe.obole(historical) An obsolete French coin.obolizeArchaic form of obelize.obovate(botany, mycology) Shaped like an egg, with the broad extremity located away from the base.oboyerite(mineralogy) A triclinic mineral containing hydrogen, lead, oxygen, and tellurium.obpandurate(botany, of leaves) Having a reverse pandurate shape, with the sinuosity toward the apex and the broadest part toward the base.obradovicite(mineralogy) An orthorhombic-dipyramidal pea green mineral containing arsenic, copper, hydrogen, iron, molybdenum, oxygen, potassium, and sodium.obrogate(law, rare) To annul a law by enacting a new law, as opposed to repealing the former law.obsagittate(botany, of leaves) Of a reverse sagittate shape, with two pointed lobes extending at the apex.obsceneOffensive to standards of decency or morality.obscurableWhich can be obscured.obscurate(transitive) To obscure.obscurativeTending to obscure; making something unclear or abstruse.obscureDark, faint or indistinct.obsecrate(transitive) To beseech; to supplicate; to implore.obseleteMisspelling of obsolete.obsequieObsolete form of obsequy.obsequienceobsequiousness obserueObsolete spelling of observe.observableAble to be observed.observanceThe practice of complying with a law, custom, command or rule.observativeobservant; watchful observaunceObsolete form of observance.observe(transitive) To notice or view, especially carefully or with attention to detail.observeeOne who is observed.obsessee(rare, informal) One who is the object of someone's obsession.obsessiveProne to cause obsession.obsignate(obsolete) To seal or ratify.obsolesceTo become obsolete.obsolescence(uncountable) The state of being obsolete—no longer in use; gone into disuse; disused or neglected.obsolete(biology) Imperfectly developed; not very distinct.obstacleSomething that impedes, stands in the way of, or holds up progress, either physically or figuratively obstetricate(obsolete) To assist in the manner or as if in the manner of a midwife.obstinanceThe characteristic of being obstinate.obstinateStubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent.obstinative(obsolete) obstinate obstinence(proscribed) Synonym of obstinacy; Misspelling of obstinance.obstipate(medicine) To induce severe constipation through an intestinal blockage obstractiveMisspelling of obstructive.obstreperateTo make a loud noise.obstructiveCausing obstructions.obstruse(uncommon, dated) Abstruse.obstrusiveMisspelling of obtrusive.obtainableAble to be obtained.obtainanceThe obtaining of something; acquisition.obtenance(rare) the act of obtaining something obtrude(transitive) To proffer (something) by force; to impose (something) on someone or into some area.obtrullate(botany) In the form of a reversed trowel (with longer sides meeting at the base)obtruncateTo truncate or lop the head off, to decapitate (also figurative).obtrusiveOf a person: overly assertive, bold, or domineering; pushy; also, ostentatious.obtuanhydride(lichenolgy, biochemistry) A lichen-derived cyclic acid anhydride diterpene with IUPAC name (7aS,11aS)-2-hydroxy-8,8,11a-trimethyl-3-propan-2-yl-7a,9,10,11-tetrahydrobenzo[d][2]benzoxepine-5,7-dione obturacleAlternative form of obturaculum.obturaculeAlternative form of obturaculum.obturateTo block up or obstruct.obturativeRelating to or causing obturation obturbinateinversely top-shaped obtusaquinone(organic chemistry) The quinone methide (4E)-2-hydroxy-5-methoxy-4-[(E)-3-phenylprop-2-enylidene]cyclohexa-2,5-dien-1-one present in Dalbergia retusa obtuse(now chiefly botany, zoology) Blunt; not sharp, pointed, or acute in form.obtusifolione(organic chemistry) A triterpenoid ketosteroid related to obtusifoliol obtusilactone(organic chemistry) Any of a group of unsaturated aliphatic cytotoxic lactones present in Lindera obtusiloba obumbrate(zoology, rare) Lying under some projecting part, like the abdomen of certain spiders.obvallate(obsolete, rare) To surround with, or as with, a wall.obverseTurned or facing toward the observer.obviableCapable of being obviated.obviate(transitive) To avoid (a future problem or difficult situation).obviative(linguistics) Relating to such a referent or grammatical marker.obvoluteoverlapping; contorted; convoluted obvolve(obsolete, transitive, botany) To enfold or wrap around; to cover by wrapping.ocaperidone(pharmacology) An antipsychotic drug.occasionableCapable of being occasioned or caused occasionate(transitive, obsolete) To occasion.occasive(obsolete) Of or pertaining to the setting sun occerenceMisspelling of occurrence.occidentaliseAlternative form of occidentalize.occidentalize(transitive) To convert or adapt to Western culture.occipitopontine(anatomy) occipital and pontine occipitotransverse(anatomy) Having the occiput facing transversely (i.e. laterally).occludableAble to be occluded.occlude(transitive) To obstruct, cover, or otherwise block (an opening, a portion of an image, etc.).occluse(obsolete) shut; closed occlusiveThat tends to occlude.occultate(transitive) To make occult or hidden.occultiveRelated to or involving the occult or secret knowledge.occultureThe appropriation by a subculture of occult themes (New Age, etc.) in opposition to the dominant culture.occupableAlternative form of occupiable.occupate(rendered obsolete in the end of 17th century, now nonstandard) To occupy.occupativeoccupational; relating to one's occupation or employment occupiableCapable of being occupied occurableCapable of happening.occuranceMisspelling of occurrence.occurenceMisspelling of occurrence.occurrableCapable of happening.occurranceMisspelling of occurrence.occurreObsolete form of occur.occurrenceAn actual instance when a situation occurs; an event or happening.occurse(obsolete) Synonym of occursion (“joining or striking together”).oceanbornetransported over an ocean oceaniteA variety of picrite that is chiefly composed of olivine phenocrysts.oceanize(transitive, geology) To cover in ocean.oceanlikeRelating to an ocean in vastness or composition.oceanophyte(biology) an oceanic plant or plant life which exists in oceans oceansideLocated on the coast of an ocean.oceanwideSpanning the whole ocean oceanwise(rare) Towards or along an ocean.ochazukeAlternative form of chazuke.oche(darts) A line behind which a player's front foot must be placed when throwing a dart.ochlagogue(rare) A manipulator of a mob who holds sway by use of inflammatory rhetoric, casting opprobrium, and by appeal to the lowest common denominator generally; an extreme and wholly unscrupulous demagogue; one who practises ochlagogy.ochlophobeA person having a fear of crowds.ochnaflavone(organic chemistry) A particular biflavonoid found in the plant Ochna squarrosa.ochone(Scotland, Ireland) Expresses woe or sorrow.ochreA clay earth pigment containing silica, aluminum and ferric oxide.ochreaeplural of ochrea ochreasterosideA particular steroid glycoside.ochreate(botany) Provided with ocreae, or sheath-formed stipules, such as found in the rhubarb, yellow dock, and knotgrass.ochrephilone(organic chemistry) The chromenone (6aR,9R,9aR)-9-acetyl-3-[(1E,3E,5S)-3,5-dimethylhepta-1,3-dienyl]-6a-methyl-9,9a-dihydrofuro[2,3-h]isochromene-6,8-dione ochroeObsolete spelling of okra.ochrophyteAny heterokont of the phylum Ochrophyta ocimene(organic chemistry) Any of several isomeric monoterpenes found in many plants ocoteAny of various pine trees of Latin America.ocreObsolete spelling of okra.ocreaeplural of ocrea ocreateWearing boots, leggings, or ochreae (greaves).ocriflavine(dated, biochemistry) flavin octaacetate(organic chemistry) Any compound that has eight acetate groups (typically of a sugar)octaazacubaneA theoretical molecule composed of eight (8) nitrogen atoms only, in a cubic configuration, with each nitrogen (N) atom being a vertex on the cube, and bonding to three other nitrogens at the nearest three other vertexes. This is theorized to be the high explosive with the highest velocity, the most explosive non-nuclear explosive. It is an allotrope of nitrogen, and an analogue of the organic molecule cubane; and an isomer of octanitrogen (N₈).octaazamacrocycleAny macrocycle that contains eight nitrogen atoms.octabenzoneAn ultraviolet absorber/screener, used to protect polymers against damage by UV light.octabromide(chemistry) any bromide containing eight bromine atoms in each molecule octacaine(pharmacology) An anesthetic drug.octacarbonate(chemistry) Any compound containing eight carbonate groups in each molecule or unit cell octachloride(chemistry) Any chloride containing eight chlorine atoms in each molecule.octacontane(organic chemistry) Any saturated aliphatic hydrocarbon that has 80 carbon atoms, but especially n-octacontane octacore(computing, of a microprocessor) Composed of eight cores.octacosadienoate(organic chemistry) Any salt or ester of an octacosadienoic acid octacosane(organic chemistry) Any of very many isomers of the aliphatic hydrocarbon having 28 carbon atoms, but especially n-octacosane CH₃(CH₂)₂₆CH₃ octacosanoate(organic chemistry) Any salt or ester of octacosanoic acid octacosenoate(organic chemistry) Any salt or ester of an octacosenoic acid octacube(geometry) 24-cell octacyanomolybdate(inorganic chemistry) The anion Mo(CN)₈⁴⁻; any salt containing this anion octadecadienateMisspelling of octadecadienoate.octadecadienoate(chemistry) Any salt or ester of octadecadienoic acid.octadecafluorooctane(organic chemistry) Synonym of perfluorooctane.octadecahydrate(chemistry, in combination) Eighteen water molecules in a hydrated compound.octadecanamide(organic chemistry) The acid amide of octadecanoic acid octadecane(organic chemistry) Any of very many isomeric alkanes having the formula C₁₈H₃₈, but especially n-octadecane CH₃(CH₂)₁₆CH₃.octadecanoate(organic chemistry) Any salt or ester of octadecanoic acid octadecapeptideA polypeptide containing eighteen amino acid moieties octadecatetraenoate(organic chemistry) Any salt or ester of an octadecatetraenoic acid octadecene(organic chemistry) Any of very many isomers of an alkene having eighteen carbon atoms and one double bond octadecenoate(organic chemistry) Any salt or ester of octadecenoic acid; oleate.octadecylamine(organic chemistry) Any of very many isomeric amines derived from an octadecane, but especially the primary amine CH₃(CH₂)₁₇NH₂ octadentate(chemistry) Of a ligand, capable of forming eight separate chemical bonds to a coordinating metal ion octadepsipeptide(organic chemistry) An oligomeric form of depsipeptide composed of eight monomers octadiene(organic chemistry) Any of several isomeric dienes having eight carbon atoms octafluorocyclobutaneThe organofluorine compound C₄F₈, related to cyclobutane by replacement of all C–H bonds with C–F bonds, and used as a deposition gas and etchant in semiconductor manufacture.octafluoropropaneThe fluorocarbon perfluoropropane; a greenhouse gas used in plasma etching, refrigeration, and ultrasound octaglucosideAny glucoside that has eight glucose units octaglutamate(organic chemistry) Any compound that has eight glutamate groups or anions octahedrane(organic chemistry) A hypothetical paddlane derivative, in the form of an octahedron, that would be an allotrope of carbon octahedrite(mineralogy) The mineral anatase.octaheme(biochemistry) Eight heme groups in a hemoprotein octahistidine(especially in combination) polyhistidine that has eight monomers octahydrate(chemistry) A hydrate whose solid contains eight molecules of water of crystallization per molecule, or per unit cell.octahydrochlorideAny compound that has eight hydrochloride groups octahydronaphthaleneA white crystalline solid, used as a reagent in organic synthesis.octahydroxyanthraquinone(organic chemistry) An organic compound with formula C₁₄H₈O₁₂, formally derived from anthraquinone by replacement of eight hydrogen atoms by hydroxyl groups.octaketide(organic chemistry) Any polyketide that has eight ketide groups octalogueA series of eight statements.octamanganese(chemistry, in combination) Eight manganese atoms or cations in a molecule (Mn₈)octamerizeTo form into an octamer octamethylcyclotetrasiloxane(organic chemistry) A cyclic silicone compound made of a ring of silicon and oxygen atoms with methyl groups attached. It’s mainly used as a raw material for making silicones and as a volatile ingredient in cosmetics and personal care products to give a smooth feel and help other ingredients spread evenly.octamethylene(organic chemistry, especially in combination) Eight methylene groups in a molecule (typically in a row, with substituents or functional groups at each end)octamethylpyrophosphoramide(organic chemistry) A synthetic organophosphorus compound that was developed as an insecticide. It works by disrupting nerve function in insects by inhibiting acetylcholinesterase, an enzyme essential for normal nervous system activity.octamethyltrisiloxane(chemistry) A particular linear siloxane.octanaldehyde(organic chemistry) Synonym of octanal.octaneoctane number octanedione(organic chemistry) Any of several isomeric diketones, derived from octane, that are used as intermediates in organic synthesis octangleA geometric figure with eight corners, an octagon.octanitrocubane(organic chemistry) A high explosive derived from cubane, and one of the most powerful chemical explosives known.octanoate(organic chemistry) Any salt or ester of octanoic acid.octanone(organic chemistry) Any aliphatic ketone that has eight carbon atoms octanose(biochemistry) Any monosaccharide having the configuration of an eight-membered ring.octanoylate(organic chemistry) To cause or to undergo octanoylation octanoylcarnitine(organic chemistry) The N-octanoyl derivative of carnitine octanoyltransferase(biochemistry) Any transferase that transfers octanoyl groups octantimonide(chemistry, in combination) Eight antimonide ions in a molecule (Sb₈)octanucleotide(genetics) A codon containing eight nucleotides.octaose(biochemistry) Any oligosaccharide containing eight monosaccharide moieties octaoxide(inorganic chemistry) Alternative form of octoxide.octapartitedivided into eight parts octapeptideAn oligopeptide having eight amino acids.octapineMisspelling of octopine.octapoleAlternative form of octupole.octarticulateHaving eight joints or articulations octasaccharide(biochemistry) An oligosaccharide that has eight sugar units octasilicate(chemistry, in combination) Eight silicate anions or groups in a molecule.octasiloxane(organic chemistry) Any siloxane having eight -Si-O- groups octasomeAny one of eight homologous chromosomes in an aneuploid complement octastyle(architecture) Having eight columns in the front row (of a portico etc.)octasulfane(inorganic chemistry) The binary compound of hydrogen and sulfur H₂S₈ octasulfate(chemistry) Any compound that has eight sulfate groups or ions octathlete(rare) Competitor in an octathlon.octatriacontane(organic chemistry) The aliphatic saturated hydrocarbon having 38 carbon atoms, C₃₈H₇₈ octatriene(organic chemistry) Any of several isomeric trienes having eight carbon atoms octatropine(pharmacology) A muscarinic antagonist and antispasmodic, used in the methylbromide form.octavate(music) To sound one octave higher or lower.octave(music) An interval of twelve semitones spanning eight degrees of the diatonic scale, representing a doubling or halving in pitch frequency.octaviate(music, rare) To octavate.octene(organic chemistry) Any of many isomeric alkenes having eight carbon atoms and one double bond; some of them are used in the manufacture of polymers octenidine(organic chemistry) The imino pyridine derivative N-octyl-1-[10-(4-octyliminopyridin-1-yl)decyl]pyridin-4-imine octeocyteMisspelling of osteocyte.octetteRare spelling of octet.octhilinoneA particular fungicide.octile(statistics) Any of the quantiles that divide an ordered sample population into eight equally numerous subsets.octillionaireSomebody whose wealth is at least one octillion (10²⁷) currency units.octinoxate(organic chemistry) The ester octyl methoxycinnamate when used as a sunscreen.octisalate(pharmacology) The ester octyl salicylate when used as a sunscreen.octoate(organic chemistry) octanoate octobrachiateHaving eight brachia, arms, or rays.octocorallineOf or relating to the octocorals.octocore(computing, of a microprocessor) Composed of eight cores.octocrylene(organic chemistry) An ester formed by the condensation of a diphenylcyanoacrylate with 2-ethylhexanol, used in sunscreens and cosmetics.octode(dated, electronics) A thermionic valve that has eight electrodes or similar elements octodentate(rare) Having eight teeth.octodontineRelating to, or characteristic of the octodontids octodrine(pharmacology) A particular kind of stimulant drug.octomerize(chemistry) To polymerize to form an octomer octonaphthene(organic chemistry) A colourless liquid hydrocarbon, 1,3 dimethylcyclohexane, occurring in petroleum.octopamine(biochemistry, pharmacology) An aromatic amine, 4-(2-amino-1-hydroxy-ethyl)phenol, related to noradrenaline, having similar characteristics to dopamine.octopartiteHaving eight parts.octopede(zoology) Any eight-legged creature.octopeptideMisspelling of octapeptide.octophone(music) A modern stringed instrument intended to be able to play the tone combinations of the tenor guitar, tenor banjo, ukulele, taro-patch fiddle, tiple, mandolin, mandola and mandocello.octopineOf, pertaining to, or resembling an octopus or octopuses; octopuslike.octopode(uncommon) Alternative form of octopod.octopole(physics) A multipole configuration with eight equal charges arranged in a circular pattern.octopusesque(rare) Octopuslike; resembling an octopus.octopusine(rare) Resembling or characteristic of an octopus.octopuslikeResembling or characteristic of an octopus, for example in having eight (or many) arms.octopyranose(biochemistry) The pyranose form of an octose octoradiateHaving eight rays.octosaccharideMisspelling of octasaccharide.octose(biochemistry) A sugar or saccharide containing eight carbon atoms.octospore(biology) A carpospore (one of eight) produced by red algae of the family Bangiaceae octostyle(architecture) A temple or portico with eight columns in front.octosyllable(poetry) line of verse with eight syllables octothorpe(chiefly US, typography) The hash or square symbol #, used mainly in telephony and computing.octotiamineA particular thiamine analog.octovirate(uncommon) A group of eight people, especially (politics) a council of eight men who share office or rule.octoxide(inorganic chemistry) any oxide having eight oxygen atoms in each molecule or unit cell octreeA treelike data structure each of whose nodes has up to eight children, most often used to partition a three-dimensional space by recursively subdividing it.octreotate(biochemistry) A cyclopeptide related to somatostatin octreotide(pharmacology) An octapeptide that mimics natural somatostatin pharmacologically, though it is a more potent inhibitor of growth hormone, glucagon and insulin than the natural hormone.octriptylineA tricyclic antidepressant.octulofuranoside(organic chemistry) Any furanoside of an octulosonic acid octulopyranoside(organic chemistry) Any pyranoside of an octulosonic acid octulose(organic chemistry) Any octose containing a ketone group octuplicateA set of eight like or identical things.octupole(physics) Anything having eight poles or electrodes, but especially a kind of magnet used for controlling beams of charged particles octylaldehyde(organic chemistry) Synonym of octanal (especially n-octanal)octylamide(organic chemistry) An octyl amide (anionic derivative of ammonia)octylamine(organic chemistry) Any of very many isomeric amines derived from an octane, but especially the primary amine CH₃(CH₂)₇NH₂ octylene(organic chemistry) octene octylglucoside(organic chemistry) A glycoside of glucose and octanol, used as a specialist surfactant octyne(organic chemistry) Any of many isomeric alkynes having eight carbon atoms and one triple bond oculate(zoology) Having eyes, or large or well-developed eyes.oculocentreA reference point in the centre of each eye ocydromeAny beetle of the genus Ocydromus.odacineAny fish of the genus Odax odaliqueArchaic form of odalisque.odalisque(art) An erotic painting of a woman, usually nude, reclining in a luxurious or exotic setting.oddsomeMarked by oddness; strange odeA short poetical composition proper to be set to music or sung; a lyric poem; especially, now, a poem characterized by sustained noble sentiment and appropriate dignity of style.odee(New York City slang) Very, extremely.odible(obsolete) Fit to excite hatred; hateful, odious.odinite(mineralogy) A monoclinic-domatic mineral containing aluminum, hydrogen, iron, magnesium, manganese, oxygen, silicon, and titanium.odintsovite(mineralogy) An orthorhombic-dipyramidal mineral containing beryllium, calcium, oxygen, potassium, silicon, sodium, and titanium.odize(archaic, transitive) To charge with od (the hypothetical force).odobenineOf, or pertaining to, a walrus.odometre(nonstandard and now largely obsolete) Alternative form of odometer.odonateAny carnivorous insect of the order Odonata; a dragonfly or damselfly.odontocete(zoology) Any member of the cetacean parvorder Odontoceti; a toothed whale.odontocyteSynonym of odontoblast.odontodeA structure resembling a tooth on the surface of some animals odontolite(mineralogy) A fossil tooth coloured a bright blue by iron phosphate, used as an imitation turquoise.odontomachineRelating to trap-jaw ants of the genus Odontomachus odontophoreA projection in the mouths of most molluscs, used with the radula to break up food.odontoscopeAn instrument for testing the action of gear wheels.odontostyle(anatomy) A protrusible, hollow, needle-like tooth found in nematodes, used to puncture and empty food items.odorate(obsolete) odorous odorative(not comparable) Relating to the sense of smell.odoriseNon-Oxford British English standard spelling of odorize.odorize(transitive) To add an odorant to (especially a gas, so that leaks can be more easily detected).odorobiosideA particular steroid glycoside.odoromeAll the odorant compounds in an organism odorosideA particular steroid glycoside.odorotriosideA particular steroid glycoside.odorscapeAlternative form of odourscape.odorsomeCharacterised or marked by odor(s)odortype(biology) An odor, determined by polymorphic genes, that distinguishes one individual from another of the same species.odostomeAny sea snail of the genus Odostomia odotopeA compound whose shape is responsible for its odour odourscapeAn olfactory environment; the various odours in an environment.odoursomeAlternative form of odorsome.odourtypeAlternative form of odortype.odycoloneEye dialect spelling of eau de Cologne.odyle(pseudoscience, historical) Synonym of od (“a hypothetical force or natural power, now proved not to exist, which was supposed by Carl Reichenbach and others to inhere in certain people and produce phenomena such as animal magnetism and mesmerism, and to be developed by various agencies, as by chemical or vital action, heat, light, magnets, etc.”).oe(literary or poetic, rare) A small island.oecophorineOf or pertaining to the moth tribe Oecophorinae.oecumene(UK) Alternative form of ecumene.oedematoseAlternative form of edematous.oedipalize(transitive) To make Oedipal; to integrate into, or affect with, an Oedipus complex.oeillade(literary) A glance, especially an amorous one; an ogle oenanthateAlternative form of enanthate.oenaphileMisspelling of oenophile.oenite(mineralogy) An orthorhombic silver white mineral containing antimony, arsenic, and cobalt.oenochoe(historical) A type of Ancient Greek pottery wine jug.oenoculture(rare) The cultivation of grapes to produce wine; viniculture.oenocyte(biology) A large secretory cell found in clusters underlying the epidermis of larval abdominal segments.oenologue(rare) An oenologist.oenophileA person who has a fondness or appreciation for wine.oesophagocele(medicine) A hernia of the mucous membrane of the oesophagus through its walls.oesophagoscopeAlternative form of esophagoscope.oestrone(British spelling, biochemistry, steroids) Alternative spelling of estrone.oestroprogestativeAlternative form of estroprogestative.oestruateTo be in heat (state of sexual receptivity).oeuvreA work of art, music or literature.ofcourse(nonstandard, proscribed) Alternative form of of course.offbaseAlternative form of off base.offchanceAlternative form of off chance.offcomeThat which comes off or the act or process of coming off; emission.offenceBritish, Australia, New Zealand, and Canada standard spelling of offense.offenciveObsolete form of offensive.offendableCapable of being offended.offendeeOne who is offended.offenseThe act of offending.offensibleThat may give offense; offensive.offensiveCausing offense; arousing a visceral reaction of disgust, anger, hatred, sadness, or indignation.offerableCapable of being offered offereeOne to whom an offer is made.offerture(obsolete) offer; proposal offglide(linguistics) A phase while the articulators are moving away from their position in articulating a speech sound.office(religion) A ceremonial duty or service, particularly:officelikeResembling or characteristic of an office (room or building where clerical work is done).officemateAlternative spelling of office mate.officerlikeResembling, characteristic of, or befitting an officer.officescapeThe landscape within an office; a landscape of offices.officewideThroughout an office.officialateA diocesan tribunal.officialeseThe typical language of officials or official documents; legalistic and pompous language.officialiseAlternative spelling of officialize.officialize(transitive) To make official.officiate(intransitive, transitive) To perform the functions of some office.offieAlternative spelling of offy.offline(by extension) Happening in the physical world (the real world) as opposed to on the internet.offlineable(Internet, software, very rare) Capable of being used offline to some degree.offreObsolete form of offer.offretite(mineralogy) A hexagonal prismatic form of zeolite offsaddle(transitive, chiefly South Africa) To unsaddle; remove the saddle from.offscape(now rare) The distant part of a view, garden etc.; the background.offsetableAlternative form of offsettable.offsettableCapable of being offset.offshorableCapable of being offshored.offshoreMoving away from the shore.offshoreableAlternative form of offshorable.offside(sports) In an illegal position ahead of the ball, puck, etc.offsiteAway from a main location; in a place not owned by a particular organisation.offsmite(obsolete) To strike off; cut off.offstageOf or relating to that part of a stage not visible to the audience.offtake(transitive) To take off; take away, remove.offtimeAlternative form of off time.offuscateObsolete form of obfuscate.offwhiteAlternative form of off-white.oftentide(obsolete) Often; frequently.oftentime(chiefly US, uncommon) (elsewhere, archaic) Synonym of oftentimes.ofttime(archaic) often ofuraceA particular fungicide.ogaire(historical) A young Celtic lord.ogbanjeIn Igbo folklore, an evil spirit that is born into a family to bring them misfortune.ogdensburgite(mineralogy) An orthorhombic-dipyramidal mineral containing arsenic, calcium, hydrogen, iron, manganese, oxygen, and zinc.ogee(architecture) A double curve in the shape of an elongated S; an object of that shape.oggleAlternative form of ogle.ogglesomeAwesome; dreadful.ogive(statistics) The curve of a cumulative distribution function.ogle(transitive, intransitive) To stare at (someone or something), especially impertinently, amorously, or covetously.oglesome(rare) Alternative form of ogglesome.ogre(figuratively) A cruel person.ogrelikeResembling or characteristic of an ogre.ohmageAn amount of electrical resistance measured in ohms.ohmilite(mineralogy) A monoclinic-prismatic light pink mineral containing hydrogen, iron, oxygen, silicon, strontium, and titanium.ohnologue(genetics) One of a pair of paralogous sequences that result from complete genome duplication.ohzeeAlternative form of OZ (“ounce”).oichomage(sumo) The elaborate hairstyle, resembling a gingko leaf, worn by sekitori during bouts and on ceremonial occasions.oikophobeOne who suffers from oikophobia, especially one who identifies with a global group rather than feelings of patriotism or chauvinism.oikumeneThe civilized world or inhabited world; the location and time in the known world where human civilization exists.oilableAble to be oiled.oilcakeAlternative spelling of oil cake.oilgae(informal) oil-based algal biofuel oilhouseA building for storing and dispensing fuel oil.oilionaire(US, informal) One who has made a large amount of money in the oil business.oillikeResembling or characteristic of oil.oilsmokeSmoke from burning oil; especially, such smoke that is thick and black.oilstoneA type of stone used for sharpening objects such as knives and razorblades.oilstoveA stove or heater that burns kerosene.oinochoeAlternative form of oenochoe.oinokhoeAlternative form of oenochoe.ointmentlikeResembling or characteristic of ointment.oipe(historical) An Ancient Egyptian dry measure of volume equivalent to 4 heqats (about 19.2 litres or 0.54 bushels).ojimeA Japanese carved bead worn between the inrō and netsuke.ojuelaite(mineralogy) A monoclinic-prismatic greenish yellow mineral containing arsenic, hydrogen, iron, oxygen, and zinc.okanjeAlternative form of okanye.okanoganite(mineralogy) a trigonal rare earth fluoro borosilicate mineral.okanye(phonology) Absence of the form of vowel reduction called akanye.okayamalite(mineralogy) A tetragonal-scalenohedral creamy white mineral containing boron, calcium, oxygen, and silicon.okenite(mineralogy) A silicate mineral associated with zeolites, having the chemical formula (CaSi₂O₅·2H₂O).okenone(organic chemistry) A particular carotenoid.okeydokeAlternative form of okey-doke.okhotskite(mineralogy) A mineral containing calcium, manganese, silicon, oxygen and hydrogen, first found in Japan.okie(informal) Alternative form of OK.okole(Hawaii) anus; butt okoumeAucoumea klaineana, an African hardwood.okurigake(sumo) A kimarite in which the attacker hooks his legs behind one of his opponent's and pulls it towards himself from behind, toppling his opponent forward.okurinage(sumo) A kimarite in which the attacker circles behind his opponent and throws him forward or to the side and down.olamineethanolamine olanzapine(pharmacology) An antipsychotic drug C₁₇H₂₀H₄S administered orally especially in the short-term treatment of schizophrenia and acute manic episodes of bipolar disorder.oldbie(Internet, rare) An old-timer, a person with experience.oldeArchaic spelling of old.oldhamite(mineralogy) The mineral form of calcium sulphide.oldie(informal) Something or someone old.oldline(religion) Of or relating to the older mainline churches of the United States.oldstyle(typography, often attributive) A traditional style of typeface designed to mimic the handwriting of scribes.oldwifeAlternative form of old wife (“various types of fish”).oleAn interjection used to stir up excitement.oleamideAn endogenous amide of oleic acid that induces sleep in animals.oleanane(organic chemistry) A natural triterpene forming the central core for a wide variety of chemical compounds in flowering plants oleandrine(organic chemistry) One of several alkaloids found in the leaves of the oleander.oleanitrile(organic chemistry) The nitrile formally derived from oleic acid by replacement of the -COOH group by -CN oleanolate(organic chemistry) Any salt or ester of oleanolic acid oleasideAny of a particular group of steroid glycosides.oleasomeMisspelling of oleosome.oleate(organic chemistry) Any salt or ester of oleic acid.olefine(chemistry) olefiant gas, or ethylene oleicultureThe agricultural production of oils.oleineAlternative form of olein.olekminskite(mineralogy) A trigonal-trapezohedral mineral containing barium, calcium, carbon, oxygen, and strontium.olenite(mineralogy) A trigonal-ditrigonal pyramidal light pink mineral containing aluminum, boron, hydrogen, oxygen, silicon, and sodium.oleodistillateAny oil that has been purified by distillation (typically at low pressures)oleomargarine(dated) Synonym of margarine.oleone(organic chemistry) An oily liquid obtained by distillation of calcium oleate, and probably consisting of the ketone of oleic acid.oleoptene(chemistry) Alternative form of elaeoptene.oleoside(organic chemistry) Any of a particular class of secoiridoid glycoside oleosomeSynonym of spherosome.olericultureThe field of horticulture dealing with the production, storage, processing and marketing of vegetables olethreutineAny moth of the tribe Olethreutini oleylamine(organic chemistry) An unsaturated fatty amine with the chemical formula C₁₈H₃₅NH₂, used as a surfactant and in the synthesis of nanoparticles.olfactibleHaving an odor; capable of being smelled.olfactiveOf or pertaining to the sense of smell; olfactory olfactome(biology) All the olfactory compounds used by a particular organism olfactoriseBritish standard spelling of olfactorize.olfactorizeTo form a mental representation of what something smells like.olgite(mineralogy) A trigonal-hexagonal scalenohedral mineral containing barium, oxygen, phosphorus, sodium, and strontium.olibeneAn essential oil, principally a mixture of diterpenes, obtained by the distillation of olibanum.oliceridineAn opioid drug for the treatment of acute pain.oligarchise(transitive) To make oligarchic.oligarchize(transitive, politics) To make (a political system) oligarchic.oligoacene(organic chemistry) An oligomeric acene oligoadenosine(organic chemistry) An oligomer of adenosine oligoadenylase(biochemistry) An enzyme that catalyses the hydrolysis of an oligoadenylate oligoadenylateA relatively short-chain polyadenylate oligoalanine(biochemistry) An oligomer of alanine as part of a peptide oligoalginateAn oligomeric form of alginate (alginic acid)oligoamide(organic chemistry) Any compound that has several amide groups oligoamine(organic chemistry) Any polyamine containing only a few amine groups oligoaniline(organic chemistry) Any of a class of compounds containing short strings of aniline residues fused into polycyclic structures oligoarabinosaccharide(biochemistry) An oligosaccharide composed of arabinose monomers oligoarabinosideAny oligomeric arabinoside oligoarginine(biochemistry) A relatively short polyarginine, especially one used to enhance cellular delivery of a drug oligobenzamide(organic chemistry) Any compound that has several benzamide moieties oligocapture(genetics) The capture of reasonably large DNA fragments for sequencing oligocellosaccharide(biochemistry) Synonym of cellodextrin.oligocelluloseAn oligomeric form of cellulose oligochaeteAny of various hermaphroditic aquatic and terrestrial annelid worms, of the subclass Oligochaeta, that have single bristles along the body.oligocheteAlternative form of oligochaete.oligochrome(art) Using only a few colours.oligoclase(mineralogy) A plagioclase feldspar, the second member of the Albite-Anorthite solid solution series. Primarily found as small crystals in impure marble. Oligoclase contains a small amount of calcium substituting for some of the sodium in its formula. Oligoclase with reddish-golden inclusions found in Norway and Canada is called sunstone.oligocloneA clone that contains only a few copies of the original.oligoconeHaving a reduced number of functioning cone cells.oligocrystallineHaving a few columnar grains parallel to its longitudinal axis oligocultureThe cultivation of several crops together oligodendrocyte(biology) Any of the cells of the oligodendroglia in the nervous system oligodenylateMisspelling of oligoadenylate.oligodeoxynucleotideAny oligonucleotide whose nucleotides contain deoxyribose oligodeoxyribonucleotide(biochemistry) Any oligonucleotide composed of deoxyribose monomers.oligodeoxythymidineAlternative form of oligodesoxythymidine.oligodesoxynucleotideAlternative form of oligodeoxynucleotide.oligodesoxyribonucleotideAlternative form of oligodeoxyribonucleotide.oligodesoxythymidineAn oligomer of desoxythymidine oligodinucleotide(biochemistry) An oligomer composed of dinucleotide units oligoelectrolyte(biochemistry) An oligomeric electrolyte oligoendopeptidase(biochemistry) An endopeptidase that splits oligopeptides oligoene(organic chemistry) Any compound having many carbon-carbon (conjugated) double bonds (such as a carotenoid)oligoethylene(organic chemistry, especially in combination) Several ethylene groups in a molecule (typically in a row, but separated from each other by an atom such as oxygen)oligofectamineA proprietary reagent used in the transfection of oligonucleotides oligofluorene(organic chemistry) Any of a class of aromatic polycyclic hydrocarbons consisting of several fluorene units attached end to end.oligofractionateTo divide into oligofractions oligofructosaccharideAlternative form of oligofructose.oligofructose(biochemistry) Any oligosaccharide composed of fructose residues.oligogalactofuranosideAny oligomeric galactofuranoside oligogalactoside(organic chemistry) An oligoglycoside of galactose oligogalacturonate(biochemistry) An oligomer of galacturonate oligogalacturonide(biochemistry) An oligosaccharide formed during the degradation of pectin oligogene(genetics) One of a few genes that, together, control a specific trait oligoglucosaccharide(biochemistry) Any oligosaccharide composed of glucose residues oligoglucoside(organic chemistry) Any glycoside in which the glycone is an oligoglucosaccharide oligoglutamate(organic chemistry) An oligomer derived from glutamic acid oligoglutamineAn oligomer of glutamine that is implicated in Huntington's disease oligoglycine(organic chemistry) An oligopeptide composed of glycine residues oligoglycoside(organic chemistry) Any oligomeric glycoside oligoguanidine(organic chemistry) Any oligomer or guanidine or its derivatives oligoguanine(biochemistry) Any oligomer of guanine (as part of a nucleic acid)oligoguluronateAn oligomer of guluronates oligohalineContaining little salt.oligohistidineAn oligomer of histidine oligohyaluronateAn oligomeric form of hyaluronate oligolactone(organic chemistry) An oligomeric lactone oligolegeA pollinator exhibiting oligolecty.oligolysineAn oligomer of lysine oligomannosaccharide(biochemistry) An oligosaccharide based on mannose groups oligomannose(biochemistry) A glycan that is an oligomer composed of mannose units oligomannoside(biochemistry) An oligomer containing mannoside moieties oligomannuronate(biochemistry) An oligomer composed of mannuronate monomers oligomerase(biochemistry) Any enzyme that catalyses the hydrolysis of an oligomer oligomeriseAlternative form of oligomerize.oligomerize(chemistry, intransitive) To react together to form an oligomer.oligonucleosideAn oligomer composed of nucleoside monomers oligonucleosome(genetics) A series of several nucleosomes oligonucleotidase(biochemistry) Any enzyme that catalyses the hydrolysis of an oligonucleotide, but especially an exoribonuclease derived from Flammulina velutipes.oligonucleotideA short sequence of nucleotides (RNA or DNA), typically with twenty or fewer base pairs.oligooxopiperazine(organic chemistry) Any compound that has several oxopiperazine moieties oligoparaphenylene(organic chemistry) An oligomer composed of para-phenylene moieties oligopeptidase(biochemistry) Any enzyme that catalyses the hydrolysis (cleavage) of a short oligopeptide rather than a protein oligopeptide(biochemistry) A peptide containing a relatively small number of amino acids oligophageAny oligophagous organism.oligophenylene(organic chemistry) Any oligomer containing phenylene residues oligophenylenevinylene(organic chemistry) An oligomer of phenylenevinylene oligophosphate(inorganic chemistry) Any compound or anion containing several phosphate groups oligophyte(biology) Relating to several species of plant oligopolize(transitive) To convert a market into an oligopoly.oligoprenyltransferase(biochemistry) Any transferase that transfers oligoprenyl groups oligoprobeAn oligonucleotide used as a hybridization probe oligoprogressiveRelating to oligoprogression oligoprotective(biology) That protects oligodendrocytes oligopseudorotaxane(chemistry) Any compound consisting of several pseudorotaxane moieties oligopurine(genetics) A stretch of nucleic acid composed of several contiguous purines oligopyrimidineA portion of DNA or RNA containing several consecutive pyrimidine bases oligopyrrole(organic chemistry) Any of a group of compounds based on a short string of pyrrole rings joined together oligorecurrenceA recurrence that happens several times oligoribonuclease(biochemistry) Any enzyme that hydrolyses oligoribonucleotides oligoribonucleotide(biochemistry) An oligonucleotide made up of ribonucleotides oligoribosomeA short polyribosome oligornaseAlternative form of oligoribonuclease.oligorotaxane(organic chemistry) Any compound having the form of several rotaxane moieties oligosaccharide(biochemistry) A polysaccharide of low molecular weight, being a polymer of between three and eight monosaccharide units.oligosaccharyltransferase(biochemistry) Any enzyme that catalyzes the transfer of an oligosaccharide oligosalineOf a body of water, of low salinity.oligosaprobe(ecology) Any oligosaprobic organism oligosarcosineAn oligomer of sarcosine oligosequenceA sequence of several things, especially an oligonucleotide oligosiderite(mineralogy) A meteorite characterised by a small amount of metallic iron.oligosilane(organic chemistry) Any polysilane with a relatively low number of silane units oligosiloxane(organic chemistry) Any polysiloxane having a relatively small number of -Si-O- groups oligosomeA nucleosome oligomer oligosphereA homotypic aggregate of oligodendrocyte progenitors oligostilbene(organic chemistry) Any polystilbene with a relatively low number of stilbene units.oligosulfide(chemistry) Any salt or ester containing a chain of several sulfur atoms oligosulphideAlternative form of oligosulfide.oligosyllableAny oligosyllabic word oligothiophene(organic chemistry) Any of a family of oligomers of thiophenes that have useful optical or electronic properties oligothymidineAn oligomer of thymidine oligotype(genetics, taxonomy) A distinct taxon whose separate identity is derived from a string of genetic bases rather than from morphological differences oligouridine(biochemistry) An oligomer composed of uridine monomers oligouridylate(organic chemistry) Several uridylate groups in a molecule oligoyne(organic chemistry) Any compound having many carbon-carbon (conjugated) triple bonds oliogonucleotideMisspelling of oligonucleotide.olistostromeA sedimentary deposit composed of a chaotic mass of heterogeneous material, such as blocks and mud, known as olistoliths, that accumulates as a semifluid body by submarine gravity sliding or slumping of the unconsolidated sediments.olitorisideA particular steroid glycoside.olivacineA particular antimalarial alkaloid.oliveA tree of species Olea europaea cultivated since ancient times in the Mediterranean for its fruit and the oil obtained from it.olivelikeResembling or characteristic of an olive.olivenite(mineralogy) An orthorhombic copper arsenate mineral with the chemical formula Cu₂AsO₄OH.olivileAlternative form of olivil (“organic compound”).olivine(mineralogy, geology) Any of a group of olive green magnesium-iron silicate minerals that crystallize in the orthorhombic system.olivinite(mineralogy) dunite oliviteA tough rubber compound that becomes very slippery when wet.olkhonskite(mineralogy) A monoclinic black mineral containing chromium, oxygen, titanium, and vanadium.ollaveAlternative spelling of ollamh.ollie(intransitive) To perform an ollie.olmsteadite(mineralogy) An orthorhombic-pyramidal mineral containing hydrogen, iron, niobium, oxygen, phosphorus, potassium, and tantalum.olomoucineAn inhibitor of cyclin-dependent kinase, derived from purine, used in oncology olopatadine(organic chemistry, pharmacology) A particular antihistamine used in eye drops to treat allergic conjunctivitis.olpadronate(pharmacology) The conjugate base, or any salt or ester, of olpadronic acid. Used as a medication to inhibit bone loss in disorders of bone metabolism.olpeOriginally, a leather flask or vessel for oils or liquids; afterward, an earthenware vase or pitcher without a spout.olprinone(pharmacology) A particular kind of cardiotonic agent.olsacherite(mineralogy) An orthorhombic-disphenoidal colorless mineral containing lead, oxygen, selenium, and sulfur.olsalazine(organic chemistry, pharmacology) A disodium salicylate C₁₄H₁₀N₂O₆ that is administered orally and is converted in the body to an aminosalicylic acid having an anti-inflammatory effect used in the treatment of ulcerative colitis.olshanskyite(mineralogy) A triclinic-pinacoidal mineral containing boron, calcium, hydrogen, and oxygen.olympite(mineralogy) An orthorhombic-disphenoidal colorless mineral containing lithium, oxygen, phosphorus, and sodium.omacetaxineA protein translation inhibitor drug for the management of treatment-resistant chronic myeloid leukemia and under investigation for some other hematologic cancers.omakase(chiefly Japanese cuisine) Chef's choice.omake(anime) A special video feature that accompanies an anime, such as a collection of deleted scenes or outtakes.omaveloxolone(pharmacology) A synthetic oleanane.ombreA Spanish card game, usually played by three people. It involves forty cards, omitting the ranks of 8, 9 and 10.ombrophile(botany) Any plant that flourishes in a rainy environment.ombrophobe(botany) Synonym of ombrophobic.ombrophyte(biology) Any plant that is adapted to rainy conditions or habitats ombrotypeA type of climate that has a certain amount of rainfall ombudspeopleplural of ombudsperson ome(biology) The totality of a certain type of biological entity in an organism etc., e.g. the genome or proteome.omeeAlternative spelling of omi (“man”).omegasomeA cup-shaped protrusion from the endoplasmic reticulum that serves as a platform for autophagosome biogenesis in mammalian cells.omegaverse(fandom slang) A subgenre of erotic speculative fiction set in this fictional universe.omeiite(mineralogy) An orthorhombic-dipyramidal steel gray mineral containing arsenic, osmium, and ruthenium.omeletteTo make into an omelette omeprazole(pharmacology) A substituted benzimidazole (trademark Losec, Prilosec) which is a proton pump inhibitor and inhibits secretion of gastric acid, being given orally in the treatment of ulcers and gastroesophageal reflux; 5-methoxy-2-(4-methoxy-3,5-dimethyl-2-pyridylmethylsulfinyl)benzimidazole, C₁₇H₁₉N₃O₃S.omethoateA systemic organophosphorous insecticide and acaricide used in horticulture and agriculture.omiloxetine(pharmacology) An antidepressant.ominate(transitive, obsolete) To be an omen for (something); to foreshow, to presage.ominelite(mineralogy) An orthorhombic-dipyramidal blue mineral containing aluminum, boron, iron, magnesium, oxygen, and silicon.omissibleAble to be omitted.omissivetending to omit things omittableSynonym of omissible.omittanceThe act of omitting something; omission.omiyage(countable) A souvenir, often candy or any another edible item, purchased for coworkers in Japanese culture.omletteMisspelling of omelette.ommochromeAny of several visual pigments, occurring in the eyes of crustaceans and insects, that are responsible for the eye's colour omniabsenceThe property of being omniabsent.omniactiveActive in every way and everywhere.omnibenevolenceThe state or condition of being omnibenevolent.omnibenthivoreAny benthic omnivore omnicarnivore(biology) An animal that eats many types of other animal omnicide(countable, rare) Someone or something that causes total destruction.omnicompetenceThe state of being omnicompetent; the ability to do everything.omniconsiderateShowing consideration to everybody.omnidestructive(rare) All-destroying.omnieruditeErudite in all subjects; polymathic.omnificenceThe state of being omnificent.omniherbivore(biology) An animal that eats many types of plant.omnimalevolenceThe state or condition of being omnimalevolent.omnipauseA type of neuron that has a role in the stability of the saccadic system omnipercipiencePerception of everything.omnipotenceUnlimited power; commonly attributed to a deity or deities.omnipresenceThe ability to be, or the characteristic of being, at all places at the same time (usually only attributed to God).omnirange(aviation, chiefly attributive) A short-range radio navigation system for aircraft, based on a network of fixed radio beacons on the ground.omnirelevanceThe quality of being omnirelevant.omniscienceThe capacity to know everything.omnisentience(religion) Sensory awareness of all things.omnispectiveBeholding everything; all-seeing.omnitudeThe fact or condition of being all.omniverse(science fiction) The entire set of co-existing universes, multiverses, etc.omnividenceThe quality of being all-seeing.omnivoreAn animal which is able to consume both plants (like a herbivore) and meat (like a carnivore).omoconazole(pharmacology) A particular azole antifungal drug.omolanke(West Africa) A pushcart.omomyineAny extinct primate of the clade †Omomyinae omoplate(anatomy, dated) The scapula.omostegite(zoology) The part of the carapace of a crustacean situated behind the cervical groove.omphacine(obsolete) Made from unripe olives.omphacite(mineralogy) Any of a range of green, monoclinic pyroxene minerals found in eclogites and similar rocks; they are solid solutions of jadeite and diopside.omphaloceleA hernia of the navel.omphalocoeleAlternative form of omphalocele.omphalode(botany, obsolete) The central part of the hilum of a seed, through which the nutrient vessels pass into the raphe or chalaza.omphalopsychite(theology, derogatory) A Hesychast.omuralideA transformation product of lactacystin.omuriceA Japanese dish consisting of an egg omelette with rice mixed with ketchup in the center.onaholeAn artificial vagina for use in masturbation.onapristone(pharmacology) A synthetic antiprogestogen used to combat prostate cancer.onayeAlternative form of inee.oncamesimple past of oncome once(frequency) One and only one time.onchosphereAlternative form of oncosphere.oncocalyxone(organic chemistry) Any of a group of analgesic anthraquinones present in Auxemma oncocalyx oncocyteA large, granular cell, having many mitochondria, found in salivary and certain endocrine glands.oncogene(oncology, genetics) Any gene that contributes to the conversion of a normal cell into a cancerous cell when mutated or expressed at high levels.oncogenomeA genome of oncogenes.oncogenotypeAny genotype associated with cancer oncohistoneA mutated oncogenic histone oncokinase(biochemistry) A form of onconase oncolite(geology) a spherical sedimentary structure formed by cyanobacteria oncolysateAny material that causes oncolysis oncome(intransitive, rare) To arrive; come to; come on.oncometabolite(biochemistry, pathology) Any metabolite that is associated with a cancer oncomouseA type of laboratory mouse that has been genetically modified to carry an activated oncogene, increasing its susceptibility to cancer.onconase(biochemistry) An antitumor ribonuclease proposed for use in chemotherapy oncopeptideA peptide that is associated with a particular cancer oncoprotectiveThat protects against cancer oncoproteogenomeA proteogenome of oncogenes.oncoproteomeA proteome of oncoproteins.oncoribosome(biology) A specialised ribosome associated with a cancer oncosomeA membrane-derived microvesicle that is secreted by cancer cells and transfers oncogenic messages and protein complexes across cell borders oncosphereAn embryonic form of a tapeworm, enclosed in a spherical membrane armed with six hooks oncosuppressive(medicine) That suppresses the formation and development of tumours oncotypeAny specific type of cancer, characterised by a specific test oncovaccine(medicine) A vaccine for a cancer.onde(UK dialectal, Northern England, Scotland) breath ondineAlternative form of undine (“water-sprite”).ondioline(music) An early type of synthesizer ondoscope(physics) An instrument that detects (and visualizes) the presence of high-frequency radiation ondulateMisspelling of undulate.oneThe number represented by the Arabic numeral 1; the numerical value equal to that cardinal number.onegite(mineralogy) A form of amethyst having hair-like inclusions of goethite oneillite(mineralogy) A trigonal-pyramidal yellowish brown mineral containing calcium, chlorine, hydrogen, iron, manganese, niobium, oxygen, silicon, sodium, and zirconium.oneirocriteOne skilled in oneirocrisy; an interpreter of dreams.oneiromancieObsolete spelling of oneiromancy.onelieObsolete spelling of only.onerate(obsolete) To load; to burden or bedeck.onescore(archaic, rare) Twenty (20).onesieAny of various one-piece attires:onesome(rare) A solitary person or thing; a "group" of one.onetimeAlternative form of one-time (“former; past”).onglaze(of decoration etc.) Done on a glazed surface onglide(phonetics) A phase while the articulators are moving into position to produce a new speech sound.onikulactone(organic chemistry) A cat attractant found in Boschniakia rossica.onionlikeResembling or characteristic of an onion, for example in shape, flavour, or layered structure.onkilonite(mineralogy) A nepheline basalt mineral.onlieObsolete spelling of only.onlineOf a system: connected (generally electrically) to a larger network.onoceradiene(organic chemistry) Any of a group of triterpene hydrocarbons, such as (4aS,8aS,4a'S,8a'S)-8,8'-(1,2-ethanediyl)bis(4,4,7,8a-tetramethyl-1,2,3,4,4a,5,6,8a-octahydronaphthalene), found in the fern Lemmaphyllum microphyllum onomatope(linguistics) A word formed by onomatopoeia or mimesis.onomatophore(biology, taxonomy) A specimen that serves to bear a taxonomic name, as a type.onoratoite(mineralogy) A monoclinic-prismatic white mineral containing antimony, chlorine, and oxygen.onshoreMoving from the sea towards the land.onside(sports) Not in an offside position; In the part of the playing area where one can legally play the ball, puck, etc.onstageOn the part of a stage that is visible to the audience.ontake(transitive) To take on; undertake; assume.ontologiseAlternative form of ontologize.ontologizeTo convert into ontological entities or express in ontological terms.ontotype(genetics) The hierarchical form of a genotype oocyte(cytology) A cell that develops into an egg or ovum; a female gametocyte.oocytectomiseTo carry out an oocytectomy oodle(nonstandard) singular of oodles oogameteThe female gamete; the egg cell or oosphere.oogle(Canada, US, slang, often derogatory) A hobo or transient who is homeless by choice rather than necessity.ookinete(zoology) The motile zygote of a parasite of the malaria mosquito that forms an oocyst in the mosquito's gut oolite(geology) A rock consisting of spherical grains within a mineral cortex accreted around a nucleus, often of quartz grains.oomfieAlternative letter-case form of OOMFie.oomycete(biology) Any of a number of filamentous unicellular protists of the class Oomycetes; the water molds.oomycideAny substance that kills oomycetes.oomycoteAny of a group of filamentous protists variously classified as the phylum Oomycota or the class Oomycetes in a more broadly circumscribed phylum.oophore(biology) A form of some ferns and mosses that bear sexual fruit.oophorectomiseAlternative form of oophorectomize.oophorectomize(surgery) To perform, or to undergo an oophorectomy oophyte(obsolete, biology) gametophyte oopsieAlternative spelling of oopsy.oopuhue(Hawaii) globefish oorieAlternative form of ourie.oose(Scotland) Fluff, particularly from a textile source such as cotton or wool.oosome(biology) A mass of protoplasm at one end of an insect egg oosphere(botany, mycology) A large nonmotile egg cell, especially of an alga or fungus, formed in an oogonium and ready for fertilization.oosporangeSynonym of oosporangium.oospore(biology) A fertilized female zygote, having thick chitinous walls, that develops from a fertilized oosphere in some algae and fungi oostegite(zoology) One of the plates which, in some crustaceans, enclose a cavity in which the eggs are hatched.oosterboschite(mineralogy) An orthorhombic black mineral containing copper, palladium, and selenium.oothecaeplural of ootheca ootype(zoology) The part of the oviduct of certain trematodes in which the ova are completed by being furnished with yolk, and, by secretion from the Mehlis glands, with a shell.ooxanthineAlternative form of ooxanthin.oozageSeepage or leakage via oozing.oozeTanning liquor, an aqueous extract of vegetable matter (tanbark, sumac, etc.) in a tanning vat used to tan leather.oozieIn Myanmar, an elephant trainer or mahout.oozle(painting, watercolor) An effect created by dropping clear water onto a painted section before it is dry, forming a burst of color.opacate(archaic) To darken; to cloud.opacifiableCapable of being made opaque.opacite(geology) A small, dark grain, of doubtful origin, in an igneous rock opakeArchaic spelling of opaque.opalesceTo be opalescent; to produce or show a play of colors, like an opal.opalescencethe state of being opalescent opalesqueSimilar to opal; having some of the qualities of opal.opaleyeA fish, Girella nigricans, a species of sea chub found in the Eastern Pacific.opalineResembling opal in having a milky white iridescence.opaliseAlternative spelling of opalize.opalite(mineralogy) Opal; some variety of it; an artificial mineral resembling it.opalize(transitive) To convert into a form of opal or chalcedony, especially to convert wood into such a fossilized form.opalotype(historical, photography) A photograph taken on opalescent glass.opalwareA form of opaque toughened glass used for dinnerware.opaqueNeither reflecting nor emitting light.opcode(computing) A mnemonic used to refer to a microprocessor instruction in assembly language.opdalite(mineralogy) A charnockitic form of granodiorite ope(US, chiefly Midwestern US) An exclamation of surprise; oops.opeidoscopeAn instrument, consisting of a tube with one end open and the other end covered with a thin flexible membrane with a mirror attached to its centre, used for exhibiting upon a screen, by means of rays reflected from the mirror, the vibratory motions caused by sounds that enter the tube.openableCapable of being opened.openside(rugby) The space on the side of the pitch with the larger distance between the breakdown/set piece and the touchline.opensourceAlternative spelling of open-source.opentureRefraining from seeking a resolution or ending for an emotionally difficult experience.opepeSynonym of bilinga (tropical hardwood)operableAble to be operated or used.operalikeResembling or characteristic of opera.operanceoperation; workings (the act of operating or working)operaphileOne who enthusiastically enjoys opera.operaphobeA person who hates opera.operatableAlternative form of operable.operate(transitive or intransitive) To perform a work or labour; to exert power or strength, physical or mechanical; to act.operateeSomeone who has an operation.operationalisableAlternative spelling of operationalizable.operationaliseAlternative spelling of operationalize.operationalizablePossible to operationalize; subject to operationalization.operationalize(transitive) To make operational.operatiseAlternative form of operatize.operativeEffectual or important.operatize(transitive) To convert into operatic form.opercle(anatomy, zoology) An operculum.operculate(zoology or botany) Having an operculum.operculeAlternative form of operculum.opereplural of opera operetteAlternative form of operetta (“light opera”).operidine(pharmacology) The opioid analgesic drug pethidine.operose(now rare) Of a person: busy, industrious, or painstaking.opetide(rare, obsolete) The open time; that part of the year outside Lent when there is no required fast.ophecleideAlternative spelling of ophicleide.ophicalcite(mineralogy) ophite; verd antique ophicleide(music) A keyed brass baritone bugle, now replaced by the tuba in orchestral music ophidianosideA particular steroid glycoside.ophidine(organic chemistry) The dipeptide β‐alanyl‐L‐3‐methylhistidine ophidiophobeAn ophiophobe; one who fears snakes.ophiocarpine(organic chemistry) A protoberberine alkaloid.ophiolite(geology) An assemblage of mafic and ultramafic rock fragments of the ocean lithosphere that has been tectonically moved onto a continental margin or island.ophiomorphite(paleontology, obsolete) An ammonite.ophiophageAny animal that eats snakes.ophiophile(rare) A person who loves snakes.ophiophobeOne who fears or hates snakes.ophite(geology) Any of various rocks having snake-like markings, such as a mottled greenish porphyry.ophiure(rare) Any echinoderm of the class Ophiuroidea ophrynopineRelating to sawflies of the genus Ophrynopus ophthalmate(biochemistry) Any salt of ophthalmic acid ophthalmite(zoology) An eyestalk.ophthalmosaurineAny ophthalmosaurid of the subfamily Ophthalmosaurinae ophthalmoscope(ophthalmology) An instrument for examining the interior of the eye (that is, for ophthalmoscopy).ophthalmotropeAn instrument for demonstrating the movements of the eye muscles opianine(organic chemistry) An alkaloid found in small quantities in opium, identical with narcotine.opiate(pharmacology) Relating to, resembling, or containing opium.opiatelikeResembling or characteristic of an opiate.opicaponeA drug for the treatment of Parkinson's disease.opifice(obsolete) workmanship opiineA braconid wasp of the subfamily Opiinae opime(obsolete, rare) magnificent, rich, plenteous opinableCapable of being opined or thought.opinativeConjectural; expressing an opinion rather than a fact.opine(intransitive, transitive) To express an opinion; to state as an opinion; to suppose, consider (that).opiniate(obsolete) To hold or maintain persistently.opiniativeArchaic form of opinionative.opiniatreObsolete form of opiniaster.opinionableBeing a matter of opinion; not positively settled.opinionaire(dated) opinion poll opinionate(ambitransitive) To have or express as an opinion; to opine.opinionativeOf, pertaining to, being, or expressing opinion.opinionize(intransitive) To express one's opinion in a strong or assertive manner.opinionnaireA form containing a list of statements, each of which the members of a selected group are asked to endorse or reject; the purpose being to gather information for a survey.opioidlikeResembling or characteristic of opioids.opiophileA person who enjoys taking opium.opisthobranchiate(zoology, obsolete) Of or pertaining to the Opisthobranchia.opisthoclineleaning backwards opisthocomine(zoology, ornithology) Of or pertaining to birds of the family Opisthocomidae, which is represented by the sole extant genus Opisthocomus and species Opisthocomus hoazin (hoazin).opisthodome(architecture) Alternative spelling of opisthodomos.opisthogyrateThat curves toward the posterior opisthomastigote(biology) A stage in unicellular life-cycle, typically trypanosomes, where the flagellum is posterior of the nucleus, and passes through a groove in the cell body.opisthomeriteThe posterior gonopods of a millipede of the infraclass Helminthomorpha opisthomonorchiineOf or relating to the monorchiids of genus Opisthomonorchis opisthosphendoneA plain or ornamented band of fabric, broad in the middle and narrow at the ends, and fastened in the front, used in Ancient Greece to support the hair behind the head.opiumlikeResembling or characteristic of opium.oporice(obsolete) A medicine prepared from quinces, pomegranates, etc.oppenheimerite(mineralogy) A triclinic mineral that is a mixed hydrated sodium sulfate and uranate oppie(Australia, New Zealand, slang) Diminutive of op shop.oppignerate(transitive) Alternative form of oppignorate. [with 1622-1857]oppignorate(transitive, obsolete) To pawn; to lay in pledge.oppilate(obsolete, medicine) To block, to stop up, to obstruct.oppilative(obsolete) Obstructive.opplete(obsolete) full; crowded oppone(obsolete) To oppose.opportuneSuitable for some particular purpose.opportunivoreA person who subsists on still-edible food that has been or was going to be discarded.opposableSusceptible to being opposed or resisted.opposeTo attempt to stop the progression of; to resist or antagonize by physical means, or by arguments, etc.; to contend against.opposeeOne against whom there is opposition; the opposed party.opposideA particular steroid glycoside.oppositeLocated directly across from something else, or from each other.oppositiveExpressing contrariety.oppresseeA victim of oppression.oppressibleAble to be oppressed.oppressiveBurdensome or difficult to bear.oppressure(obsolete) oppression opprobriateTo express opprobrium for or to view with opprobrium; to scorn.opprobrieObsolete spelling of opprobry.oppugnable(obsolete, rare) Disputable, contestable, refutable, capable of being oppugned.oppugnance(obsolete) Dislike, aversion, animus; opposition: the fact, condition, or instance of being at variance, opposed, hostile, or adverse.oprodioneA particular fungicide.opsoniseAlternative spelling of opsonize.opsonizableAble to be opsonized.opsonize(transitive) To make (bacteria or other cells) more susceptible to the action of phagocytes by use of opsonins.optable(obsolete) That may or should be chosen; desirable.optate(rare before the 19th century, now literary) To choose, settle on, opt.optativeExpressing a wish or a choice.opthaldehyde(organic chemistry) ortho-phthalaldehyde opthalmoscopeMisspelling of ophthalmoscope.optimaliseAlternative form of optimalize.optimalizeAlternative form of optimize.optimate(historical) A member of the patrician ruling class in republican Ancient Rome; an aristocrat, a noble.optime(Cambridge University) A student who graduates with second class ("senior optime") or third class ("junior optime") honours in mathematics, or (loosely) in any other subject.optimisable(British) Alternative spelling of optimizable.optimiseNon-Oxford British English standard spelling of optimize.optimizableCapable of being optimized.optimize(originally intransitive) To act optimistically or as an optimist.optionable(finance) Of or pertaining to options on a stock or equity. For some stocks, it is possible to trade options on them, hence they are optionable, for other stocks options aren't traded so they are not optionable.optionaireA person whose wealth consists of or was made through stock options.optionaliseAlternative form of optionalize.optionalizeTo make optional; to add as an option, permit to be optionally omitted, or provide various options for implementing.optioneeThe purchaser of a financial option.optionlike(finance) Resembling or characteristic of an option.optiqueObsolete form of optic.optochemokineA chemokine that is activated by light optocoele(anatomy) The cavity of one of the optic lobes of the brain in many animals.optode(chemistry) An optical sensor device that optically measures a specific substance.optoelectroactiveoptically electroactive optoelectrodeAn optoelectric electrode optophoneA device that transforms light into sound.optotypeA standardized symbol for testing vision.optrodeAlternative spelling of optode.opulenceAbundance, bounty, profusion.opuscleObsolete form of opuscule.opusculeA small or petty work.oracheAlternative spelling of orach.oracleA shrine dedicated to some prophetic deity.oraclelikeLike an oracle; prophetic.oraleA white silk veil with coloured stripes, sometimes worn by the pope.oralise(chiefly UK) To speak out something that is written, to turn something written into something oral.oralizableAble to be oralized.oralize(uncommon, vulgar, slang) To perform oral sex upon.orange(countable) An evergreen tree of the genus Citrus such as Citrus sinensis which yields oranges (the fruit).orangeadeA soft drink or a soda with an orange flavor.orangeite(mineralogy) A kind of kimberlite with phlogopite macrocrysts and microphenocrysts.orangelikeResembling or characteristic of an orange.orangerieAlternative form of orangery.orangie(Ireland, offensive, slang) A pro-British Ulster Protestant.orangite(mineralogy) An orange-yellow variety of thorite, found in Norway.orangutanlikeResembling an orangutan oranteAlternative form of orans.orateTo speak formally; to give a speech.oratiuncle(rare) short speech or oration oratorize(humorous or derogatory) To play the orator.oratorlikeResembling or characteristic of an orator.oratureThe oral equivalent of literature: a collection of traditional folk songs, stories, etc., that is communicated orally rather than in writing.orazamideA synthetic hepatoprotective drug.orbate(obsolete) Bereft (of anything); especially: fatherless or childless.orbatideA group of bioactive cyclic ribosomally synthesized and posttranslationally modified peptides of natural plant sources orbeObsolete spelling of orb.orbicle(obsolete) A small orb or sphere.orbiculatespherical or circular; orbicular orbiculatosideA particular steroid glycoside.orbicule(geology) An inclusion in an igneous rock orbicusideA particular steroid glycoside.orbispace(mathematics) A topological space or generalization of an orbifold.orbitude(obsolete) bereavement or loss of parents or children orblikeResembling an orb.orcelite(mineralogy) A hexagonal-dihexagonal pyramidal orange white mineral containing arsenic and nickel.orchardhouseA building in or next to an orchard in which saplings are grown.orchardlikeResembling or characteristic of an orchard.orcheocele(pathology, archaic) A tumour or inflammation of the testicle.orchestrate(transitive) To arrange or score music for performance by an orchestra.orchestreObsolete form of orchestra.orchestrelle(historical, music) A player organ designed to mimic the sound of an orchestra, manufactured and used from the late 19th century to early 20th century.orchidectomiseAlternative form of orchidectomize.orchidectomize(transitive) To perform an orchidectomy upon.orchidlikeResembling or characteristic of an orchid.orchidophileAn orchid enthusiast.orchie(surgery, transgender slang) Clipping of orchiectomy.orchiectomize(surgery) To carry out an orchiectomy.orcine(organic chemistry) Dated form of orcin.orciprenaline(pharmacology) A bronchodilator used in the treatment of asthma.ordainableCapable of being ordained; worthy to be ordained or appointed.ordaineeOne who is ordained.ordanchite(mineralogy) A variety of trachyandesite.ordeAlternative form of ord.orderableThat may be ordered (obtained by placing an order).orderite(rare) A member of an order.ordertypeAlternative form of order type.ordie(military, slang) ordnance operative ordinable(obsolete) ordainable.ordinaireWine for ordinary use.ordinaleAlternative form of ordinal (religious book)ordinance(US) A local law, passed by e.g. a city.ordinariateThe office of a Roman Catholic ordinary, especially a bishop.ordinate(geometry) The vertical line representing an axis of a Cartesian coordinate system, on which the ordinate (sense above) is shown.ordinativeTending to ordain; directing; giving orders.ordinaunceObsolete form of ordinance.ordineeAlternative form of ordainee.ordnance(collective) Military equipment, especially weapons and ammunition.ordonezite(mineralogy) A tetragonal pyramidal mineral found in rhyolite fractures.ordonnance(art) The disposition of the parts of any composition with regard to one another and the whole.ordreObsolete form of order.ordureDung, excrement.oreA unit of currency used in England around the 10th to 12th centuries.oreasterosideA particular steroid glycoside.orecchietteA type of pasta, made with the thumb from a small disk, typically from Puglia.orectiveSynonym of orectic.oregonite(mineralogy) A hexagonal nickel iron arsenide mineral.orehouseA building for the storage of ore.oreideAlternative form of oroide.oreillette(historical) A flap or plate covering the ear in medieval armor helmets and civilian clothing.orellanine(organic chemistry) A lethal mycotoxin found in Orellani mushrooms; 3,3′,4,4′-tetrahydroxy-2,2′-bipyridine-N,N′-dioxide.orelline(organic chemistry) A yellow pigment derived from Bixa orellana with IUPAC name 3-hydroxy-2-(3-hydroxy-4-oxo-1H-pyridin-2-yl)-1H-pyridin-4-one.oreochromineAny cichlid of the tribe Oreochromini oreodine(organic chemistry) A diterpene alkaloid found in the plant Delphinium oreophilum.oreoline(organic chemistry) A diterpene alkaloid found in the plant Delphinium oreophilum.orestrate(pharmacology) A synthetic steroidal estrogen, the 3-propanoyl, 17-(1-cyclohexenyl) ether of estradiol.orfamide(organic chemistry) Any of a class of cyclic lipopeptide lactones present in some Pseudomonas bacteria orfeA fish, the ide, Leuciscus idus.orfevrerie(rare) The work or trade of a goldsmith.organdieAlternative spelling of organdy.organelle(cytology) A specialized structure found inside cells that carries out a specific life process (e.g. ribosomes, vacuoles).organetteAn early mechanical accordion that played music encoded on rolls of perforated paper.organigramme(British, management) An organization chart.organisableAlternative form of organizable.organiseNon-Oxford British standard spelling of organize.organivore(rare, neologism) An enthusiast of organically grown/raised food, with an entirely or mostly organic diet.organizableAble to be organized organize(transitive) To arrange in working order.organlike(biology) Having characteristics of an organ.organoactinide(chemistry) any organometallic compound of an actinide, especially one having an unusually high coordination number organoborane(organic chemistry) Any organic compound containing a carbon-to-boron bond.organoboronate(organic chemistry) Any organic boronate.organobromine(organic chemistry) Describing an organic compound containing one or more bromine atoms.organochloride(organic chemistry) organochlorine organochlorine(organic chemistry) Any of very many chlorine substituted organic compounds, many of which are solvents or insecticides etc.organocultureThe tissue culture of whole organs organocuprate(organic chemistry) Any organic cuprate organofluorideorganofluorine organofluorine(organic chemistry) Describing an organic compound containing one or more fluorine atoms.organogermane(organic chemistry) Any simple organogermanium compound (equivalent to a hydrocarbon or silane)organohalide(organic chemistry) An organic halide, an organic compound containing one or more substituted halogen atoms.organohydrazineAny compound containing the hydrazide functional group attached to an organic moiety.organoiodide(organic chemistry) Any organic iodide organoiodine(organic chemistry) Describing an organic compound containing one or more iodine atoms.organokine(biochemistry) Any cytokine that regulates the cells of a particular organ organomanganese(organic chemistry) Describing any organic compound containing a carbon to manganese bond.organonitrate(organic chemistry) Any organic nitrate ester.organoperoxide(organic chemistry) Any organic peroxide organophosphatase(biochemistry) Any enzyme that catalyses the hydrolysis of organophosphate esters organophosphate(chemistry) Any ester of phosphoric acid or its derivatives, especially one used as an insecticide or herbicide.organophosphine(organic chemistry) Any organic phosphine organophosphofluoridate(organic chemistry) Any organic phosphofluoridate organophosphonate(organic chemistry) Any organic phosphonate organophosphorothioate(organic chemistry) Any organic phosphorothioate organoprotectiveThat provides protection from the action of organic compounds, especially from organic free radicals organoselenide(organic chemistry) Any organic selenide (R-Se-H or R-Se-R)organosilane(organic chemistry) Any organic derivative of a silane containing at least one carbon to silicon bond organosilene(chemistry) a molecule containing a silicon atom doubly bonded to a carbon atom organosiloxane(organic chemistry) Any organic siloxane organostannaneSynonym of organotin.organostibine(organic chemistry) Any organic derivative of stibine having at lease one carbon to antimony bond organosulfate(organic chemistry) Any organic sulfate ester organosulfide(organic chemistry) Also referred to as thioethers, a class of organic compounds RSR', where R and R' represent an alkyl group or other organic substituent. If R' is hydrogen, it is instead referred to as a thiol, or mercaptan.organosulfonate(organic chemistry) Any organic anion of general formula R-SO₃⁻organosulfurane(organic chemistry) Any sulfurane having at least one organic group attached to the sulfur atom.organosulphateAlternative form of organosulfate.organotellurane(organic chemistry) Any tellurium analog of an organosulfide R-TeH or R-Te-R'organothiophosphate(chemistry) Any organic thiophosphate, many of which are used as insecticides etc organule(anatomy, dated) One of the essential cells or elements of an organ.organwide(biology) Throughout an organ.organzine(archaic) A kind of double thrown silk of very fine texture; silk twisted like a rope with different strands, so as to increase its strength.orgasmlikeresembling an orgasm orge(intransitive) To indulge in riotous jollity.orgieObsolete form of orgy.orgoneIn the psychoanalytic theory of Wilhelm Reich, a form of sexual energy or life force distributed throughout the universe and available for collection, storage, and further use.orgue(military) Any of a number of long, thick pieces of timber, pointed and shod with iron, and suspended, each by a separate rope, over a gateway, to be let down in case of attack.orguinetteAlternative form of organette (“mechanical musical instrument”).oricalcheObsolete form of orichalchum.orickite(mineralogy) A hexagonal brass yellow mineral containing copper, hydrogen, iron, oxygen, and sulfur.oricycleAlternative form of horocycle.orienate(transitive, reflexive) To orientate (oneself/something), be able not to get lost.orientable(topology) Able to be oriented.orientaliseNon-Oxford British English standard spelling of orientalize: Alternative letter-case form of Orientalize.orientalizeAlternative letter-case form of Orientalize.orientate(UK, Ireland, Commonwealth, intransitive) To face a given direction.orientativeServing to orient or orientate.orientee(US, especially medicine) Synonym of trainee: a new employee undergoing a probation period of training and evaluation ("orientation").orientite(mineralogy) An orthorhombic-dipyramidal mineral containing calcium, hydrogen, manganese, oxygen, and silicon.orificeA mouth or aperture, such as of a tube, pipe, etc.; an opening.oriflamme(figuratively) Any banner, idea or principle which serves as a rallying point for those involved in a struggle.origaneAlternative form of oregano (“wild marjoram, Origanum vulgare”).originable(archaic) Capable of being originated.originate(intransitive) To come into existence; to have origin or beginning; to spring, be derived (from, with).originativeThat originates; creative origyneObsolete form of origin.orioleAny of various colourful passerine birds, New World orioles of the genus Icterus (family Icteridae) and Old World orioles of the family Oriolidae.oripavine(organic chemistry) An opiate alkaloid 6,7,8,14-tetradehydro-4,5α-epoxy-6-methoxy-17-methylmorphinan-3-ol that is a metabolite of thebaine orlandiite(mineralogy) A triclinic-pinacoidal mineral containing chlorine, hydrogen, lead, oxygen, and selenium.orle(heraldry) A bordure that runs around the outline of a shield without touching the edge.orlymanite(mineralogy) A trigonal dark brown mineral containing calcium, hydrogen, manganese, oxygen, and silicon.ormeloxifene(pharmacology) A selective estrogen receptor modulator.ormesineAlternative form of armozeen.ornamentalize(transitive) To make ornamental.ornateElaborately ornamented, often to excess.ornative(grammar) A noun case that means "endowed with" or "supplied with".ornature(archaic) Decoration; ornamentation.orneeAlternative spelling of orné.ornge(Canada, US, very rare) Pronunciation spelling of orange.ornidazole(pharmacology) A particular kind of drug that cures some protozoan infections.ornithichnite(paleontology) A fossilised footprint left by a bird.ornithine(biochemistry, organic chemistry) An amino acid, 2,5-diaminopentanoic acid, that is not present in protein, but is an intermediate in the biosynthesis of urea.ornithochoreA plant whose spores, seeds, or fruits are dispersed by birds.ornithoidichnite(paleontology, obsolete) A fossil track resembling that of a bird.ornitholite(paleontology) The fossil remains of a bird.ornithologize(intransitive, uncommon) To practise ornithology.ornithophageAny organism that eats birds.ornithophileA person who loves birds; a bird-lover.ornithophobeOne who exhibits ornithophobia, the fear of birds.ornithothoracineAny avialan of the clade Ornithothoraces ornithurineA bird of the clade Ornithurae.orocline(geology) A mountain belt whose process of deformation is visible.orodigestive(anatomy) Relating to the mouth and the digestive tract.orodispersableAlternative form of orodispersible.orodispersibleDescribing a tablet designed to disintegrate in the mouth oroide(dated) An alloy of copper and zinc or tin that has a gold color, used in making inexpensive jewelry.orophyte(biology) Any plant that grows in a subalpine habitat.oroselone(organic chemistry) The furanocoumarin 8-prop-1-en-2-ylfuro[2,3-h]chromen-2-one present in angelica orosphereA clump of oral cancer cells orotactile(medicine) That has to do with the sense of touch in mouth.orotate(chemistry) Any salt or ester of orotic acid.orotemperateDescribing a temperate mountain climate orotidine(biochemistry) A nucleoside formed by reaction of orotic acid with ribose orotidylate(organic chemistry) orotidine 5'-phosphate orotomideAny of a particular class of antifungal agents orotone(photography) A photographic print on glass, decorated with gold leaf or coloured with a gold pigment.oroxyloside(organic chemistry) Any glycoside of an oroxylin orphalineObsolete form of orpheline.orphanageA residential institution for the care and protection of orphans.orphaneObsolete spelling of orphan.orphaniseNon-Oxford British English standard spelling of orphanize.orphanize(transitive, archaic) To orphan.orphanlikeResembling or characteristic of an orphan.orpheite(mineralogy) A trigonal-hexagonal scalenohedral mineral containing aluminum, hydrogen, lead, oxygen, phosphorus, and sulfur.orpheline(obsolete) An orphan.orphenadrineAn anticholinergic drug of the ethanolamine antihistamine class, closely related to diphenhydramine, used to treat painful muscle spasm and some aspects of Parkinson's disease.orpineA yellow pigment of various degrees of intensity, sometimes approaching red.orriceObsolete form of orris (the plant or its root).orschallite(mineralogy) A trigonal-hexagonal scalenohedral colorless mineral containing calcium, hydrogen, oxygen, and sulfur.orse(law, British) otherwise.orsedueAlternative form of orsedew.orseilleorchil (lichen or dye)orsellate(organic chemistry) Any salt or ester of orsellic acid.orsellinate(organic chemistry) Any salt or ester of orsellinic acid.ortaniqueA cross between an orange and a tangerine.ortetamineA stimulant drug of the amphetamine class.orthenineA particular steroid glycoside.orthiconoscopeAlternative form of orthoconoscope.orthideAlternative form of orthid.orthite(mineralogy) A variety of allanite occurring in slender prismatic crystals orthoacetate(organic chemistry) Any orthoester, formally derived from acetic acid, of general formula CH₃C(OR)₃ orthoaluminate(inorganic chemistry) A mixed metal oxide containing one aluminium three oxygen atoms in each formula, MAlO₃ orthoamphibolite(petrology) Metamorphic rock composed mostly of amphibole, plagioclase, with lesser amounts of epidote, zoisite, chlorite, quartz, titanite, and accessory leucoxene, ilmenite and magnetite derived from an igneous rock.orthoarsenite(inorganic chemistry) The simple oxyanion of arsenic AsO₃³⁻; any salt containing this anion orthobenzoate(organic chemistry) Any orthoester, formally derived from benzoic acid, of general formula C₆H₅-C(OR)₃ orthobenzoquinone(organic chemistry) One of the two isomers of quinone, 1,2-benzoquinone.orthoborate(inorganic chemistry) Any anion derived from orthoboric acid; any salt containing this anion orthobrannerite(mineralogy) An orthorhombic-disphenoidal mineral containing hydrogen, oxygen, titanium, and uranium.orthocaineMethyl m-amino-p-hydroxybenzoate, a fine white crystalline powder used as an anesthetic on open wounds.orthocarbonate(organic chemistry) Any polyether, of general formula C(O-R)₄, formally derived from orthocarbonic acid orthocentreAlternative form of orthocenter.orthoceracone(malacology) A shell which has a straight cone shape.orthoceratiteAn orthoceras, or fossil shell thereof.orthochamosite(mineralogy) An orthorhombic mineral containing aluminum, hydrogen, iron, magnesium, oxygen, and silicon.orthochlorobenzalmalononitrile(chemistry) The active ingredient in most tear gas, C₁₀H₅ClN₂, also called CS gas orthochoaniteAny nautiloid cephalopod of the suborder Orthochoanites orthochromatize(photography) To make orthochromatic orthochromiteAny of a group of mixed oxides of chromium and another metal (typically a rare earth element) of general formula MCrO₃ orthochrysotile(mineralogy) An orthorhombic polytype of chrysotile.orthoclase(mineralogy) Potassium aluminum silicate, KAlSi₃O₈, a common feldspar of igneous, plutonic, and metamorphic rocks. Orthoclase is the main feldspar of pegmatite occurrences, where it is most commonly flesh-colored. Orthoclase is used in the ceramic and glass industries and as a decorative gravel.orthocone(malacology) A long straight shell of a nautiloid cephalopod.orthoconglomerate(geology) A conglomerate containing mostly clasts orthoconoscopeSynonym of orthicon.orthocumulate(geology) A cumulate rock in which the groundmass is of different composition to the accumulated crystals.orthodenticleA homeobox gene involved in the development of the head.orthodome(crystallography) A dome that is parallel to the orthodiagonal in a monoclinic crystal.orthodontureOrthodontics.orthodoxiseAlternative form of orthodoxize.orthodoxize(transitive) To render something or someone orthodox.orthodrome(geometry) A great circle, or part of one.orthoericssonite(mineralogy) An orthorhombic-dipyramidal reddish black mineral containing barium, hydrogen, iron, manganese, oxygen, and silicon.orthoferrite(inorganic chemistry) Any of a class of chemical compounds with the general formula RFeO₃, where R is any rare earth element.orthoferrosilite(mineralogy) An iron silicate that crystallizes as an orthorhombic pyroxene orthoformate(organic chemistry) Any orthoester, formally derived from formic acid, of general formula HC(OR)₃ orthogeosyncline(geology) A linear geosynclinal belt lying between continental and oceanic cratons, and having internal volcanic belts (eugeosynclinal) and external nonvolcanic belts (miogeosynclinal). Also known as geosynclinal couple; primary geosyncline.orthogonaliseAlternative form of orthogonalize.orthogonalize(transitive) To make orthogonal.orthogradeWalking or standing with the body upright.orthographiseAlternative form of orthographize.orthographizeTo spell correctly or according to usage or pronunciation.orthoimageAn orthophoto.ortholattice(mathematics) An orthocomplemented lattice.orthologue(genetics) One of two or more homologous gene sequences found in different species.orthominasragrite(mineralogy) An orthorhombic-pyramidal mineral containing hydrogen, oxygen, sulfur, and vanadium.orthomode(physics, attributive) describing a transducer that use two orthogonally polarized microwave beams orthonitrate(inorganic chemistry) The anion NO₄³⁻ or any salt containing this anion orthonormalize(mathematics) To make a set of vectors both orthogonal and normalized.orthoperiodate(inorganic chemistry) The oxyanion IO₆⁵⁻ or any salt containing this anion orthopervanadate(inorganic chemistry) The oxyanion of vanadium VO₆³⁻ or any salt containing this anion orthophenylene(organic chemistry, in combination) The ortho- form of the phenylene radical.orthophosphate(inorganic chemistry) Any salt or ester of orthophosphoric acid; an ordinary phosphate orthophosphite(inorganic chemistry) Phosphite.orthophyre(geology) a porphyritic rock that contains phenocrysts of orthoclase embedded in feldspar orthopinakiolite(mineralogy) An orthorhombic-dipyramidal black mineral containing boron, iron, magnesium, manganese, and oxygen.orthopyroxene(mineralogy) Any pyroxene that forms orthorhombic crystals.orthopyroxenite(geology) An ultramafic and ultrabasic rock normally composed of the mineral orthopyroxene orthopyroxineMisspelling of orthopyroxene.orthoquartziteA very pure quartz sandstone composed of usually well rounded quartz grains cemented by silica.orthoquinone(organic chemistry) 1,2-benzoquinone orthoscopeAn instrument for examining the interior of an eye.orthoselective(organic chemistry) regioselective of the ortho- position in a benzene ring orthoserpierite(mineralogy) An orthorhombic-pyramidal pale blue green mineral containing calcium, copper, hydrogen, oxygen, sulfur, and zinc.orthosilicate(inorganic chemistry) Any salt or ester of orthosilicic acid, (M⁺)₄SiO₄⁴⁻ or Si(OR)₄.orthoslice(in an imaging system) A slice that is orthogonal to a particular plane orthostyle(architecture) A straight line of columns.orthoteliineAny moth of the subfamily Orthoteliinae orthotellurate(inorganic chemistry) The anion TeO₆⁶⁻; any salt containing this anion orthothioformate(organic chemistry) Any orthoester, formally derived from (the unstable) thioformic acid, of general formula HC(SR)₃ orthotone(grammar) An orthotone form.orthotope(geometry) The generalization of a rectangle for higher dimensions, formally defined as the Cartesian product of intervals.orthotriaenea sponge spicule that has three short rays projecting at right angles from a longer one orthotype(taxonomy) The original published name for a group of genetically related organisms.orthovanadate(inorganic chemistry) The oxyanion of vanadium VO₄³⁻ or any salt containing this ion orthovoltage(medicine) A voltage of about 300 to 500 kilovolts, when used in radiation therapy.orthowalpurgite(mineralogy) An orthorhombic-dipyramidal pale yellow mineral containing arsenic, bismuth, hydrogen, oxygen, and uranium.orthoxylene(organic chemistry) An aromatic hydrocarbon based on benzene with two methyl substituents bonded to adjacent carbon atoms in the aromatic ring (the ortho configuration).ortive(archaic) Of or relating to the time or act of rising; eastern.ortologueMisspelling of orthologue.oryctere(archaic) The aardvark.orycterope(archaic) Alternative form of oryctere.orygineRelating to, or characteristic of an oryx oryzomyineAny member of the rodent tribe Oryzomyini, including the rice rats.osajaxanthoneA yellow pigment found in certain plants.osakate(sumo) A kimarite in which the attacker, grappling near the edge, bends backwards and swings his opponent around and out.osarizawaite(mineralogy) A greenish-yellow mineral with the chemical formula PbCuAl₂(SO₄)₂(OH)₆, having rhombohedral crystals.osarsite(mineralogy) A monoclinic-prismatic gray mineral containing arsenic, osmium, ruthenium, and sulfur.osaterone(pharmacology) A particular antiandrogen.osazone(organic chemistry) any glycoside of an aldose or 2-ketose formed by reaction with excess of an aryl-hydrazine osbornite(mineralogy) A golden yellow mineral containing nitrogen and titanium.oscheoceleA scrotal hernia.oscillate(intransitive) To swing back and forth, especially if with a regular rhythm.oscillationlikeResembling oscillation; moving back and forth, or appearing to do so.oscillativeTending to oscillate; oscillatory, oscillating.oscilloscopeAn electronic measuring instrument that creates a visible two-dimensional graph, on a screen, of one or more continuously varying voltages or currents.oscineOf or pertaining to songbirds (suborder Passeri).oscinine(ornithology) Of or pertaining to the Oscines, or songbirds (birds of the clade Passeri).oscitate(archaic) To gape or yawn.oscnode(geometry) A node of a plane curve where two branches meet with contact order 3.osculance(Bantu linguistics) The state of being osculant.osculate(ambitransitive) To kiss.osculeObsolete form of osculum.osierlikeResembling or characteristic of an osier.ositeguano from the island of Sombrero, Anguilla osmanthuside(organic chemistry) Any of a group of phenolic glycosides present in Osmanthus fragrans.osmate(inorganic chemistry) Any salt of osmic acid.osmazome(chemistry, dated) A substance formerly supposed to impart the characteristic meaty smell and taste to certain dishes.osmiamate(obsolete, chemistry) A salt of osmiamic acid.osmiate(inorganic chemistry) osmate osmicate(transitive) To stain or impregnate with osmic acid.osmide(inorganic chemistry) Any binary compound of osmium and a more electropositive metal osmite(chemistry) A salt of osmious acid.osmoadaptiveThat can adapt to changes in osmotic pressure osmocompetenceThe condition of being osmocompetent.osmogeneAn apparatus, consisting of a number of cells whose sides are of parchment paper, for conducting the process of osmosis. It is used especially in sugar refining to remove potassium salts from the molasses.osmole(chemistry) A unit of measurement, a mole of an osmotically active compound osmoliteMisspelling of osmolyte.osmolyte(biology) Any substance that contributes to the (regulation of) osmotic pressure in cells and tissues osmophile(biology) Any organism that is adapted to living in aqueous environments with high solute concentrations (salt, sugar, alcohol), and resisting internal desiccation caused by the osmotic transport of water outside of their cells osmophore(chemistry) An osmophoric grouping of atoms in a molecule osmoprotectiveThat protects an organism from osmotic stress osmoreceptiveThat functions as an osmoreceptor osmoregulateTo regulate osmotic pressure (via osmoregulation, in order to maintain a certain water content, concentration of electrolytes, pH, etc).osmoregulativeRelating to osmoregulation osmoresistance(biology) resistance to high salt concentrations osmoresponseA response to a change in osmotic pressure osmoresponsive(genetics) whose transcriptional expression is altered by changes in the osmolarity of the environment osmoscopeAn instrument for detecting and for measuring odors.osmose(intransitive) To diffuse by osmosis.osmosensitive(biology) sensitive to high salt concentrations osmosolute(biology) Any solute produced via osmosis osmotoleranceThe quality or degree of being osmotolerant.osmundine(botany) The roots of ferns of the genus Osmunda, used in growing orchids etc.osmylate(chemistry) To react with osmium tetroxide.osone(obsolete, chemistry) any 1,2-ketoaldose, especially one derived by hydrolysis of an osazone osotriazole(chemistry) any 1,2,3-triazole formed by oxidation of an osazone ospemifene(pharmacology) An oral medication used to treat dyspareunia.ossamine(organic chemistry) Any aminosugar that is a constituent of ossamycin ossatureA skeletal framework; an underlying structure.osseointegrateThe growth action of bone tissue, as it assimilates surgically implanted devices or prostheses to be used as either replacement parts (e.g., hip) or as anchors (e.g., endosseous dental implants).osseointegrativeRelating to osseointegration ossibuprocaineAlternative form of oxybuprocaine.ossicle(anatomy) A small bone (or bony structure), especially one of the three of the middle ear.ossiconeEither of the horn-like protuberances on the heads of giraffes and male okapi. Some extinct species in the family bore antler-like ossicones.ossiculeAlternative form of ossicle.ossifrage(British) The osprey.ostensibleApparent, evident; meant for open display.ostensiveApparently true, but not necessarily; ostensible ostentate(transitive, rare) To make an ambitious display of; to exhibit or show boastingly.ostentativeSynonym of ostentatious.ostentive(linguistics) Used to indicate or draw attention to something specific.osteocartilage(anatomy) An intimate mixture of bone and cartilage osteochondrophyte(biology) a tumor composed of bone and cartilage osteochrome(cytology) Any substance that stains bone tissue osteocompatible(of an implant) compatible with bone tissue osteoconductanceosteoconductivity osteoconductiveRelating to osteoconduction.osteocope(medicine, archaic) pain in the bones osteocyte(cytology) A mature bone cell involved with the maintenance of bone.osteodegenerativeRelating to osteodegeneration osteodentine(anatomy) A hard bony substance that is sometimes deposited within the pulp cavity of teeth of certain animals.osteofluorochromeA form of fluorochrome used to stain bone tissue osteoimmuneRelating to the skeletal and the immune systems osteoinductiveRelating to osteoinduction.osteokine(biochemistry) A form of cytokine produced in bone cells.osteolineage(cytology) A lineage of bone cells osteolite(mineralogy) A massive impure apatite, or calcium phosphate.osteoneAlternative spelling of osteon.osteophoneAn instrument for transmission of auditory vibrations through the bones of the head, so as to be appreciated as sounds by persons deaf from causes other than those affecting the nervous apparatus of hearing.osteophyteA small, abnormal growth of bone (exostosis, bone spur) that forms along joint margins.osteoproductiveProducing bone.osteoproliferativeRelating to, or causing osteoproliferation osteopromotive(physiology) That promotes the formation of bone tissue osteoprotective(physiology) That protects bone from physical damage osteoregenerativeThat promotes osteoregeneration osteoresorptiveRelating to the resorption of bone tissue osteosutureA surgery in which fragments of broken bone are sutured together.osteosynthesize(surgery) To carry out osteosynthesis osteotomeA medical tool used for cutting or marking bone, used in dental implantation.osteotomize(surgery) To perform an osteotomy ostiariate(Catholicism) The minor order of ostiaries, or porters.ostikanateThe region governed by an ostikan.ostiolateHaving an ostiole.ostiole(mycology) A small hole or opening through which certain fungi release their mature spores.ostomateA person who has had an ostomy, a surgical operation to create an opening in the body for the discharge of body wastes.ostracisableAlternative form of ostracizable.ostraciseNon-Oxford British English standard spelling of ostracize.ostracite(paleontology, archaic) A fossil oyster.ostracizable(rare) Capable of being ostracized.ostracize(transitive, Ancient Greece, historical) To ban a person from a city for five or ten years through the procedure of ostracism.ostracodeAlternative form of ostracod.ostracultureThe commercial production of oysters.ostrasizeMisspelling of ostracize.ostreacultureArchaic spelling of ostreiculture (“oyster farming”).ostreaphileAn lover or aficionado of oysters as food.ostreicultureoyster farming ostreophage(rare) Synonym of ostreophagist.ostrichizePronunciation spelling of ostracize.ostrichlikeResembling or characteristic of an ostrich; struthian ostricizeMisspelling of ostracize.ostridgeObsolete form of ostrich.ostrigeObsolete form of ostrich.ostrisizeMisspelling of ostracize.ostruble(historical) A former currency of Germany and Lithuania in the 1910s and 1920s.osumiliteA hexagonal mineral with the chemical formula (K,Na)(Mg,Fe⁺²)₂(Al,Fe)₃(Si,Al)₁₂O₃₀·H₂O.oswaldofilarineRelating to nematodes of the genus Oswaldofilaria oswaldpeetersite(mineralogy) A monoclinic-prismatic canary yellow mineral containing carbon, hydrogen, oxygen, and uranium.otacoreA music genre of songs with their origins in fan communities (such as that of J-pop) and typically having an electropop beat.otariineAlternative form of otarine.otarine(zoology) Of or relating to the eared seals.otavite(mineralogy) A rare trigonal cadmium carbonate mineral.oteseconazoleA medication for the treatment of vaginal yeast infections.otheoscopeAn instrument for exhibiting the repulsive action produced by light or heat in a vacuum; a modification of the radiometer.otherable(rare) Capable of being othered.othereObsolete spelling of other.otheriseAlternative form of otherize.otherize(transitive) To make or regard (a person, social group, etc.) as alien or different.othersome(now dialectal or poetic) Some others.otherspace(science fiction) A type of space with different physical laws than ordinary space, often permitting faster-than-light travel.otherwaiseObsolete form of otherwise.otherweiseMisspelling of otherwise.otherwhence(formal, now rare) By other means; From otherwhere.otherwhere(now regional) Synonym of somewhere else: elsewhere, in or to some other place.otherwhile(obsolete) At other times; on other occasions.otherwise(manner) Differently, in another way.otherwizeMisspelling of otherwise.otioseHaving no effect.otjisumeite(mineralogy) A triclinic mineral containing germanium, lead, and oxygen.otoconeThe conical part of an otoscope that is inserted into the ear otoconite(anatomy) A mass of otoliths.otocrane(archaic, anatomy) The bony labyrinth.otoendoscopeAn endoscope used to examine the middle ear otoliteAlternative form of otolith.otomassageThe application of passive motion to the tympanic membrane and auditory ossicles.otomicroscopeAn otoscopic microscope otonecine(organic chemistry) A pyrrolizidine alkaloid.otoneuroprotectiveProtecting the inner ear.otophyllosideA particular steroid glycoside.otophysineAny fish of the series Otophysi otoprotectiveThat protects against ototoxicity or other damage to the ear otoscope(medicine) An instrument used for examining the eardrum and interior of the outer ear.otosenine(organic chemistry) An alkaloid found in ragwort (Jacobaea vulgaris, syn. Senecio jacobaea).otosphereA spherical collection of cochlear epithelial cells ottemannite(mineralogy) An orthorhombic-dipyramidal reddish gray mineral containing sulfur and tin.otterlikeResembling or characteristic of an otter (animal).ottermode(slang, bodybuilding, often attributive) A lean and physically-fit physique with well-defined muscles.ottomanlikeResembling or characteristic of an ottoman (furniture).ottrelite(mineralogy) A form of the mineral chloritoid.ottsuke(sumo) A hold on an opponent's arm otwayite(mineralogy) A green orthorhombic hydrated nickel carbonate mineral.ouachititeAn ultramafic variety of damkjernite.ouananiche(dated) Alternative form of wananish.ouarineA howler monkey (Alouatta spp.).oublietteA dungeon only accessible by a trapdoor at the top.ouche(historical or poetic) A brooch or clasp for fastening a piece of clothing together, especially when set with jewels or valuable.ouchie(colloquial, Canada, US, childish) Synonym of owie (“a painful but minor injury”).ouleObsolete spelling of owl.ounceAn avoirdupois ounce, weighing ¹⁄₁₆ of an avoirdupois pound, or 28.349523125 grams.ouphe(obsolete) A small, often mischievous sprite; a fairy; a goblin; an elf.oupireA vampire, an evil spirit.ourayite(mineralogy) An orthorhombic-dipyramidal gray mineral containing bismuth, lead, silver, and sulfur.ourie(Scotland) Chill; having the sensation of cold; drooping; shivering.oursinite(mineralogy) An orthorhombic pale yellow mineral containing cobalt, hydrogen, magnesium, oxygen, silicon, and uranium.ouseObsolete spelling of ooze.ousie(South Africa, slang) A black woman, especially one who works as a maid.outaccelerate(transitive) To accelerate faster than.outachieve(transitive) To surpass in achievement; to achieve more than.outadvertise(transitive) To advertise more or better than.outageA temporary suspension of operation, especially of electrical power supply.outardeAlternative form of outard.outargue(transitive) To argue better than; to defeat in argument.outasiteAlternative spelling of outasight.outbabbleTo babble excessively.outbake(transitive) To surpass in baking; to bake better than.outbalance(transitive) To have more influence or significance than another; to preponderate or outweigh.outbaseA minor storage depot used to back up the transport and delivery operations from the main depot.outbattle(transitive) To overcome in battle.outbike(transitive) To bike better or faster than; to surpass in biking outblaze(transitive) To shine or burn more brightly or intensely than.outbooze(transitive) To outdo in boozing; to drink more alcohol than.outboresimple past of outbear outbrake(transitive, motor racing) To brake late in order to get an advantage over.outbraveTo stand out bravely against; to face up to courageously.outbreathe(transitive) To exhaust or deprive of breath.outbribe(transitive) To surpass in bribery; to bribe more than.outbrokesimple past of outbreak outbulgeTo bulge outward.outbustle(transitive) To surpass in bustling; to be more busily energetic than.outbye(mining) In the direction away from the coal face.outcalculate(transitive) To surpass in calculation; to calculate better or faster than.outcasteAn outcast from the caste system.outcharge(transitive, sports) To surpass in charging, or moving forcefully forward.outchase(transitive) To chase better than; to surpass in chasing.outchieAlternative form of ouchie.outcodeThe first part of a United Kingdom postcode, before the space.outcomeThat which is produced or occurs as a result of an event or process.outcompeteTo be more successful than a competitor; especially to thrive in the presence of an organism that is competing for resources.outcouple(physics) To remove the coupling between two interacting beams of laser light outcue(radio, television) A cue indicating that a portion of broadcast material will shortly end.outcure(transitive) To cure more effectively than; to surpass in curing.outcurse(transitive) To surpass in cursing or swearing.outcurve(baseball) A ball, thrown by the pitcher, that curves away from the batter.outcycleTo exceed or outpace in cycling; cycle faster than (another)outdanceTo dance better than; to outdo in dancing.outdare(transitive) To dare beyond; to be more bold or daring than.outdate(British, rare) Old-fashioned, out of date; outdated.outdazzle(transitive) To surpass by dazzling more than; to outshine.outdebate(transitive) To surpass in debating.outdegree(graph theory) The number of edges directed out of a vertex in a directed graph.outdiffuse(transitive) To diffuse out from a surface outdistance(transitive) To run farther or faster than another, or to finish a race with a large margin.outdodge(transitive) To surpass in dodging.outdonepast participle of outdo outdrive(transitive) To drive a vehicle, etc. farther or better than.outdrovesimple past of outdrive outdure(transitive, obsolete) To endure beyond; to outlast.outedge(transitive, archaic) To edge out.outendure(transitive) To endure beyond; to outlast.outerchange(British, chiefly London, rail transport) A connection between two stations within walking distance of each other but which are not physically connected; used especially where a journey involving such a connection can be done on a single ticket.outercourseSexual activity without vaginal or anal penetration.outerside(dated) An outward side; outside surface.outexecute(sports) To execute plays more successfully than another person or team outexercise(transitive) To exercise more or better than.outfable(transitive) To surpass as a fable; to be more fabulous or fantastical than.outface(transitive) To disconcert someone with an unblinking face-to-face confrontation; to stare down; to withsay outfake(transitive) To fake or fake out more or better than (another)outfame(transitive) To become more famous than, particularly in a competitive sense.outfence(transitive) To fence better than (in the sport of fencing).outfigure(transitive) To outthink.outfinesse(transitive) To show more finesse than; to excel in grace, elegance, or skill.outfire(Sussex) A visit by one bonfire society to join in with the celebrations of another.outflame(transitive, poetic) To burn more brightly than; outshine.outflare(intransitive) To flare outward.outflee(poetic, transitive) To flee beyond; to outrun.outframe(transitive) To frame better than another; exceed or surpass in framing.outfumble(transitive) To surpass in fumbling.outgabble(transitive) To surpass in gabbling or chattering.outgamble(transitive) To surpass in gambling; to gamble more or better than.outgame(transitive) To surpass in gaming; to defeat in a game.outgateAn outlet; a passage outward.outgavesimple past of outgive outgaze(transitive) To gaze beyond; to exceed in sharpness or persistence of seeing or of looking.outgive(transitive) To surpass in giving; to give more than.outglare(transitive) To surpass or outdo in glaring.outglide(transitive) To pass or surpass in gliding; to glide beyond.outgonepast participle of outgo outhandle(transitive) To surpass in handling.outhike(transitive) To hike longer, farther, and/or faster than.outhire(obsolete, rare, transitive) To hire out.outhole(pinball) The hole at the bottom of a pinball table where each ball is eventually lost.outhouse(Canada, US) An outbuilding, typically permanent, containing a toilet or seat over a cesspit.outhustle(US) To do a better job of hustling than outhype(transitive) To exceed in hype.outie(informal) Anything convex; especially:outimagine(transitive) To surpass in imagining.outinfluence(transitive) To surpass in influencing; to have a greater influence than.outintrigue(transitive) To surpass in plots or intrigues.outjie(South Africa) A boy; a guy.outjoke(transitive) To surpass in joking; to outjest.outjuggle(transitive) To surpass in juggling; to juggle more or better than.outjuke(transitive, sports) To perform better jukes on one's opponent.outlance(intransitive) To lance outward.outlane(pinball) One of the outer lanes toward the bottom of a pinball table that cause the ball to drain if not propelled back upwards.outlie(transitive, rare) To lie outside, or at the extremes or periphery of.outlineA line marking the boundary of an object figure.outlitigate(transitive) To defeat in litigation.outlive(transitive) To live longer than; continue to live after the death of; overlive; survive.outlove(transitive) To love more than somebody else.outlustre(poetic, transitive) To surpass in brightness or lustre; to outshine.outmanage(transitive) To surpass in management; to manage better than.outmaneuvreNonstandard spelling of outmaneuver.outmanipulate(transitive) To surpass in manipulation or scheming.outmanoeuvre(British spelling, transitive) To perform manoeuvres or movements more successfully or better than; to surpass or get the advantage of in manoeuvring; to outgeneral.outmarriageMarrying outside one’s own ethnic, religious, or social group.outmate(zoology) To mate with an individual who is not part of one's immediate social group.outmeasure(transitive) To exceed in quantity or extent.outmigrateTo migrate permanently in order to settle somewhere else outmiracle(transitive) To surpass in miraculousness.outmode(transitive) To render (something) no longer fashionable.outmove(transitive) To move faster or more skilfully than; to outmaneuver.outmuscle(transitive) To surpass in a contest involving strength.outname(obsolete, transitive) To exceed in naming or describing.outnice(transitive, rare) To surpass in apparently nice behaviour; to make oneself seem nicer than.outnoiseTo make more noise than.outorganize(transitive) To organize oneself better than.outpace(transitive) To go faster than; to exceed the pace of.outperformanceThe act or state of outperforming outpipeA pipe serving as an outlet.outplaceTo terminate a person's employment, but help the former employee to obtain another post.outplaceeAn employee who is outplaced.outplease(transitive) To surpass in pleasing.outpoise(archaic, transitive) To outweigh.outpopeOnly used in outpope the Pope outpopulate(transitive) To surpass in population; to outnumber.outpraise(transitive) To surpass in praising.outprice(transitive) To sell at a lower price than (another seller).outprize(transitive, obsolete) To prize beyond value, or excessively.outproduce(transitive) To produce more than (another person or entity).outpromise(transitive) To make more or better promises than.outpsycheAlternative form of outpsych.outpurchase(transitive) To purchase more than.outquibble(transitive) To surpass in quibbling.outquote(transitive) To surpass in quotation.outrace(transitive) To travel faster than another in a competitive event.outrageAn excessively violent or vicious attack; an atrocity.outraise(transitive) To raise more of something than (someone else); often used specifically in reference to fundraising outrance(obsolete) The furthest degree or extremity, going beyond bounds or propriety.outrange(transitive) To have a longer range than (another projectile or weapon).outrateTo get a higher rating than something or someone else outrave(transitive) To surpass in raving.outreAlternative spelling of outré.outrecuidance(archaic) Presumption, arrogance, self-conceit.outreproduce(transitive) To surpass in reproducing; to outbreed.outrhyme(transitive) To surpass in rhyming.outride(equestrianism) A trip on a horse outside an enclosed area, a trip on a horse in the open.outrive(obsolete) To rive; to sever.outrodesimple past of outride outromance(transitive) To exceed in romance; to be more romantic than.outrope(transitive) To exceed in roping; to rope better than.outrovesimple past of outrive outrule(transitive) To rule out; to eliminate by deduction.outsave(transitive) To save more money than.outscheme(transitive) To surpass in scheming.outscore(transitive) To score more than.outscrape(intransitive, Scotland, obsolete) To escape outsee(transitive) To see beyond outsegregate(transitive) To promote or follow a more segregationist policy than.outserve(transitive) To serve more or better than.outshake(transitive) To surpass in shaking; to shake more or better than.outshame(transitive) To be more shameful than.outshape(transitive, poetic, archaic) To give external form to.outshineTo shine brighter than something else outshonesimple past and past participle of outshine outshove(transitive) To shove harder or better than; outcompete by shoving outsideThe part of something that faces out; the outer surface.outsilence(very rare) To surpass in being silent.outsizeAn unusually large garment size.outskate(ice hockey, skating, transitive) To skate better than.outslide(poetic) To slide outward, onward, or forward; to advance by sliding.outslopeA slope that is tilted away from a road.outsmile(transitive) To surpass in smiling.outsmoke(transitive) To smoke more than.outsnore(transitive) To snore more or louder than.outsoleThe underside of a shoe or other footwear, which makes contact with the floor.outsophisticate(transitive) To be more sophisticated than.outsource(chiefly US, business, management, transitive) To transfer the management or day-to-day execution of a business function to a third-party service provider.outsourceableCapable of, or suitable for, being outsourced.outspake(archaic) simple past of outspeak outsparkleTo exceed in sparkling.outspokesimple past of outspeak outstable(rail transport, transitive) To park (a rail vehicle) in a station, siding or other location away from the (main) depot.outstare(transitive) To stare at (someone) so hard or long that they look away.outstateOf the part of a state of the United States that is away from major metropolitan areas.outstolesimple past of outsteal outstrategize(transitive) To defeat with superior strategy.outstride(transitive) To surpass in striding, to stride faster or longer.outstrike(transitive) To strike faster or harder than.outstrodesimple past of outstride outstrokeAn outward stroke; specifically, in a steam engine or other engine, a stroke in which the piston is moving toward the crankshaft.outsuave(transitive) To exceed in suaveness.outsurge(intransitive) To surge outward.outsurvive(transitive) To survive longer than; to outlive.outswindle(transitive) To surpass in swindling.outsworesimple past of outswear outtackle(transitive, sports) To surpass in tackling.outtakeA complete version of a recording or film that is dropped in favour of another version, reject.outtieAlternative form of outie.outtire(transitive, archaic) To tire out; to exhaust.outtongue(transitive) To make more noise than, especially in speaking.outtrade(transitive) To trade more or better than.outvalue(transitive) To have a higher value than; to exceed in worth.outvie(transitive) To outdo a competitor or rival.outvillageAn outlying village.outvoice(transitive) To exceed in noise.outvote(transitive) To cast more votes than another outvoyage(transitive) To voyage further or longer than.outwarble(transitive) To surpass in warbling; to outsing.outwaste(ambitransitive) To waste entirely.outwave(transitive) To surpass in waving; to wave more than.outweave(transitive) To surpass in weaving; to weave more or better than.outwile(rare, transitive) To surpass in wile or cunning.outwokesimple past of outwake outworesimple past of outwear outwovesimple past of outweave outwrangle(transitive) To surpass in wrangling.outwrestle(transitive) To defeat or surpass in wrestling.outwriggle(transitive) To surpass in wriggling.outwrite(transitive) To write more or better than.outwrotesimple past of outwrite ouvaroviteArchaic form of uvarovite.ouverture(music) Uncommon form of overture.ouvreMisspelling of oeuvre.ouvriereAlternative form of ouvrière.ouze(UK dialectal) Mud.ovalene(organic chemistry) A polycyclic aromatic hydrocarbon containing eight fused benzene rings.ovaline(nonstandard) Synonym of oval: having an elongated round shape.ovaliseAlternative form of ovalize.ovalizeOf a circle, to become stretched out in one direction, thereby becoming an oval.ovallikeResembling or characteristic of an oval.ovamboite(mineralogy) An isometric-hextetrahedral gray mineral containing arsenic, copper, gallium, germanium, iron, molybdenum, sulfur, tin, tungsten, vanadium, and zinc.ovariectomiseAlternative form of ovariectomize.ovariectomize(transitive) To remove the ovaries from.ovariole(insectology) a tubular component of the insect ovary, a basic unit of egg production ovariotomize(transitive) To perform an ovariotomy upon.ovateShaped like an egg.ovenableSuitable for use in an oven.ovenette(cooking) A small oven.ovenlikeResembling an oven, especially in shape ovenwareCooking utensils that can be safely used in an oven.overabundanceAn excess of what is needed or is appropriate.overabuseExcessive abuse.overaccelerate(ambitransitive) To accelerate too much.overaccentuateTo accentuate too much.overacceptanceExcessive acceptance.overaccessorize(intransitive) To adorn oneself with too many accessories.overaccommodate(transitive) To be too accommodating towards.overaccommodative(sociolinguistics) excessively accommodative overaccumulateTo accumulate excessively overaccurateExcessively accurate.overachieveTo achieve more or at a higher level of quality than was expected.overactivateTo activate excessively overactiveExcessively active.overadditiveMore than additive overadvantageThe state or condition of having excessive advantage.overadvertiseTo advertise excessively.overaerateTo aerate excessively.overageHaving an age that is greater than a stipulated minimum.overaggrandizeTo make greater than is appropriate.overaggravate(transitive) To aggravate excessively.overaggressiveOverly aggressive; of a personality, action or behavior having excessive aggression.overagitateTo agitate excessively.overagonize(intransitive) To agonize excessively.overallocate(transitive) To allocate too much of.overamperageSynonym of overcurrent.overanaesthetiseAlternative form of overanaesthetize.overanaesthetizeTo anaesthetize excessively overanalyseAlternative spelling of overanalyze.overanalyze(transitive) To analyze too much or in too much detail.overanesthetize(transitive) To give too much anesthetic to.overanimate(transitive) To animate excessively.overannotateTo add too many annotations.overapologize(intransitive) To apologize excessively.overappraise(transitive) To appraise at too high a value.overapprehensiveExcessively apprehensive.overapproximate(transitive) To form an overapproximation of.overargue(ambitransitive) To argue excessively.overargumentativeExcessively argumentative.overarrange(transitive) To arrange excessively or too precisely.overarticulate(transitive) To articulate excessively.overassertiveToo assertive.overatesimple past of overeat overattentiveExcessively attentive overattribute(transitive) To attribute too much.overawe(transitive) To restrain, subdue, or control by awe; to cow.overbake(transitive) To bake too much: for too long, at too high a temperature, or both.overbalanceTo be more important than; to outweigh.overbatheTo bathe excessively.overbattle(dialectal or obsolete) Too fertile; too rich.overbearance(rare or obsolete) Overbearing behaviour; arrogance; imperiousness.overbide(transitive, obsolete) To outlive; survive.overbite(dentistry) A malocclusion in which the upper teeth extend over the lower ones.overblame(transitive) To blame excessively.overblitheExcessively blithe.overblouseA blouse that is worn outside of the waistband (of a skirt or trousers)overbodesimple past of overbide overbodiceA garment that fits over the bodice of a woman's outfit and lets a part of the bodice show.overbore(firearms) Such that the capacity of the burning cartridge powder is greater than the volume within the barrel.overbornesimple past and past participle of overbear overbrake(ambitransitive) To brake (a vehicle) excessively; to apply the brake too much.overbraveExcessively brave.overbreathe(intransitive) To hyperventilate.overbribe(transitive) To give too large a bribe to.overbridge(British) A bridge that allows traffic to pass over a road, river, railway etc.overbrillianceExcessive brilliance.overbrokesimple past of overbreak overbrowse(ambitransitive) To browse (eat vegetation) too much, to the detriment of the environment.overbubbleTo bubble over, especially with exuberance or enthusiasm.overburdensomeToo burdensome.overcaffeinate(ambitransitive) To imbibe or cause to imbibe too much caffeine.overcalculateTo calculate as being greater than is actually the case overcamesimple past of overcome overcapacitate(transitive) To exhaust the capacity of.overcapitalize(transitive) to estimate the value of a company, stock etc too highly overcare(intransitive) To care too much.overcarriageThe transportation of cargo beyond its intended destination.overcarve(transitive) To carve too much or too deeply.overcategorize(transitive) To categorize more than is suitable or necessary.overcelebrateTo overindulge in activities that celebrate something; to party too hard.overcentraliseAlternative form of overcentralize.overcentralize(transitive) To centralize too much.overchallenge(transitive) To challenge to an excessive degree.overchanceOccurring more than expected by mere chance or probability.overchangeExcessive or overly frequent change; fickleness overcharge(ambitransitive) To charge (somebody) more money than the correct amount or to surpass a certain limit while charging a bill.overcharitableExcessively charitable.overchlorinate(transitive) To chlorinate excessively.overchoiceAn excessive amount of choice overcite(ambitransitive) To cite too much.overcivilize(transitive) To civilize excessively.overclockableSuitable for overclocking.overcloseIn too great a proximity.overclosure(dentistry) Quality or degree of being overclosed.overclothe(transitive) to clothe over; enwrap in/with clothing overcoddle(transitive) To coddle too much; to treat with too much care.overcode(countable, research methods) A code used to represent multiple (possibly unrelated) data items.overcoherenceThe condition of being overcoherent overcollateralize(transitive) To collateralize for too large an amount.overcomableAlternative form of overcomeable.overcome(transitive) To surmount (a physical or abstract obstacle); to prevail over, to get the better of.overcomeableable to be overcome; surmountable.overcommercialize(transitive) To make excessively commercial.overcommunicateTo communicate too much.overcompartmentalize(transitive) To compartmentalize more than is suitable or necessary.overcompassionateShowing too much compassion.overcompensate(intransitive) To do an excessive amount in one area in an effort to overcome a perceived lack in another area.overcompensativeExcessively compensative overcompetitiveExcessively competitive.overcomplete(mathematics) Describing a frame (in linear algebra) having a set of functions more than a basis overcomplianceCompliance beyond what is necessary.overcomplicate(transitive) To make something excessively complicated.overconcentrateTo concentrate excessively.overcone(mathematics) A morphism from a diagonal overfunctor to the base category of the overcategory.overconfidenceAn excessive or unwarranted degree of confidence.overconfluence(biology) Excessive confluence overconservativeExcessively conservative.overconsiderateExcessively considerate.overconsolidateTo consolidate too much.overconsumeTo consume too much.overcontextualize(transitive) To contextualize excessively.overcontributeTo contribute in excess of a standard or expectation.overconvergenceQuality of being overconvergent.overcoverageExcessive coverage overcreativeExcessively creative.overcriticizeTo criticize too much.overcultivate(transitive) To cultivate excessively.overcultureThe dominant culture in a society, whose mores, traditions, and customs are those normally followed in public, as opposed to a subculture.overcure(transitive) To cure (meat, etc.) excessively.overcuteExcessively or cloyingly cute; saccharine; cutesy.overdangleTo dangle from above.overdare(intransitive) To dare too much or rashly; to be too daring.overdate(numismatics) A coin on which one date is superimposed over traces of another (due to reuse of a die).overdazzle(transitive) To dazzle excessively.overdecorateTo decorate or embellish to an excessive degree overdecorativeExcessively decorative.overdede(obsolete) Overdoing; excess.overdefensiveExcessively defensive.overdeferenceExcessive deference.overdefine(transitive) To define too rigidly, or in too much depth.overdeliberateExcessively deliberate.overdelicateExcessively delicate.overdenseExcessively dense; especially more dense than is necessary to form a galaxy.overdentureA type of dental prosthesis that is not permanently fixed in place, but can be disconnected from the implant abutments with finger pressure by the wearer.overdependenceExcessive reliance or dependence on something.overdepressiveExcessively depressive.overdescribeTo provide an overly detailed description.overdescriptiveExcessively descriptive.overdesperateExcessively desperate.overdestructiveToo destructive.overdetermine(of a problem or question) To give too many constraints, so that no solution is available.overdeterrenceExcessive deterrence overdiagnose(medicine) To diagnose something more often than it actually occurs.overdiffuseExcessively diffuse.overdiligenceExcessive diligence.overdilute(transitive) To dilute excessively.overdiscipline(transitive) To discipline excessively.overdisclosureExcessive disclosure overdiscourage(transitive) To discourage excessively.overdisperse(transitive) To disperse too much or too far.overdispersive(statistics) Exhibiting or relating to overdispersion.overdistributeTo distribute too much or too widely.overdiurese(ambitransitive) To cause or undergo overdiuresis.overdivergenceA divergence to an excessive degree.overdiverseExcessively diverse.overdivide(transitive) To divide too much, or into too many groups or categories.overdomesticate(transitive) To domesticate excessively.overdominance(genetics) The case in which a heterozygote has a higher fitness or more extreme phenotype than either homozygote.overdominateTo dominate excessively.overdoneCooked too much.overdosageExcessive dosage; taking too much of a pharmaceutical drug.overdoseAn excessive and dangerous dose of a drug.overdrainageexcessive drainage overdramatise(British spelling) Alternative spelling of overdramatize.overdramatizeTo dramatize to excess; to make overdramatic.overdrape(transitive) To drape (something) over something else.overdribble(basketball) To dribble the ball excessively.overdrive(transitive) To drive too hard, or far, or beyond strength.overdrovesimple past of overdrive overdueLate; especially, past a deadline or too late to fulfill a need.overduplicateTo duplicate excessively overdye(transitive) To dye (something already coloured) with another colour.overedge(sewing) To overlock.overeducateTo educate too much.overeffusiveExcessively effusive.overelaborateExcessively elaborate.overeleganceExcessive elegance.overelianceMisspelling of overreliance.overelongateTo elongate excessively overembrace(transitive) to embrace too often or to an excessive degree overemoteTo display emotion excessive for the situation.overemotionalize(transitive) To make too emotional.overemotiveExcessively emotive.overemphasiseNon-Oxford British English standard spelling of overemphasize.overemphasizeTo place too much emphasis on; to overstate the importance of.overencapsulateTo encapsulate excessively overencourageTo encourage too much.overencumbranceAn excessive encumbrance.overenforce(transitive) To enforce excessively.overenunciate(ambitransitive) To enunciate too strongly.overestimateTo judge or calculate too highly.overevaluate(transitive) To evaluate and rank too highly; overvalue.overexaggerateTo exaggerate, to overstate excessively.overexcitableExcessively excitable overexcite(transitive) To excite to an excessive degree.overexerciseTo exercise to an excessive degree.overexfoliateTo exfoliate excessively.overexoticize(transitive) To exoticize excessively; to make something appear overly exotic.overexpansiveToo expansive.overexpenditureAn excessive expenditure overexploitativeExcessively exploitative overexposeTo expose excessively.overexposureExcessive exposure.overexquisiteExcessively exquisite; too exact or careful.overextensiveToo extensive.overextrapolateTo extrapolate excessively.overexuberanceExcessive exuberance overeye(transitive, obsolete) To superintend; inspect; observe; witness.overfaceThe upper side or upward-facing surface of an object.overfacileExcessively facile.overfare(transitive) To go over; pass; traverse.overfatigue(transitive) To fatigue to excess; to tire out.overfeature(transitive) To feature excessively.overfeeble(literary, now rare) Feeble to an excessive or debilitating degree.overfeminineExcessively feminine.overfeminize(transitive) To feminize excessively.overfertilize(transitive) To treat (plants) with too much fertilizer.overfierce(rare) Excessively fierce; overly ferocious.overfinance(transitive) To finance too much.overfineExcessively fine overfireOf a boiler, furnace, or other heating device: relating to components or other things that are located above the fire.overflowableCapable of being overflowed.overfondle(transitive) To fondle excessively.overforceExcessive force; violence.overfreeExcessively free (liberal, familiar, or liberated).overgambleTo gamble excessively.overgavesimple past of overgive overgaze(poetic) To gaze; to overlook.overgenderize(rare) To genderize too much; to unnecessarily assign masculine or feminine qualities to.overgeneraliseAlternative spelling of overgeneralize.overgeneralizeTo discuss or regard something in terms that are too general, and thereby ignore significant details or differences.overgenerate(natural language processing) To assign meaning to incorrect sentences.overgentleExcessively gentle.overgestureTo gesture excessively.overgive(ambitransitive) To give too lavishly.overglamorize(transitive) To glamorize too much.overglance(poetic, transitive) To glance over.overglazeThe outer layer or coat of glaze on a piece of pottery overgorgeTo gorge to excess.overgraceTo grace excessively.overgrade(bridge-building) Having the truss above the roadway.overgratitudeExcessive gratitude.overgraze(transitive) to graze land excessively, to the detriment of the land and its vegetation overguaranteeTo guarantee excessively.overguesstimate(slang) To overestimate.overhale(transitive) To draw or haul over; overhaul.overhandle(transitive) To handle excessively.overhasteExcessive, often undue haste.overhateTo hate excessively.overhaulableCapable of being overhauled.overheave(intransitive, obsolete) To overcast.overhie(chiefly Scotland) To overtake; to catch up with.overhire(intransitive) To hire too many employees.overhomogenize(transitive) To homogenize to excess.overhopeExcessive hope or anticipation; presumption.overhouseStretched along the roofs of buildings, rather than on poles or underground.overhugeExcessively huge.overhumaniseAlternative spelling of overhumanize.overhumanize(transitive) To overly humanize a nonhuman or subhuman entity.overhydrate(ambitransitive) To hydrate too much.overhype(transitive) To promote or publicize excessively.overidealize(transitive) To idealize to too great an extent.overidleExcessively idle.overillustrate(transitive) To illustrate excessively.overimaginativeExcessively imaginative.overimagine(transitive) To imagine with excessively elaborate detail, or in an exaggerated fashion.overimitate(transitive) To imitate excessively.overimitativeExcessively imitative.overimmunizeTo provide with more immunizations than is necessary.overimposablesuperimposable overimpose(transitive) To impose too much or too often.overincarcerate(transitive) To incarcerate too many of (a certain group).overinclusiveToo inclusive; tending to include too much.overindulge(ambitransitive) To indulge to excess.overindulgenceAn act of overindulging; indulgence in too much; pleasure or consumption taken in excess of what is satisfying or necessary.overindustrialiseAlternative form of overindustrialize.overindustrialize(transitive) To industrialize to an excessive degree.overinflateTo inflate excessively; to provide too much inflation overinfluence(transitive) To influence unduly or excessively.overinformativeExcessively informative.overinitiateTo initiate excessively overinquisitiveExcessively inquisitive.overinsistenceExcessive insistence.overinstitutionalize(transitive) To institutionalize excessively.overinsuranceThe act of insuring something for too great a value; excessive insurance.overinsure(transitive) To insure for too great a value.overintellectualiseNon-Oxford British English standard spelling of overintellectualize.overintellectualize(transitive) To treat something in an excessively intellectual manner.overintenseExcessively intense.overinternalize(rare, ambitransitive) To tend to take responsibility for things one isn't responsible for.overintimateExcessively intimate.overintricateExcessively intricate.overirrigate(transitive) To irrigate excessively.overissuanceExcessive issuance.overissue(transitive) To issue too much or too many of.overite(mineralogy) A form of segelerite in which the iron is replaced by aluminium.overjudge(transitive) To judge excessively or too harshly.overkneeReaching above the knee.overlace(transitive) To spread over in a crossing pattern.overlade(transitive) To load with too great a cargo or other burden; overburden; overload.overlaminateAn outer layer of lamination.overlappableCapable of being made to overlap.overlargeExcessively large; too big; oversize.overlateToo late; exceedingly late.overleave(transitive) To leave (something) over; cause to remain or be left.overlegislateTo create more rules than is necessary or sensible.overleverageExcessive leverage.overlieTo lie over or upon overlime(transitive) To treat (soil) with too much lime.overlineSynonym of overbar.overlitigateTo litigate excessively.overlive(transitive) To survive; to live past.overloadable(programming) That can be overloaded.overlookableThat can be overlooked; ignorable.overloveTo love too much.overlubricate(transitive) To lubricate too much.overluxurianceexcessive luxuriance overmake(transitive) To make over or anew; recreate; remake.overmanage(transitive, business) To manage excessively; to micromanage.overmanipulate(transitive) To manipulate too much.overmantleThe region above a mantlepiece.overmanure(agriculture, transitive) To fertilize with too much manure.overmassive(astronomy) Of a star: having a greater mass than is typical for its type.overmatureExcessively mature.overmeasureTo measure or estimate with a result that is larger than it should be.overmeddleTo meddle unduly or excessively.overmedicalize(transitive) To medicalize too much.overmedicateTo medicate excessively overmickle(Scotland, archaic) overly; too much overmigrateTo migrate excessively overmilitarizeTo militarize excessively, or to overemphasize military solutions and approaches overmine(transitive) To mine excessively.overminuteExcessively minute.overmoderate(ambitransitive) To moderate excessively.overmodernizeTo modernize excessively.overmodulate(transitive) To modulate too much.overmoistureAn excess of moisture.overmore(obsolete) beyond overmortgageTo take out a mortgage for too much money.overmultitudeAn large excess in numbers.overname(obsolete, transitive) To name over or in a series; to recount.overnegligenceexcessive negligence overneutralize(transitive) To make more neutral than required or expected, or (chemistry) beyond the neutral pH value.overniceExcessively nice or fastidious.overnimbleExcessively nimble.overnite(US) Informal spelling of overnight.overnoise(obsolete, rare, transitive) To overpower with noise.overnurseTo nurse excessively.overobedienceexcessive obedience overobeseExcessively obese.overoffensiveExcessively offensive.overoperateTo perform too many surgical operations.overoptimizeTo optimize excessively.overorchestrate(transitive) To plan too elaborately.overorganize(transitive) To organize in too much detail.overornateExcessively ornate.overoxygenateTo oxygenate excessively, that is, to give (a patient) too much oxygen therapy.overpackage(transitive) To package wastefully in more material than necessary.overpageOver the page; on the next page of the document.overparameteriseAlternative form of overparameterize.overparameterize(transitive, intransitive, statistics) To use an excessive number of parameters.overparametrizeTo parametrize excessively overparenthesizeTo use excessive parenthesis.overpassionateExcessively passionate.overpenaliseAlternative form of overpenalize.overpenalizeTo penalize excessively overpenetrate(intransitive, transitive, weaponry, of a bullet or other projectile) To pass completely through a target and out the other side, potentially striking another person or object located further downrange.overpensiveExcessively pensive.overpeople(transitive) To people too densely; overpopulate.overperceive(transitive) To perceive to a greater degree than actually exists.overperformancethe act of overperforming overperfumeTo perfume excessively.overpermissiveExcessively permissive; allowing too much leeway.overpersonaliseAlternative form of overpersonalize.overpersonalize(transitive) To attribute too much of the cause of something to personal decisions and willpower, and not enough to other factors.overpersuadeTo win someone over through persuasion; to convince (someone) to do something against their own judgement or wishes.overpicture(transitive, obsolete) To surpass nature in the picture or representation of; describe or portray with exaggeration.overpile(transitive) To pile too high.overplace(transitive) To place too high in a ranking.overplateIn armour, a large pauldron protecting the shoulder, or a cubitiere protecting the elbow.overplausibleExcessively plausible.overpleaseTo please excessively.overplenitudeExcessive plenitude.overplusageOverplus; excess.overpoise(chiefly figurative) That which outweighs; excessive weight.overpole(transitive, metallurgy) To pole excessively.overpolice(transitive) To police too much, as by patrolling a neighborhood excessively or meting out a punishment incommensurate to the severity of a crime.overpoliteexcessively polite overpoliticize(transitive) To politicize excessively.overpolymerizeTo polymerize excessively overpopulateTo fill with too many individuals; to exceed the capacity of a region to contain the population.overpositiveExcessively positive.overpossessiveExcessively possessive.overpowerableAble to be overpowered.overpraiseTo praise to an excessive degree.overpreciseExcessively precise; more accurate than is needed.overprepare(transitive) To prepare excessively; to make ready more than is necessary for a specific future purpose.overprescribe(transitive) To prescribe (a drug) more frequently than appropriate.overpresence(rare) Excessive presence.overpressureexcess or markedly elevated pressure, especially a transient high pressure due to a shock wave overpressuriseAlternative spelling of overpressurize.overpressurize(transitive) To pressurize excessively.overpriceto give a commodity an excessive price overprime(transitive) To prime with too much fuel.overprioritizeTo assign too high a priority to.overprize(transitive) To prize excessively; to overvalue.overproduceTo produce more of something than one can use or sell.overproductiveExcessively productive; producing more than desired or necessary.overprogrammeAlternative form of overprogram.overproliferateTo proliferate excessively.overproliferativeExcessively proliferative overprominenceExcessive prominence.overpromiseTo promise more than is delivered.overpromote(transitive) To promote excessively.overpronateTo pronate to an excessive degree.overpronounce(transitive) To give an exaggerated pronunciation to.overproportionateoverproportioned overprosecute(transitive) To prosecute (a crime or community) excessively.overprotectiveExcessively protective, wanting to give too much protection (especially to children).overprove(transitive) to prove excessively or beyond what is asked or required overprovokeTo provoke excessively.overprune(transitive, horticulture) To prune too much.overpsychologize(transitive) To psychologize excessively.overpublicize(transitive) To publicize excessively.overpulse(electronics) An electric pulse that spikes above normal operating levels.overpunctuateTo punctuate excessively.overpurchaseTo buy too much of something.overpursue(transitive) To pursue too far.overquote(ambitransitive) To give a quotation (price estimate) that is too high.overrace(transitive) To race too often.overrake(transitive) To rake over, or sweep across, from end to end, as waves break over a vessel anchored with its head to the sea.overrangeInput to an instrument beyond the range of values it is designed to handle.overrateTo esteem too highly; to give greater praise than due.overrationalize(transitive) To rationalize excessively.overreactiveToo reactive; tending to overreact.overreference(transitive) To reference too much or too often.overrefine(transitive) To refine to an excessive degree.overreflectiveExcessively reflective.overregularize(linguistics, intransitive) To apply (a rule of language) too widely.overregulateTo regulate to a greater degree than appropriate.overrelianceExcessive reliance.overreplaceTo replace in excess overrepleteExcessively replete.overreplicateTo replicate excessively overreserve(finance, intransitive) To put an excessive amount of money in reserve.overresoluteExcessively resolute.overresponseexcessive response overresponsiveExcessively responsive.overrestore(transitive) To impair (an old artwork, building, etc.) by restoring it too enthusiastically.overrestrictiveExcessively restrictive.overresuscitate(medicine, transitive) To administer an excessive amount of fluid during an attempt to resuscitate (somebody).overridableThat can be overridden.override(transitive) To ride across or beyond something.overrideableAlternative form of overridable.overrifeExcessively rife.overripeExcessively ripe; spoiled; gone bad.overrise(of dough, ambitransitive) To rise excessively.overrobeA robe designed to be worn over other clothing, particularly another robe.overrodesimple past of override overromanticize(transitive) To romanticize too much.overrosesimple past of overrise overrotate(ambitransitive) To rotate too far.overrude(rare) Too rude; more rude than necessary or desirable.overrulableThat can be overruled.overrule(transitive) To rule over; to govern or determine by superior authority.oversaleThe sale of more of something than can be supplied.oversample(statistics) To sample additional members of a subpopulation, above and beyond the members included in the main sample.oversanguineToo sanguine; overconfident, too disposed to hopes of success.oversaturateTo saturate to excess.oversauce(transitive) To cover (food) with too much sauce.oversave(intransitive) To save more money than is necessary or prudent.overscaleOut of scale; much too large for the context in which it exists overscareTo scare too much.overschedule(transitive) To overfill the schedule of.overscoreSynonym of overbar.overscribble(transitive) To scribble over.oversecrete(medicine) to secrete excessively oversecureSecure beyond necessity.oversedate(transitive) To sedate excessively.oversee(literally) To survey, look at something in a wide angle.overseeableThat can easily be looked over.overselectiveExcessively selective.oversensationalize(transitive) To sensationalize too much.oversenseTo sense or detect too much, or more than is actually present.oversensibleExcessively sensible.oversensitiveHaving excessive sensitivity; reacting to stimuli too readily; thin-skinned.oversentimentalize(transitive) To sentimentalize excessively.overserve(transitive) To serve too much (especially alcohol to an intoxicated person).overservice(transitive) To provide with excessive service.overservileExcessively servile.oversevere(rare) Excessively severe.oversexualize(transitive) To sexualize excessively.overshadeTo cast a shadow over, to overshadow.overshakeTo shake too much.overshape(transitive) To transform; alter.overshare(transitive) To share too much or in excess.overshaveTo shave excessively.overshine(poetic) To shine over or upon; to illumine.overshoeA shoe worn over an ordinary shoe, as:oversideLocated or positioned over the side, especially of a ship.oversimpleExcessively simple; lacking the necessary complexity.oversincereExcessively sincere.oversite(construction) Laid over the ground, or built above an existing site.oversizeLarger than normal.oversleeveA protective sleeve worn over a normal one.overslide(transitive) To slide over or past.oversmoke(transitive) To smoke (bees, food being cured, etc.) excessively.oversocialize(intransitive) to socialize too much oversolicitudeExcessive solicitude.overspace(transitive, typography) To separate with too much space; to set too far apart.overspecialiseNon-Oxford British English standard spelling of overspecialize.overspecializeTo specialize to an excessive degree.overspeculate(finance) To spend too much money in speculation.overspeculativeExcessively speculative.overspice(transitive) To add too much spice to (a dish).overspokesimple past of overspeak oversprinkle(transitive) To sprinkle over.oversquare(of an engine) having a cylinder with a greater bore than stroke.overstabilizeTo stabilize excessively overstableOf, pertaining to, or causing overstability.overstage(theater, of lighting, machinery etc) Above the stage.overstaleExcessively stale.overstare(obsolete) To stare wildly.overstarve(rare) To starve too much.overstate(transitive) To state or claim too much.overstifle(transitive) To stifle excessively.overstimulate(transitive) To stimulate to an excessive degree; to expose to excessive stimulation.overstimulativeExcessively stimulative.overstoke(transitive) To stoke excessively, creating too large a fire in a fireplace, furnace, firebox, etc.overstoreTo overstock; to save more than is needed.overstowageThe act of overstowing.overstride(intransitive) To run or walk with an overly long stride.overstrike(transitive) To cover up (a design, mark etc.) by stamping another on top of it; to superimpose a mark or logo on (a coin, stamp, etc.).overstriveTo strive excessively.overstrodesimple past and past participle of overstride overstrovesimple past of overstrive overstructureThe upper structure or superstructure.oversublimeExcessively sublime.oversubscribeTo subscribe to an extent that is greater than the availability.oversubsidize(transitive) To subsidize too much.oversubtileObsolete form of oversubtle.oversubtleExcessively subtle.oversuperlative(rare) Overly superlative; of excessive superlativeness.oversupinateTo supinate to an excessive degree.oversureExcessively sure.oversurveillanceAn excessive degree of surveillance.oversusceptibleExcessively susceptible.oversworesimple past of overswear oversynthesize(biochemistry) To produce oversynthesis oversystematiseAlternative spelling of oversystematize.oversystematizeTo systematize to excess.overtackle(fishing) To use or equip with excessive tackle.overtakableThat can be overtaken overtakeTo pass a slower moving object or entity (on the side closest to oncoming traffic).overtakeableAlternative form of overtakable.overtalkativeExcessively talkative.overtameExcessively tame.overtemperatureA temperature that is significantly higher than that encountered in normal operation overtenseExcessively tense.overtheorize(intransitive) To theorize too much.overthrowableCapable of being overthrown.overtildeA tilde placed over another character.overtillageexcessive tillage; the process of overtilling overtime(uncountable) Working time outside of one's regular hours.overtire(transitive) To tire excessively.overtitleTo give too high a title or status to.overtone(physics, music) A tone whose frequency is an integer multiple of another; a member of the harmonic series.overtoppleTo topple over; to overturn (typically something precarious or unstable)overtorqueThe production of excessive torque in an engine.overtrace(transitive) To trace over.overtradeTo trade beyond one's capital; to buy goods beyond the means of paying for or selling them overtrample(transitive) To trample over.overtriageTo make such a misguided triage assessment.overtube(surgery) A protective tube used during endoscopy, typically during removal of a foreign body overtumble(intransitive) To tumble over; to trip; to fall over.overture(often in plural) An approach or proposal made to initiate communication, establish a relationship etc.overturnableCapable of being, or liable to be, overturned or subverted.overtypeTo type on top of something already typed.overurge(transitive) To urge excessively.overusageexcessive usage overuse(transitive) To use too much of (something); to use (it) too often.overutiliseAlternative form of overutilize.overutilizeTo utilize excessively overvaccinateTo vaccinate too often, or too many members of a population.overvaluableExcessively valuable.overvalueTo assign an excessive value to something.overvehemenceExcessive vehemence.overventilateTo ventilate excessively overventuresomeExcessively venturesome.oververboseExcessively verbose or wordy.overviewableAble to be overviewed.overvoice(transitive) To voice (a sound) too strongly.overvoltageThe hazardous condition that occurs when the voltage in a circuit is raised above that for which it was designed.overvote(US politics) A case in which a voter has marked a ballot for more choices than allowed by the rules overweightage(India) Extra or undue weight or importance.overwhelmableCapable of being overwhelmed.overwideExcessively wide.overwipe(transitive) To wipe too much.overwire(transitive) To wire more, or to a greater level, than is necessary.overwiseExcessively wise; too clever for one's own good.overwokeoverzealous in the use of the word woke overworesimple past of overwear overwrestle(transitive, archaic) To defeat or overcome by wrestling.overwritableCapable of being overwritten.overwrite(transitive, computing) To destroy (older) data by recording new data over it.overwriteableAlternative form of overwritable.overwrotesimple past of overwrite ovibovineOf or relating to the genus Ovibos.ovicaprineSynonym of ovicaprid.ovicapsule(anatomy) The outer layer of a Graafian follicle.ovicellate(cytology) Having oval cells ovicideAny substance designed to kill eggs, especially the eggs of insects.ovicultureThe rearing and care of sheep.oviductosome(biology) An oviductal extracellular vesicle ovine(comparable) Of, being, pertaining to, or resembling a sheep; also, (not comparable) of an animal: from the genus Ovis.oviscape(entomology) The oviscapte or ovipositor.oviscapte(entomology) The oviscape or ovipositor.ovochymase(biochemistry) A protease, similar to chymotrypsin, released during Xenopus laevis egg activation ovoperoxidase(biochemistry) Any peroxidase from an egg or oocyte ovophileA mouthbrooding member of the fish family Cichlidae.ovoprotectiveThat provides ovoprotection ovovitellineRelating to egg yolk ovulate(intransitive) To produce eggs or ova.ovule(zoology) An immature ovum in mammals.owambeAlternative form of owanbe (“Elaborate or Flamboyant Yoruba party”).owanbeAn elaborate Yoruba party with food and dancing.oware(games) A board game of the mancala family which originated in Africa, and is reputedly the oldest game in the world.owcheObsolete form of ouch (a jewel).owchieAlternative form of ouchie.owe(ditransitive) To be under an obligation to give something back to someone or to perform some action for someone.owensite(mineralogy) An isometric-hexoctahedral black mineral containing barium, copper, iron, lead, nickel, and sulfur.owllikeResembling or characteristic of a owl.ownableCapable of being owned ownage(baseball) The situation where one player has a history of domination over another player.owneObsolete spelling of own.ownsomeMarked by possession, ownership, or belonging; proper.owreObsolete form of hour.owtchieAlternative form of ouchie.owtte(Internet slang, text messaging, exam mark schemes) Or words to that effect.owwieAlternative form of owie.owyheeite(mineralogy) An orthorhombic-dipyramidal gray-white mineral containing antimony, bismuth, lead, silver, and sulfur.oxabicycloheptene(organic chemistry) A bicyclic heterocycle composed of a cycloheptene ring attached to an oxacycloheptene ring by a single bond oxaborole(organic chemistry) 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 from an oxazole by replacing the nitrogen atom with one of boron oxacarbazepineAlternative form of oxcarbazepine.oxacilinaseMisspelling of oxacillinase.oxacillinase(biochemistry) Any of the OXA group of beta-lactamases, found mainly in Acinetobacter species.oxacycle(organic chemistry) A heterocyclic compound with oxygen in the ring.oxacycloheptene(organic chemistry) A heterocycle composed of a cycloheptene ring in which one of the methylene (-CH₂-) groups has been replaced by an ether (-O-) group oxacyclopentane(organic chemistry) A relatively unreactive water-miscible compound with desirable properties as an organic solvent.oxacyclopropane(organic chemistry) Synonym of epoxide.oxadiazepine(organic chemistry) Any of several isomeric seven-membered, unsaturated heterocycles containing four carbon atoms, two nitrogen atoms, one oxygen atoms and three double bonds oxadiazinane(organic chemistry) A six-membered saturated heterocycle containing three carbon atoms, two nitrogen atoms and one oxygen atom; any derivative of this compound oxadiazine(organic chemistry) An unsaturated six-membered heterocycle having three carbon atoms, one oxygen atom, two nitrogen atoms and two double bonds oxadiazole(organic chemistry) Any five-membered heterocycle having two carbon atoms, two nitrogen atoms, one oxygen atom, and two double bonds oxadiazolone(organic chemistry) A derivative of oxadiazole having a carbonyl group adjacent to the oxygen atom oxaflozaneAn antidepressant and anxiolytic drug.oxagrelate(pharmacology) A phosphodiesterase inhibitor.oxalacetateAlternative form of oxaloacetate.oxalamide(organic chemistry) The amide of oxalic acid; any N-derivative of this compound oxalate(organic chemistry) Any salt or ester of oxalic acid.oxaldehyde(chemistry) glyoxal oxaldihydrazone(organic chemistry) The dihydrazone of oxalic acid oxalethyline(organic chemistry) A poisonous nitrogenous base, C₆H₁₀N₂, obtained indirectly from oxamide as a thick clear oil with a strong odour and a physiological action resembling that of atropine.oxaline(archaic, organic chemistry)imidazole oxalite(mineralogy) A yellow mineral, one of the oxalates of iron.oxaloacetate(organic chemistry) Any salt or ester of oxaloacetic acid.oxalocrotonate(organic chemistry) Any salt or ester of oxalocrotonic acid oxaloglutarate(organic chemistry) Any salt or ester of oxaloglutaric acid oxalomalate(organic chemistry) Any salt or ester of oxalomalic acid oxalosuccinate(organic chemistry) Any salt or ester of oxalosuccinic acid.oxaluramide(organic chemistry) oxalan oxalurate(obsolete, chemistry) A salt of oxaluric acid.oxalylglycine(organic chemistry) An amide formed from condensation of oxalic acid and the amino group of glycine; it is an inhibitor of some classes of enzymes oxamate(chemistry) The carboxylate anion of oxamic acid.oxamethane(chemistry) Ethyl oxamate, obtained as a white scaly crystalline powder.oxamethylane(obsolete, chemistry) methyl oxamate oxamide(organic chemistry) 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(organic chemistry) One of a series of bases containing the amido and isonitroso groups united to the same carbon atom.oxammite(mineralogy) An orthorhombic-disphenoidal mineral containing carbon, hydrogen, nitrogen, and oxygen.oxamniquine(pharmacology) An anthelmintic drug with schistosomicidal activity against Schistosoma mansoni.oxamphetaminehydroxyamfetamine oxanamideAn anxiolytic and muscle relaxant.oxandrolone(pharmacology) An androgenic anabolic steroid C₁₉H₃₀O₃ administered orally especially to promote weight gain (as after extensive surgery or a chronic infection) and to relieve bone pain in osteoporosis.oxane(organic chemistry) Tetrahydropyran.oxanilate(chemistry) A salt of oxanilic acid.oxanilide(organic chemistry) A white crystalline substance resembling oxanilamide, obtained by heating aniline oxalate, and regarded as a double anilide of oxalic acid; diphenyl oxamide.oxanorbornene(organic chemistry) Any of several oxygen-containing heterocycles derived from norbornene, especially those that are used to make polymers oxanthrene(organic chemistry) The tricyclic heterocycle consisting of two benzene rings fused to that of a dioxin ring oxapentane(organic chemistry) An ether formally formed from pentane by replacing a methylene group by an oxygen atom oxaphosphine(organic chemistry) The six-membered unsaturated heterocycle containing four carbon atoms, one oxygen atom, one phosphorus atom and two double bonds oxaphosphole(organic chemistry) The unsaturated five-membered heterocycle having three carbon atoms, one oxygen atom, one phosphorus atom and two double bonds.oxaprotilineA psychoactive drug and research chemical of the tetracyclic chemical class.oxarbazoleAn antiasthmatic drug.oxasilolane(organic chemistry) A saturated five-membered heterocycle having three carbon atoms, one silicon and one oxygen atom; any of its derivatives oxathiane(organic chemistry) Any of three isomeric six-membered saturated heterocycles containing four carbon atoms, one oxygen and one sulfur atom oxathiazine(organic chemistry) A six-membered unsaturated heterocycle containing three carbon atoms and one each of nitrogen, oxygen and sulfur oxathiazinone(organic chemistry) 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(organic chemistry) The unsaturated five-membered heterocycle having two carbon atoms, one oxygen atom, one sulfur atom, one nitrogen atom and one double bond oxathiazolidine(organic chemistry) A five-membered, saturated heterocycle having two carbon atoms, and one each of nitrogen, sulfur and oxygen; any derivative of this compound oxathiine(organic chemistry) The unsaturated six-membered heterocycle having four carbon atoms, one oxygen atom, one sulfur atom and two double bonds oxathiirane(organic chemistry) A saturated three-membered heterocycle containing one carbon, one sulfur and one oxygen atoms oxathiolane(organic chemistry) A five-membered saturated heterocycle having a three carbon atoms, one oxygen atom and one sulfur atom oxathiole(organic chemistry) An unsaturated five-membered heterocycle having three carbon atoms, one oxygen atom, one sulfur atom and one double bond oxathiolidine(organic chemistry) A saturated heterocycle that has three carbon atoms, one sulfur and one oxygen atom oxatomideA particular antihistamine drug derived from piperazine.oxatriazole(organic chemistry) Any five-membered heterocycle having one carbon atom, three nitrogen atoms, one oxygen atom, and two double bonds oxatricycle(organic chemistry) Any tricyclic heterocycle containing oxygen as a heteroatom oxazaborolane(organic chemistry) oxazaborolidine oxazaborolidine(organic chemistry) Any of a class of five-membered, saturated heterocycles containing two carbon atoms, a nitrogen, boron and oxygen atom oxazaphospholidine(organic chemistry) A saturated five-membered heterocycle having two carbon atoms, and one each of oxygen, nitrogen and phosphorus oxazaphosphorine(medicine) Any of a family of anticancer drugs that contain this structure oxazepane(organic chemistry) A saturated seven-membered heterocycle containing five carbon atoms, one nitrogen atom and one oxygen atom oxazepine(organic chemistry) A seven-membered unsaturated heterocycle containing five carbon atoms, one nitrogen and one oxygen atom, and three double bonds; any derivative of this compound oxazidioneAn anticoagulant drug.oxazine(organic chemistry) Any unsaturated six-membered heterocycle containing four carbon atoms, one oxygen, one nitrogen atom and two double bonds oxazinone(organic chemistry) Any of several isomeric heterocyclic ketones derived from oxazine oxazinoquinoline(organic chemistry) The heterocycle 2,3,4,5-tetrahydro[1,4]oxazino-[2,3,4-ij]quinolin-5-one oxaziridine(organic chemistry) A three-membered saturated heterocycle having one carbon, one nitrogen and one oxygen atoms oxazocane(organic chemistry) A saturated eight-membered heterocycle containing six carbon atoms, one nitrogen atom and one oxygen atom oxazocine(organic chemistry) An eight-membered, unsaturated heterocycle containing six carbon atoms, one oxygen and one nitrogen atom, and three double bonds, but especially 1,3-oxazocine and 1,4-oxazocine oxazole(organic chemistry) A five-membered heterocycle having three carbon atoms, one oxygen atom, one nitrogen atom and two double bonds; the 1,3- isomer is aromatic oxazolidine(organic chemistry) A saturated heterocycle containing three carbon atoms and one nitrogen and one oxygen atom; any of its derivatives.oxazolidinedione(organic chemistry) A five-membered saturated heterocyclic ketone having one nitrogen atom, one oxygen atom and two carbonyl groups.oxazolidinethione(organic chemistry) Any cyclic thione derived from oxazolidine.oxazolidinone(organic chemistry) Any of a class of heterocyclic ketones, derived from oxazolidine, useful in organic synthesis.oxazolidoneAlternative form of oxazolidinone.oxazoline(organic chemistry) An unsaturated heterocyclic compound containing a five-membered ring, one double bond, one nitrogen and one oxygen atom; any derivative of this compound oxazolinoanthracycline(organic chemistry) Any oxazoline derivative of an anthracycline oxazolone(organic chemistry) A five-membered heterocycle containing three carbon atoms, one nitrogen atom, one oxygen atom, a carbonyl group and a double bond oxazoneSynonym of oxazinone used especially in the name of some dyes oxbaneA poisonous bulbous plant, Boophone toxicaria.oxcarbazepine(pharmacology) An anticonvulsant and mood-stabilizing drug used primarily in the treatment of epilepsy, a structural derivative of carbamazepine.oxdralazine(pharmacology) A vasodilator.oxendolone(pharmacology) A particular antiandrogen.oxene(inorganic chemistry) The monatomic diradical -O- derived from oxygen oxengate(historical) Synonym of oxgang.oxepane(organic chemistry) A saturated seven-membered heterocycle having six carbon atoms and one oxygen atom oxepine(organic chemistry) An unsaturated seven-membered heterocycle having six carbon atoms, one oxygen atom and three double bonds oxepinone(organic chemistry) Any ketone derived from oxepine oxetacaine(pharmacology) A potent local anesthetic.oxetane(chemistry) Any of a class of heterocyclic compounds having a four-membered ring containing 3 carbon atoms and 1 oxygen atom; the parent compound C₃H₆O.oxete(organic chemistry) An unsaturated heterocycle that has three carbon atoms, one oxygen atom and a double bond oxetene(organic chemistry) Synonym of oxete.oxethazaineSynonym of oxetacaine.oxetoroneAn antimigraine drug.oxetose(biochemistry) Any monosaccharide having a configuration with a four-membered ring oxeyeSeveral daisy-like flowers in various genera,oxfendazoleA certain anthelmintic drug.oxgate(historical) Synonym of oxgang.oxhaverite(mineralogy) Synonym of apophyllite.oxhideThe skin (hide) of an ox.oxibendazoleA benzimidazole anthelminthic drug used in horses and some domestic pets.oxibuprocaineMisspelling of oxybuprocaine.oxicarbazepineMisspelling of oxcarbazepine.oxiconazole(pharmacology) A particular antifungal medication.oxidable(chemistry) Capable of being oxidized.oxidane(inorganic chemistry) An IUPAC-compliant name for water, H₂O.oxidase(biochemistry) Any of many enzymes which catalyze oxidation reactions, especially ones using molecular oxygen.oxidate(dated, chemistry) To oxidize.oxidative(chemistry) Of, relating to, or produced by oxidation.oxide(chemistry) A binary chemical compound of oxygen with another chemical element.oxidisable(British spelling) Alternative spelling of oxidizable.oxidise(British spelling) Alternative spelling of oxidize.oxidizableCapable of being oxidized.oxidize(chemistry, transitive) To combine with oxygen or otherwise make an oxide.oxidocyclase(organic chemistry) Any of a class of terpenophenol present in leaves of Rhododendron and similar plants oxidonitrosativeSynonym of nitrosative, but especially relating to nitrogen dioxide oxidopamine(neurotoxicology, pharmacology) A neurotoxin used by scientists for selective killing of dopaminergic and noradrenergic neurons.oxidoreductase(biochemistry) Any enzyme that catalyzes an oxidation-reduction (redox) reaction.oxidoreductive(chemistry) Relating to oxidoreduction oxidoresistance(biochemistry) resistance to redox reactions oxidosqualene(organic chemistry) An epoxide derived from squalene oxilofrine(pharmacology) An amphetamine stimulant drug.oximate(organic chemistry) To cause or to undergo oximation.oxime(organic chemistry) Any of a class of organic compounds, of general formula RR'C=NOH, derived from the condensation of an aldehyde (R' = H) or ketone with hydroxylamine.oximetre(nonstandard, uncommon) Alternative form of oximeter.oxinate(chemistry) The complex formed between oxine and a metal ion.oxindole(uncountable, organic chemistry) A bicyclic aromatic heterocycle containing a benzene ring fused with five-membered cyclic amide oxine(chemistry) 8-hydroxyquinoline when used to form complexes with metal ions in inorganic analysis.oxiperomideAn antiparkinsonian drug.oxirane(organic chemistry) A three-membered heterocycle having two carbon atoms and one oxygen atom; ethylene oxide oxireductaseAlternative form of oxidoreductase.oxirene(organic chemistry) The unsaturated three-membered heterocycle having two carbon atoms, one oxygen atom and one double bond oxirose(biochemistry) Any monosaccharide having a configuration with a three-membered ring oxitriptylineA tricyclic anticonvulsant.oxlikeResembling or characteristic of an ox: strong, foolish, etc.oxmetidine(pharmacology) An H₂ receptor antagonist.oxoacetate(organic chemistry) glyoxylate oxoadipateSynonym of ketoadipate.oxoaldehyde(organic chemistry) Any aldehyde that also has an oxo/ketone group.oxoamide(organic chemistry) Any amide of a ketocarboxylic acid oxoaporphine(organic chemistry) Any oxo derivative of an aporphine oxoazetidine(organic chemistry) A saturated, four-membered heterocycle containing two carbon atoms, one oxygen atom and one nitrogen atom; any derivative of this compound oxobiodegradableAlternative form of oxybiodegradable.oxoborate(inorganic chemistry) Any mixed oxide and borate oxobromide(chemistry) Any oxohalide in which the halide is bromide oxobutanoate(organic chemistry) Any derivative of a butanoate in which a methylene group has been replaced by a carbonyl group oxocane(organic chemistry) A saturated eight-membered heterocycle having seven carbon atoms and one oxygen atom oxocarbazate(organic chemistry) A derivative of a carbazate in which a methylene group has been replaced by a carbonyl oxocarboxylate(organic chemistry) Any derivative of a carboxylate in which a methylene group has been replaced by a carbonyl group oxochloride(chemistry) Any oxohalide in which the halide is chloride oxocine(organic chemistry) An unsaturated eight-membered heterocycle having seven carbon atoms, one oxygen atom and three double bonds oxodegradableThat degrades in the presence of oxygen.oxoderivative(organic chemistry) A derivative formally made by replacing a methylene group with a carbonyl one oxodicarboxylate(organic chemistry) Any derivative of a dicarboxylate in which a methylene group has been replaced by a carbonyl group oxodipine(pharmacology) A type of calcium channel blocker.oxofluoride(chemistry) Any oxohalide in which the halide is fluoride oxoglutarate(organic chemistry) Any salt or ester of oxoglutaric acid.oxoguanine(organic chemistry) An oxidized form of guanine typically formed by ionizing radiation oxohalide(chemistry) Any of several anions or complexes that contain both an oxide and a halide group oxohydroxide(inorganic chemistry) Alternative form of oxyhydroxide.oxoindolizidine(organic chemistry) Any derivative of indolizidine in which a methylene group has been replaced by a carbonyl group oxoiodide(chemistry) Any oxohalide in which the halide is iodide oxoisoaporphine(organic chemistry) Any oxo derivative of an isoaporphine oxolamineA cough suppressant.oxolane(organic chemistry) tetrahydrofuran oxole(organic chemistry) furan oxoluminescenceluminescence when in the presence of oxygen oxomanganese(inorganic chemistry) An oxide of manganese, "MnO", that forms green crystals oxomaritidine(organic chemistry) An alkaloid (1S,10R)-4,5-dimethoxy-9-azatetracyclo[7.5.2.01,10.02,7]hexadeca-2,4,6,13-tetraen-12-one oxomemazineA particular antihistamine drug.oxometalateAlternative spelling of oxometallate.oxometallate(chemistry) Any metallate containing oxygen as ligand oxomutase(biochemistry) Any mutase that modifies oxygen-containing heterocycles (typically converting an oxirane to an oxetane)oxonane(organic chemistry) A saturated heterocycle that has eight carbon atoms and an oxygen atom oxonate(chemistry) A salt of oxonic acid.oxonine(organic chemistry) The unsaturated nine-membered heterocycle having eight carbon atoms, one oxygen atom and four double bonds oxononanoate(organic chemistry, biochemistry) Any salt or ester of the keto acid derived from nonanoic acid, some of which have biochemical functions oxonorborneneAlternative form of oxanorbornene.oxopantoate(organic chemistry) A chemical derivative of pantoate where an oxygen is doubly bonded to form a ketone.oxopentanoate(organic chemistry) Any derivative of a pentanoate in which a methylene group is replaced by a carbonyl group; a salt or ester of an oxopentanoic acid oxophytodienoateAny salt or ester of oxophytodienoic acid; they are jasmonate phytohormones.oxopiperazine(organic chemistry) A heterocyclic ketone formed by replacing a methylene group of piperazine with a carbonyl group oxopnictideAlternative form of oxypnictide.oxoprolinase(biochemistry) An enzyme that catalyses the hydrolysis of oxoproline oxoproline(organic chemistry) Synonym of pyroglutamic acid.oxopropanoate(chemistry) A salt or ester of oxopropanoic acid.oxosilane(chemistry) siloxane oxosulfoselenide(inorganic chemistry) Any compound containing bonds from a metal atom to atoms of oxygen, sulfur and selenium oxothiazolidine(organic chemistry) Alternative form of oxathiazolidine.oxotremorine(medicine) A particular parasympathomimetic drug oxotype(cytology) A type of cell that has a particular oxygen uptake rate oxovanadate(inorganic chemistry) Any of several vanadate derivatives that have an extra oxygen atom oxpheneridine(pharmacology) A 4-phenylpiperidine derivative related to the opioid analgesic drug pethidine.oxpoconazoleA particular fungicide.oxshoe(historical) A shoe for oxen, consisting of a flat piece of iron that is nailed to the hoof.oxtongueBeef tongue (a foodstuff).oxtriphyllinecholine theophyllinate, an expectorant and bronchodilator derived from xanthine oxyacanthine(organic chemistry) berbine oxyacetylene(organic chemistry) A mixture of oxygen and acetylene, which burns at a high temperature and is used for cutting and welding metals.oxyamphetamineThe drug phenylpropanolamine.oxyarene(organic chemistry) Any arene that has a benzyloxy (or similar) protecting group oxyarsenide(inorganic chemistry) An oxypnictide in which the pnictogen is arsenic.oxybarbiturateA normal barbiturate (that has an oxygen atom at position-2).oxybate(organic chemistry, pharmacology) Contraction of gamma-hydroxybutyrate.oxybenzene(dated, organic chemistry) phenol oxybenzoate(organic chemistry) A ketone derived from benzoate: A salt or ester derived from 6-oxo-2,4-cyclohexadiene-1-carboxylic acid oxybenzone(organic chemistry) A benzophenone compound widely used in sunscreens and plastics.oxybiodegradableBiodegradable in the presence of oxygen.oxybismuthide(inorganic chemistry) Any compound that is a mixed oxide and bismuthide oxybuprocaine(pharmacology) A local anesthetic, used especially in ophthalmology and otolaryngology.oxycarbonate(chemistry) Any substance which is both an oxide and a carbonate oxycelluloseoxidized cellulose oxychalcogenide(chemistry) Any of a class of semiconductors made from mixed oxides/chalcogenides.oxychlordaneA metabolite of chlordane.oxychloride(inorganic chemistry) A ternary compound of oxygen and chlorine.oxyclineA sharp gradient on oxygen concentration oxyclozanideA salicylanilide anthelmintic used in the treatment and control of Fascioliasis in ruminants.oxycodone(organic chemistry, pharmacology) An addictive, semisynthetic opioid (trademark OxyContin) that is similar to morphine in effect and structure; C₁₈H₂₁NO₄.oxycolchicineAn epoxide of colchicine oxycone(paleontology, malacology) A type of ammonoid with a slim, disk-shaped (oxyconic) shell.oxycrate(medicine, archaic) A mixture of water and vinegar.oxycymene(chemistry) hydroxy cymene; carvacrol oxydeObsolete form of oxide.oxyderivative(chemistry) A derivative compound obtained by reaction with oxygen.oxydimorphineSynonym of pseudomorphine.oxydizeObsolete spelling of oxidize.oxydoreductaseAlternative form of oxidoreductase.oxyethylene(organic chemistry, especially in combination) ethylene oxide, oxirane oxyfedrine(pharmacology) A drug that acts as a vasodilator.oxyfluoride(inorganic chemistry) A ternary compound of oxygen and fluorine.oxygenase(biochemistry) An enzyme which catalyses biochemical reactions with oxygen.oxygenate(transitive) To treat or infuse with oxygen.oxygeniseAlternative spelling of oxygenize.oxygenizable(chemistry, archaic) oxidizable oxygenlikeResembling or characteristic of oxygen.oxyguanidine(organic chemistry) The amide O=C(NH₂)₂ formally derived from guanidine by replacing an >NH group with one of >O oxyhaemeAlternative form of oxyheme.oxyhalide(inorganic chemistry) Any anion (and corresponding salt) in which a central atom is bonded to both oxygen and a halogen oxyhydrate(inorganic chemistry) A hydrated oxide oxyhydroxide(inorganic chemistry) Any mixed oxide and hydroxide oxyhydroxysulfate(inorganic chemistry, mineralogy) Any material having oxide, hydroxide and sulfate groups.oxyiodide(chemistry) A compound containing oxygen and iodine.oxyjoule(physiology, rare) The number of joules of heat energy produced per unit of oxygen consumption.oxykinoshitalite(mineralogy) A monoclinic mineral containing aluminium, barium, magnesium, oxygen, silicon and titanium.oxylanceSynonym of oxygen lance.oxylineA particular steroid glycoside.oxylinkage(organic chemistry) A linkage between two parts of a molecule by an oxygen atom oxylophyte(biology) Any plant that tolerates, or thrives in, an acidic soil.oxymatrine(organic chemistry) An alkaloid found in the plant Sophora flavescens.oxymesterone(pharmacology) An anabolic steroid.oxymetazoline(medicine, pharmacology) A sympathomimetic drug with vasoconstrictive activity that is used in the form of its hydrochloride C₁₆H₂₄N₂O·HCl chiefly as a topical nasal decongestant, developed from xylometazoline.oxymethazolineAlternative form of oxymetazoline.oxymetholone(pharmacology) A synthetic anabolic steroid developed in 1960, used to treat osteoporosis and anaemia and to stimulate muscle growth in undernourished or underdeveloped patients.oxymethylene(chemistry) Formic aldehyde, regarded as a methylene derivative.oxymorphineAlternative form of oxymorphone.oxymorphone(pharmacology) A particular narcotic painkiller.oxymuriate(obsolete) chlorate oxyneolignane(organic chemistry) Any derivative of a neolignane in which the two propylbenzene residues are joined indirectly by an oxygen atom oxynitrate(inorganic chemistry) A mixed oxide and nitrate oxynitride(inorganic chemistry) Any of several inorganic compounds of the general formula Mₓ(ON)_y, some of which are inorganic polymers oxyorthosilicate(inorganic chemistry) A mixed oxide and orthosilicate oxypertineAn indole antipsychotic drug.oxypeucedanine(organic chemistry) A natural product with IUPAC name 7-methoxy-3-phenoxy-4a,5,6,7,8,8a-hexahydrochromen-4-one.oxyphenbutazone(pharmacology) A metabolite of phenylbutazone.oxyphencyclimineA particular antimuscarinic drug.oxyphenisatine(pharmacology) A withdrawn drug once used as a laxative.oxypnictide(chemistry) Any substance that is both an oxide and a pnictide, especially any of a class of such iron compounds that are semiconductors oxyproline(biochemistry) a lactam of glutamic acid oxypurine(organic chemistry) Any oxidised form of a purine, such as hypoxanthine, xanthine or uric acid oxypyrimidine(organic chemistry) A phenol or ether derived from a pyrimidine oxyquinoline(organic chemistry) Hydroxy quinoline; a phenol derivative of quinoline.oxyselenide(inorganic chemistry) a mixed oxide and selenide oxysome(biology) One of the small round bodies found in the folds of the cristae in the inner mitochondrial membrane, and involved in ATP synthesis.oxysophocarpine(organic chemistry) An alkaloid found in the plant Sophora flavescens.oxystelmineA particular steroid glycoside.oxystelmosideA particular steroid glycoside.oxysulfate(inorganic chemistry) A compound containing both an oxide and a sulfate anion.oxysulfideA mixed oxide and sulfide.oxysulphateAlternative form of oxysulfate.oxysulphideAlternative form of oxysulfide.oxytelluride(inorganic chemistry) a mixed oxide and telluride oxytetracycline(pharmacology) A yellow crystalline broad-spectrum tetracycline antibiotic C₂₂H₂₄N₂O₉ that is produced by a soil actinomycete (Streptomyces rimosus) and works by interfering with bacteria's ability to produce essential proteins.oxytetrafluoride(inorganic chemistry) Any ternary compound containing one oxygen atom and four fluorine atoms oxythiamineThe thiamine antagonist cation 5-(2-hydroxyethyl)-3-(4-hydroxy-2-methyl-5-pyrimidinylmethyl)-4-methylthiazolium oxythiomolybdateAn anion containing molybdenum, sulfur, and oxygen, specifically MoOS₃⁻².oxytoluene(chemistry) Any of three hydroxy derivatives of toluene.oxytone(linguistics, of a word) Having the stress on the last syllable.oxytonizeTo make a word oxytone by dropping the main stress on the final syllable oxytrope(botany) Synonym of locoweed.oxyuricideAny anthelmintic that is destructive to worms of the genus Oxyuris, or pinworms.oyelite(mineralogy) An orthorhombic white mineral containing boron, calcium, hydrogen, oxygen, and silicon.oysterlikeResembling or characteristic of an oyster.oystre(rare) Obsolete form of oyster.ozadene(anatomy) A defensive gland present in some arthropods, which secretes a foul-smelling substance to discourage predators.ozaenineAny ground beetle of the tribe Ozaenini ozarkite(mineralogy) Thomsonite, a mineral series of the zeolite group.ozmazomeAlternative form of osmazome.ozobrome(photography, historical) A form of carbro print.ozocerite(mineralogy) A dark waxy mineral, found associated with petroleum in some sandstones, used to make polishes.ozokeriteAlternative form of ozocerite.ozolinoneA loop diuretic drug, an active metabolite of etozoline.ozonateTo treat or react with ozone; to ozonize.ozone(British, informal) Fresh air, especially that breathed at the seaside and smelling of seaweed.ozonelikeResembling or characteristic of ozone.ozonesondeAn instrument, carried aloft in a balloon, that measures the atmospheric concentration of ozone (and often other gases) and transmits the data by radio.ozonide(chemistry) the univalent anion, O₃⁻, derived from ozone ozoniseAlternative spelling of ozonize.ozonizeTo treat or react with ozone; to ozonate ozonoscope(chemistry, dated) An apparatus used to detect ozone.ozonosphereA layer in part of the stratosphere that has a larger than normal concentration of ozone; the ozone layer.ozophore(zoology) An elevated cone present on the prosoma of some harvestman ozopore(anatomy) The opening of a defensive gland present in some arthropods, which secretes a foul-smelling substance to discourage predators.ozzie(northern UK, slang) A hospital.