Browse Other U Word Lengths
17-Letter U Words by Ending Letter
All 340 17-Letter Words Starting With U
ubiquitinoylationubiquitinationultracarbonaceousExtremely rich in carbon or carbon compounds.ultracentrifugateTo separate by means of an ultracentrifuge.ultracentrifugingpresent participle and gerund of ultracentrifugeultraconcentratedExtremely concentrated; of utmost concentration.ultracondensationextreme condensation, typically of mitochondriaultraconservation(genetics) Extreme conservation (of genes)ultraconservatismultraconservative beliefsultraconservativeExtremely conservative, especially in politics.ultracontemporaryThoroughly modern and up to date.ultracosmopolitanextremely cosmopolitanultradifferential(mathematics) A generalization of a differential that is calculated over an ultradistribution.ultradistribution(mathematics) A continuous linear functional.ultraenthusiasticextremely enthusiasticultrainfiltrationMisspelling of ultrafiltration.ultraintellectualHighly intellectual.ultraintuitionismUltrafinitism.ultraintuitionist(rare) A proponent of ultraintuitionism; an ultrafinitist.ultralocalization(physics) The act of making, or of treating as ultralocalultramelilitolite(mineralogy) A melilitolite with more than 65% melilite.ultrametamorphismThe process of metamorphism at extreme temperatures and pressures where rocks are partially heated to magma, to which the affected rocks then become metamorphic after fusing.ultramicrobalanceA balance used to weigh very small amountsultramicrochemistOne who studies ultramicrochemistry.ultraminiaturizedReduced to ultraminiature size.ultranationalismsplural of ultranationalismultranationalistsplural of ultranationalistultraoligotrophicVery oligotrophicultraprofessionalextremely professionalultrapurificationThe process, or the result of making something ultrapureultrarelativistic(physics) Moving at a speed very close to the speed of light.ultrasonificationultrasonicationultrasonographicsultrasonographic examinations collectivelyultrasonographistAn ultrasonographer.ultrasonophoresisSynonym of sonophoresis.ultrasonotomogramAn image produced by ultrasonotomography.ultraspiritualismThe quality of being ultraspiritual.ultraspiritualityThe quality of being ultraspiritual.ultrastructurallyIn an ultrastructural manner.umbilicoplacentalumbilical and placentalumbilicovitelline(anatomy) Relating to the umbilicus and the yolk sacunacclimatizationThe condition of being unacclimatized, or unused to something.unaccommodatinglyIn an unaccommodating manner; unhelpfully, unobligingly.unaccountablenessThe state or condition of being unaccountable.unacknowledgeableNot acknowledgeable.unacknowledgementAlternative form of unacknowledgment.unacquisitivenessThe quality of not being acquisitive.unadulteratedness(rare) State or quality of not being adulterated.unadventurousnessThe state or condition of being unadventurous.unanthropomorphicNot anthropomorphic.unapproachabilityThe quality of being unapproachable.unargumentativelyIn an unargumentative way.unassimilableness(rare) Quality or state of not being assimilable.unattributabilityThe quality of being unattributable.unauthoritativelyIn an unauthoritative manner.unceremoniousnessThe quality of being unceremonious.uncerimoniousnessAlternative form of unceremoniousness.uncharacterisableAlternative spelling of uncharacterizable.uncharacterizableNot characterizable; that cannot be characterized.uncharismaticallyIn an uncharismatic way; without charisma.unchristianlinessThe state or condition of being unchristianly.unchronologicallyIn an unchronological manner.uncircumcisednessThe quality of being uncircumcised.uncircumnavigatedNot circumnavigated.uncircumscribableunable to be circumscribeduncircumscribablySuch that it cannot be circumscribed.uncircumscriptionThe quality of being uncircumscript.unclassifiabilityThe state or condition of being unclassifiable.uncollaborativelyIn an uncollaborative manner.uncomfortablenessDiscomfort, especially uneasiness associated with awkwardness, embarrassment, or self-consciousness.uncommonplacenessThe state or condition of being uncommonplace.uncommunicativelyIn an uncommunicative manner.uncompassionatelyWithout compassion.uncompassionatingNot compassionating.uncompetitivenessThe state or condition of being uncompetitive.uncomplainingnessThe quality of being uncomplaining.uncomplicatednessThe state or condition of being uncomplicated.uncomplimentarilyIn an uncomplimentary manner.uncomprehendinglyIn an uncomprehending manner.uncomprehensivelyIn an uncomprehensive manner.uncompromisednessQuality of being uncompromised.unconceivablenessinconceivablenessuncondescendinglyIn a way that is not condescending.unconditionalnessUnconditionality.unconditionednessThe quality of being unconditioned.unconformablenessThe quality of being unconformable.unconfrontationalNot confrontational.unconquerablenessThe quality or state of being unconquerable.unconscientiouslyIn an unconscientious manner.unconscionability(law, contract law) The principle that one party to a contract might be entitled to a remedy if the other party has behaved in an unconscionable manner.unconsequentiallyAlternative form of inconsequentially.unconsideratenessThe quality of being unconsiderate.unconspicuousnessAlternative form of inconspicuousness.unconstrainednessThe quality of being unconstrained.uncontainablenessThe quality of being uncontainable.uncontemporaneousNot contemporaneous.uncontentiousnessThe quality of being uncontentious.uncontrolablenessObsolete spelling of uncontrollableness.uncontrollabilityThe quality of being uncontrollable.uncontroversiallyIn an uncontroversial manner.unconventionaliseAlternative form of unconventionalize.unconventionalismUnconventional style or behaviour.unconventionalityThe state of being unconventional.unconventionalize(transitive) To make unconventional.uncooperativenessThe quality of being uncooperative.uncountenanceableThat which cannot be countenanced.uncounterbalancedNot counterbalanced.uncounterfeitableNot able to be counterfeited.uncountermandableNot countermandable.uncrossexaminableThat cannot be cross-examined.uncyclopropanatedNot cyclopropanatedundecimarticulate(entomology) Having eleven joints.undecipherabilityInability to be deciphered.undecomposabilityThe state or condition of being undecomposable.undeconstructableNot deconstructable.undeconstructibleAlternative form of undeconstructable.undeliverablenessThe quality of being undeliverable.undemocratisationAlternative spelling of undemocratization.undemocratizationthe act or process of undemocratizingundemonstrabilityThe state or condition of being undemonstrable; indemonstrability.undemonstrativelyIn an undemonstrative manner.underaccelerationInsufficient acceleration.underaccomplishedInsufficiently accomplished; not having done or achieved enough.underacknowledgedHaving received insufficient acknowledgement.underanesthetizedInadequately anesthetized.underappreciationinsufficient appreciationunderappreciativeInsufficiently appreciative; ungrateful.underarticulationDeliberately leaving an utterance indistinct or unarticulated.undercapitalizingpresent participle and gerund of undercapitalizeundercarboxylatedInadequately carboxylated.undercarriagelessWithout an undercarriage.undercharacteriseAlternative form of undercharacterize.undercharacterizeTo characterize insufficientlyunderchlorinationInsufficient chlorination (usually, of swimming pool water or drinking water).undercompensatingInsufficiently compensatingundercompensationInsufficient compensationundercompensatoryInsufficient to compensateunderconnectivityInsufficient connectivityunderconsolidatedInsufficiently consolidatedundercoordinationAn insufficient level of coordinationunderdistributionAn inadequate distribution (especially of money).underexploitationInsufficient exploitation.underfermentationinadequate fermentationunderglycosylatedInsufficiently (or significantly less than normally) glycosylatedundergraduatenessThe property of being an undergraduate.undergraduateshipThe position or condition of an undergraduate.underhydroxylated(biochemistry) insufficiently hydroxylatedunderilluminatingThat provides insufficient illuminationunderimmunizationinadequate immunizationunderinvestigatedinsufficiently investigatedundermasculinized(medicine) Lacking the usual degree of masculinity.undermodificationInsufficient modification.undernotificationIncomplete notification (typically of deaths)underoptimizationThe act or process of underoptimizing.underorganizationInsufficient organization.underpigmentationInadequate pigmentation.underpreparednessState or condition of being underprepared.underprescriptionPrescription of an inadequate amount of a drug.underproductivityThe quality of being underproductive.underproportionedOf inadequate or inferior proportions; small; poor.underresponsivityThe quality of being underresponsive.undersatisfactionThe quality of being undersatisfied.undersegmentation(computing) A division into too few segments, as when attempting to recognize parts of an image.understandabilityThe property of being understandable.understandingness(rare) The state or condition of being understanding.undersubscriptionThe subscription of significantly less than is available.undervascularizedInsufficiently vascularizedundervirilisationAlternative form of undervirilization.undervirilizationinadequate virilization occurring when a genetic male cannot produce enough androgen or the body tissues cannot respond to itunderwearlessness(rare) The state of being underwearless.undescribableness(nonstandard) The state or characteristic of being undescribable.undescriptivenessThe quality of being undescriptive.undestructibility(rare) The state or condition of being undestructible; indestructibility.undeterminatenessQuality of being undeterminate.undifferentiatingThat does not differentiateundifferentiationThe quality or state of being undifferentiated: absence of differentiation.undisadvantageousNot disadvantageous.undiscerniblenessThe quality of being undiscernible.undisciplinednessThe quality of being undisciplined.undiscoverabilityThe state or condition of being undiscoverable.undisirregardless(humorous, rare) Synonym of regardless.undistinguishableImperceptible; indistinct.undistinguishablyIn a way that cannot be distinguished.undistinguishedlyIn an undistinguished manner; without distinction.unembarrassednessThe quality of being unembarrassed.unendothelializedNot endothelializedunentrepreneurialNot entrepreneurial.unequidimensionalNot equidimensional.unevangelicalnessThe state or condition of being unevangelical.unexceptionalnessThe quality of being unexceptional.unexhibitionisticNot exhibitionistic.unexperiencednessThe quality of not being experienced.unexplainablenessThe quality of being unexplainable.unfashionablenessThe state or condition of being unfashionable.unforeseeablenessSynonym of unforeseeability.unforgettablenessThe state or condition of being unforgettable; outstanding memorableness.unforgiveablenessAlternative spelling of unforgivableness.unformalizabilityThe quality of being unformalizable.unforthcomingnessThe state or quality of being unforthcoming.ungentlemanlinessThe state or condition of being ungentlemanly.ungentlewomanlikeNot gentlewomanlike.ungrammaticalizedNot grammaticalized.ungrammaticalnessThe quality of being ungrammatical.unhomogeneousnessThe quality of not being homogeneous.unhypermethylated(biochemistry) Not hypermethylatedunicyanobacterialRelating to a single type of cyanobacteriumunidentifiabilityThe condition of being unidentifiableunidimensionalityThe condition of being unidimensional.unidirectionalityThe state or condition of being unidirectional.uniformitarianism(chiefly geology) The scientific principle that natural laws and processes operated in the past in the same way and at the same rates that they operate today, and sometimes in the same way everywhere in the universe as well.uniformitarianistOne who believes in uniformitarianism.unilateralizationThe act of making something unilateral.unimaginativenessLack of imagination.unimpassionednessThe quality of being unimpassioned.unimpeachablenessThe state or condition of being unimpeachable; blamelessness.unimpressiblenessThe state or condition of being unimpressible; inexcitability, sangfroid.unindividualisticNot individualistic.unindustriousnessThe quality of being unindustrious.uninephrectomizedsimple past and past participle of uninephrectomizeuninformativenessThe condition of being uninformativeuninhabitablenessThe quality of being uninhabitable.uninquisitivenessQuality of being uninquisitive; lack of curiosity.uninstructivenessThe state or condition of being uninstructive.unintellectualismAn unintellectual approach or attitude.unintellectualityThe quality of being unintellectual.unintelligibility(uncountable) The quality or condition of being unintelligible.unintentionalnessThe quality of being unintentional.uninterchangeableNot interchangeable.uninterestingnessThe state or quality of being uninteresting.uninterruptednessThe state or condition of being uninterrupted.universalizationsplural of universalizationunjustifiablenessThe property of being unjustifiable.unlexicographicalNot lexicographical.unmaintainabilityThe state or condition of being unmaintainable.unmaneuverabilityThe quality of being unmaneuverable.unmanoeuvrabilityAlternative form of unmaneuverability.unmarriageabilityThe quality of being unmarriageable.unmentionablenessThe state or quality of being unmentionable.unmerchantabilityThe state or condition of being unmerchantable.unmeritoriousnessThe quality of being unmeritorious.unmistakeablenessAlternative spelling of unmistakableness.unneighbourlinessThe quality of being unneighbourly.unobstructivenessThe quality of being unobstructive.unopinionatednessThe state or condition of being unopinionated.unpalmitoylatableNot palmitoylatableunparameterizableNot parameterizable.unparliamentarilyIn an unparliamentary manner.unparticularizingThat does not particularize.unpassivizabilityThe property of being unpassivizableunperspicaciouslyIn an unperspicacious manner.unpersuadablenessThe quality of being immune from persuasion.unpessimisticallyNot pessimistically.unphilanthropicalNot philanthropical.unphilosophicallyIn an unphilosophical way.unphysiologicallyIn a manner that is not physiological.unpicturesquenessThe state or quality of being unpicturesque.unpleasurablenessThe state or condition of being unpleasurable.unpolyunsaturatedNot polyunsaturatedunpracticableness(rare) The state or condition of being unpracticable; impracticability.unprecedentednessQuality of being unprecedented.unpredictablenessThe state or quality of being unpredictable.unprejudicateness(archaic) Absence of prejudice; unprejudicedness.unprepossessinglyIn an unprepossessing way.unpresentablenessThe quality of being unpresentable.unpretentiousnessThe state or condition of being unpretentious.unpreventablenessThe quality of being unpreventable.unproblematicallyWithout problems.unproblematizableNot capable of being problematized.unprocrastinatingNot engaging in procrastination.unprofessionaliseAlternative spelling of unprofessionalize.unprofessionalismBehaviour or qualities that are not professional.unprofessionalitySynonym of unprofessionalism.unprofessionalizeTo make something unprofessionalunprogressivenessThe quality of being unprogressive.unproportionalityThe quality, or an instance, of being unproportional.unproportionatelydisproportionatelyunprovocativeness(rare) The quality of being unprovocative.unquantifiabilityThe state or condition of being unquantifiable.unquestionability(uncountable) The property of being unquestionable.unquestioningnessThe property of being unquestioning, of not asking questions or having doubts.unrecognisabilityNon-Oxford British English standard spelling of unrecognizability.unrecognizabilityThe state or condition of being unrecognizable.unreconstitutableThat cannot be reconstituted.unreconstructable(nonpreferred spelling variant) Alternative spelling of unreconstructible.unreconstructedlyIn an unreconstructed manner.unreconstructibleThat cannot be reconstructed.unrecoverablenessThe quality of being unrecoverable.unrehabilitatableNot capable of being rehabilitated.unrepresentednessThe quality of being unrepresented.unresearchabilityThe quality of being unresearchable.unresourcefulnessThe state or quality of being unresourceful.unresponsiblenessThe quality of being unresponsible.unrestrainabilityThe quality or state of being unrestrainable.unrestrictivenessThe quality of being unrestrictive.unsanctimoniouslyIn an unsanctimonious manner.unsanctionability(rare) The state or quality of being unsanctionable.unsatisfiablenessThe quality of being unsatisfiable.unselfconsciouslyIn a manner which is not self-conscious.unsensationalisedAlternative spelling of unsensationalized.unsensationalizedNot sensationalized; reported in a reasonable manner.unsentimentalizedNot sentimentalized.unserialisabilityNon-Oxford British English standard spelling of unserializability.unserializabilityThe state or condition of being unserializable.unserviceablenessQuality of being unserviceable.unsocialisticallyIn an unsocialistic way; contrary to socialism.unsophisticatedlyIn an unsophisticated manner.unspontaneousnessThe quality of being unspontaneous.unsportsmanlinessThe state or condition of being unsportsmanly; unsportsmanlikeness.unsportswomanlikeSynonym of unsportsmanlike (where the person being discussed is female)unstereotypicallyIn an unstereotypical manner.unstraightforwardNot straightforward; oblique, evasive, equivocal, indirect.unsubstantialnessThe quality of being unsubstantial.unsubstantiatableAlternative form of unsubstantiable.unsubstantiatedly(rare) In a way that is unsubstantiated.unsuperfluousnessThe state or condition of being unsuperfluous; concision.unsuperstitiouslyIn an unsuperstitious manner.unsupportablenessthe state or quality of being unsupportableunsurmountabilityinsurmountabilityunsurpassablenessThe quality of being unsurpassable.unswallowablenessThe state or condition of being unswallowable.unsympatheticallyIn an unsympathetic manner.unsynchronizationThe disruption of synchronizationunterritorializedNot territorialized.untherapeuticallyIn an untherapeutic manner.unthreateningnessThe quality of being unthreatening.untranslatabilityThe quality or property of being untranslatable; inability to be translated.untroublesomenessThe quality of being untroublesome.untrustworthinessThe state or quality of being untrustworthy.ununderstandinglyWithout understanding (comprehending).unwarrantablenessThe state or quality of being unwarrantable.upperclassmanshipThe position or condition of an upperclassman.ureterointestinal(anatomy) Relating to the ureter and the intestines.ureteropyeloscopy(surgery) pyeloscopy of the ureterureterorenoscopicRelating to, or by means of ureterorenoscopyureteroscopicallyBy means of ureteroscopyurethrocystoscopyendoscopy of the urethra and the urinary bladderuridyltransferaseMisspelling of uridylyltransferase.urogynaecologicalAlternative form of urogynecological.uterosalpingogramA hysterosalpingogram.utilitaristicallyIn a utilitaristic manner.uvulopalatoplastyThe surgical removal, by laser, of all or part of the uvula, generally in order to prevent snoring.
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