Browse Other I Word Lengths
10-Letter I Words by Ending Letter
All 2,257 10-Letter Words Starting With I
iamatology(obsolete) The science of remedies, or of therapeutics.iambelegus(prosody) A verse consisting of an iambic dimeter and half an elegiac pentameter.iambicallyAccording to iambic meter.ianthellidAny porifer of the family Ianthellidaeianthinite(mineralogy) An orthorhombic-pyramidal mineral containing hydrogen, oxygen, and uranium.iatrogenic(medicine, of a disease, injury, or other adverse outcome) Induced by the words or actions of the physician or by medical treatment or diagnostic procedure.iatromelia(medicine) ineffective or negligent medical treatmentiatromisiaAn intense dislike of doctors or the medical profession.iatrophobeA person who has iatrophobia; one who fears going to the doctor.ibacitabinAlternative spelling of ibacitabine.ibalizumab(pharmacology) A nonimmunosuppressive monoclonal antibody being investigated as an HIV entry inhibitor.iberdomide(pharmacology) A derivative of thalidomide used experimentally for the treatment of multiple myeloma and systemic lupus erythematosus.ibrotamideA sedative and hypnotic drug.ibuprofensplural of ibuprofenibutamorenA potent, orally active growth hormone secretagogue that mimics the action of ghrelin.iceboarder(winter sports) A person who iceboards.iceboatingThe act of travelling in a iceboat.icebreaker(nautical) A ship designed to break through ice so that it, or other ships coming behind, can navigate on frozen seas.icefishingpresent participle and gerund of icefishiceheartedAlternative form of ice-hearted.icemanshipSkill in travelling upon ice, or sailing in the presence of ice.iceshelvesplural of iceshelficeskatingpresent participle and gerund of iceskateichneumousRelating to ichneumon wasps.ichnofauna(zoology) Fauna that leaves tracks, spoor, footprints, etc.ichnogenus(paleontology) Any genus known only from trace fossils, such as footprints, coprolites or nests.ichnoliticRelating to ichnolites.ichnologicPertaining to ichnology.ichnomancyDivination by observing a person's or animal's footprints.ichnotaxon(taxonomy) A grouping, analogous to a biological taxon, used to classify footprints, burrows or other trace fossils, and hence, indirectly, the organisms that might have produced them.ichnovirusAny of the genus Ichnovirus, symbiotic viruses associated with endoparasitic waspsichnusaite(mineralogy) A radioactive thorium molybdate mineral found in Sardinia.ichorhemiaAlternative form of ichorhaemia.ichthammolGeneric, non-trademarked name for ichthyolichthyocolichthyocollaichthyonymA name for a fish.ichthyosis(pathology) Any of a group of genetic skin disorders characterized by dry, thickened, scaly skinichthyoticRelating to or affected with ichthyosis.icodextranMisspelling of icodextrin.icodextrinA colloid osmotic agent derived from maltodextrin.iconicallyIn a way or to an extent that is iconiciconicnessThe quality of being iconic.iconoclasm(figurative) A challenge to a widely held belief, tradition or cherished institution.iconoclastOne who opposes orthodoxy and religion; one who adheres to the doctrine of iconoclasm.iconodulesplural of iconoduleiconodulicExhibiting or relating to iconodulism.iconographA picture formed by a word or words.iconolaterSomeone who worships images; a practicer of iconolatry.iconolatryThe use of images as symbols that provide an inspiration and aid to worship.iconomachyHostility to images as objects of worship.iconomaniazealous dedication to icons or imagesiconomaticThe use of pictographs to represent their sounds, as in English rebuses using an eye to mean I or in Chinese phonetic transcription of foreign terms into characters.iconometer(photography, historical) An early form of viewfinder.iconometryThe measurement of icons and their proportions etc., in religious art.iconomical(obsolete) Alternative form of iconomachal.iconophileA person who loves icons, illustrations, pictures.iconophilyA love of icons or images.iconoplastOne who creates images, idols, or symbols, typically as opposed to an iconoclast who destroys them.iconoscopean early television camera having a mosaic of photoactive cellsiconothecaA collection of icons.iconotropythe accidental or deliberate misinterpretation by one culture of the icons or myths of an earlier one, especially so as to bring them into accord with those of the later oneiconstasisAlternative form of iconostasis.icosaedricAlternative form of icosahedral.icosaedronAlternative spelling of icosahedron.icosaedrumObsolete form of icosahedron.icosagonal(geometry) Having the form of a icosagonicosahedraplural of icosahedronicosidigon(geometry) A polygon with twenty two sides and twenty two angles.icteritousAlternative form of icteritious.ictidosaurSynonym of tritheledontid.idarubicin(pharmacology) A particular anthracycline drug used in chemotherapy.iddingsite(mineralogy) A mixture of clay minerals and iron oxides formed by alteration of olivineideagenousGiving rise to ideas.idealisersplural of idealiseridealisingpresent participle and gerund of idealiseidealisticOf or pertaining to an idealist or to idealism.idealitiesplural of idealityidealizersplural of idealizeridealizingpresent participle and gerund of idealizeidealogiesMisspelling of ideologies.ideamongerA person who spreads or promotes ideas.ideaphoriaAn experience where one feels a constant onslaught of new ideas; creativity.ideationalPertaining to the formation of ideas or thoughts of objects not immediately present to the senses.idelalisibA particular drug for the treatment of chronic lymphocytic leukemia.idempotent(mathematics) (said of an algebraic structure) Having an idempotent operation (in the sense given above).identarianOf or pertaining to the formation of identity.identicialMisspelling of identical.identifiedsimple past and past participle of identifyidentifieeOne who or that which is identified; the subject of an identification.identifierSomeone who identifies; a person who establishes the identity of someone or something.identifiesthird-person singular simple present indicative of identifyidentifyeeA person or thing that is being identified.identitaryRelating to identity.identitiesplural of identityideocraticOf or relating to ideocracy.ideogenousSynonym of ideogenic.ideogramicAlternative form of ideogrammic.ideogrammeRare spelling of ideogram.ideographyThe use of ideograms; semasiography or logography.ideolecticMisspelling of idiolectic.ideologeme(sociology) A fundamental unit of ideology.ideologiesplural of ideologyideologiseAlternative spelling of ideologize.ideologismadvocacy of an ideologyideologistOne who theorizes or idealizes; one who advocates the doctrines of ideology.ideologize(transitive) To turn into an ideology.ideologuesplural of ideologueideomotion(physiology) ideomotor movement; movement done subconsciously, such as twitching.ideophobiaAn inordinate fear of ideas, especially new ones, or of reasoning.ideophonicRelating to ideophonesideosphereA realm or sphere of ideas.ideotheticAlternative form of idiothetic.idiobiosis(biology) The condition of being idiobiontidioblastsplural of idioblastidiocraticPertaining to, or characterized by, idiocracy.idiographyThe study of individualsidiolectalOf or relating to an idiolect.idiolecticPertaining to an idiolect.idiomatickObsolete form of idiomatic.idiomatize(uncommon) To make idiomatic.idiomologyThe study of idioms.idiomotionAlternative spelling of ideomotionidiopathic(pathology) Of, relating to, or designating a disease or condition having no known cause.idiophasic(biology) Relating to idiophaseidiophonesplural of idiophoneidiophonicOf, pertaining to, or produced by an idiophoneidioplasma(biology, archaic) A portion of the cell protoplasm which is the seat of all active changes, and which carries on the function of hereditary transmission; distinguished from the other portion, which is termed nutritive plasma.idiosepiid(zoology) Any in the family Idiosepiidae of cephalopods.idiotheticRelating to the use of internal cues when navigating a maze etc.idioticity(nonstandard) Synonym of idiocy (lack of intelligence or sense)idiotistic(linguistics) Specific to one idiolect.idiotorial(informal, humorous) An editorial expressing an idiotic opinion.idiotproofAlternative form of idiot-proof.idiotropicFinding satisfaction in being detached and isolated, introspectiveidleheadedvain and foolishidolatressA female idolater.idolatriesplural of idolatryidolatriseAlternative form of idolatrize.idolatrize(transitive) To make an idol of; to idolize.idolatrousPartaking in idolatry; worshipping idols or false gods.idoloclasmThe destruction of idols; iconoclasm.idoloclast(archaic) A breaker or undoer of idols; an iconoclast.idololatry(rare) Alternative form of idolatry.idolomancyDivination by idols, images or figures.idolomania(religion) A devotion to idols.idyllicismAn idyllic style in poetry etc.ifenprodil(pharmacology) A selective inhibitor of the NMDA receptor.ifosfamide(pharmacology) A particular drug used in chemotherapy.ignaqueous(rare) able to live in both fire and water (as of salamanders)ignicolist(rare) A worshiper of fire.igniferous(rare) Producing fireignifluous(obsolete) Flowing with fire.ignigenous(archaic, geology) igneousignimbrite(geology) A deposit left by a pyroclastic flow from a volcano, consisting of ash, pumice lapilli, and lithic fragments.ignipotent(archaic) fiery, or having control over fire.ignitegium(obsolete) A curfew bell.ignivomous(archaic) Throwing out fire, as a volcano does.ignobilityThe state or condition of being ignoble.ignominiesplural of ignominyignominity(nonstandard) Alternative form of ignominy.ignominousMisspelling of ignominious.ignomously(uncommon, nonstandard) Ignominiously; in a shameful or disgraceful manner.ignoramousNonstandard form of ignoramus.ignorantlyIn an ignorant manner.ignorationThe state of being ignorantignorative(linguistics) Applied to certain linguistic constructs that express indefiniteness or indicate that something is unknown.ignoraunceObsolete form of ignorance.ignorement(archaic) The act of ignoring something.ignoscible(obsolete, rare) pardonableignosterol(organic chemistry) An isomer of ergosteroliguanodonsplural of iguanodoniguanodont(paleontology) Any member of the genus Iguanodon.iguratimodA sulfonamide drug used to treat autoimmune diseasesikonicallyAlternative form of iconically.ikonomatic(uncommon) Alternative form of iconomatic.ilaprazole(medicine) The proton pump inhibitor 2-[(RS)-[(4-methoxy-3-methylpyridin-2-yl)methyl]sulfinyl]-5-(1H-pyrrol-1-yl)-1H-benzimidazoleileocaecal(anatomy) Of or pertaining to the connection between the final segment of the small intestine (ileum) and large intestine (colon).ileocaecumAlternative form of ileocecum.ileocoecalAlternative form of ileocaecal.ileocoecumAlternative form of ileocecum.ileographymedical imaging of the ileumileolumbarMisspelling of iliolumbar.ileorectal(anatomy) Relating to the ileum and rectum.ilepcimideA piperidine anticonvulsant.ilicicolinAny of a group of fungal polyketide, presents in Gliocadium, that shows antifungal activityiliocostal(anatomy) Relating to the ilium and ribs.iliolumbar(anatomy) Pertaining to the iliac and lumbar regions.iliopelvic(anatomy) Relating to the ilium and the pelvis.iliosacral(anatomy) Relating to the ilium and sacrum; sacroiliaciliotibial(anatomy) Of or pertaining to both the ilium and the tibia.ilixanthin(archaic) A yellow dye obtained from holly leaves.illaborate(obsolete) Unlaboured; done or produced lazily or without sufficient effort.illadopsisAny member of the genus Illadopsis of secretive forest birds of tropical Africa.illapsable(obsolete) Incapable of lapses or error.illaqueate(archaic) To grab; seize, or catch.illativelyBy means of illation.illaudableNot laudable; unpraiseworthy.illaudablyIn a way that is not laudable, or praiseworthy.illegaliseNon-Oxford British English standard spelling of illegalize.illegalismIllegal activity, especially seen as systemic or as part of a general philosophy or ideology.illegalistA proponent of illegalism.illegality(law) the state of being illegalillegalizeTo make illegal; to prohibit by law, to criminalize.illeviable(obsolete) Not leviable; incapable of being collected or imposed.illfittingAlternative form of ill-fitting.illicitous(obsolete) illicitillimitate(archaic) limitlessillimitudeSomething without limits; immensity or boundlessness.illinitionA crust of some extraneous substance formed on minerals.illiquidly(rare) In an illiquid way.illistrateMisspelling of illustrate.illiteracy(uncountable) The inability to read and write.illiterateUnable to read and write.illiteratiThose who cannot read and write Latin.illocalityWant of locality or place.illocution(linguistics) The aim of a speaker in making an utterance as opposed to the meaning of the terms used.illocutiveOf or pertaining to illocution.illogicianA person who uses illogical reasoning.illogicityThe quality, state or condition of being illogical.illtreatedsimple past and past participle of illtreatillucidateAlternative form of elucidate.illudalane(organic chemistry) Any of a class of sesquiterpenoids present in Basidiomycetes stereumilluminantSomething that illuminates.illuminaryilluminativeilluminate(transitive) To shine light on something.illuminingpresent participle and gerund of illumineilluministSomeone who subscribes to the doctrine of illuminism, or who claims to have achieved spiritual illumination; one of the Illuminati.illuminizeTo instil the doctrines or principles of the Illuminati.illuminousluminous; illuminatedillusionalIllusory; being or pertaining to an illusion.illusionedUnder an illusion; deceived.illusivelyIn a illusive fashion.illusorilyIn an illusory fashion.illustrate(figurative) To clarify something by giving, or serving as, an example or a comparison.illustrous(obsolete, rare) Without lustre.illutation(archaic) The act of smearing the body with mud, especially with the sediment from mineral springs; a mud bath.illuviatedsimple past and past participle of illuviateillwishersplural of illwisherilmajokite(mineralogy) A monoclinic mineral containing barium, cerium, hydrogen, lanthanum, oxygen, silicon, sodium, and titanium.ilmenitite(mineralogy) A hypabyssal igneous rock composed of ilmenite with some pyrite, chalcopyrite, pyrrhotite, hypersthene and labradoriteimageboard(Internet) A type of message board that revolves around the posting of images, with optional associated text, often characterized by the near lack of moderation and by the freedom to discuss any topic.imagemakerOne who produces pictures or photographs.imageologyThe study of images, especially those produced by medical imagingimaginableAble to be imagined; conceivable.imaginablyIn an imaginable manner.imaginallyIn an imaginal mannerimaginatorOne who imagines.imaginingsplural of imaginingimaginitis(humorous) A notional disease characterised by a hyperactive imagination.imagocidalThat kills adult insects.imambargahAlternative form of imambara.imaumbarraAlternative form of imambarra.imbalancedExperiencing an imbalance; out of balance.imbalancesplural of imbalanceimbankmentObsolete form of embankment.imbannered(obsolete) Having banners.imbecilelyIn an imbecile manner.imbecility(uncountable) The quality of being imbecile; weakness; feebleness, especially of mind.imbeddableAlternative form of embeddable.imbenching(obsolete) A raised work or platform, similar to a bench.imbibementThe act or process of imbibing.imbibitionThe act of imbibing.imbibitory(archaic) absorptiveimbitteredsimple past and past participle of imbitterimbittererObsolete spelling of embitterer.imborderedsimple past and past participle of imborderimbosomingpresent participle and gerund of imbosomimbreedingMisspelling of inbreeding.imbricatedOverlapping, like scales or roof-tiles; intertwined.imbricatesthird-person singular simple present indicative of imbricateimbricatinAn antioxidant phenolic biomarker derived from dihydrophenanthreneimbroccata(obsolete) A hit or thrust.imbrogliosplural of imbroglioimbruement(archaic) The act of imbruing, or the state of being imbrued.imidazenilAn anxiolytic drug derived from the benzodiazepine family.imidazolesplural of imidazoleimidazolic(organic chemistry) Relating to an imidazoleimidazolyl(organic chemistry, especially in combination) The univalent radical derived from imidazoleimidoester(organic chemistry) Any ester of an imido acidiminoester(organic chemistry) Any ester of an imino acidiminoether(organic chemistry) A chemical compound with is both an imine and an etheriminoethyl(organic chemistry, especially in combination) The univalent radical CH₃-C(=NH)-NH-iminosugar(biochemistry) Any analog of a sugar having a nitrogen atom at the position of the endocyclic oxygen atomimipramine(pharmacology) A synthetic compound (trademark Tofranil) used to treat depression.imipridone(organic chemistry, medicine) Any of a group of heterocyclic amides that are anticancer agentsimiqualine(medicine) Any of a group of imidazoquinoxalines that have anticancer propertiesimitationsplural of imitationimitatress(archaic) A female imitator.immaculacy(usually uncountable) immaculateness.immaculateHaving no blemish or stain; absolutely clean and tidy.immaculism(Christianity) Belief in the Immaculate Conception of the Virgin Mary.immanationA flowing or entering in.immanentlyIn an immanent manner.immanifest(archaic) Not manifest.immaterialHaving no matter or substance; incorporeal.immaturelyGiving an appearance of immaturity; childishly.immaturityYouth; the condition of being immature or not fully grownimmeasuredthat has not been measured; huge, enormousimmediableUnable to be mediated; irresolvable.immediatlyObsolete form of immediately.immemorial(sometimes postpositive) That is beyond memory; ancient.immensible(obsolete) immeasurableimmergence(uncommon) Immersion.immeritous(obsolete) undeservingimmersableAlternative form of immersible.immersibleNot susceptible to harm if immersed in water.immethodic(obsolete) Unmethodical.immetricalNot metrical or rhythmical.immidazoleMisspelling of imidazole.immigrantsplural of immigrantimmigratedsimple past and past participle of immigrateimmigratesthird-person singular simple present indicative of immigrateimminentlyIn an imminent manner; liable to happen immediately or very soon.imminglingpresent participle and gerund of immingleimminution(obsolete) reduction; lessening; decrease.immiscible(physics) Of two or more liquids that are not mutually soluble: unmixable.immisciblyIn an immiscible fashion.immiserate(transitive) To impoverish (someone); to make someone sink into misery.immiserizeSynonym of immiserate.immittance(physics, electronics) Either the impedance or the admittance of an electrical network, considered as alternatives.immixturesplural of immixtureimmobilise(British spelling) Alternative spelling of immobilize.immobilismpolitical or economic inactivity, often a result of ultraconservative policiesimmobilityThe quality of not moving.immobilizeTo render motionless; to stop moving or stop from moving.immoderacyThe quality of being immoderate.immoderateNot moderate; excessive.immodestlyIn an immodest manner.immolatingpresent participle and gerund of immolateimmolationThe act of immolating, or the state of being immolated.immolatoryOf or relating to immolation.immoraliseAlternative form of immoralize.immoralismA philosophy that does not accept moral principles.immoralistAn advocate of immoralityimmorality(uncountable) The state or quality of being immoral; vice.immoralize(transitive) To corrupt; to make immoral.immortableAble to become immortal.immortallyIn an immortal manner.immortelleAny of various papery flowers, often dried and used as decoration.immotilitya lack of motility; the inability to moveimmovablesplural of immovableimmoveableAlternative form of immovable.immoveablyAlternative spelling of immovably.immucillinAny of a group of compounds that inhibit purine nucleoside phosphorylasesimmulectin(biochemistry) A lectin present in a Manducaimmunitiesplural of immunityimmunizersplural of immunizerimmunizingpresent participle and gerund of immunizeimmunobandAn extended immunoblotimmunobead(immunology) A very small bead coated with an antigen (or antibody) that forms aggregates in the presence of the appropriate antibody (or antigen)immunoblotA blot used in western blot analysis.immunochip(immunology, computing) Any of several chips used in computational immunologyimmunocrit(pathology) The cellular ratio of immune tolerance (a measure of the aggressiveness of tumors)immunocyte(immunology) A leukocyte that is able to induce an immune response by creating antibodies.immunogeneDescribing a combination of immunotherapy and gene therapyimmunogensplural of immunogenimmunogoldA particle of gold that is used to label an antibody or protein in immunogold electron microscopyimmunogram(immunology) The graphical result of an immunodiffusion test.immunology(medicine) The branch of medicine that concerns the body's immune system.immunomicsThe application of genomics to the study of the immune systemimmunopure(immunology) immunologically pure; triggering no immune response.immunosort(immunology) To sort immunologicallyimmunospotAny of the spots resulting from a biochemical assay used to monitor cellular immune responses.immunoswab(immunology) A swab used in an immunological assayimmunotest(immunology) Any immunological testimmunotubeA tube, coated with antigens, used to isolate antibodiesimmunotypeThe form of a compound that has separate immunological characteristicsimmunounit(immunology) A measure of the amount of antibodies present in a sampleimmurationA walling up or immuring.immurementCapital punishment, human sacrifice or life imprisonment by entombing for life or sealing behind walls.immutation(archaic) change (alteration, mutation, modification)imoxiterol(pharmacology) A beta-adrenergic agonist.impackment(medicine, obsolete) A closely packed state; impaction.impactableLikely to be impacted.impactlessWithout impact.impairableAble to be impaired.impairmentThe result of being impaired.impalementThe act of torturing or executing someone by impaling them on a sharp stake.impalpableIncapable of being touched or felt; incorporeal, intangible.impalpablyIn an impalpable manner.impaludism(obsolete) A diseased state affecting the inhabitants of paludal, marshy areas.impanation(Christianity) The actual, substantial presence of the body of Christ with the bread and wine of the sacrament of the Lord's Supper — as opposed to transubstantiation.impanelingpresent participle and gerund of impanelimpanelledsimple past and past participle of impanelimparadise(transitive, poetic) To place in paradise; to put in a state like paradise; to make supremely happy.imparlance(law, obsolete) Time given to a party to talk or converse with his opponent, originally with the object of effecting, if possible, an amicable adjustment of the suit, but also used to obtain further time to plead or answer allegations.imparsoneeOnly used in parson imparsonee.impartableCapable of being imparted.impartanceArchaic form of impartation.impartiblenot partible; not subject to partition; indivisibleimpartiblySo as not to be parted or divided.impartmentThe act of imparting something, or the thing imparted; disclosure.impassable(of a route, terrain, etc.) Incapable of being passed over, crossed, or negotiated.impassablyIn an impassable manner.impassibleUnable to feel emotion; impassive.impassiblyIn an impassible manner.impatienceThe quality of being impatient; lacking patience; restlessness and intolerance of delays; anxiety and eagerness, especially to begin something.impatiency(obsolete) Impatience.impavidity(archaic) The quality of being impavid.impeachingpresent participle and gerund of impeachimpeccablePerfect, without faults, flaws or errorsimpeccablyIn a perfect or flawless manner.impeccanceAlternative form of impeccancy.impeccancy(obsolete) The quality of being sinless.impecunityThe state of having very little money.impedancesplural of impedanceimpedimentA hindrance; that which impedes or obstructs progress; impedance.impedinglySo as to impede or hinder.impedition(obsolete) That which impedes; a hindrance.impeditiveCausing or being a hindrance; impeding.impedivitybulk impedance; a measurement of the electrical impedance per unit distance in a bulk material or a solutionimpellenceThe condition of being impellentimpendenceAlternative form of impendency.impendencyThe state of impending.impenitentNot penitent; specifically (Christianity), not repenting of one's sins; unrepentant.impeoplingpresent participle and gerund of impeopleimperationThe action of governing or commanding; governance.imperativeEssential; crucial; extremely important.imperatorsplural of imperatorimperatory(archaic, rare) imperativeimperatrix(historical or archaic) Female equivalent of imperator: empress.imperdible(obsolete) Not destructible.imperiallyIn an imperial manner.imperialtyThe rank, status, power or authority of an imperial.imperilingpresent participle and gerund of imperilimperilledsimple past and past participle of imperil; alternative spelling of imperiled.impermeantThat cannot permeate through a specified semipermeable membraneimpersonalNot personal; not representing a person; not having personality.imperviousUnaffected or unable to be affected by something.impetrable(obsolete) Capable of being obtained or influenced by petition.impetratorOne who impetrates.impicturedsimple past and past participle of impictureimpingenceThe quality of being impingent.impinguate(obsolete) To fatten; to make fat.impishnessThe state or quality of being impish; mischievousness.implacableNot able to be placated or appeased.implacablyIn an implacable manner.implantersplural of implanterimplantingpresent participle and gerund of implantimpleadingpresent participle and gerund of impleadimpleasing(obsolete) unpleasing; displeasingimplementsplural of implementimplicableSynonym of impliable (“capable of being implied”).implicatedsimple past and past participle of implicateimplicatesthird-person singular simple present indicative of implicateimplicatorSomeone or something that implicates; a sign or indicator for an implicature, or one who calls attention to the implication.implicatum(pragmatics) That which is implied.implicitlyIn an implicit or implied manner.imploymentObsolete spelling of employment.impoisoner(obsolete) A poisoner.impolarily(obsolete, nonce word) Not according to or in the direction of the poles.impolderedsimple past and past participle of impolderimpolitelyIn an impolite manner; uncivilly; rudely.impolitickObsolete form of impolitic.imporosityThe state or quality of being imporous; lack of porosity.importableCapable of being imported.importably(obsolete) Insupportably; unbearably.importanceThe quality or condition of being important or worthy of note.importancyImportance; significance.importless(obsolete) meaninglessimportomer(biochemistry) A complex of membrane proteins that imports proteins into the peroxisome matriximportunedsimple past and past participle of importuneimportunerOne who importunes.importunesthird-person singular simple present indicative of importuneimportuous(archaic) Without a port or harbour.imposement(obsolete, rare except India) Imposition.imposinglyIn an imposing manner.impositionThe act of imposing, laying on, affixing, enjoining, inflicting, obtruding, and the like.impossibleNot possible; not able to be done or happen.impossiblyNot possibly; in an impossible manner.imposthume(obsolete) An abscess.impostressA female impostor.impostrous(archaic) Characterized by imposture; deceitful.impostured(obsolete) Done by imposture.imposturesplural of impostureimpotentlyIn an impotent manner.impoundageThe act of impounding.impoundingpresent participle and gerund of impoundimpoverish(transitive) To make poor.imprecatedsimple past and past participle of imprecateimprecatesthird-person singular simple present indicative of imprecateimprecatorOne who imprecates or curses.impregnantthat which is impregnatedimpregnate(transitive) To cause to become pregnant.imprenableObsolete form of impregnable.impreparedSynonym of unprepared.impresarioA manager or producer in the entertainment industry, especially music or theatre.impressionThe indentation or depression made by the pressure of one object on or into another.impressiveMaking, or tending to make, a positive impression; having power to impress.impressure(obsolete) dent; impressionimprestingpresent participle and gerund of imprestimprimatur(printing) An official license to publish or print something, especially when censorship applies.imprintery(obsolete) Synonym of printing.imprintingpresent participle and gerund of imprintimprintome(genetics) A subset of a genome that contains only imprinted genesimprisonedsimple past and past participle of imprisonimprisonerOne who imprisons.improbableNot likely to be true.improbablyIn an improbable manner; without probability.improlific(obsolete) not prolificimproperlyIn an improper manner; not properly.improperty(obsolete) improprietyimprovableCapable of being improved.improvablySo as to permit improvement.improvisedCreated by improvisation; impromptu; unrehearsed.improviserOne who improvises.improvisesthird-person singular simple present indicative of improviseimprovisorAlternative form of improviser.imprudence(uncountable) The quality or state of being imprudent; lack of prudence, caution, discretion or circumspection.imprudency(obsolete) The fact or quality of being imprudent; rashness.impudencesplural of impudenceimpudentlyIn an impudent manner; with unblushing effrontery; insolently.impudicity(formal) Immodesty; shamelessness.impugnableThat can be impugned; open to (verbal) attack, open to question.impugnmentThe act of impugning, or the state of being impugned.impuissantweak; feeble; lacking powerimpulsionsplural of impulsionimpunctate(anatomy) Not punctate; not marked by spots, dots, points, or punctures.impunctual(rare or nonstandard) Not punctual.impunitiveRelating to impunityimpuration(obsolete) The act of making impure; defilement; obscuration.impurenessThe quality or condition of being impure; impurity.impuritiesplural of impurityimputationThe act of imputing or charging; attribution; ascription.imputativeOf, related, or pertaining to imputation.imuracetamA nootropic drug of the racetam family.inablementObsolete form of enablement.inaccuracy(uncountable) The property of being inaccurate; lack of accuracy.inaccurateMistaken or incorrect; not accurate.inactigramA graphical record of inactivityinactivate(transitive) To make inactive.inactivelyIn an inactive manner.inactivismLack of activism.inactivistOne who does not take action, or engage in activism.inactivityThe quality of being inactive; idleness; passiveness.inadequacyThe state of being inadequate.inadequateNot adequate; lacking in quality or quantity required; insufficient for a purpose.inadhesionLack of adhesion.inaffected(obsolete) unaffectedinagitableFree from agitation.inamicableNot amicable; unfriendly or hostile.inamicablyIn an inamicable manner.inamoratasplural of inamoratainamoratosplural of inamoratoinamorettaAlternative form of inamorata.inamrinoneA type 3 pyridine phosphodiesterase inhibitor used to treat congestive heart failure.inanimatedInanimate; not alive.inapparentNot apparent; subclinical.inappetentLacking appetite.inappositeinappropriate, not suitable for the situationinapproproAlternative form of inappropo.inaptitudeThe quality of being inapt.inaptronymA name that is not well suited to its owner.inaquation(obsolete) The state of being inaquate.inarguableNot arguable; certain, incontestable or incontrovertible.inarguablyCertainly; without the possibility of argument or debate.inarizushiA form of sushi consisting of a pouch of fried tofu filled with rice.inartfullyIn an inartful manner.inartisticLacking in artistic ability.inaudacityThe property of lacking audacity.inauguralsplural of inauguralinaugurateTo induct (someone) into a dignity or office with a formal ceremony.inauration(rare, dated) The act or process of gilding or covering with gold.inbalancedAlternative spelling of imbalanced.inbearable(non-native speakers' English) Misconstruction of unbearable.inbearably(non-native speakers' English) Misconstruction of unbearably.inbornnessThe quality or state of being inborn.inboundingpresent participle and gerund of inboundinbreakingThe act of breaking in; incursion; invasion; inroad.inbreathedsimple past and past participle of inbreatheinbreathesthird-person singular simple present indicative of inbreatheinbreedingpresent participle and gerund of inbreedinbringingpresent participle and gerund of inbringinburstingBursting in or inward.incagement(obsolete, rare) Confinement in, or as if in, a cage.incandesce(ambitransitive) To make or become incandescent, especially by the application of heat.incantatedsimple past and past participle of incantateincantatorOne who works magic by means of incantation.incapacityThe lack of a capacity; an inability.incarcereea prisoner; someone incarceratedincarmined(poetic, archaic) Coloured red, with or as if with carmine.incarnatedsimple past and past participle of incarnateincarnatesthird-person singular simple present indicative of incarnateincasementArchaic form of encasement.incautiouscareless, reckless, not exercising proper caution.incavationThe act of making hollow.incaverned(archaic) Enclosed or in a cavern, or as if in a cavern.incedingly(nonce word) Majestically.incelibacySexual activity by one who is supposed to remain celibate.incelibateUnchaste, practicing incelibacy.incendiaryCapable of, or used for, or actually causing fire.incendigel(military) A mixture of petrol, benzene and polystyrene, used like napalm.incendijelAlternative form of incendigel.incendiousPromoting faction or contention; seditious; inflammatory.incentivesplural of incentiveinceptisol(soil science) A kind of freely-draining soil that forms quickly through alteration of parent material and has no accumulation of clays, iron oxide, aluminium oxide or organic matter.inceptivesplural of inceptiveinceptosolMisspelling of inceptisol.inceration(alchemy) ceration.incerative(rare) Cleaving or sticking like wax.incessableContinual; incessant.incessablycontinually; incessantlyincessanceThe quality of being incessant.incessancyThe quality of being incessant; unceasingness.incestiousObsolete form of incestuous.incestlikeresembling incestincestuousPertaining to or engaging in incest.inchambersthird-person singular simple present indicative of inchamberinchastity(rare) Absence of chastity; the quality of being unchaste.inchoatelyIn an inchoate way.inchoationA beginning or origin.inchoativeInitial; as yet unformed; inchoate.incidencesplural of incidenceincidentalLoosely associated; of limited relevance except indirectly; only accidentally related.incidentlyObsolete form of incidentally.incinerate(transitive) To destroy by burning.incipienceA beginning, or first stage.incipiencyA state of nascency; a quality of incipience.incisiformShaped like an incisorincisionalRelating to an incision.incisivelyIn an incisive manner.incisivityThe quality of being incisive; penetrating trenchancy; incisiveness.incitationThe act of inciting or moving to action.incitementA call to act; encouragement to act, often in an illegal way.incitinglyIn an inciting manner.incivility(uncountable) The state of being uncivil; lack of courtesy; rudeness in manner.inclavated(rare) Set; fast; fixed.inclearing(finance) The total amount in cheques and bills of exchange chargeable to a bank by the clearing house.inclemencyThe quality of being inclement; lack of clemency.inclinableCapable of being inclined or tilted.inclinatorAn elevator that ascends an incline rather than in a vertical shaft.inclinedlyIn an inclined manner.inclineman(mining, historical) A miner working on an inclined plane.inclisiranA medication for the treatment of atherosclerotic cardiovascular disease (ASCVD), ASCVD risk equivalents and heterozygous familial hypercholesterolemia (HeFH).incloisterArchaic form of encloister.inclosableAlternative form of enclosable.inclosuresplural of inclosureincludableOne who or that which is eligible to be included.includence(psychiatry) The withdrawal of a person within a routine that they cannot escape, a forerunner of pathological melancholia.includibleSuitable or available for inclusion.inclusible(rare) Suitable for inclusion.inclusionsplural of inclusionincogitantthoughtless; inconsiderateincognitum(archaic) An American mammoth or mastodon, especially when presumed extant.incoheringNot cohering; failing to stick together.incohesionFailure to cohere or unify.incolumity(obsolete) safety; securityincomelessWithout an income.incomitant(ophthalmology) Describing the eye tracking misalignment that is not dependent on direction of gaze; often used to describe strabismusincommixed(obsolete) Not mixed together; uncombined.incommodedsimple past and past participle of incommodeincompared(obsolete) Peerless; incomparable.incompleteNot complete; not finished.incomposed(obsolete) disordered; disturbedinconcinne(obsolete) dissimilar; incongruous; unsuitableinconfused(obsolete) Not confusedinconjunct(astrology) A quincunx.inconstantNot constant; wavering.incoronate(rare, poetic) Crowned.incorporalObsolete form of incorporeal.incouplingpresent participle and gerund of incoupleincouragerArchaic form of encourager.incrassate(ambitransitive, now rare) To thicken, condense.increasingOn the increase.incredible(literal) Too implausible to be credible; beyond belief.incredibly(manner) In an incredible manner; not to be believed.increditedObsolete form of uncredited.incremable(obsolete, rare) Incombustible; resistant to being burnt.incremence(rare) Incremental growth.incrementsplural of incrementincrescent(heraldry) A crescent oriented with horns turned to dexter (pointing to the viewer's left).incruental(obsolete) Bloodless; characterized by no blood loss or very little bleeding.incrustantTending to leave an incrustation on a boiler or other container when the containing water evaporates.incrustate(archaic) To encrust.incrustingpresent participle and gerund of incrustincubatingpresent participle and gerund of incubateincubationSitting on eggs for the purpose of hatching young; a brooding on, or keeping warm, to develop the life within, by any process.incubativeOf or pertaining to incubation.incubatorsplural of incubatorincubatoryServing for or pertaining to incubation.incubiture(obsolete) incubationincubously(botany) In an orientation such that distal (anterior) parts of older leaves overlap the proximal (posterior) parts of younger ones.inculcatedsimple past and past participle of inculcateinculcatesthird-person singular simple present indicative of inculcateinculcatorOne who inculcates.inculpableNot culpable; immune from liability.inculpablyIn an inculpable way; blamelessly.inculpatedsimple past and past participle of inculpateinculpatesthird-person singular simple present indicative of inculpateincumbencyThe state of being incumbent.incumbentsplural of incumbentincumbrous(obsolete) cumbersome; troublesomeincunabulaplural of incunabulumincurablesplural of incurableincurrableThat can be incurred.incurrencethe act of incurring somethingincursionsplural of incursionindagation(medicine) The determination of the condition of the genital parts at the termination of the puerperium preliminary to the discharge of the patient.indagative(obsolete) Searching; exploratory; investigative.indagatrix(obsolete, rare) A female investigator; a searcheress.indandione(organic chemistry) Either of two isomeric diketones derived from indaneindanidineAn alpha-adrenergic agonist.indanocine(organic chemistry) An indanone that selectively induces apoptosis in some cancer cellsindapamide(medicine) A particular sulphonamide diuretic drugindazolone(chemistry) An unstable bicyclic heterocycle derived from indazole that has analgesic, sedative, and spasmolytic properties.indearmentAlternative form of endearment.indebtedlyIn an indebted way.indebtmentindebtednessindecentlyIn an indecent manner.indecisionThe inability to decide on a course of action, especially if two or more possibilities exist.indecisiveOf a person, not decisive, not marked by promptness or decision.indecorousImproper, immodest, or indecent.indefiable(uncommon) undefiableindefiniteWithout limit; forever, or until further notice; not definite.indefinityThe quality of being vague and poorly defined.indelicacy(uncountable) The condition of being indelicate.indelicateImproper or immodest.indemniteeA person protected by, or benefiting from, an indemnity.indemnitorOne who indemnifies.indeniable(dated) undeniableindeniably(dated) undeniablyindentableCapable of being indented.indentedlyWith indentations.indentment(obsolete) indenture or indentationindenturedSubject to an indenture.indentureeA person who is indentured (bound under a contract).indenturerA person who is indentured (bound under a contract).indenturesplural of indentureindentwiseCut so that the two cut pieces fit together in an interlocking fashion, like a traditional indenture document.indescript(rare) undescribedindesinent(obsolete) perpetual; eternalindevotion(archaic) Lack of devotion; impiety; irreligion.indevoutlyIn an indevout manner.indexationThe adjustment of an economic variable (such as a salary) according to an index (such as that of inflation).indextrousNot dextrous; maladroit.indianaite(mineralogy) A variety of halloysite found in Indiana.indicamineSynonym of lagerstroemine.indicatingpresent participle and gerund of indicateindicationAn act of pointing out or indicating.indicativeServing as a sign, indication or suggestion of something.indicatorsplural of indicatorindicatoryThat indicates, signifies or impliesindicatrix(mathematics, crystallography) An ellipsoid whose three axes represent the refractive indices of an anisotropic crystal for light following different directions with respect to the crystal axesindicoliteAn indigo-blue variety of tourmaline.indicosideA particular steroid glycoside.indictableSubjecting one to an indictment. (of an act)indictably(law) Subject to indictment.indictionsplural of indictionindictment(law) An official formal accusation for a criminal offence, or the process by which it is brought to a jury.indifuscin(obsolete, organic chemistry) A brown amorphous powder obtained from indican.indigencesplural of indigenceindigeniseAlternative form of indigenize.indigenismAny of various sociopolitical ideologies promoting the interests of indigenous peoples.indigenistSupporting indigenous people or beliefs.indigenityindigenousness.indigenizeTo bring something under the control or influence of an indigenous people.indigenousNative to a land, especially before colonization.indigentlyIn an indigent manner.indigested(now rare) Not resolved; not regularly disposed and arranged; unmethodical, crude.indigestly(obsolete) In an indigest manner.indigirite(mineralogy) A monoclinic snow white mineral containing aluminum, carbon, hydrogen, magnesium, and oxygen.indigitate(obsolete) To proclaim, declare.indiglucin(obsolete, organic chemistry) The variety of sugar (glucose) obtained from the glucoside indican.indignatio(rhetoric) A closing of a speech intended to arouse negative emotion toward an accused or an opponent and the actions or proposal at issue.indigobirdAny of various African passerine birds of the family Viduidae.indigobushAlternative form of indigo bush.indigodineMisspelling of indigoidine.indigoliteAlternative form of indicolite.indigotate(organic chemistry) Any salt or ester of indigotic acidindigotineAlternative form of indigotin.indigotinsplural of indigotinindilatory(obsolete) Not dilatory.indiligent(obsolete) Not diligent; idle, slothful.indirectedsimple past and past participle of indirectindirectlyIn an indirect manner.indiscreetNot discreet; lacking in discretion.indiscreteNot discrete mathematically.indisetron(pharmacology) A serotonin antagonist.indisputed(obsolete) Undisputed.indistancy(obsolete) Lack of distance or separation; nearness.indistinct(of an image etc) not clearly defined or not having a sharp outline; faint or diminditementThe product of inditing or composing; a written composition.individualA person considered alone, rather than as belonging to a group of people.individuumAn indivisible entity.indivinity(obsolete) Lack of divinity or divine power.indivisionThe absence of division; an undivided state.indiwiddle(humorous, dated) Pronunciation spelling of individual, representing Victorian London English.indocilitythe quality or condition of being indocileindoctrineArchaic form of indoctrinate.indogenide(organic chemistry) Any of the derivatives of indogen that contain that group as a nucleus.indolactam(organic chemistry) Any of a group of indole lactam alkaloids that activate protein kinaseindolamine(organic chemistry) Any amine derivative of indole, but especially the neurotransmitter serotonin.indolencesplural of indolenceindolenine(organic chemistry) A bicyclic heterocycle that is an isomer of indole, the double bond of the pyrrole ring being between the nitrogen atom and one of the carbon atoms rather than between the two carbon atoms. A synonym of "3H-indole".indolentlyIn an indolent manner.indolinium(organic chemistry) A cation or quaternary ammonium compound formed from indoleindolinone(organic chemistry) Either of two isomeric ketones derived from indoline; any derivative of these compoundsindolizine(organic chemistry) A bicyclic heterocycle that is an isomer of indoleindolmycinA particular antibacterial drugindoornessThe characteristic of being indoors, or of tending to stay indoors, especially when considered undesirable.indoorsmanSomeone who spends much of his time indoors; a couch potato.indophenol(organic chemistry) Any of a class of blue or green dyes produced by oxidation of phenols and aromatic diaminesindoprofen(pharmacology) A nonsteroidal anti-inflammatory drug, withdrawn in the 1980s after reports of gastrointestinal bleeding.indorenateA tryptamine derivative with anxiolytic, antihypertensive and anorectic effects.indorsableArchaic spelling of endorsable.indostomid(zoology)Any fish in the family Indostomidae.indoxacarbA pesticide that acts against lepidopteran larvae.indubitateNot questioned or doubtful; evident; certain.induceableCapable of being induced.inducementAn incentive that helps bring about a desired state.inducingly(in combination) So as to induce.inductance(physics) The property of an electric circuit by which a voltage is induced in it by a changing magnetic field.inducteous(electricity, archaic) Rendered electropolar by induction, or brought into the opposite electrical state by the influence of inductive bodies.inductionsplural of inductioninductoriaplural of inductoriumindulgenceThe act of indulging.indulgency(dated) indulgenceindulgiate(transitive, obsolete, rare) To indulge.indumentum(botany) A surface covering of any kind of trichomes, e.g. hairs, scales.induratingpresent participle and gerund of indurateindurativeRelating to, causing, or marked by induration or hardening.induratizeTo make or become hard-hearted.indusiatedSynonym of indusiate.industrialOf or relating to industry, notably manufacturing.industriesplural of industryindwellersplural of indweller.indwellingA dwelling within, especially lodgement or habitation in the mind or soul.inebriatedBehaving as though affected by alcohol including exhilaration, and a dumbed or stupefied manner.inebriatesplural of inebriateineducableIncapable of being educated; not educable.ineducatedUncommon spelling of uneducated.inefficacyThe condition of being ineffectiveineleganceThe state or quality of being inelegant; lack of grace, refinement, beauty, or polish in language, composition, or manners.inelegancyAlternative form of inelegance.inelidableUnable to be elided (omitted).ineligibleNot eligible; forbidden to do something.ineligiblyIn an ineligible manner.ineludibleIncapable of being eluded or evaded.ineptitudeThe quality of being inept.inequalityAbsence of equality.inequation(mathematics) A statement that two expressions are not the same.inequitiesplural of inequityinerasableThat cannot be erased.inerasablyIn an inerasable manner.inerrantlyIn an inerrant manner; without error.inerringlyArchaic form of unerringly.inertagramA graph of acoustic inertance by frequencyinertiallyIn an inertial mannerinertiniteOxidized organic material or fossilized charcoal, found as tiny flakes within sedimentary rocks.inertitude(dated) Inertness; inertia.inescation(obsolete) The act of baiting; allurement.inestationMisspelling of infestation.inesthetic(American spelling) Alternative spelling of inaesthetic.inevasibleImpossible to evade.inevidence(obsolete) Lack of evidence; obscurity or unclarityinevitableImpossible to avoid or prevent.inevitablyIn a manner that is impossible to avoid or prevent.inexactingAlternative form of unexacting.inexertionLack of exertion or effort; indolence; laziness.inexistant(obsolete) nonexistent; that does not existinexorableImpossible to prevent or stop; inevitable.inexorablyIn an inexorable manner; without the possibility of stopping or prevention.inexpectedObsolete form of unexpected.inexpertlyIn an inexpert manner.inexpiableThat cannot be expiated or atoned for; unforgivable.inexpiably(archaic) In an inexpiable manner or degree; permitting no atonement.inexpiated(obsolete) not expiatedinexposureA lack of exposure; the state of not being exposed.inextended(archaic) Not extended.infacility(medicine) The inability to quickly adjust one’s focus when looking from near to far (or the converse).infairness(US, Philippines) Alternative form of in fairness.infallibleA person who, or an object or process that, is taken as being infallible.infalliblyIn an infallible manner.infamouslyIn an infamous manner.infangthefAlternative form of infangthief.infantcareThe act of supervising and taking care of infants.infantriesplural of infantryinfantwearclothing designed for infantsinfarction(pathology) The process which causes an infarct.infarctiveRelating to infarctioninfatuatedsimple past and past participle of infatuateinfatuatesthird-person singular simple present indicative of infatuateinfatuator(rare) A person or thing that infatuates.infaunallyIn an infaunal mannerinfeasiblyIn a manner that is not feasible.infectableAble to infect or to become infectedinfectibleAble to be infected; capable of infection.infectionsplural of infectioninfectious(pathology, typically of a person) Able to infect others; capable of transmitting pathogens.infectress(rare) A female infector.infeftmentAlternative form of enfeoffment.infelicity(uncountable) The condition of being infelicitous.infeminineAlternative form of unfeminine.inferencesplural of inferenceinferiorlyIn an inferior manner.infernallyIn an infernal manner.inferrableAlternative spelling of inferable.inferrablyAlternative form of inferably.inferrenceMisspelling of inference.inferribleSynonym of inferable.infestment(dated) Synonym of infestation.infestuousMischievous; harmful; dangerous.infibulateTo perform infibulation (on)infidelityUnfaithfulness in some other moral obligation.infieldersplural of infielderinfightingFighting or quarreling among the members of a single group or side.infilteredsimple past and past participle of infilterinfiltrantAn infiltrator; a spy who covertly enters a territory or organisation.infiltrate(ambitransitive) To surreptitiously penetrate, enter or gain access to.infinitant(obsolete, rare) Serving to negate.infinitary(mathematics, logic) Of or pertaining to expressions of infinite lengthinfinitate(transitive) To make infinite.infinitelyIn an infinite manner; as of anything growing without bounds; endlessly.infinitethAlternative form of infinitieth.infinitiesplural of infinityinfinitism(philosophy) The view that knowledge may be justified by an infinitely long chain of reasoning.infinitistRelating to infinitism.infinitive(grammar) The infinitive mood or mode (a grammatical mood).infinitize(transitive) To make infinite.infinitudeThe state or quality of being infinite or having no limit.infirmarer(archaic, historical) One who took care of the sick, especially in a medieval monastery or nunnery; physician.infirmnessThe quality of being infirm; feebleness or illness.infixation(linguistic morphology) Word formation involving an infix or infixes; adding an infix to a word.inflamedlyIn an inflamed manner.inflammage(intransitive) To age or accelerate in age-like symptoms due to the effects of inflammation.inflammomeThe sum of inflammatory responses in a given contextinflatableAble to be inflated or blown up.inflatedlyIn an inflated manner.inflectingpresent participle and gerund of inflectinflectionA change in pitch or tone of voice.inflective(grammar) Inflectional; characterized by variation, or change in form, to mark case, tense, etc.; subject to inflection.inflexibleNot flexible; not capable of bending or being bent.inflexiblyWith a firmness that resists all importunity or persuasion; in an inflexible, unyielding or immovable manner; relentlessly.inflexionsplural of inflexioninflicteth(archaic) third-person singular present simple form of inflictinflictingpresent participle and gerund of inflictinflictionThe act of inflicting or something inflicted; an imposition.inflictiveOf, pertaining to or causing inflictioninfliximab(pharmacology) An immunosuppressive drug (trademark Remicade) administered by intravenous injection especially to treat the symptoms of Crohn's disease, ulcerative colitis, and rheumatoid arthritis. It is a chimeric monoclonal antibody prepared from humans and mice that acts by binding to and blocking the activity of tumor necrosis factor.infloodingThat is flooding or flowing in; inflowing.influencedsimple past and past participle of influenceinfluencee(rare) A person or thing that is influenced by another person or thing.influencerA person who or a thing which influences. [from 17th c.]influencesplural of influenceinfluenzalof or relating to influenzainfluenzasplural of influenzainfluenzicOf or relating to influenza.influxious(obsolete, rare) influentialinfobesity(informal) Synonym of information overload (“the availability or supply of too much information, or a state of stress which results from it”).infocraticBeing or pertaining to an infocracy.infographyThe production of infographicsinfohazardAn information hazard; a piece of information which can be used to cause harm by one who knows it.infoldingsplural of infoldinginfoldmentArchaic form of enfoldment.infomaniac(informal) A person who is very keen to acquire information.informallyIn an irregular or informal manner; without the usual forms.informantsplural of informantinformaticOf or pertaining to informatics and information science, the processing of information.informedlyIn an informed manner.infosphere(computing) The sphere of digital information.infostressStress caused by information overload.infosystem(rare) An information system.infotacticOf or pertaining to infotaxis.infotainerOne who produces or presents infotainment.infraclass(taxonomy) A zoological classification sometimes inserted below subclass and above subterclass (rarely used) and superorder.infracolic(anatomy, medicine) Inferior to the colon, usually with reference to the transverse colon and the compartments of the peritoneal cavity.infraction(law) A minor offence, petty crime.infractorsplural of infractorinfrahilar(anatomy) Beneath the hiluminfrahumanBelow the level of the human.infrahyoid(anatomy, relational) Below the hyoid bone in the neck.infralobar(anatomy) inferior to a lobeinfranasalBelow the noseinfraorder(taxonomy) A taxonomic category below suborder and above superfamily.infrarenalBelow the kidney.infrasizerA device for determining how finely a substance has been ground.infrasonic(of sound waves, acoustics) Having frequencies below the human audible rangeinfrasound(physics) Sound waves having a frequency below the human audible range (below about 20 Hz).infrequentNot frequent; not happening frequently.infrictionThe act of rubbing something into the skin etc.infringersplural of infringerinfringingpresent participle and gerund of infringeinfultrateMisspelling of infiltrate.infumatingpresent participle and gerund of infumateinfumationThe quality of being infumate (translucent with a smoky appearance.)infungiblenot fungible, not capable of being exchanged easily.infuriable(very rare) Tending to fury; capable of being infuriated.infuriatedExtremely angry; furious.infuriatesthird-person singular simple present indicative of infuriateinfuriatorOne who or that which infuriates.infuscated(zoology) Having a blackish tinge.infusional(medicine) Applied via infusioninfusivelyIn an infusive manner.infusorialof, relating to, or containing infusoriainfusorianany member of the infusoriainfusorium(biology) Any of the many minute aquatic creatures, such as protozoa and unicellular algae, found in freshwater habitats.ingatheredsimple past and past participle of ingatheringathererSomeone or something that ingathers.ingberlachAn Ashkenazi Jewish confection made with honey and ginger.ingeminate(transitive) To say (a statement, word etc.) two or more times; to reiterate, to emphasize through repetition.ingenerate(now rare) Innate, inborn.ingestableAlternative form of ingestible.ingestibleCapable of being ingested.inglenooksplural of inglenookingloriousIgnominious; disgraceful.ingluvious(obsolete) gluttonousingracious(obsolete) ungracious; unkind.ingraftingpresent participle and gerund of ingraftingrainingpresent participle and gerund of ingrainingratefulungrateful; not gratefulingratiate(reflexive) To bring oneself into favour with someone by flattering or trying to please them; to insinuate oneself; to worm one's way in.ingredientOne of the substances present in a mixture, especially food.ingressingMaking an ingress or ingression; enteringingressionThe act or process of entering or intruding.ingressiveGoing or directed inward, entering.ingulfmentArchaic form of engulfment.ingulphant(heraldry, of a fish, whale, etc, uncommon) Swallowing.ingustable(obsolete) tasteless; insipidinhability(obsolete) unsuitableness; inabilityinhabitantSomeone or thing who lives in a place.inhabitate(obsolete) To inhabit.inhabitersplural of inhabiterinhabitingpresent participle and gerund of inhabitinhabitive(phrenology) Having a propensity towards permanent residence in a place or abode; fond of home and country.inhalationThe act of inhaling; inbreathing.inhalativePertaining to or administered by inhalationinhalatorsplural of inhalatorinhalatoryof or relating to inhalationinharmonicLacking harmony; discordant; dissonantinherencesplural of inherenceinherentlyIn an inherent way; naturally, innately.inheritingpresent participle and gerund of inheritinheritorsplural of inheritorinheritourObsolete form of inheritor.inheritrixfemale inheritor.inhibitant(chemistry) something that inhibits.inhibitingpresent participle and gerund of inhibitinhibitionThe act of inhibiting.inhibitivethat inhibitsinhibitorsplural of inhibitorinhibitoryThat inhibits.inholdingsplural of inholdinginhumanelyIn an inhumane manner.inhumanityThe lack of compassion.inhumationThe act of burial.inimicable(rare) Synonym of inimical (“harmful, hostile”).inimicallyIn an inimical manner.inimitableBeyond imitation, surpassing all others; matchless.inimitablyIn an inimitable manner.iniquitiesplural of iniquityiniquitousCharacterized by iniquity (“deviation from what is right”).initialingpresent participle and gerund of initialinitialiseNon-Oxford British English standard spelling of initialize.initialism(linguistics) A term formed from the initial letters of several words or parts of words, which is itself pronounced letter by letter.initialistA writer who identifies themselves by the initial letters of their name.initializeTo assign initial values to something.initialled(British) simple past and past participle of initialinitiallerAlternative form of initialer.initiatingpresent participle and gerund of initiateinitiationThe act of initiating, or the process of being initiated or introduced.initiative(US) In which voter initiatives can be brought to the ballot.initiatorsplural of initiatorinitiatoryOf or pertaining to initiation.initiatrixA female initiator.injectable(pharmacy) Capable of being (or designed to be) injected.injectibleAlternative form of injectable.injectionsplural of injectioninjectoral(rare) Relating to an injector.injudicialNot according to the forms of lawinjunctionThe act of enjoining; the act of directing, commanding, or prohibiting.injunctive(grammar, countable) A verbal lexeme in injunctive mood.injusticesplural of injusticeinkalimeva(South Africa) A mythical animal that features in Xhosa folk tales. It is often described as a jackal-like creature with a multi-coloured coat.inkbottlesplural of inkbottleinkhornishEmploying, or characteristic of, inkhorn terms; pedantically scholarly.inkhornismPedantry; a preference for inkhorn terms.inkhornistOne who uses or favours inkhorn terms.inkslinger(derogatory) A careless or unskilful writer.inlapidate(archaic, transitive) To convert into a stony substance; to petrify.inlineableAlternative form of inlinable.inmarriageMarrying inside one’s own ethnic, religious, or social group.inmatehood(rare) The state or condition of an inmate.inmostnessThe quality of being inmost.innamorataAlternative form of inamorata.innamoratoAlternative form of inamorato.innatenessThe condition of being innate.innerestinPronunciation spelling of interesting.innertubesplural of innertubeinnervatedSupplied with nerves; having fibers distributed to a part of the body.innervatesthird-person singular simple present indicative of innervateinnervator(neurology) nerve stimulatorinnerworld(multiplicity slang) Synonym of headspace.innkeepersplural of innkeeperinnkeepingThe trade of an innkeeper; hostelry.innocencesplural of innocenceinnocentlyIn an innocent manner.innoculateAlternative spelling of inoculate.innodatingpresent participle and gerund of innodateinnominataplural of innominatuminnominateHaving no name, nameless, unnamed; anonymous.innovationThe act of innovating; the introduction of something new, in customs, rites, etc.innovativeCharacterized by the creation of new ideas or inventions.innovatorsplural of innovatorinnovatoryProducing new ideas or products.innovatourRare spelling of innovator.innovatrixA woman who innovates; a female innovator.innoventedfictional, made up, imaginary.innoventorOne who innovents.innubilous(obsolete, rare) Cloudless.innuendoesplural of innuendoinnuendousOf or pertaining to innuendo; containing innuendo.innumeracyLack of numeracy; low numeracy.innumerateLacking numeracy.innumerousNot capable of being counted or numerated; indefinitely numerous.innundatedMisspelling of inundated.inobedient(obsolete) Not obedient; disobedient.inocculateObsolete form of inoculate.inocelliid(zoology)Any snakefly in the family Inocelliidae.inoceramid(zoology)Any extinct bivalve in the family Inoceramidae.inoculableCapable of being inoculated.inoculantsplural of inoculantinoculatedsimple past and past participle of inoculateinoculatesthird-person singular simple present indicative of inoculateinoculatorOne who inoculates.inodilator(medicine) An inotropic vasodilator.inofficial(rare) Synonym of unofficial.inolimomabA mouse monoclonal antibody developed as an immunosuppressive drug against graft-versus-host disease.inoperable(surgery) Incapable of being successfully operated on.inoperablyIn an inoperable manner.inoperancyThe quality of being inoperant or inoperative, of lacking the power to be effective or effectual.inopinable(obsolete) Not to be expected; inconceivable.inopressor(medicine) An inotropic vasopressor.inordinacyThe state or quality of being inordinate; excessiveness.inordinateExcessive; unreasonable or inappropriate in magnitude.inorganity(obsolete, rare) The quality of being inorganic.inorganizeTo disrupt the organization of; disorganize.inorthodoxSynonym of unorthodox.inosculate(transitive) To homogenize; to make continuous.inotropismA modification of the force of muscle contractioninotuzumab(medicine) A monoclonal antibody used to treat some cancersinoxidable(archaic) Synonym of unoxidizable.inpaintingA technique in which missing or damaged portions of images are reconstructed by interpolation of surrounding areas.inpatientsplural of inpatientinpatriateOf or relating to people who are inpatriates, or to inpatriation.inpossibleObsolete spelling of impossible.inproquoneAn antineoplastic drug.inputtable(rare) Capable of being input.inquietudeA condition of being restless, uneasy or nervous.inquilinesplural of inquilineinquirableCapable of being inquired into; subject or liable to inquisition or inquest.inquirance(obsolete) Inquiry.inquirendo(law) An authority to inquire.inquisible(obsolete) admitting inquiry, capable of being inquired intoinquisiteeOne who is being questioned or interrogated.inquisitorA person who inquires, especially searchingly or ruthlessly.inraptured(archaic) enrapturedinregisterObsolete spelling of enregister.inrichmentArchaic form of enrichment.inrollment(law) The recording of a statute or act by placing it on a roll.inrounding(phonology) A phonetic feature found in Swedish, a form of rounding where the lips are protruded and kept relatively close together.insalivate(transitive) To mix with saliva, as when eating.insalutaryNot salutary or wholesome; bad for the health.insanenessinsanity; madnessinsanitaryOf or pertaining to a lack of sanitation; unsanitary, dirty, unhealthy.insanitiesplural of insanityinsatiableNot satiable; incapable of being satisfied or appeased; very greedy.insatiablyIn an insatiable manner.inscribingpresent participle and gerund of inscribeinsectariaplural of insectariuminsectkindAll insects, considered as a group.insectlessWithout insects.insectlikeResembling an insect in any of various attributes such as form, behavior, or soundinsecurelyIn an insecure manner.insecurityA lack of security; uncertainty.inselbergsplural of inselberginseminateTo sow (to disperse or plant seeds).insensibleUnable to be perceived by the senses.insensiblyIn an insensible manner; without feeling or noticing something.insensuousNot sensuous; not pertaining to or detectable to the senses.insentientHaving no consciousness or feeling; inanimate.inseparate(rare) Not separate; together, united, undivided.insertableAble to be inserted; able to be put into something else.insertionsplural of insertioninsertlessLacking insertsinservient(obsolete) Conducive; instrumental.insheathedsimple past and past participle of insheathinshurance(eye dialect) insuranceinsidelessthat has no insideinsidenessThe state or condition of being inside.insiderdomThe status of being an insider.insiderish(informal) Like an insider; familiar with inner knowledge, in-jokes, etc.insiderismThe characteristic behavior of insidersinsidiator(obsolete) Someone who lies in ambush, or plotsinsightfulPossessing insight; percipient.insignment(obsolete) A token, mark, or explanation.insimulate(transitive, obsolete) To accuse.insinuatedsimple past and past participle of insinuateinsinuatesthird-person singular simple present indicative of insinuateinsinuatorOne who insinuates.insinuendoinsinuation containing innuendoinsipidity(uncountable) The condition of being insipid; insipidness.insipience(archaic) stupidity; follyinsistanceMisspelling of insistence.insistenceThe state of being insistent.insistencyThe quality of being insistent.insitiency(obsolete) Freedom from thirst.insizwaite(mineralogy) An isometric-diploidal tin white mineral containing antimony, bismuth, and platinum.insobrietyThe state of being drunk; a lack of sobriety.insociableNot sociable or companionable.insociablyIn an insociable manner.insolationThe rate of delivery of such radiation.insolentlyIn an insolent manner.insolidity(archaic) Lack of solidity; weakness.insolvableImpossible to solve; insoluble.insolvablyIn an insolvable manner.insolvatedabsorbed by solvationinsolvencyInsufficiency to discharge all debts of the owner.insolventsplural of insolventinsomniacsplural of insomniacinsomniousrestless; sleeplessinsonationExposure to, or treatment with, ultrasound.insonorousNot clear or melodious.insouciantCasually unconcerned; carefree, indifferent, nonchalant.insourcingThe obtaining of goods or services using existing in-house resources or employees.inspanningpresent participle and gerund of inspaninspecific(uncommon) Nonspecific, unspecific.inspectingpresent participle and gerund of inspectinspectionThe act of examining something, often closely.inspectiveEngaged in inspection; involving inspection.inspectorsplural of inspectorinspectourObsolete form of inspector.inspectrixFemale equivalent of inspector.inspersion(obsolete) The act of sprinkling.inspeximus(historical) A confirmation and reaffirmation of one or several royal grants made in the past, generally at the request of a putative beneficiary.inspheringpresent participle and gerund of insphereinspirableAble to be inspired.inspiratorAn inspirer; one who inspires.inspiredlyIn an inspired mannerinspiritedsimple past and past participle of inspiritinspiriterA person or thing that inspirits.inspissantA thickening agent.inspissate(transitive) To thicken a fluid, in the sense of making it more viscous, especially by boiling, evaporation, or condensation; to condense.instadeath(video games, slang) instant deathinstallersplural of installerinstallingpresent participle and gerund of installinstalmentAustralia, British, and Canada standard spelling of installment.instancingpresent participle and gerund of instanceinstantialRelating to, being, or constituting an instance.instantize(transitive) To process (milk powder) into an "instant" version that is very easy for the consumer to reconstitute.instantlieObsolete form of instantly.instarringpresent participle and gerund of instarinstauntlyObsolete form of instantly.instaurate(transitive) To renew or renovate.instealingentering or manifesting surreptitiouslyinstigatedsimple past and past participle of instigateinstigatesthird-person singular simple present indicative of instigateinstigatorA person who intentionally instigates, incites, or starts something, especially one that creates trouble.instillateA fluid injected or infused into the bodyinstillersplural of instillerinstillingpresent participle and gerund of instillinstilmentThe act of instilling; instillation.institutedsimple past and past participle of instituteinstituterA person who institutes somethinginstitutesplural of instituteinstitutorOne who institutes something.instrinsicMisspelling of intrinsic.instructedsimple past and past participle of instructinstructeeA person being instructed.instructer(obsolete) One who instructs.instructorOne who instructs; a teacher.instrumentA device used to produce music.insudationThe action of forming an insudateinsufflate(transitive) To breathe or blow into or on.insuitableObsolete form of unsuitable.insularine(organic chemistry) An amorphous alkaloid found in Cyclea insularis.insularismInsular (withdrawn) behavior.insularityThe quality or property of being insular.insularize(transitive) To make insular.insulatard(medicine) A form of isophane insulin used to treat diabetesinsulatingpresent participle and gerund of insulateinsulationThe act of insulating; detachment from other objects; isolation.insulativeServing to insulate.insulatorsplural of insulatorinsulatoryThat acts as an insulatorinsulinase(biochemistry) Any enzyme that inactivates insulininsulinize(transitive) To treat with insulin.insulinoma(medicine, oncology) A tumour of the pancreas that secretes insulin.insultableCapable of being insulted.insultment(obsolete) Insolent treatment; insult.insurancer(obsolete) An insurer; an underwriter.insurancesplural of insuranceinsuraunceObsolete form of insurance.insurgenceAn uprising or rebellion; an insurrection.insurgencyrebellion; revolt; the state of being insurgentinsurgentsplural of insurgentinsurrecto(US) a rebel, especially in Cuba or the Philippines during American military involvement there around the start of the 20th centuryinswarmingThat swarms inward.inswingingSwinging inward.intactableNot perceptible by touch.intactible(archaic) Not perceptible to the touch.intactnessThe condition of being intact.intailmentArchaic form of entailment.intangibleIncapable of being perceived by the senses; incorporeal.intangiblyIn an intangible manner.intastable(archaic) Incapable of being tasted.intasuchid(zoology)Any temnospondyl in the family Intasuchidae.integrableAble to be integrated.integrallyIn an integral mannerintegrandsplural of integrandintegratedcomposed and coordinated to form a wholeintegratesthird-person singular simple present indicative of integrateintegratorA person who, or a device which, integrates.integrious(rare) Marked by integrity.integromicRelating to integromicsintegumentA shell or other outer protective layer.intelectin(biochemistry) Any of a group of intestinal lactoferrin receptors.intellectsplural of intellectintemerate(rare) Pure, undefiled, chaste.intendable(chiefly philosophy) Capable of being intended.intendanceAlternative form of intendancy.intendancyThe office or employment of an intendant.intendantsplural of intendantintendedlyIn an intended manner; intentionally.intendment(law) the sense in which the legal system interprets something, especially the intention of legislationintenerate(transitive) To soften; tenderize.intensatedsimple past and past participle of intensateintensionsplural of intensionintensivesplural of intensiveintentionsplural of intentionintentnessThe condition of being intent.interabangAlternative spelling of interrobang.interabledExisting between a disabled person and one who is not disabled (of a romantic relationship or the like).interacialMisspelling of interracial.interactedsimple past and past participle of interactinteracteeThe subject of an interaction; a person or thing that is interacted with.interacterMisspelling of interactor.interactorOne who interacts.interagentAn intermediate agent or middleman; intermediary.interanionBetween anionsinterankleBetween ankles.interarrayBetween arraysinterassayBetween assaysinteraulicExisting between royal courts.interaural(physiology) Describing the differences between the reception of sound (especially timing and intensity) by each earinterbasinBetween river basinsinterbatchBetween batchesinterbeing(religion) A state of connectedness and interdependence of all phenomena.interbirthBetween births.interblack(sociology) Between (groups of) black people.interbladeBetween blades (typically, of a turbine)interblend(transitive) To blend or mingle so as to form a union.interblinkBetween blinks of the eye.interblockBetween blocks.interbrain(anatomy) The diencephalon.interbrandBetween brands (distinctive products or services).interbreedTo breed or reproduce within an isolated community.interbring(transitive) To bring mutually; bring between for mutual purposes.interbroodBetween broodsinterburst(neurology, physiology) Occurring between neural bursts, such as in an epileptic seizureintercalarAlternative form of intercalary.intercanalBetween canals.intercasteBetween different castes.intercavalAcross the vena cava (or between the two vena cavas)intercecalAlternative form of intercaecal.intercededsimple past and past participle of intercedeintercederOne who intercedes; an intercessor; a mediator.intercedesthird-person singular simple present indicative of intercedeinterceptsplural of interceptinterchain(chemistry) Between chains (of a polymer etc)interchirpBetween chirpsintercivicBetween cities.intercladeBetween cladesinterclashA clashing together.interclassBetween classes.interclast(geology) Between clastsinterclick(computing) A click of one button while another is already being held down.intercloneBetween clonesinterclose(transitive, obsolete) To shut in; to enclose.intercloud(transitive) To shut within clouds.interclude(transitive) To cut off or shut off (something) from a course or place, by something intervening; to intercept, to interrupt.interclumpBetween clumpsintercoderBetween different individuals performing coding, as part of an academic study or in medical coding.intercodon(genetics) Between codonsintercolorBetween people of different skin colors.interconalDescribing the hottest part of a Bunsen burner flame where the combustion zones are in the form of cones.intercoxal(anatomy) Between the hipsintercropsthird-person singular simple present indicative of intercropintercrossTo cross back over one anotherintercycleBetween cyclesinterdailyBetween days; interday.interdictsplural of interdictinterdigit(telecommunications) Between digits (as when dialling a number)interdimerBetween dimersinterdonorBetween donorsinterdreamBetween dreams.interdrinkBetween drinks.interdunalBetween dunes.interentryBetween entries.interessedsimple past and past participle of interessinteresseeA person possessing a legal interest in something.interestedHaving or showing interest (attention or curiosity).interester(organic chemistry) Describing reactions between esters.intereventBetween (sequential) events.interfacedsimple past and past participle of interfaceinterfacerone who, or that which, interfacesinterfacesplural of interfaceinterfaithInvolving members of different religions.interfaultBetween successive faults (in various senses).interferedsimple past and past participle of interfereinterfererA person who, or thing that, interferes.interferesthird-person singular simple present indicative of interfereinterferon(biochemistry) Any of a group of glycoproteins, produced by the immune system, that prevent viral replication in infected cells.interfiberBetween fibers.interfibreAlternative form of interfiber.interfirst(nonstandard) Between the members of the first pair of specified things (such as premolars or molars).interfleetBetween fleets.interflowsthird-person singular simple present indicative of interflowinterfluve(geology) The region of higher land between two connected river valleys.interforceBetween forces (military, etc.)interframe(signal processing) A video frame which is compressed to express only the change from a reference frame.intergenal(anatomy) between the cheeksintergenic(genetics) Describing the noncoding sections of nucleic acid between genesintergenusBetween generainterglialBetween glial cellsinterglyph(architecture) The space between glyphs.intergradeTo pass or change from one state to another by steps or stages.intergraft(transitive) To graft each upon the other.intergrainBetween grains.intergrateMisconstruction of integrate.intergroupTaking place between groups, especially between social groups.intergrownThat have grown together and through each other.intergularBetween the gular plates.intergyral(anatomy) Between gyri.interhelixBetween helices (of nucleic acids etc)interhemalAlternative form of interhaemal.interhouseBetween houses.interhumanBetween humansinterictal(medicine) Between episodes, attacks, or paroxysms; as (usually, more specifically):interiliac(anatomy) Between the ilia.interionic(physics, chemistry) Between ionsinteriorlyIn the interior part; internally; inwardly.interisletBetween the individual islets of Langerhansinterjectsthird-person singular simple present indicative of interjectinterjointBetween jointsinterjoist(carpentry) The space or interval between two joists.interjudgeBetween judges.interlabelBetween labels; especially (anatomy) between biological markers used to gauge the rate of bone formation.interlacedsimple past and past participle of interlaceinterlacerThat which interlaces.interlacesplural of interlaceinterlapse(obsolete) The time between two events.interlardsthird-person singular simple present indicative of interlardinterlayerSituated between layers.interleave(transitive) To insert (pages, which are normally blank) between the pages of a book.interlevelBetween levelsinterlight(horticulture) A lamp placed within the plant canopy to encourage growth in leaves that would otherwise be shaded.interlinedsimple past and past participle of interlineinterlinerA protective layer between an external cover and a filling, especially as a fire barrier.interlinksthird-person singular simple present indicative of interlinkinterlobalBetween lobes.interlobar(anatomy) Between lobes.interlocalBetween localities.interlocksplural of interlockinterlocus(genetics) Between genetic lociinterlopedsimple past and past participle of interlopeinterloperOne who interferes, intrudes or gets involved where not welcome, particularly a self-interested intruder.interlopesthird-person singular simple present indicative of interlopeinterludedsimple past and past participle of interludeinterluder(historical) A performer who performs in an interlude.interludesplural of interludeinterlunarOf the four-day period between an old moon and a new moon, when the moon is not visible.intermarryTo marry a member of another group, social stratum, or religion.intermatch(statistics) Between matching entities.intermediainterdisciplinary activities between media, such as those between drawing and poetry, or between painting and theatreintermedin(biochemistry) A melanocyte-stimulating hormoneintermentsplural of intermentintermeson(physics) Between mesons.intermetal(inorganic chemistry) intermetallic compoundintermewed(of a hawk) Kept in confinement through a molt.intermezziplural of intermezzo; Alternative form of intermezzos.intermezzo(music, art) A short piece of music or act in the interval of the main spectacle; a theatrical interlude.intermixedsimple past and past participle of intermixintermixerOne who mixes or mingles with others.intermixesplural of intermixintermodalRelating to more than one mode of transport.intermodelBetween models.intermolarBetween molarsintermonthBetween months.intermorphAmong or between morphs.intermotif(biochemistry, genetics) Between motifsintermoultAlternative form of intermolt.intermoundThe area between moundsintermouseBetween (experimental) miceintermuralBetween walls; enclosed by walls.intermured(obsolete) Enclosed by, or as if by, wallsinternableAble to be interned.internalin(biochemistry) Any of a family of proteins found on the surface of bacteria of the genus Listeria.internallyIn an internal manner; within or inside of external limits; in an inner part or situation.internasal(anatomy) Between the nasal cavities.internatal(medicine) Between pregnancies or births.internavalBetween navies.internetty(informal) Pertaining to or characteristic of the Internet.internexin(biochemistry) A particular neurofilament protein.internidalBetween nestsinternightBetween nights.internistsplural of internistinternmentThe state of being imprisoned, usually without trial.internodalOf or pertaining to an internode.internodesplural of internodeinternshipA job taken by a student in order to learn a profession or trade.internunceObsolete form of internuncio.interoceanBetween oceans.interonsetBetween successive onsetsinterorbitBetween orbits.interorgan(medicine) Between organsinterosseiplural of interosseusinterpartyBetween political parties.interpatchBetween patches.interpauseAn intermissioninterpedalBetween the feetinterphase(biology) The stage in the life cycle of a cell between two successive mitotic or meiotic divisions.interphoneSynonym of intercom.interpieceBetween pieces.interpixel(computer graphics) Between pixels.interplaceTo place between or among.interplaitTo plait together; to interweave or intertwineinterplaneBetween planes.interplant(manufacturing) Between manufacturing plants or divisions.interplate(of seismic activity, geology) between tectonic platesinterplaysplural of interplayinterplead(law) To plead against each other, or go to trial between themselvesinterploidAlternative form of interploidal.interplume(astronomy) Between plumes.interpoint(typography) Synonym of interpunct ⟨·⟩.interpolarbetween polesinterporalBetween pores.interposal(dated) interposureinterposedsimple past and past participle of interposeinterposerOne who interposes.interpositAn intermediate depot or station between one commercial city or country and another.interpreteMisspelling of interpret.interpretsthird-person singular simple present indicative of interpretinterprime(mathematics) The mean of two consecutive odd primesinterpubic(anatomy) Between the pubic bones or cartilage.interpulseBetween pulses.interpunct(typography) The punctuation mark ⟨·⟩.interpupilBetween pupils.interquark(physics) Between quarksinterqubitBetween qubitsinterquery(databases) Between more than one query.interramalBetween rami, especially between the mandibles of the lower jaw.interraterBetween raters.interreact(intransitive) To react together.interrealmBetween realms.interregalBetween kings, or their successive reigns.interregnaplural of interregnuminterreign(archaic) An interregnum.interrenal(anatomy) Between the kidneys.interrhyme(intransitive) To rhyme with each other.interridgeBetween ridges.interrogeeSynonym of interrogatee.interruptsplural of interruptinterscaleBetween scalesintersceneBetween scenes.intersectsthird-person singular simple present indicative of intersectintersexed(now uncommon and often offensive and proscribed) Intersex.intersexesplural of intersexintersheetOccurring between sheets.intershell(physics) Between shells.intershine(rare) To shine among or between.intershockTo shock mutually, as if by collision.intershoot(botany) Between shoots.intershrubBetween shrubs.intersliceBetween slices.interslopeBetween slopesintersonic(physics) Having a speed between that of the dilational wave and the shear waveintersowedsimple past of intersowinterspaceA space or interval between two things; an intersticeinterspectTo examine or evaluate the relationships between.interspikeBetween spikes on a graph.interspineBetween spines.intersquadBetween squads.interstackBetween stacks.interstageBetween stages.interstate(US) A freeway that is part of the Interstate Highway System.interstice(figurative) A fragment of space.interstriaThe region between stripesinterstripBetween stripsinterstudyBetween studies.intertaxonBetween taxa (or between organisms of different taxa).interthink(intransitive) To use talk to think collectively, to engage with others' ideas through oral language.intertidalPertaining to the part of a shore between the high water and the low water.intertitle(cinematography) A piece of static text inserted into the film to provide context or other information.intertonic(phonetics) A sound occurring between stressed syllables; as the /har/ in philharmonicintertoothBetween teethintertopicBetween topicsintertrackBetween tracks (of a railway, album of music, etc.).intertrade(intransitive) To trade with each other; to engage in mutual trading.intertrainBetween pulsetrains.intertrialBetween trialsintertribeAlternative form of intertribal.intertrigo(medicine, dated) Chafing or dermatitis occurring between two folds of skin.intertrons(slang, humorous) The Internet.intertroopBetween troops.intertrudeTo intrude; To force or thrust intointertumorintertumoralintertwineTo twine (things) together.intertwistTo twist together; to intertwineintertypicBetween typesinterunionBetween unions.interunite(ambitransitive) To unite together; to undergo, or cause to undergo, interunion.interuptedMisspelling of interrupted.interurbanOf, pertaining to, involving or joining two or more urban centres.intervaled(in combination) Having an interval of the specified kind or duration.intervalicObsolete spelling of intervallic.intervallaplural of intervallumintervallyAt or by intervals; periodicallyintervenedsimple past and past participle of interveneinterveneeOne who is intervened upon.intervenerOne who intervenes.intervenesthird-person singular simple present indicative of interveneintervenorOne who intervenes, especially in a legal sense.intervenue(obsolete) interposition, the insertion of something between others.interviewsplural of interviewinterviralBetween virusesintervirusAlternative form of interviral.intervisitBetween visits (e.g. to a medical clinic).intervitalBetween lives.intervocalintervocalicintervolve(rare) To involve one with another.intervoxel(computer graphics) Between voxels.interweave(transitive) To combine (things) through weaving.interwhite(sociology) Between (groups of) white people.interwhorlBetween whorlsinterworldA world between other worlds.interwoundsimple past and past participle of interwindinterwovenpast participle of interweaveinterzonalBetween zones.intestable(law) Not legally permitted to make a will, as by reason of being under the age of majority or mentally incompetent.intestatesplural of intestateintestinalRelating to the intestines.intestinesplural of intestineintextured(literal or figurative) inwrought; woven in or intrinsicinthralledsimple past and past participle of inthralinthronize(obsolete) To enthrone.intichiumaA sacred Aboriginal Australian ritual supposed to increase the population of a totem plant or animal.intifadistA proponent of an intifada.intimaciesplural of intimacyintimatelyIn an intimate manner.intimatingpresent participle and gerund of intimateintimationThe act of intimating.intimidate(transitive) To make timid or afraid; to cause to feel fear or nervousness; to deter, especially by threats of violence.intimisticOf or pertaining to intimism or intimistsintinction(Christianity) The act of steeping or soaking the bread (or 'body' of Christ) in the wine (or 'blood' of Christ) so the communicant may receive both aspects of the Eucharist simultaneously.intitulate(archaic) To entitle.intolerantUnable or indisposed to tolerate, endure or bear.intombmentArchaic form of entombment.intonatingpresent participle and gerund of intonateintonation(linguistics) The rise and fall of the voice in speaking.intonementThe act or process of intoning.intoninglyWith marked intonation.intoxicantSomething which intoxicates; an intoxicating agent.intoxicateTo stupefy by doping with chemical substances such as alcohol.intraarrayWithin an arrayintraassayWithin an assayintraauralAlternative form of intra-aural.intraaxial(anatomy) Within the parenchyma (of the brain)intrabasin(geography) Within a basinintrabatchWithin a batchintrablockWithin a single block.intrabolusWithin a bolusintrabrainWithin a brainintrabrandWithin a brand.intrabreedWithin a single breed.intrabroodWithin a broodintraburstWithin a burstintracanal(anatomy) Within a canal.intracasteWithin a single caste.intracavalWithin the vena cavaintracecalAlternative form of intracaecal.intrachainWithin a chain (of a polymer etc).intrachealAlternative form of intratracheal.intraclade(biology) Within a clade, or monophyletic taxonintraclassWithin a class.intraclast(geology) A sediment formed by the redeposition of material erodes from an original deposit.intracloudOccurring within a cloud.intracoderWithin one of a group of individuals performing coding, as part of an academic study or in medical coding.intracodonWithin a codon.intracolic(anatomy) Within the colon.intraconal(anatomy) Within a cone.intracrine(biochemistry, of a hormone) Acting inside a cell.intractileNot tractile; incapable of being drawn out or extended.intracycleWithin a cycleintradailyWithin a single day; intraday.intradimerWithin a dimerintraduralWithin the dura materintrafaithTaking place within, or relevant to, a single faith community.intrafetalWithin a fetusintrafieldWithin a (typically visual) fieldintrafocalWithin a focus.intraframe(signal processing) A video frame that does not depend on any other frame for rendering, but simply presents a fixed image. Usually subject to spatial compression.intrafruit(botany) Within a single fruit.intrafusal(anatomy) Relating to the striated fibres within a muscle spindleintragenic(genetics) Within a geneintragenusWithin a genus (between species of the same genus)intraglialWithin the gliaintragraftWithin a graftintragrain(geology, physics) Within a grainintragroupTaking place within a group, especially within a social group.intraguildWithin a trophic guild; especially (ecology) describing such a form of competitive predation.intragyralWithin a cerebral gyrus.intrahilarwithin a hilumintrahumanWithin or between humankind.intraictal(medicine) During an episode, attack, or paroxysm; as (usually, more specifically):intraileal(of an injection) Into the ileum.intraionic(chemistry, physics) Within an ionintraisletWithin the islets of Langerhansintrajudge(sciences) Within the evaluations of a single judge.intralayerWithin a layerintralegalWithin the law; not extralegal.intralevelWithin a single level.intralipid(medicine) An intravenous injection of a fat emulsionintralobarWithin a lobe (typically of the lungs)intralocus(genetics) Within a genetic locusintramarryTo marry a member of the same group, social stratum, or religion.intramazalWithin a maze, especially one used in biology experimentsintramodelWithin a modelintramonthWithin a single month.intramouseWithin an (experimental) mouseintramuralWithin the walls; within one institution, particularly a school.intranasalWithin the nose.intranatal(medicine) During childbirth.intraneousInternal, that is within.intranidalWithin a nidusintranight(astronomy, medicine) Within a single night.intranodalWithin a node (often with reference to a lymph node).intraorgan(anatomy) Within an organintraparty(politics) Occurring within a political party.intrapatchWithin a single patch.intrapauseWithin / during a pauseintrapedal(anatomy) Within a footintraphase(chemistry, physics) Within a phaseintrapixelInside pixels.intraplaneWithin a planeintraplantWithin a plant.intraplate(geology) Taking place within a single tectonic plate.intrapodalAlternative form of intrapedal.intrapolarBetween poles.intrapulseWithin a pulseintraquery(databases) Within a single query.intraramalWithin a ramusintraraterFor a single rater.intrarenalWithin the kidneys.intrashelf(biology, geography) Within a single shelf.intrasinus(anatomy, medicine) Within a sinus.intraspikeWithin a spike (of voltage, etc.).intrasquad(sports) Within a teamintrastateWithin a sovereign state or country.intrastentWithin a stent.intrataxonWithin (organisms of a) particular taxonintratidalWithin a tide (between one high tide and the next)intratomicWithin an atom.intratrialWithin a trialintratumorWithin a tumorintratypicWithin the same typeintraunionWithin a union.intraurbanWithin an urban area.intravasalInside vessels (of the body)intravelarWithin or into the velum.intraviralWithin a virusintravisitDuring a single visit (e.g. to a medical clinic).intravitalWithin or among living cells; for example, subcutaneous.intravitam(biology) During the life of an organism.intravoxelWithin a voxelintrawhiteAmong white people.intrawoundInto or within a wound.intrazonalWithin a single zone.intreasure(transitive, obsolete, poetic) To store or hoard (something valuable)intreatfulObsolete form of entreatful.intreatingpresent participle and gerund of intreatintrenchedsimple past and past participle of intrenchintrencherAlternative form of entrencher.intrepidlyIn an intrepid mannerintricable(obsolete) Intricate, entangled.intrigante(dated) A female intriguer.intrigantsplural of intrigantintriguersplural of intriguerintrigueryThe practice of intrigue.intriguess(archaic) A female intriguer; a scheming woman.intriguingCausing a desire to know more; mysterious.intrinsickObsolete form of intrinsic.introducedsimple past and past participle of introduceintroduceeOne who is introduced to another person.introducerSomeone or something that introduces.introducesthird-person singular simple present indicative of introduceintrogress(biology, genetics) To infiltrate the genes of one species into the gene pool of another through repeated backcrossing of an interspecific hybrid.introitive(obsolete, rare) Tending inward.intronizedsimple past and past participle of intronizeintronlessLacking an intronintrorselyIn an introrse manner.introscopeAn optical device similar to an endoscope, used in various industrial settings such as checking jet engines for cracks, observing nuclear reactors for cracks, or measuring the fat layer on a meat carcass.introspect(intransitive) To engage in introspection.introspermIn aquatically reproducing species, sperm that is not released into the water.introvertsplural of introvertintrudableThat can form an intrusion.intrudance(archaic) intrusionintrudress(archaic) A female intruder.intrusionsplural of intrusionintrusivesplural of intrusiveintrustingpresent participle and gerund of intrustintubation(medicine) The introduction of a tube into an organ to keep it open, as into the larynx in cases of croup.intuitableCapable of being intuitively sensed or understood.intuitionsplural of intuitionintumescedsimple past and past participle of intumesceinulobiose(biochemistry) The disaccharide D-fructosyl-2,1-alpha-D-fructoseinundatingpresent participle and gerund of inundateinundationThe act of inundating; an overflow; a flood; a rising and spreading of water over grounds.inundativeRelating to, or causing inundationinundatoryOf or relating to flood, or inundation.inurbanelyIn an inurbane manner.inurbanityLack of urbanity or courtesy; bad manners.inurednessThe quality of being inured, or accustomed to something by repeated exposure.inurnmentsplural of inurnmentinvadopodeAlternative form of invadopodium.invadosomeAny of several actin-rich adhesion structures including the podosomes and invadopodiainvaginate(biology) sheathedinvalidateTo make invalid. Especially applied to contract law.invalidingpresent participle and gerund of invalidinvalidishCharacteristic of an invalid.invalidismThe condition of an invalid; sickness; infirmity.invalidityThe state of being invalid; lack of validity.invalorous(archaic) Lacking valour; cowardly.invaluableHaving great or incalculable value.invaluablyIn an invaluable manner; inestimably.invariableNot variable; unalterable; uniform; always having the same value.invariablyEvery time; always, without change.invarianceThe property of being invariant.invariancyAlternative form of invariance.invariantsplural of invariantinvasionalOf or pertaining to invasioninvasivelyIn an invasive manner.invasivity(uncountable) The condition of being invasiveinvasivoreA person who makes a point of eating invasive species in an effort to reduce their ecological impact.invectivesplural of invectiveinveighingpresent participle and gerund of inveighinveiglingpresent participle and gerund of inveigleinvendibleNot vendible or saleable.inventableCapable of being invented.inventibleAlternative form of inventable (“capable of being invented”).inventionsplural of inventioninventious(obsolete) inventiveinventress(rare) An inventrix; a female inventor.inveracity(uncountable) A lack of veracityinverecund(rare, archaic) Immodest; shameless.inversionsplural of inversioninvertableAlternative form of invertible.invertedlyIn an inverted manner, or reverse order.invertibleCapable of being inverted or turned.invertomer(chemistry) Either of a pair of confomers that interconvert by inversion at an atom possessing a nonbonding electron pairinvestable(finance) Able to be invested; ready for investment; liquid.investibleThat can be invested.investientServing to cover or clothe.investmentThe act of investing, or state of being invested.investomerA customer who also owns shares in the business.investressa female investor.inveteracyThe state of being inveterate; long continuance; firmness or deep-rooted persistence.inveterateFirmly established from having been around for a long time; of long standing.invigilate(UK, Canada, ambitransitive) To oversee a test or exam.invigorantSomething that invigorates.invigorate(transitive) To impart vigor, strength, or vitality to.invination(Christianity) The actual, substantial presence of the blood of Christ with the wine of the sacrament of the Lord's Supper.invincibleImpossible to defeat, destroy, or kill; too powerful to be defeated or overcome.invinciblyIn an invincible manner; unconquerably; insuperably.inviolableNot violable; not to be infringed.inviolablyIn an inviolable manner; without violation or violence of any kind.inviolatedNot violated or injured; inviolate.invirilityAbsence of virility or manhood; effeminacy.invisiblesplural of invisibleinvitationThe act of inviting; solicitation; the requesting of a person's company.invitatoryOf or pertaining to an invitationinvitement(obsolete) invitation; allurement; temptationinvitinglyIn an inviting manner; so as to attract; attractively.invocationThe act or form of calling for the assistance or presence of some superior being, especially prayer offered to a divine being.invocativeServing to invoke.invocatoryContaining or characterized by invocation; invoking.invokinglySo as to invoke.involucralPertaining to, having, or similar to an involucrum or involucre.involucred(botany) Having an involucre.involucret(botany, archaic) An involucel.involucrinA protein component of human skin.involucrum(anatomy) A sheath that covers or envelopes, especially one that forms around the sequestrum of new bone.involukrinMisspelling of involucrin.involutant(mathematics) Given two matrices M, N of order w, the involutant is the resultant of the w² scalar equations obtained by equating to zero a linear function with scalar coefficients of the w² matrices which result from multiplying 1, m m², ... mʷ⁻¹ into 1, n, n², ... nʷ⁻¹.involutelyIn an involute manner.involutingpresent participle and gerund of involuteinvolutionEntanglement; a spiralling inwards; intricacy.involutive(mathematics) Being an involution.involutory(mathematics) Of a mapping or transformation: being its own inverse; being an involution.involvedlyIn an involved manner.invulgared(obsolete) Made vulgar.inwandererOne who wanders in; an immigrantinwardmostFarthest inward.inwardnessThe characteristic of being inward or directed towards the inside.inwrappingpresent participle and gerund of inwrapiobenguaneAn aralkylguanidine analog of norepinephrine, typically used as a radiopharmaceutical.iobitridol(pharmacology) A molecule used as a contrast medium.iodhydrateAlternative form of iodohydrate.iodiferousContaining or producing iodine.iodinatingpresent participle and gerund of iodinateiodination(chemistry) Halogenation with iodine or an iodine compound.iodisationAlternative spelling of iodization.iodizationThe act or process of iodizing.iodoaceticOf or pertaining to iodoacetic acid and its derivativesiodoacetyl(organic chemistry, especially in combination) Any iodo derivative of an acetyl groupiodobenzyl(organic chemistry, especially in combination) Any iodo derivative of a benzyl radicaliodobutane(organic chemistry) Any of several isomeric compounds formally produced from a butane by replacing a hydrogen atom with one of iodineiodocresolAny of several isomeric iodine derivatives of the cresols, especially one used in medicine as a substitute for iodoform.iodoethane(organic chemistry) The aliphatic halogenated hydrocarbon C₂H₅I that is used in organic synthesis to introduce an ethyl group into compoundsiodoethene(organic chemistry) Any iodo derivative of etheneiodoformicContaining iodoformiodohydrin(organic chemistry) Any halohydrin in which the halogen is iodine.iodoketone(organic chemistry) Any iodo derivative of a ketoneiodomethyl(inorganic chemistry) Any iodo derivative of a methyl groupiodometric(chemistry) Of, pertaining to, or using iodometryiodophenol(organic chemistry, especially in combination) Any iodo derivative of a phenoliodophenyl(organic chemistry, especially in combination) Any iodo derivative of a phenyl radicaliodophiliaThe property of being iodophilic: an affinity for iodine, such as is demonstrated by the white blood cells of people with certain medical conditions.iodophilicBinding to iodine, or containing starches that bind to iodine, and therefore detectable or identifiable by staining with iodine.iodoquinol(pharmacology) Synonym of diiodohydroxyquinoline.iodosilane(chemistry) A chemical compound of silicon, hydrogen, and iodine.iodotannin(medicine, archaic) A compound of tannin and iodine, used as an alterative and astringent.iodothymol(organic chemistry) Any of several iodo derivatives of thymol but especially [4-(4-iodooxy-2-methyl-5-propan-2-ylphenyl)-5-methyl-2-propan-2-ylphenyl] hypoioditeiodothyrinA lactose trituration of the active constituents of thyroid glands of sheep, historically used to treat goitre, rickets, corpulence, and myxedema.iodouracil(organic chemistry) Any iodo derivative of uraciliofetamineA lipid-soluble amine and radiopharmaceutical drug used in cerebral blood perfusion imaging.iometopaneA phenyltropane-based psychostimulant used mainly in research.ionisationAlternative spelling of ionization.ionization(chemistry, physics) Any process that leads to the dissociation of a neutral atom or molecule into charged particles ions; the state of being ionized.ionomycineAlternative form of ionomycin.ionophilic(physical chemistry) Having an affinity for ions or a specific electrodeionophobic(physical chemistry) Having a repulsion to ionsionophoresplural of ionophoreionophoricBeing or relating to an ionophore.ionoscopidAny extinct fish of the family †IonoscopidaeionosphereThe similar region of the atmosphere of another planet.ionotropicOf, pertaining to, or exhibiting ionotropyiotacismus(obsolete) iotacismiotacisticDisplaying or characterised by iotacisms.iotisationAlternative spelling of iotization.iotizationThe act or process of iotizing.ipamorelin(pharmacology) A growth hormone–releasing hormone analogue.ipconazoleA particular fungicide.ipidacrine(pharmacology) An anticholinergic drug.ipilimumab(pharmacology) A human monoclonal antibody being developed as a drug to activate the immune system.ipomeanine(organic chemistry) A diketone derivative of furan, produced by Ceratostomella fimbriata, a mold that grows on sweet potato, 1-(furan-3-yl)pentane-1,4-dioneipomovirusAny virus, of the genus Ipomovirus, that infect sweet potatoes (of the genus Ipomoea)iprobenfosA particular fungicide.iprocrololA particular beta blocker.iproniazidA hydrazine drug formerly used as an antidepressant.iproplatin(pharmacology) A particular platinum compound.ipsalazide(pharmacology) A nonsteroidal anti-inflammatory drug.ipsapironeAn azapirone with anxiolytic and antidepressant properties.ipsativelyIn an ipsative manner.ipsativityThe quality of being ipsative.ipsedixitsplural of ipsedixitiquiqueite(mineralogy) A trigonal-ditrigonal pyramidal yellow mineral containing boron, chromium, hydrogen, magnesium, oxygen, potassium, and sodium.iracundity(rare) anger; irritabilityiratumumab(pharmacology) A human monoclonal antibody used in the treatment of oncological diseases.irbesartan(pharmacology) An angiotensin II receptor antagonist used mainly for the treatment of hypertension.irefulnessThe state of being ireful; anger; fury.irenicallyIn an irenical manner.iridaceous(botany) Of or pertaining to the irises (of family Iridaceae)iridectome(surgery) A cutting instrument used in performing an iridectomy.iridectomy(surgery) Removal of part or all of the iris of the eye.irideremia(medicine) Total or partial absence of the iris of the eye.iridescent(not comparable) Producing a display of lustrous, rainbow-like colors; prismatic.iridiphoreAlternative form of iridophore.iridoblast(biology) An immature iridoplastiridodesisAlternative form of iridesis.iridogenic(biology) That forms an iridoplast or lensiridopathydisease of the iris of the eyeiridophore(histology) iridocyteiridoplast(biology) Any of the epidermal chloroplasts of certain plants that contain tiny regular structures that focus lightiridosmineA native compound of iridium and osmium.iridotasis(surgery) A stretching of the iris in the treatment of glaucoma.iridoviralOf or relating to iridoviruses.iridoviridAny virus in the family Iridoviridae.iridovirusAny of a group of viruses, of either the genus Iridovirus or the family Iridoviridae, that cause a blue or purple iridescence in their infected hosts.irindaloneA serotonin antagonist.irinotecanA particular drug used in chemotherapy.irmologion(Christianity) A liturgical book containing irmoi for the various canons chanted during the morning service.ironfistedAlternative spelling of iron-fisted.ironhandedAlternative form of iron-handed.ironically(manner) In an ironic manner; in a way displaying irony.ironmakingThe making of iron (from an ore)ironmasterA manufacturer of ironironmonger(chiefly British, Ireland) A retailer of hardware, tools, and household goods.ironomyiid(zoology) Any fly of the family Ironomyiidae.ironperson(nonstandard, rare) An ironman or ironwoman.ironsmithyThe trade of an ironsmith.ironstonesplural of ironstoneironworkerA skilled construction worker who assembles the metal frame of buildings, especially large commercial ones such as warehouses and skyscrapers.irradianceThe act of irradiating; emission of rays of light.irradiancySynonym of irradiance.irradiatedsimple past and past participle of irradiateirradiatesthird-person singular simple present indicative of irradiateirradiatorA device used to irradiate.irradicate(archaic, literal or figurative) to root deeplyirrationalNot rational; unfounded, nonsensical or wrong-headed.irredeemedNot redeemed; unredeemed.irregularsplural of irregularirregulate(transitive) to make irregular; to disorderirregulous(obsolete) lawless or profaneirrelationThe state of being irrelative or unrelated; a lack of connection or relation.irrelativeHaving no relations to each other; unrelated.irrelevantNot relevant, as:irreliable(uncommon) unreliableirreligionThe state of being irreligious; irreligious sentiment or thought.irremeable(obsolete) Admitting no return, from which one cannot return.irrenowned(obsolete, rare) Not renowned, unfamous.irreparate(rare) irreparableirresoluteUndecided or unsure how to act.irresolved(archaic) Unresolved.irreticentUnreserved, not reticent.irreverendNot reverend (not worthy of respect)irreverentLacking respect; not having or not showing respect for or seriousness towards something that is usually treated with respect; going against conventional precepts.irrhythmiaMisspelling of arrhythmia.irrhythmicHaving no rhythm.irrigatingpresent participle and gerund of irrigateirrigationThe act or process of irrigating, or the state of being irrigated; especially, the operation of causing water to flow over lands, for nourishing plants.irrigativeRelating to irrigation.irrigatoryRelating to irrigation.irrigraphyrheoplethysmographic diagnosis of arteriopathyirritatingCausing irritation, annoyance or pain.irritationThe act of irritating or annoying.irritative(medicine) serving to excite or irritateirritatoryProducing irritation.irroration(obsolete) A sprinkling or wetting with dew.irrubricalContrary to the rubric or convention; not rubrical.irrumationThe act of, or an instance of, thrusting the penis into the mouth; active penetration of a mouth.irruptionsplural of irruptionisabelline(chiefly of animals) Coloured a greyish yellow.isabnormal(meteorology, obsolete) A line connecting places on a map with equal deviation from the average temperature at that latitude.isaglidoleAn antidiabetic drug.isagogicalAlternative form of isagogic.isanthesic(botany, cartography) Relating to a kind of isoline that joins places on the Earth where the flowers of a particular plant species bloom at the same time.isarithmicUsing or relating to isolines (isarithms).isatuximabA monoclonal antibody medication for the treatment of multiple myeloma.ischialgia(pathology) pain in the region of the ischium; sciaticaischioanal(anatomy) Of or relating to the ischium and anus.ischiocele(medicine) hernia through the sciatic notchischuretic(archaic) Relieving urinary retentionisentropic(thermodynamics, of process) Having a constant entropyisepamicinAn aminoglycoside antibiotic.isindazole(organic chemistry) Any of a series of compounds isomeric with alkyl indazoles.islandhoodThe quality of being an island (geographical feature).islandlessWithout islands.islandlikeResembling or characteristic of an island.islandnessThe property of being or belonging to an island, especially insofar as it affects society and culture.islandress(archaic) A female islander.islandwideExtending throughout an island.islatravirAn experimental inhibitor of nucleoside reverse transcriptase translocationisoactinicHaving the same photoelectric or photochemical effectisoallelic(genetics) Relating to isoallelesisoamidoneisomethadoneisoaminileA drug, structurally related to methadone, with antitussive and anticholinergic effects.isoamylase(biochemistry) An enzyme, glycogen 6-alpha-D-glucanohydrolase, that catalyses the hydrolysis of (1->6)-alpha-D-glucosidic branch linkages in glycogen, amylopectin and their beta-limit dextrins.isoamylenetrimethylethyleneisoanabase(geology) An isobase of equal upheaval.isoantigenan immunologically active material (especially a protein or polysaccharide) that is present only in some individuals of a particular species; responsible for the formation of antibodiesisoasarone(organic chemistry) An isomer of asarone 2,4,5-trimethoxyphenyl-1-propeneisoboldine(organic chemistry) The alkaloid (6aS)-2,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-1,9-diol.isoborneol(organic chemistry) The exo-isomer of borneol.isobutanol(organic chemistry) The aliphatic alcohol 2-methyl-1-propanol that is used as a solvent and in organic synthesisisobutyricOf or pertaining to isobutyric acid or its derivativesisocaloricHaving the same calorific valueisocandelaA line joining points that have the same luminous intensityisocapneicMisspelling of isocapnic.isocaproic(organic chemistry) Relating to isocaproic acidisocedrane(organic chemistry) An isomer of the sesquiterpene cedrane that is used in the fragrance industryisocentricRelating to an isocentreisochasmicShowing isochasms (auroral display).isocheimalOf or relating to isocheims.isochimene(dated) An isocheim.isochronalHaving the same duration.isochronesplural of isochroneisochronon(chiefly science fiction) A clock designed to keep very accurate time.isochroousOf uniform color; isochromatic.isocitrateAny salt or ester of isocitric acidisoclasite(mineralogy) A hydrated basic calcium phosphateisoclinalsplural of isoclinalisoclinicsplural of isoclinicisoclinism(mathematics) The condition of being isoclinicisocolloid(chemistry) A colloid having the same composition in every hylotropic change.isocontour(mathematics) level set; an isoline (2D) or isosurface (3D)isocrystal(algebraic geometry) A kind of p-adic analogue of a sheaf.isocyanate(chemistry) the univalent radical -N=C=O (tautomeric with cyanate), and any of its hydrocarbyl derivatives R-N=C=Oisocyanato(organic chemistry, especially in combination) An isocyanate group as a substituentisocyanide(organic chemistry) The isomer HN⁺C⁻ of hydrocyanic acid HCN.isodaucene(organic chemistry) The sesquiterpene (8aS)-6,8a-dimethyl-3-prop-1-en-2-yl-2,3,3a,4,5,8-hexahydro-1H-azuleneisodecoder(biochemistry) Either of a pair of transfer RNA molecules that share the same anticodonisodensity(chiefly attributive) A region of constant density.isodiazene(organic chemistry) Any of a class of organic nitrogen compounds, related to carbenes, whose structure can be represented as R₂NN: R₂N⁺=N⁻.isodictyal(zoology) Of or relating to the Isodictya, a genus of marine demosponges.isodisomicRelating to isodisomy.isodomedin(organic chemistry) An ent-kaurenoid diterpene found in Isodon skikokianus var. intermedius.isodoublet(physics) A group of two particles differing only in isospinisodulcite(organic chemistry) A white crystalline sugar-like substance obtained by the decomposition of certain glucosides, and intermediate in nature between the hexacid alcohols (dulcite, mannite, etc.) and the glucoses.isodynamicHaving equal strength or force.isoelastic(mathematics) Exhibiting a constant elasticity.isoenergicAlternative form of isenergic.isoenhance(transitive) To produce isoenhancement.isoenthalp(physics) A line joining points of constant enthalpy.isoentrope(physics) A region having equal entropy throughout, or a curve joining points of equal entropy.isoenzymesplural of isoenzymeisoenzymicRelating to isoenzymes.isoetaleanAny quillwort of the order IsoetalesisoetarineA selective beta2-adrenergic receptor agonist used to treat bronchospasm and asthma.isoeugenolA phenylpropanoid that occurs in the essential oils of plants such as ylang ylang (Cananga odorata), can be synthesized from eugenol, and has been used in the manufacture of vanillin.isoeugenyl(organic chemistry, especially in combination) A univalent radical derived from isoeugenolisofezolac(pharmacology) A nonsteroidal anti-inflammatory drug.isoflavane(biochemistry) Any of a certain class of isoflavonoidsisoflavene(organic chemistry) Any of a class of isoflavonoids related to isoflavanes but with a double bond in ring-Bisoflavone(organic chemistry) Any of a class of polyphenolic phytoestrogens found in soybeans and similar plants that may have beneficial health properties.isoflurane(pharmacology) A halogenated ether, 2-chloro-2-(difluoromethoxy)-1,1,1-trifluoroethane, that is used as an inhalation anesthetic.isogametesplural of isogameteisogameticPertaining to, or exhibiting isogamyisogeneityThe condition of being isogenic.isogenesis(biology) Similarity in development.isogeneticHaving the same genetic make-up.isogenisedAlternative form of isogenized.isogenizedFormed or modified by isogenesisisogeticalMisspelling of eisegetical; see eisegesis.isoglossalRelating to an isogloss.isoglossicRelating to an isogloss.isoglucoseHigh fructose corn syrup.isogonallyIn an isogonal manner.isographic(music) Of or pertaining to isography.isogravity(physics) A gauge theory that attempts to unify gravity with the electroweak interactionisoguanine(organic chemistry) The isomer of guanine 6-amino-1,7-dihydropurin-2-oneisohedonicEqually pleasurableisohelical(biology) relating to the same helix (of a DNA molecule)isointense(chiefly medicine) Having the same intensity as another object.isokinetic(biophysics) Relating to the force that a muscle applies during a limb movement at constant velocityisolatableAble to be isolated.isolatedlyIn an isolated manner.isolateralHaving similar upper and lower (or front and back) surfacesisolationsplural of isolationisoleucine(biochemistry) An essential amino acid, C₆H₁₃NO₂, isomeric with leucine, found in most animal proteins.isolipidicHaving the same amount of lipid / fatisoloballyIn an isolobal way.isoluminol(organic chemistry) The isomer of luminol 6-amino-2,3-dihydro-1,4-phthalazinedioneisomaltase(biochemistry) An enzyme that catalyzes the hydrolysis of isomaltose and related dextrinsisomaltose(biochemistry) An isomer of maltose (linked α1-6 rather than α1-4); brachyoseisomenthol(organic chemistry) The isomer of menthol (1S,2R,5R)-5-methyl-2-propan-2-ylcyclohexan-1-olisomerasesplural of isomeraseisomericalAlternative form of isomeric.isomerisedsimple past and past participle of isomeriseisomerisesthird-person singular simple present indicative of isomeriseisomerismsplural of isomerismisomerized(chemistry) converted from one isomer to anotherisomesityl(organic chemistry, especially in combination) The divalent radical CH₂=C(CH₃)-CH₂-C(CH₃)=isometricsplural of isometricisomorphic(mathematics) Related by an isomorphism; having a structure-preserving one-to-one correspondence.isoneotype(taxonomy) A duplicate specimen of a neotype.isoniazidsplural of isoniazidisonitrile(obsolete, chemistry) isocyanideisonuclear(physics) Having the same nucleusisooctanol(organic chemistry) 2-ethylhexanol, a fatty alcohol used in the manufacture of a variety of products.isoosmolalHaving the same osmolalityisoosmolarHaving the same osmolarityisoosmoticAlternative form of iso-osmotic.isopachousRelating to isopachsisopentane(organic chemistry) An aliphatic hydrocarbon with the chemical structure CH₂CH₂CH(CH₃)₂; isomeric with pentane and neopentane.isopentene(organic chemistry) Any isomer of n-pentene (cis- or trans-2-pentene, methyl-butene &c)isopeptide(chemistry) A compound of two or more amino acids (a peptide) in which an amide link involves an amino group not in the alpha- positionisophorone(chemistry) An α,β-unsaturated cyclic ketone, a colourless to yellowish liquid with a characteristic smell, used as a solvent and as an intermediate in organic synthesis.isopiesticHaving equal pressure; isobaric.isoplasticRelating to isoplastyisoplethicRelating to isopleths.isopleuron(obsolete, of a triangle) equilateralisopointalDescribing crystals belonging to the same point groupisoprazoneA nonsteroidal anti-inflammatory drug.isoprenoid(organic chemistry) Any compound formally derived from one or more isoprene units.isoprodian(organic chemistry) The dapsone 4-(4-aminophenyl)sulfonylaniline;2-propylpyridine-4-carbothioamide;pyridine-4-carbohydrazideisopropoxy(organic chemistry, especially in combination) The radical (CH₃)₂CH-O- derived from isopropyl alcoholisoproteic(of diets) Having the same amount of proteinisoprotein(biochemistry) Any of a family of closely-related proteins that have similar structural and functional properties.isopteransplural of isopteranisopterousHaving the wings equal.isopulegol(organic chemistry) An unsaturated derivative of menthol (1R,3R,4S)-p-menth-8-en-3-olisoquantalRelating to isoquantsisosafrole(organic chemistry) An aromatic compound, a precursor for MDP2P which is converted into the psychoactive drug MDMA or ecstasy, found in small amounts in essential oils but more commonly obtained by isomerizing safrole.isosalientHaving the same salienceisosbestic(physics, chemistry) Having a constant or equal absorptionisoscaling(physics) The differential scaling properties of isotopesisoseismal(geology) A line on a map joining points of equal seismic intensity produced by an earthquake.isosilybin(organic chemistry) Any of a group of flavonolignans found in coffee and the milk thistleisosinglet(physics) An isotopic singlet stateisosorbide(organic chemistry) A bicyclic derivative of furan whose nitrates are used as vasodilatorsisosporous(biology) Producing only one kind of spore.isostasistA geologist who studies isostasy.isostemony(botany) The quality or state of being isostemonous.isosterismThe condition of being isostericisosteroid(organic chemistry) Any of many steroids that have a side chain that is an isomer of the normal steroidisosteviol(organic chemistry) The isomer of steviol (4α,8β,13β)-13-methyl-16-oxo-17-norkauran-18-oic acidisostictid(zoology)Any damselfly in the family Isostictidae.isostilbic(chemistry) Describing an isosbestic point in a spectrum that remains constant throughout a reactionisosurface(computer graphics, geometry) A surface that represents points of a constant value within a volume of spaceisotactoid(chemistry, of a section of a polymer) isotacticisothermal(thermodynamics) Of or pertaining to a process that takes place at constant temperatureisothermic(physics) (Of a thermodynamic process) during which the temperature remains constant.isotopicalMisspelling of isotopic.isotopolog(chemistry) Any of a group of compounds differing in the number, and/or position of substitution, of atoms by isotopes.isotopomerAn isomer of a chemical compound differing only in the position of an isotopeisotrichidAny protozoan of the family Isotrichidaeisotriplet(physics) A group of three particles differing only in isospinisotrivial(mathematics) Describing a smooth projective surface having a morphism onto a curve such that all smooth fibres are isomorphic to each otherisotrophicMisspelling of isotropic.isotropiesplural of isotropyisotropize(ambitransitive) To make or to become isotropic.isotropous(archaic) isotropicisovalericOf or pertaining to isovaleric acid or its derivativesisovaleryl(organic chemistry, especially in combination) The univalent radical (CH₃)₂C-CH₂-CO- derived from isovaleric acid by removal of a hydroxyl groupisovariant(genetics) Synonym of isoform.isoviscous(physics) Having the same viscosityisovitexin(organic chemistry) An isomer of vitexinisovolemicRelating to an isovolumeisovoltageA line of a chart linking places of equal voltageisovolumicHaving the same volume (as another space); having unchanged volume (in the same space as compared with earlier).isoxathionA particular isoxazole organothiophosphate insecticide.isoxazolyl(chemistry) The univalent radical derived from isoxazoleisozymaticRelating to isozymesisradipine(pharmacology) A calcium channel blocker of the dihydropyridine class.israpafantAn antiplatelet drug with thienotriazolodiazepine structure.isthmocele(surgery) A scar defect that results from a cesarean sectionistikhaaraAlternative form of istikhara.isunakinra(pharmacology) A particular interleukin-1 receptor inhibitor.itacitinib(pharmacology) An experimental medication belonging to the class of Janus kinase inhibitors.italicisedsimple past and past participle of italiciseitalicisesthird-person singular simple present indicative of italiciseitalicismsplural of italicismitalicized(typography) Rendered in italics.itemisableAlternative form of itemizable.itemizableCapable of being itemized.iterationsplural of iterationithergates(Ulster) elsewhereitinerance(physics) The (often chaotic) movement of electrons through a materialitinerancyThe state or quality of being itinerant.itinerantsplural of itinerantitineratedsimple past and past participle of itinerateitolizumabA recombinant monoclonal antibody proposed for the treatment of COVID-19.ivabradine(pharmacology) A medication used for the symptomatic management of stable angina pectoris.ivermectin(medicine, pharmacology) A compound of the avermectin group, used as an anthelmintic in veterinary medicine and as a treatment for river blindness.ivoqualineAn antidepressant drug.ivosidenibAn anticancer medication for the treatment of acute myeloid leukemia and cholangiocarcinoma.ixekizumab(pharmacology) A humanized monoclonal antibody for the treatment of autoimmune diseases. It works by binding to interleukin 17 and blocking its action.
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