Browse Other O Word Lengths
14-Letter O Words by Ending Letter
All 827 14-Letter Words Starting With O
obdiplostemony(botany) The condition of being obdiplostemonous.obedientiariesplural of obedientiaryobeliscolychny(rare) A lighthouse.objectlessnessThe state or condition of being objectless.obligativenessThe quality of being obligative.obligatorinessThe quality or state of being obligatory.obliquolateral(anatomy) oblique and lateralobliteratinglySo as to obliterate.obliterativelyIn an obliterative way.oblongichytridAny heterokont of the genus OblongichytriumobreptitiouslyIn an obreptitious manner.obscurantisticOf or relating to obscurantism.obscurationismThe policy of obscuration.obsequiousnessThe quality of being obsequious; servile compliance.observablenessobservabilityobsessionalismobsessive behaviourobsessionalityThe quality of being obsessional.obstetrication(obsolete) obstetrics or midwiferyobstreperosityThe state of being obstreperous.obstreperouslyIn an obstreperous manner.obstructednessThe quality of being obstructed.obstructionismA deliberate policy of obstructing something, especially a political process or body.obstructionistSomeone who systematically obstructs the actions of others.obstupefaction(obsolete) stupefactionoccasionalnessThe quality of being occasional.occidentalisedsimple past and past participle of occidentaliseoccidentalisesthird-person singular simple present indicative of occidentaliseoccidentalizesthird-person singular simple present indicative of occidentalizeoccipitoatloid(anatomy) Relating to, or connecting the occipital bone and the atlasoccipitofacial(anatomy) Of or relating to the occiput and the face.occipitomental(anatomy) Of or relating to (the distance between) the chin and the occiput.occipitonuchal(anatomy) Of or relating to the occiput and the back of the neck.occipitosacral(anatomy) occipital and sacralocculocephalicAlternative form of oculocephalic.occupationallyas part of an occupationoccupationlessHaving no occupation; jobless; idle.occurrentiallyIn terms of occurrence.oceanographersplural of oceanographeroceanographist(rare) An oceanographer.ocelloccipitalRelating to the ocellus and the occiputochratoxicosistoxicosis by an ochratoxinochratoxigenic(of a fungus) That produces ochratoxinsoctadecacopper(chemistry, in combination) Eighteen atoms of copper in a chemical compound.octadecahedralIn the form of an octadecahedron.octadecahedron(geometry) A polyhedron with eighteen faces.octadecanamide(organic chemistry) The acid amide of octadecanoic acidoctadecylamine(organic chemistry) Any of very many isomeric amines derived from an octadecane, but especially the primary amine CH₃(CH₂)₁₇NH₂octamerisationAlternative form of octamerization.octamerizationoligomerization that forms an octameroctanucleotide(genetics) A codon containing eight nucleotides.octasaccharide(biochemistry) An oligosaccharide that has eight sugar unitsoctocentennialRelating to an octocentenaryoctocontrabass(music) An instrument that is pitched one octave below the contrabass.octopaminergicContaining or releasing octopamine.octosaccharideMisspelling of octasaccharide.octosyllabicalAlternative form of octosyllabic.octreoscanningThe generation of an octreoscanoctylglucoside(organic chemistry) A glycoside of glucose and octanol, used as a specialist surfactantocularcentrismThe privileging of vision over the other senses.oculoauricularocular and auricularoculocutaneousThat affects the eyes and the skinoculoglandularRelating to the eye and the lymph glandsoculomotricitySynonym of oculomotion.oculopalpebral(anatomy) Relating to the eye and the eyelid.oculopupillary(anatomy) Relating to the pupil of the eyeoculozygomatic(anatomy) Relating to the eye and the zygoma or zygomatic bone.oddvertisementAn advertisement using oddvertising.odonatologicalRelating to odonatology.odonotogenesisMisspelling of odontogenesis.odontodactylid(zoology) Any mantis shrimp in the family Odontodactylidae (Odontodactylus spp.).odontognathousHaving toothlike ridges on the jawodontoidectomy(surgery) excision of an odontoid processodontonecrosisNecrosis of the tooth.odontopathogenA dental pathogenodontoskeletalRelating to teeth and the skeletonodorranalectin(biochemistry) A small peptide lectin with the potential for drug delivery in cubosomesoecumenicalismAlternative spelling of ecumenicalism.oenotheraceous(botany, relational) Of or relating to the Oenotheraceae.oesophagectomy(surgery) The surgical procedure for the removal of all, or part of the oesophagus.oesophagopathyAlternative form of esophagopathy.oesophagoscopeAlternative form of esophagoscope.oesophagoscopyAlternative form of esophagoscopy.oesophagospasmAlternative form of esophagospasm.oesophagostomyAlternative form of esophagostomy.oestrogenicityThe condition of being oestrogenicoffshorization(neologism) The act of moving capital to offshore accounts, or relocating business to a foreign country with a more lenient tax regime.oldfanglednessThe quality of being oldfangled.oldsightednessold sight; presbyopiaoleaginousnessThe state or condition of being oleaginous; oiliness, unctuousness.oleodistillateAny oil that has been purified by distillation (typically at low pressures)olericulturistA person who carries out olericulture.oligarchicallyIn an oligarchical way.oligoadenosine(organic chemistry) An oligomer of adenosineoligoadenylase(biochemistry) An enzyme that catalyses the hydrolysis of an oligoadenylateoligoadenylateA relatively short-chain polyadenylateoligoanalgesiaAn insufficient level of analgesiaoligoantigenichypoallergenicoligoarthriticOf, pertaining to, or afflicted with oligoarthritis.oligoarthritis(medicine) A form of arthritis that only affects a few jointsoligoarticular(pathology) That affects a few joints of the bodyoligobenzamide(organic chemistry) Any compound that has several benzamide moietiesoligocelluloseAn oligomeric form of celluloseoligochaetoticRelating to worms of the class Oligochaetaoligochromatic(art) Using only a few colours; oligochrome.oligoclonalityThe quality of being oligoclonal.oligocythaemiaAlternative form of oligocythemia.oligocythaemicRelating to oligocythaemiaoligodendrimer(chemistry) A dendrimeric oligomeroligodendriticHaving a few dendritesoligodendromalAlternative form of oligodendrogliomal.oligofectamineA proprietary reagent used in the transfection of oligonucleotidesoligogenicallyIn an oligogenic manneroligoglucoside(organic chemistry) Any glycoside in which the glycone is an oligoglucosaccharideoligoglutamate(organic chemistry) An oligomer derived from glutamic acidoligoglutamineAn oligomer of glutamine that is implicated in Huntington's diseaseoligoglycoside(organic chemistry) Any oligomeric glycosideoligoguanidine(organic chemistry) Any oligomer or guanidine or its derivativesoligohexameric(biochemistry) Composed of several hexamersoligohistidineAn oligomer of histidineoligohydramnic(medicine) Oligohydramniotic.oligoisolating(linguistics, of a language) Using a relatively small number of morphemes and having a lower morpheme-to-word ratio.oligomannoside(biochemistry) An oligomer containing mannoside moietiesoligomenorrheaInfrequent or light menstrual periods in women of child-bearing age.oligoovulationInfrequent or irregular ovulationoligopeptidase(biochemistry) Any enzyme that catalyses the hydrolysis (cleavage) of a short oligopeptide rather than a proteinoligophenylene(organic chemistry) Any oligomer containing phenylene residuesoligophosphate(inorganic chemistry) Any compound or anion containing several phosphate groupsoligoprecursorAn oligodendrocyte precursor or progenitor celloligopsonisticBeing or pertaining to oligopsony or to oligopsonistsoligorecurrentThat recurs several timesoligosaccharylRelating to an oligosaccharideoligosarcosineAn oligomer of sarcosineoligosecretoryThat produces a relatively small amount of secretionoligosynthesis(linguistics) The synthetic combining of a relatively small number of morphemes to form compound words.oligosynthetic(linguistics, of a language) Using a relatively small number of morphemes which combine synthetically to form compound words.oligothiophene(organic chemistry) Any of a family of oligomers of thiophenes that have useful optical or electronic propertiesoligothymidineAn oligomer of thymidineoligoubiquitin(biochemistry) A small number of linked ubiquitin molecules, especially when formed by oligoubiquitinationoligouridylate(organic chemistry) Several uridylate groups in a moleculeomalodontiform(of teeth) Having a denticulate form characteristic of the order OmalodontiformesomnibenevolentAll-loving, or infinitely good, usually in reference to a deity or supernatural being, for example, God.omnibenthivoreAny benthic omnivoreomnicompetenceThe state of being omnicompetent; the ability to do everything.omnilateralityThe condition of being omnilateralomnilingualityThe ability to speak or understand many languages.omnimalevolentInfinitely evil, especially in reference to a deity or supernatural being.omnipercipientPerceiving everything.omnipotentiary(obsolete) omnipotentomnipresential(obsolete) Omnipresent; present everywhere.omnispatialityThe property of being omnispatial.omnitemporallyIn an omnitemporal manneromnitruncation(geometry) An operation applied to a regular polytope in a Wythoff construction that creates a maximum number of facets.omnivoropteryxAny primitive bird of the genus Omnivoropteryx.omnivorousnessThe state of being omnivorous.omphalocentricOverly introspective and inclined to navel-gazingomphalopsychic(uncommon) Related to or characterised by navel-gazing (omphaloskepsis).omphaloscepsisAlternative form of omphaloskepsis.omphaloscepticAlternative form of omphaloskeptic.omphaloskepsisThe contemplation of or meditation upon one's navel; navel-gazing.omphaloskepticOne who contemplates or meditates upon one's navel; one who engages in omphaloscopy.omphalotrochid(zoology) Any extinct gastropod in the family Omphalotrochidae.onchocerciasesplural of onchocerciasisonchocerciasis(pathology) A disease caused by a worm of the genus Onchocerca, especially as transmitted to humans by flies and often causing blindness; common in tropical Africa.oncogeneticistA geneticist whose speciality is oncogeneticsoncogeriatricsThe branch of geriatrics dealing with cancer in elderly patientsoncohematologyThe hematology of blood cancersoncoimmunologyThe immunology of canceroncometabolite(biochemistry, pathology) Any metabolite that is associated with a canceroncomiracidialRelating to the oncomiracidiaoncomiracidiumThe free-swimming, ciliated larval form of a monogenean.oncomodulationThe modification of the course of a cancer.oncomodulatoryThat modifies the progress of a canceroncoprotectiveThat protects against canceroncoproteomicsThe proteomics of oncoproteomes.oncoretroviralOf, pertaining to, or caused by an oncoretrovirus.oncoretrovirus(medicine) A retrovirus associated with a canceroncosuppressor(genetics) An oncosuppressive geneonedimensionalAlternative form of one-dimensional.oneirocriticalOf or relating to the interpretation of dreams.onomasiologistA practitioner of onomasiologyonomatologicalRelating to onomatology, the study of the origins of names.onomatopoeicalAlternative form of onomatopoeic.onomatopoeious(obsolete, rare) Of or pertaining to onomatopoeia.onomatopoiesisonomatopoeiaonomatopoieticAn onomatopoietic word.ontogeneticistA geneticist whose speciality is ontogenesisontotheologianOne who studies ontotheology.ontotheologistOne who studies ontotheology.onychogryposisthickening and curvature of the nailsoophorectomiesplural of oophorectomyoophorectomiseAlternative form of oophorectomize.oophorectomize(surgery) To perform, or to undergo an oophorectomyoosporogenesisThe sporogenesis of oosporesoosterboschite(mineralogy) An orthorhombic black mineral containing copper, palladium, and selenium.openhandednessAlternative form of open-handedness.openmindednessAlternative form of open-mindedness.operationaliseAlternative spelling of operationalize.operationalism(sciences) A philosophy that attempts to define all scientific concepts in terms of specified operations or procedures of observation and measurement.operationalistA proponent of operationalism.operationalityThat characteristic of being operational.operationalize(transitive) To make operational.operationisticOf or relating to operationism.operculiferous(zoology) Bearing an operculum.operculigenousProducing an operculum.operculigerousHaving an operculum.ophidiomycosis(pathology) Any disease caused by the fungus OphidiomycesophiocephalousophicephalousophiopojaponinA particular steroid glycoside.ophiostomatoidSynonym of ophiostomatalean.ophthalmectomy(medicine, rare) The enucleation of the eyeball.ophthalmicallyIn an ophthalmic mannerophthalmodynia(medicine) Pain in the eye.ophthalmologicophthalmologicalophthalmometer(physiology) An instrument for measuring the size of a reflected image on the convex surface of the cornea and lens of the eye, by which their curvature can be ascertained, un order to assess astigmatism.ophthalmometryMeasurement of the visual acuity and refractive power of the eyes.ophthalmopathy(ophthalmology) eye diseaseophthalmoplegyAlternative form of ophthalmoplegia.ophthalmoscope(ophthalmology) An instrument for examining the interior of the eye (that is, for ophthalmoscopy).ophthalmoscopyExamination of the eye with an ophthalmoscope.ophthalmospasm(pathology) A sudden involuntary contraction of the eyeballophthalmotropeAn instrument for demonstrating the movements of the eye musclesopilionologist(rare) One who studies the Opiliones or harvestmen.opiniativenessThe quality of being opiniative.opinionativelyIn an opinionative manner.opisthobranchsplural of opisthobranchopisthocoelianopisthocoelousopisthocoelousconcave behind; applied especially to vertebrae in which the anterior end of the centrum is convex and the posterior concaveopisthocranion(anatomy) The posteriormost point in the midsagittal plane of the occiputopisthodelphic(anatomy) Having parallel uteri that are directed to the rearopisthodontianAny moth of the genus Opisthodontiaopisthogastric(anatomy) behind the stomachopisthognathid(zoology) Any in the family Opistognathidae of jawfishes.opisthographicWritten on both sides.opisthoproctid(zoology) Any fish in the family Opisthoproctidae; a barreleye.opisthorchidalRelating to the opisthorchidsopisthoteuthid(zoology) Any octopus in the family Opisthoteuthidae.opotherapeuticof or relating to opotherapyoppenheimerite(mineralogy) A triclinic mineral that is a mixed hydrated sodium sulfate and uranateopportunitroph(biology) An opportunistic feederoppositionallyIn terms of, or by means of, opposition.oppositionistsplural of oppositionistoppositionlesswithout oppositionoppositivenessThe quality of being oppositive.oppressivenessThe characteristic of being oppressive.opsonificationSynonym of opsonization.opthalmologistMisspelling of ophthalmologist.optimalisationAlternative form of optimalization.optimalizationAlternative form of optimization.optimisticallyIn an optimistic manner.optimizationalRelating to optimizationoptionlessnessAbsence of options.optochiasmatic(anatomy) Relating to the optic chiasm.optoelectricalAlternative form of optoelectric.optoelectronicOf or pertaining to optoelectronics.optoepigenetic(genetics) Whose epigenetic activity is modulated by lightoptomechanicalOf or pertaining to optomechanicsoptometricallyIn an optometric way.optophysiologyThe physiology of the action of lightoptospintronic(physics) Related to optospintronicsorangeblossomsplural of orangeblossomorbiculatosideA particular steroid glycoside.orbitocerebral(anatomy) Relating to the orbit of the eye and the brainorbitosphenoid(anatomy) Of or pertaining to the orbit and the sphenoid boneorbitostenosisstenosis of an orbit of the eyeorbitostriatal(anatomy) orbital and striatalorbitotemporalRelating to the orbit (of the eye) and the templeorchardgrassesplural of orchardgrassorchidectomiesplural of orchidectomyorchidectomiseAlternative form of orchidectomize.orchidectomistOne who performs an orchidectomyorchidectomize(transitive) To perform an orchidectomy upon.orchidologicalOf or pertaining to orchidology.orchiectomisedHaving undergone orchiectomyorchiectomizedsimple past and past participle of orchiectomizeordoliberalism(economics, politics) A political philosophy that emphasizes the desirability of the government establishing rules to maximize the potential of the free market to produce results.ordoliberalistA proponent of ordoliberalism.organellometryThe measurement of organellesorganificationThe stabilization of a material within an organ.organisabilityAlternative form of organizability.organisational(British spelling) Alternative spelling of organizational.organismicallylike an organism; in relation to an organism; at an organismic levelorganizabilityThe suitability or potential for organization.organizationalOf, relating to, or produced by an organization.organoactinide(chemistry) any organometallic compound of an actinide, especially one having an unusually high coordination numberorganoaluminumAlternative spelling of organoaluminium.organoantimony(organic chemistry) Describing any organic compound containing a carbon to antimony bondorganoboronate(organic chemistry) Any organic boronate.organocatalyst(organic chemistry) Any small organic compound that functions as a catalystorganochemicalRelating to organic chemistryorganochloride(organic chemistry) organochlorineorganochlorine(organic chemistry) Any of very many chlorine substituted organic compounds, many of which are solvents or insecticides etc.organochromium(organic chemistry) Describing any organic compound containing a carbon to chromium bond.organodetritalRelating to or composed of organic detritus.organoeuropium(organic chemistry) Describing any organic compound containing a carbon to europium bond.organofluorideorganofluorineorganofluorine(organic chemistry) Describing an organic compound containing one or more fluorine atoms.organographistSomeone knowledgeable in organography.organohydrogen(organic chemistry) Describing any organic compound containing a carbon to hydrogen bond.organolepticalAlternative form of organoleptic.organolutetium(organic chemistry) Describing any organic compound containing a carbon to lutetium bond.organomercuricOf or relating to any organic compound of mercury.organometallic(chemistry) of, or relating to organic compounds having a metal atom directly bonded to a carbon atomorganomodified(chemistry) organically modifiedorganonitrogen(organic chemistry) Describing any compound in which an organic group is directly linked to a nitrogen atomorganoperoxide(organic chemistry) Any organic peroxideorganoplatinum(organic chemistry) Describing any organic compound containing a carbon-to-platinum bond.organopolonium(organic chemistry) Describing any organic compound containing a carbon to polonium bond.organorubidium(organic chemistry) Describing any organic compound containing a carbon to rubidium bond.organosamarium(organic chemistry) Describing any organic compound containing a carbon to samarium bond.organoscandium(organic chemistry) Describing any organic compound containing a carbon to scandium bond.organoselenide(organic chemistry) Any organic selenide (R-Se-H or R-Se-R)organoselenium(organic chemistry) describing any of a series of derivatives of selenium that have at least one alkyl or aryl group, especially one containing at least one carbon-selenium bondorganosiloxane(organic chemistry) Any organic siloxaneorganospecificspecific to a particular organ of the bodyorganostannaneSynonym of organotin.organosulphateAlternative form of organosulfate.organotantalum(organic chemistry) Describing any organic compound containing a carbon to tantalum bond.organothallium(organic chemistry) Describing any organic compound containing a carbon to thallium bond.organotitanium(organic chemistry) Describing any organic compound containing a carbon to titanium bondorganotungsten(organic chemistry) Describing any organic compound containing a carbon to tungsten bond.organovanadium(organic chemistry) Describing any organic compound containing a carbon to vanadium bond.orientationistOppressing or hating persons of a certain sexual orientation.orientifoldingThe production of orientifoldsoriginlessnessLack of an origin.ornamentalnessThe quality of being ornamental.ornamentationsplural of ornamentationornithischiansplural of ornithischianornithocheirid(zoology) Any pterosaur in the family Ornithocheiridae.ornithochorous(biology, botany) Spread, or having seeds (in fleshy fruits) that are dispersed, by birds.ornithologicalOf or pertaining to ornithology.ornithologistsplural of ornithologistornithomorphicShaped like a bird.ornithophagousThat feeds on birds.ornithophilistA lover of birds; an ornithophile.ornithophilousThriving in the presence of birds.ornithoscopistA birdwatcher.ornithuromorphAny bird of the group Ornithuromorpha.orobanchaceous(botany) Belonging to the family Orobanchaceae, plants mostly parasitic on the roots of other plants.orodispersableAlternative form of orodispersible.orodispersibleDescribing a tablet designed to disintegrate in the mouthorogastricallyBy means of, or with reference to the mouth and the stomachorographicallyIn terms of or by means of orography.orohypopharynx(anatomy) The mouth and hypopharynx treated as a unitoronasopharynx(anatomy) The mouth, nose and pharynxorthiconoscopeAlternative form of orthoconoscope.orthoaluminate(inorganic chemistry) A mixed metal oxide containing one aluminium three oxygen atoms in each formula, MAlO₃orthocarbonate(organic chemistry) Any polyether, of general formula C(O-R)₄, formally derived from orthocarbonic acidorthocephalousAlternative form of orthocephalic.orthoceraconic(malacology) Relating to, composed of, or having the form of an orthoceracone.orthochamosite(mineralogy) An orthorhombic mineral containing aluminum, hydrogen, iron, magnesium, oxygen, and silicon.orthochoaniticPertaining to the obsolete cephalopod suborder Orthochoanites.orthochromasiaSynonym of orthochromasy.orthochromaticBeing uniformly sensitive across the entire visible range, and thus reproducing colours faithfullyorthoconoscopeSynonym of orthicon.orthodiagraphyExamination by means of an orthodiagraph.orthodontologyOrthodontics.orthodoxicallyIn an orthodoxical manner.orthoepisticalorthoepisticorthoevolution(evolutionary theory, historical) orthogenesisorthogeriatricDescribing orthopaedic care for geriatric patientsorthoglycaemicAlternative form of orthoglycemic.orthographicalOf, or relating to orthography or spelling.orthohexagonal(of a crystal) Having orthorhombic hexagonal symmetryorthokeratosisHyperkeratosis without parakeratosis.orthokeratoticRelated to orthokeratosisortholinearity(rare) The state of being ortholinear.orthomixovirusMisspelling of orthomyxovirus.orthomolecularRelating to the theory that human health, including mental illness, depends upon chemical deficiencies and can be cured with vitamins etc.orthomyxoviralRelating to the orthomyxoviruses.orthomyxovirus(virology) Any RNA virus of Orthomyxoviridae family characterised by having two long glycoprotein spikes.orthonormality(mathematics) The condition of being orthonormalorthonormalize(mathematics) To make a set of vectors both orthogonal and normalized.orthopalinallyIn an orthopalinal mannerorthopanoramic(dentistry) By means of an orthopantomographorthopedagogicRelating to orthopedagogyorthopedicallyIn an orthopedic manner.orthoperiodate(inorganic chemistry) The oxyanion IO₆⁵⁻ or any salt containing this anionorthophemisticPlainly denotative; not euphemistic or dysphemistic.orthophenylene(organic chemistry, in combination) The ortho- form of the phenylene radical.orthophosphate(inorganic chemistry) Any salt or ester of orthophosphoric acid; an ordinary phosphateorthophosphite(inorganic chemistry) Phosphite.orthophotoquadA quadrangle of orthophotosorthopterologyThe scientific study of the Orthoptera.orthoquartziteA very pure quartz sandstone composed of usually well rounded quartz grains cemented by silica.orthorectifiedHaving been geometrically corrected so that distances shown are uniform and can be measured like a map.orthorhombicalAlternative form of orthorhombic.orthorrhaphousRelating to the orthorrhaphansorthoselection(evolutionary theory, historical) The hypothesis that posits that orthogenesis works by means of natural selection.orthoselective(organic chemistry) regioselective of the ortho- position in a benzene ringorthosexuality(rare) The orthodox or socially accepted form of sexuality or sexual expression in a particular culture.orthosymmetric(mathematics, of a matrix) That has equal elements of the secondary diagonal.orthotellurate(inorganic chemistry) The anion TeO₆⁶⁻; any salt containing this anionorthotopicallyIn an orthotopic manner.orycteropodoidRelating to, or characteristic of an orycteropeoscillatorioidBeing or relating to any cyanobacterium of the order Oscillatoriales.oscillaxanthin(organic chemistry) A particular carotenoid.oscillogenesis(physiology) The generation of physiological oscillationsoscillographicOf or pertaining to an oscillographosetoarticularMisspelling of osteoarticular.osmiophilicity(cytology) The condition of being osmiophilicosmoadaptationadaptation to changes in osmotic pressureosmocompetenceThe condition of being osmocompetent.osmoconforming(biology) Maintaining an internal salinity equal to that of the surrounding seawater.osmoconformistSynonym of osmoconformer.osmoconformityThe condition of being osmoconformistosmoequivalentosmotically equivalentosmomechanicalDescribing a mechanical action or force caused by osmotic pressureosmometricallyIn terms of, or by means of, osmometry.osmoprotectant(biochemistry) Any osmolyte that helps an organism to survive osmotic stress.osmoprotectingosmoprotectiveosmoprotection(biology) The mechanism by which the cells of an organism protect themselves against osmotic stress.osmoprotectiveThat protects an organism from osmotic stressosmoregulationThe homeostatic regulation of osmotic pressure in the body in order to maintain a certain water content (concentration of electrolytes, pH, etc).osmoregulativeRelating to osmoregulationosmoregulatoryOf or pertaining to osmoregulationosmoresistance(biology) resistance to high salt concentrationsosmoresponsive(genetics) whose transcriptional expression is altered by changes in the osmolarity of the environmentosmosignallingAlternative form of osmosignaling.osmostabilizerAn osmolyte that stabilizes osmotic pressure and thus prevents osmostressosmotropotaxis(biology) tropotaxis in an osmotic gradientosphresiologicRelating to osphresiology.osseoinductionMisspelling of osteoinduction.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).ossibuprocaineAlternative form of oxybuprocaine.ossiculoplasty(surgery) Reconstruction of the ossiclesostariophysian(zoology) A member of the fish superorder Ostariophysi.ostentatiouslyIn an ostentatious manner; extravagantly or flamboyantly.osteoanabolismanabolism of bone tissueosteoarthriticAffected with osteoarthritis.osteoarthritis(medicine) A form of arthritis, affecting mainly older people, caused by chronic degeneration of the cartilage and synovial membrane of the joints, leading to pain and stiffness.osteoarthrosicRelating to osteoarthrosisosteoarthrosisosteoarthritisosteoarthroticSynonym of osteoarthritic.osteoarticular(medicine) Of or pertaining to bones and their articulationosteobiographyThe life story of a person as deduced from their skeletal remainsosteoblastomasplural of osteoblastomaosteoblastosis(pathology) A disease associated with osteoblastsosteocarcinoma(pathology) cancer of a boneosteocartilage(anatomy) An intimate mixture of bone and cartilageosteocatabolicRelating to osteocatabolismosteochondroma(medicine) A benign tumor consisting of bone or cartilageosteochondrousSynonym of osteocartilaginous.osteochrondralMisspelling of osteochondral.osteocompetentAble to develop into bone tissueosteoconductorAn osteoconductive bone or scaffoldosteocutaneousRelating to or composed of bone and skin.osteocytogenicRelating to osteocytogenesisosteodysplasia(pathology) Any abnormal development of boneosteodystrophy(medicine) Any abnormal or defective development of a boneosteoformationThe process of bone formation.osteogenicallyBy osteogenesis.osteoglophonic(medicine) Characterised by hollowed out regions in bones.osteohistology(biology) The study of the microscopic structure, chemical composition and function of boneosteoinduction(medicine) A biologic response in which chemical signals induce osteogenesisosteoinductiveRelating to osteoinduction.osteokinematicRelating to osteokinematicsosteolathyrismA collagen cross-linking deficiency brought on by dietary overreliance on the seeds of plants of the genus Lathyrus, especially Lathyrus sativus, the grass pea.osteologicallyConcerning only the osteological aspects.osteometabolicRelating to the metabolism of bone tissueosteomyoplastyA surgical procedure in which a section of bone and the surrounding muscle is transferred to another part of the body.osteopathologypathology of boneosteoprecursor(physiology) tissue that develops into boneosteopromotive(physiology) That promotes the formation of bone tissueosteoprotegrinMisspelling of osteoprotegerin.osteosclerosis(medicine) An increase in bone densityosteosclerotic(medicine) Exhibiting osteosclerosis; thus, showing an abnormal increase in bone densityosteosynthesis(surgery) The reduction and fixation of a bone fracture with implantable devices, usually made of metalosteosyntheticOf or relating to osteosynthesis.osteotendinousRelating to (the connection between) bone and tendonsostreaculturalRelating to ostreaculture.ostreiculturalRelating to ostreiculture.ostryopsitriolA cyclic diarylheptanoid found in the plant Ostryopsis nobilis.otherwherenessThe quality of being somewhere else.otherworldnessSynonym of otherworldliness.oticooccipitalRelating to the ear and the occiput (or the occipital bone)otolaryngology(medicine) The study of diseases of the ear, nose and throat.otomastoiditis(pathology) An inflammation of the mastoid air cells.otomicroscopicRelating to otomicroscopyotoneurologistOne who studies otoneurology.otopheidomenid(zoology) Any mite in the family Otopheidomenidae.otosalpingitis(pathology) Inflammation of the Eustachian tube as a result of infectionoutcompetitionThe act of outcompeting, or outdoing a rival.outdaciousness(dialectal) Audacity.outerplanarityThe quality or state of being outerplanar.outerthickness(graph theory) The minimum number of outerplanar subgraphs which a given graph can decompose into.outgenerallingpresent participle and gerund of outgeneraloutlandishnessThe quality of being outlandish.outmaneuveringpresent participle and gerund of outmaneuveroutperformanceThe act or state of outperformingoutrageousnessThe quality of being outrageous.outsiderlinessQuality of being outsiderly.outspreadinglyIn a way that outspreads.outwardlookingAlternative form of outward-looking.ovariosteresisSynonym of ovariectomy.overabsorptionExcessive absorption.overabstemiousExcessively abstemious.overabundantlyIn an overabundant manner.overaccelerate(ambitransitive) To accelerate too much.overaccentuateTo accentuate too much.overacceptanceExcessive acceptance.overaccumulateTo accumulate excessivelyoveractivationAn excessive activationoveractivenessQuality of being overactive.overadaptationExcessive adaptation.overadjectivedHaving too many adjectives.overadjustmentexcessive adjustmentoveradministerTo excessively administer, to manage or control too much.overadvantagedHaving excessive advantages.overaggrandizeTo make greater than is appropriate.overaggressionexcessive aggression; overaggressivenessoveraggressiveOverly aggressive; of a personality, action or behavior having excessive aggression.overalkylation(organic chemistry) Excessive alkylationoverallocationExcess allocationoveranalyticalTending to overanalyze.overannotation(genetics) Excessive annotationoverarticulate(transitive) To articulate excessively.overartificialExcessively artificial.overassessmentThe assessment of a tax or charge at a higher value than the correct one.overattachmentExcessive attachment, affection or fondness.overattenuatedExcessively attenuatedoveravariciousExcessively avaricious.overbejewelledAdorned with an excessive amount of jewellery.overbitternessExcessive bitterness.overboisterousExcessively boisterous.overbrightnessExcessive brightness.overbrillianceExcessive brilliance.overbrilliancyExcessive brilliancy.overbrimminglyIn great or excessive abundance.overburdensomeToo burdensome.overcaffeinate(ambitransitive) To imbibe or cause to imbibe too much caffeine.overcalculatedsimple past and past participle of overcalculateovercapacitate(transitive) To exhaust the capacity of.overcapitalize(transitive) to estimate the value of a company, stock etc too highlyovercarelesslyIn an overcareless manner.overcategorize(transitive) To categorize more than is suitable or necessary.overcautiouslyIn an overcautious way.overcelebratedTreated as more significant or praiseworthy than is deserved .overcentraliseAlternative form of overcentralize.overcentralize(transitive) To centralize too much.overcharitableExcessively charitable.overcharitablyIn an overcharitable manner.overchlorinate(transitive) To chlorinate excessively.overclevernessExcessive cleverness.overclusteringExcessive clusteringovercollectionExcessive collection, as:overcommission(uncommon) To commission to an excessive extent.overcommitmentThe act or situation of overcommitting.overcompensate(intransitive) To do an excessive amount in one area in an effort to overcome a perceived lack in another area.overcomplacentExcessively complacent.overcomplexityExcessive complexity.overcomplianceCompliance beyond what is necessary.overcomplicate(transitive) To make something excessively complicated.overcompliment(transitive) To compliment excessively.overcompressedsimple past and past participle of overcompressoverconfidenceAn excessive or unwarranted degree of confidence.overconfluence(biology) Excessive confluenceoverconfluencyAlternative form of overconfluence.overcontiguousSynonym of overlapping.overcontributeTo contribute in excess of a standard or expectation.overcontrollerA person who exerts excessive control.overconvergent(mathematics, physics) Overly convergentovercorrectionThe correction of something to an excessive degree, usually resulting in an error in the opposite direction.overcourageousExcessively courageous.overcriticallyIn an overcritical manner.overcultivatedExcessively cultivated.overdecorationExcessive decoration.overdecorativeExcessively decorative.overdefinitionThe act or process of overdefining; excessive definition.overdeliberateExcessively deliberate.overdelicatelyIn an overdelicate manner.overdeliveringpresent participle and gerund of overdeliveroverdemocraticExcessively democratic.overdependenceExcessive reliance or dependence on something.overdependencyAlternative form of overdependence.overdepositionExcessive depositionoverdepressiveExcessively depressive.overdetachmentexcessive emotional detachmentoverdetermined(of a problem or question) Having more constraints or causes than necessary to determine a solution or result.overdeterrenceExcessive deterrenceoverdiagnosticRelating to overdiagnosis.overdiligentlyIn an overdiligent manner.overdiscipline(transitive) To discipline excessively.overdisclosureExcessive disclosureoverdiscourage(transitive) To discourage excessively.overdiscussionExcessive discussion.overdispersion(statistics) The presence of greater dispersion in a data set than would be expected according to the statistical model in use.overdispersive(statistics) Exhibiting or relating to overdispersion.overdistensionExcessive distensionoverdistentionexcessive distentionoverdistributeTo distribute too much or too widely.overdivergenceA divergence to an excessive degree.overdocumentedDocumented to an excessive degree.overdominantly(genetics) In an overdominant manner.overdressinessThe quality of being overdressy.overduplicatedExcessively duplicatedovereffusivelyIn an overeffusive manner.overellipticalToo elliptical.overelongationExcessive elongation.overemphasisedsimple past and past participle of overemphasiseoveremphasizedsimple past and past participle of overemphasizeoveremphasizesthird-person singular simple present indicative of overemphasizeoveremploymentThe condition of being overemployed.overengineeredsimple past and past participle of overengineeroverenrichmentExcessive enrichmentoverenthusiasmExcessive enthusiasm.overestimatingpresent participle and gerund of overestimateoverestimation(uncountable) The act of overestimating.overevaluationSynonym of overvaluation.overexaggerateTo exaggerate, to overstate excessively.overexcitationExcessive excitation.overexcitementThe condition of being excessively excited.overexhaustionExcessive exhaustion.overexploitingpresent participle and gerund of overexploitoverexpressingpresent participle and gerund of overexpressoverexpression(genetics) The abnormal or artificial expression of a gene in increased quantityoverextensionsplural of overextensionoverextractionAn excessive extractionoverexuberanceExcessive exuberanceoverfaithfullyIn an overfaithful manner.overfamiliarlyIn an overfamiliar wayoverfastidiousExcessively fastidious.overfiltrationExcessive filtrationoverfloridnessExcessive floridness.overforcefullyWith excessive force.overfragmentedexcessively fragmentedoverfreightingpresent participle and gerund of overfreightoverfulfilmentfulfilment to a greater extent than neededoverfunctionerOne who overfunctions.overgarrisonedGarrisoned to excess.overgeneraliseAlternative spelling of overgeneralize.overgeneralityExcessive generalityovergeneralizeTo discuss or regard something in terms that are too general, and thereby ignore significant details or differences.overgenerationThe generation of too much or too many of something; overproduction.overgenerosityExcessive generosity.overgenerouslyIn an overgenerous way.overgluttonousExcessively gluttonous.overgranulatedhypergranulatedovergratefullyToo gratefully.overgreedinessExcessive greediness.overharassmentExcessive harassment.overharvestingpresent participle and gerund of overharvestoverheatednessThe quality of being overheated.overhomogenize(transitive) To homogenize to excess.overhystericalExcessively hysterical.overidealisticExcessively idealistic.overillustrate(transitive) To illustrate excessively.overimputationExcessive imputationoverindulgenceAn act of overindulging; indulgence in too much; pleasure or consumption taken in excess of what is satisfying or necessary.overindulgencyAlternative form of overindulgence.overinflectionexcessive inflectionoverinhalationExcessive inhalationoverinhibitionExcessive inhibitionoverinitiationExcessive initiation (typically of a biochemical process)overinsistenceExcessive insistence.overinterestedExcessively interested.overintimatelyToo intimately.overinvestmentExcessive investment, especially in one particular areaoveriodisationAlternative spelling of overiodization.overiodizationExcessive iodizationoverionizationExcessive ionizationoverirrigationexcessive irrigationoverjoyfulnessThe state of being overjoyfuloverlasciviousExcessively lascivious.overlavishnessQuality of being overlavish.overleveragingpresent participle and gerund of overleverageoverliberalityexcessive liberalityoverlicentiousExcessively licentious.overlitigationExcessive litigation.overlivelinessExcessive liveliness.overloadednessThe quality or condition of being overloaded.overloquaciousExcessively loquacious.overlordlinessThe fact or quality of being overlordly; superciliousness.overluminosity(astronomy) The condition of being overluminousoverluxurianceexcessive luxurianceovermanagement(business) excessive management; micromanagementovermanipulate(transitive) To manipulate too much.overmedicalize(transitive) To medicalize too much.overmedicatingpresent participle and gerund of overmedicateovermedication(medicine) Excessive medicating; overuse of medicationovermilitarizeTo militarize excessively, or to overemphasize military solutions and approachesoverminutenessExcessive minuteness.overmodulation(telecommunications) The condition where the instantaneous level of the modulating signal exceeds the value necessary to produce 100% modulation of the carrier, resulting in distortion.overnegligenceexcessive negligenceoverneutralize(transitive) To make more neutral than required or expected, or (chemistry) beyond the neutral pH value.overobsequiousExcessively obsequious.overobturation(dentistry) Excessive obturation; overfilling.overoccupationExcessive occupation; the state of being occupied by too many; overcrowding.overoptimisticExcessively optimistic.overoxygenatedsimple past and past participle of overoxygenateoverparticularExcessively picky or fastidious.overpassionateExcessively passionate.overpercolatedExcessively percolated.overperemptoryExcessively peremptory.overperformingpresent participle and gerund of overperformoverpermissiveExcessively permissive; allowing too much leeway.overpersuasionexcessive persuasionoverpoliticize(transitive) To politicize excessively.overpolymerizeTo polymerize excessivelyoverpopularityexcessive popularityoverpopulatingpresent participle and gerund of overpopulateoverpopulation(biology, demography) An excessive number of occupants (people, animals, plants, etc.) in a particular area; specifically, when the number of occupants exceeds the ability of that area to provide for them.overpossessiveExcessively possessive.overpowerfullyIn an overpowerful manner.overpoweringlyIn an overpowering manner.overprecaution(uncountable) The tendency to exercise more caution than would be necessary.overpredictionprediction that is erroneously highoverpressuringpresent participle and gerund of overpressureoverpressuriseAlternative spelling of overpressurize.overpressurize(transitive) To pressurize excessively.overprioritizeTo assign too high a priority to.overprivilegedBeing too privileged; specifically, having more advantages or opportunities than others, especially when being regarded as undeserving or unworthy of such advantages and opportunities.overproductionThe production of more of a commodity than can be used or sold.overproductiveExcessively productive; producing more than desired or necessary.overproficientVery or excessively proficient.overprogrammedsimple past and past participle of overprogramoverprojectionExcessive physical projection, typically of the tip of the nose.overprominenceExcessive prominence.overproportionTo give something excessive proportionsoverpropulsionexcessive propulsionoverprosperousExcessively prosperous.overprotectingpresent participle and gerund of overprotectoverprotectionThe act of overprotecting.overprotectiveExcessively protective, wanting to give too much protection (especially to children).overprotractedProtracted too long.overpunishmentExcessive punishment.overreachinglyIn an overreaching manner.overreactivityExcessive reactivityoverrefinementExcessive refinement.overreflectiveExcessively reflective.overregimentedExcessively regimented.overregularize(linguistics, intransitive) To apply (a rule of language) too widely.overregulatingpresent participle and gerund of overregulateoverregulationExcessive regulation: too many rules, especially misguidedly conceived ones.overrelaxation(mathematics) A technique which, when applied iteratively, can solve certain types of matrix equationoverrepetitionExcessive repetitionoverreplicatedsimple past and past participle of overreplicateoverrepressionExcessive repressionoverresearchedExcessively researched.overrespectfulExcessively respectful.overresponsiveExcessively responsive.overrestrainedExcessively restrained.overridability(rare) The ability to be overridden.overrigorouslyToo rigorously.oversalivation(medicine) Excessive salivation.oversanguinelyToo sanguinely.oversaturationsupersaturation.overscatteringExcessive scattering; scattering too far or too much.overscrupulousExcessively scrupulous.oversensitizedExcessively sensitized.overshadowmentovershadowingovershorteningpresent participle and gerund of overshortenoversialylatedExcessively sialylatedoversimplicityExcessive simplicity.oversimplifiedHaving been simplified to the point where important information is not conveyed.oversimplisticToo simplistic.oversmoothnessExcessive smoothness.oversocializedAssimilated too far into society.oversolicitousExcessively solicitous.oversolicitudeExcessive solicitude.overspecialiseNon-Oxford British English standard spelling of overspecialize.overspecializeTo specialize to an excessive degree.overstarvation(rare) Severe starvation.overstatednessthe state or quality of being overstated.overstimulatedsimple past and past participle of overstimulateoverstimulatorOne who overstimulates.overstretchingpresent participle and gerund of overstretchoverstrictnessQuality of being overstrict.overstructuredExcessively structured.overstudiouslyIn an overstudious manner.oversubscribedHaving insufficient capacity to meet the demand of those who are interested.oversufficientBeyond what is sufficient; excessive.oversupinationThe act of supinating too much.oversupplementTo supplement excessivelyoversuspiciousExcessively suspicious; having a level of suspicion that is not warranted by circumstances.oversynthesize(biochemistry) To produce oversynthesisoversystematicExcessively systematic.overtendernessExcessive tenderness.overtheatricalExcessively theatrical.overtherapizedHaving undergone too much therapy.overthoughtfulToo thoughtful or pensive.overthwartness(obsolete) The state of being overthwart; perverseness.overtubulation(pathology) Excessive tubulation (of long bones)overvaluednessThe state or condition of being overvalued.overventilatedHaving excessive ventilation.overvigorouslyIn an overvigorous manner.overvolatilityExcessive volatilityoverweightnessThe quality of being overweight.overwhelminglyIn an overwhelming manner; very greatly or intensely.ovipositioningThe laying of eggs (especially by insects).oviraptorosaur(biology) Any of a group of beaked, feathered dinosaurs of the order Oviraptorosauria.ovocylindricalcylindrical but with an oval rather than circular cross sectionoxacarbazepineAlternative form of oxcarbazepine.oxalocrotonate(organic chemistry) Any salt or ester of oxalocrotonic acidoxaloglutarate(organic chemistry) Any salt or ester of oxaloglutaric acidoxalosuccinate(organic chemistry) Any salt or ester of oxalosuccinic acid.oxanorbornenyl(organic chemistry, especially in combination) A radical derived from oxanorborneneoxiapoptophagy(biology) A combination of oxidation, apoptosis and autophagy associated with oxidative stressoxicarbazepineMisspelling of oxcarbazepine.oxidonitrergicProduced or activated by oxides of nitrogenoxidoreductase(biochemistry) Any enzyme that catalyzes an oxidation-reduction (redox) reaction.oxidoreduction(chemistry) Synonym of redox reaction.oxidoreductive(chemistry) Relating to oxidoreductionoxidoresistant(biochemistry) resistant to redox reactionsoxocarboxylate(organic chemistry) Any derivative of a carboxylate in which a methylene group has been replaced by a carbonyl groupoxocholesterol(organic chemistry) Any derivative of cholesterol in which a methylene group has been replaced by a carbonyl groupoxoluminescentluminescent when in the presence of oxygenoxyamphetamineThe drug phenylpropanolamine.oxyanthrarufin(organic chemistry) 1,2,5-trihydroxyanthraquinoneoxybarbiturateA normal barbiturate (that has an oxygen atom at position-2).oxybromination(organic chemistry) Simultaneous oxygenation and brominationoxydoreductaseAlternative form of oxidoreductase.oxygenotherapyAlternative form of oxygen therapy.oxyhaemocyanin(biochemistry) haemocyaninoxyhaemoglobin(biochemistry) The form of haemoglobin, loosely combined with oxygen, present in arterial and capillary blood.oxyhemodynamic(physiology) Relating to the circulation of oxygen in the bloodstreamoxyhemoglobinsplural of oxyhemoglobinoxymercuration(organic chemistry) An addition reaction in which the elements of water are added across an alkene's double bond to form an alcohol; the reaction proceeds via the addition of mercuric acetate, the mercuric group being removed by reductionoxymethazolineAlternative form of oxymetazoline.oxymoronicallyIn an oxymoronic manner.oxymoronicness(nonce word, rare) The state, quality or measure of being oxymoronic.oxynoticeratid(zoology) Any ammonite in the family Oxynoticeratidae.oxypalladation(organic chemistry) Any addition reaction in which an oxygen atom and a palladium atom are added across a double bond or triple bond (normally to form a reactive intermediate)oxypeucedanine(organic chemistry) A natural product with IUPAC name 7-methoxy-3-phenoxy-4a,5,6,7,8,8a-hexahydrochromen-4-one.oxyphenisatine(pharmacology) A withdrawn drug once used as a laxative.oxyquinaseptolSynonym of diaphtherin.oxyresveratrolA stilbenoid and tyrosinase inhibitor, found in the heartwood of Artocarpus lakoocha.oystercatchersplural of oystercatcher
Use These Words
Open any word for its full definition, examples, synonyms, antonyms, and related vocabulary. Every item is an existing dictionary entry; phrases, hyphenated terms, and malformed headwords are excluded.