10-Letter Words Starting With U and Ending With N

Explore 63 matching words, including ubiquarian, udoteacean, ulceration, ulodendron, ulotrichan.

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All 63 Matching Words

ubiquarianAlternative form of ubiquitarian.udoteacean(zoology) Any member of the algal family Udoteaceae.ulcerationThe development of an ulcer.ulodendronAny of various trees known only as fossils from the Pennsylvanian period, and belonging to the genus Ulodendron.ulotrichan(archaic) Of or pertaining to the Ulotrichi, a race or species of humans as classified by Jean-Baptiste Bory de Saint-Vincent.ultimation(nonstandard) ultimatumultracleanExceptionally clean.ultragreen(informal) Of a very vivid green colour.ultrahumanHaving powers much greater than those of a normal human; superhumanumptillion(slang, hyperbolic) An extremely large, unspecified number.unadoptionThe process of unadopting.unambitionThe absence of ambition.unamericanAlternative form of un-American.unbeholdenNot beholden; not obliged or bound by duty or expectations.unbespokenpast participle of unbespeakunbohemianNot bohemian, or insufficiently bohemianunchristen(transitive) To render unchristian.uncreationThe act of uncreating; annihilation.undeletion(computing) Restoration of previously deleted content.underdrainAn underground drain or trench with openings through which the water may percolate from the soil or ground above.underdrawnpast participle of underdrawundergrowninsufficiently grown; not having grown to a normal or suitable size.underknownNot known widely enough; of inadequate fame.underlinen(dated) Underwear (especially, but not always, made of linen); any undergarment.underqueenAn inferior or subordinate queen.undertakenpast participle of undertakeundertrain(ambitransitive) To train less than required or normal.undevotionAbsence or lack of devotion.undilutionThe quality of being undiluted.undulationAn instance or act of undulating.unelectionThe instance of being not elected.unengraven(obsolete) Not engraved.unfrighten(transitive) To make a person no longer frightened.unimprison(transitive) To release from prison; to free.unmistakenNot mistaken; valid or accurate.unoutgrownNot having been outgrown.unpartakenNot partaken of.unpartisanNot partisan; impartial and unbiased.unpartizanAlternative form of unpartisan.unrelationLack or absence of relationunreligionThe antithesis or contradiction of (true) religion.unrestrain(transitive) To free from restraints.unvitationA notification that someone is expressly not invited to an event or group.upbrighten(ambitransitive, poetic) To make or become brighter.upmountainHigher up a mountain.upsidedownAlternative spelling of upside down.urmetazoanThe hypothetical common ancestor of all animalsurodilatin(biochemistry) A hormone that causes diuresis through increasing renal blood flow.uroglaucin(obsolete, organic chemistry) A substance, apparently the same as indigo, occasionally found in the urine in degeneration of the kidneys. It is readily formed by oxidation or decomposition of indican.uromodulin(biochemistry) Tamm-Horsfall proteinuroxanthin(obsolete) The yellow pigment in urine.urreligionThe theoretical primeval religion.urticalean(botany) Relating to plants of the former order Urticalesurtication(pathology) The development of urticaria (hives).uscharidinA particular steroid glycoside.ustulationAn act of burning, especially roasting.usucaptionThe acquisition of right or title to an object or property by means of the simple passage of time.usurpationThe wrongful seizure of something by force, especially of sovereignty or other authority.uterocalin(biochemistry) A lipocalin secreted by the endometriumuterotoninA uterotonic substance present in the amniotic fluid during labourutilityman(baseball) A player who can play in several different positionsuvomorulin(biochemistry) The protein cadherin-1.uzarigeninA particular cardenolide.