Other Ending Letters

Word Lengths Starting With I

All 995 Matching Words

iambographerA poet who writes iambic verse.ibr(Internet slang, text messaging, chiefly UK) Initialism of I'll be real.iceboarder(winter sports) A person who iceboards.iceboaterSomeone who travels by iceboat.icebreaker(nautical) A ship designed to break through ice so that it, or other ships coming behind, can navigate on frozen seas.icemakerA device found in a freezer that is used to make ice.icesparAlternative form of ice spar.icewaterAlternative form of ice water.ichor(Greek mythology) The liquid said to flow in place of blood in the veins of the gods.ichthyocentaur(Greek mythology) A centaurian sea being with the upper body of a human, the lower anterior half and forelegs of a horse, and the tailed half of a fish.ichthyographerOne who carries out ichthyography.ichthyosaurAny fishlike marine reptiles of the extinct order †Ichthyosauria of the early Triassic to the late Cretaceous period, that had a body somewhat like a porpoise.icicular(rare) Of, pertaining to, bearing, or resembling icicles.iciercomparative form of icy: more icyickerA head of grain.iconographerOne who creates (religious) iconsiconolaterSomeone who worships images; a practicer of iconolatry.iconometer(photography, historical) An early form of viewfinder.icosatetramer(chemistry) An oligomer that has twenty-four subunits.icterometerAn instrument for gauging hyperbilirubinemia by measuring the yellowness of the skin.ictidosaurSynonym of tritheledontid.ictometerA machine that determines the force of the apex beat of the heart.idealiserAlternative form of idealizer.idealizerA person who idealizes.ideamongerA person who spreads or promotes ideas.idear(UK or Appalachia) Pronunciation spelling of idea.ideatorOne who ideates; one who holds or generates an idea, or synthesizes a concept.identifierSomeone who identifies; a person who establishes the identity of someone or something.ideologiserNon-Oxford British English standard spelling of ideologizer.ideologizerOne who ideologizes.ideomotorOf or pertaining to involuntary actions caused by subconscious thought.ideoventricularMisspelling of idioventricular.idiomotorAlternative spelling of ideomotoridiomuscular(biology) Applied to a semipermanent contraction of a muscle, produced by a mechanical irritant.idiotor(informal, humorous) An editor who makes idiotic decisions or writes idiotorials.idioventricularpertaining exclusively to the cardiac ventriclesidlerOne who idles; one who spends their time in inaction.idolasterObsolete form of idolater.idolaterOne who worships idols; (historical) a pagan.idolatorAlternative spelling of idolater.idoliser(UK) Alternative spelling of idolizer.idolizerOne who idolizes.iftaarAlternative form of iftar.iftar(Islam) The evening meal that breaks each day's fast during Ramadan, traditionally beginning with dates and water.igniterAny device that is used to ignite something, especially a fuel mixture, or a charge of explosiveignitorAlternative spelling of igniter.ignoblercomparative form of ignoble: more ignobleignorerOne who ignores.iktarAlternative form of ektara.ileolumbarMisspelling of iliolumbar.iliolumbar(anatomy) Pertaining to the iliac and lumbar regions.illiolumbarMisspelling of iliolumbar.illumer(archaic) One who illumes.illuminatorAgent noun of illuminate:illuminerSomeone or something that illuminates; an illuminatorilluminometerAn instrument that is used to measure the intensity of illuminationillusterAlternative spelling of illustre.illustratora person who draws pictures (especially illustrations in books or magazines)illwisherOne who wishes somebody ill.illywhacker(Australia, colloquial, rare) A small-time confidence trickster or seller of trinkets.imagemakerOne who produces pictures or photographs.imagerOne who images or forms likenesses; a sculptor.imagesetterA high-resolution typesetting device that takes its input from a computer file.imaginatorOne who imagines.imagineerAlternative letter-case form of Imagineer.imaginerOne who imagines (something).imazapyrA nonselective herbicide used for the control of a broad range of weeds.imazethapyrThe herbicide 5-ethyl-2-[(RS)-4-isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl]nicotinic acid.imbalmerArchaic form of embalmer.imbar(obsolete) To bar in; to secure with, or as if with, bars.imbedderAlternative form of embedder.imbiberOne who imbibes, who drinks, especially alcoholic beverages.imbitterObsolete spelling of embitter.imbittererObsolete spelling of embitterer.imborderObsolete form of emborder.imbosserArchaic form of embosser.imbowerArchaic form of embower.imbuerOne who imbues.imidoester(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 etheriminosugar(biochemistry) Any analog of a sugar having a nitrogen atom at the position of the endocyclic oxygen atomimitater(rare) Nonstandard spelling of imitator.imitatorA person who imitates or apes another.imitatourObsolete form of imitator.immerA bird in genus Gavia.immerserOne who immerses, as for example one who carries out baptism by immersion.immitanciometerA device that measures acoustic immitanceimmobiliserSomething or someone that immobilises.immobilizerAlternative spelling of immobiliser.immolatorOne who offers in sacrifice.immortaliserAlternative form of immortalizer.immortalizerOne who immortalizes something.immunizerOne who immunizes.immunoactivatorAny material that leads to immunoactivationimmunoadaptor(immunology) A protein that adapts an immune response (typically postponing it)immunoanalyser(immunology) An immunoassay analyserimmunoanalyzerAlternative form of immunoanalyser.immunobarrier(immunology) Any barrier to the functioning of the immune systemimmunobiomarker(immunology) immunological biomarkerimmunobuffer(immunology) A buffer used in immunoaffinity bindingimmunocarrierAn immunological carrierimmunoeffector(biology, immunology) An immunological effectorimmunoelectrotransferThe use of electroporation in immunologyimmunoenhancer(immunology) Anything that enhances the immune systemimmunofactor(immunology) Any immunological factorimmunoglobularOf, pertaining to, containing or resembling immunoglobinimmunoinhibitor(immunology) Anything that inhibits an immune responseimmunomarker(immunology) Any immunohistochemical markerimmunomediator(immunology) An immunological mediatorimmunomodifier(medicine, immunology) Any material that modifies an allergic response, especially one that augments immune function in patientsimmunomodular(immunology) Relating to immunomodulationimmunomodulatorA drug used for its effect on the immune system.immunomolecular(immunology) Relating to immunomoleculesimmunonephelometer(immunology) A nephelometer used in immunonephelometryimmunophotosensitizerA photosensitizing antibodyimmunopotentiator(immunology) Anything that provokes immunopotentiation; an immunostimulantimmunoprotectorAnything that provides immunoprotectionimmunoreceptor(immunology) A family of receptors found on leukocytes that regulate cell activity in an immune response.immunoregulator(immunology) A substance responsible for immunoregulationimmunosensorA device that detects the reaction of an antibody with an antigen and produces an electrical signalimmunostainer(immunology, cytology) Any of various devices used for staining immunological samples, or for staining biological samples immunologicallyimmunostimulatorAn immunostimulantimmunostressorAny material that causes stress to the immune systemimmunosuppressor(immunology, pharmacology) An immunosuppressive agent.immunosupressorMisspelling of immunosuppressor.immunosurveyorAny system that carries out immunosurveillanceimmunotransmitterA material that transmits immunityimmunovascular(anatomy) Of, or pertaining to both vessels and immune system.impacterOne who or that which makes an impact.impactorAny of several machines or devices in which a part impacts on another, or on a material.impair(transitive) To weaken; to affect negatively; to have a diminishing effect on.impairerSomeone that impairs.impalerOne who impales.impanator(rare, Christianity) One who holds the doctrine of impanation.imparterOne who imparts.imparticular(nonstandard, proscribed) in particularimpeacherOne who impeaches.impederOne who impedes.impellerSomething which or someone who impels.impellorAlternative form of impeller.impermeatorA device in a steam engine for forcing lubricating oil uniformly into the cylinder.impersonatorOne who fraudulently impersonates another person.impester(obsolete) To pester; to annoyimpetratorOne who impetrates.impingerAny of several instruments in which fine particles (dust) in a gas are analysed by blowing them through a jet onto a wetted plate, prior to being counted. Typically used for particle analysisimplanterSomeone or something that implants.impleader(law) A procedural device before trial in which a party joins a third party into a lawsuit because that party is liable to an original defendant.implementerA person who implements something.implementorAlternative spelling of implementer.implicatorSomeone or something that implicates; a sign or indicator for an implicature, or one who calls attention to the implication.implierOne who implies.imploder(psychology) A person who directs their anger inward.implorerOne who implores.impoisoner(obsolete) A poisoner.impolderAlternative form of empolder.impoor(obsolete, transitive) To impoverish.impopular(rare; obsolete or non-native speakers' English) Unpopular.importerOne who, or that which, imports: especially a person or company importing goods into a country.importomer(biochemistry) A complex of membrane proteins that imports proteins into the peroxisome matriximportunator(obsolete) One who importunes.importunerOne who importunes.imposerOne who imposes.imposterAlternative spelling of impostor.impostorSomeone who attempts to deceive by using an assumed name or identity.impostourObsolete form of impostor.impounderSomeone or something that impounds.impoverisherSomeone who impoverishes.impowerArchaic form of empower.imprecatorOne who imprecates or curses.impregnatorOne who impregnates.impresserOne who impresses.impressioner(rare) One who impressions (manipulates a key in a lock to aid in creating a duplicate).impressorOne who, or that which, impresses.imprimatur(printing) An official license to publish or print something, especially when censorship applies.imprinterA device that imprints.imprisonerOne who imprisons.improperUnsuitable to needs or circumstances; inappropriate; inapt.impropriator(archaic) A layperson in possession of ecclesiastical property.improverSomething that, or someone who, improves something.improvisatorSomeone who improvises; improviser.improviserOne who improvises.improvisorAlternative form of improviser.impugnerOne who impugns; one who opposes or contradicts.impulsorOne who or that which impels; an inciter, an instigator.imputerSomeone who imputes.inactivatorThat which inactivates.inamdar(India, historical) One who received a grant or gift of lands from the British Raj as a reward for service.inamorArchaic form of enamor.inamourArchaic form of enamor.inanercomparative form of inane: more inaneinangular(obsolete) Not angular.inaugur(transitive, obsolete) To inaugurate.inauguratorAgent noun of inaugurate; one who inaugurates.inbear(transitive) To carry in; bring in; furnish; provide; supply; put forth.inbetweenerA person who specializes in tweening in an animation studio.inbounder(in basketball) A player making an inbound pass.inbreederOne who engages in inbreeding.incantatorOne who works magic by means of incantation.incanterAlternative form of incantor.incantorOne who performs incantations; one who incants.incar(metaphysics, philosophy, linguistics) A car completely inside of a garage, or the portion of a car that is inside a garage.incarceratorA person who incarcerates.incenserSomeone who burns incenseincensorA censer (container for burning incense).incenter(US, geometry) The point formed at the intersection of the three angle bisectors of a triangle; also the centre of the incircle.incentivizerOne who or that which incentivizes.inceptorA beginner; one in the rudiments.incesterOne who engages in incest.inchamberArchaic form of enchamber.inchanterObsolete form of enchanter.incher(in combination with a number) An object having a dimension of so many inches.incineratorA furnace that burns refuse.incisiorAlternative form of incisor, especially that of an animalincisor(anatomy, zootomy) A narrow-edged tooth at the front of the mouth of mammals, between the canines and adapted for cutting; in humans there are four in each jaw.inciterOne who incites.incitomotor(physiology) Inciting to motion; applied to that action which, in the case of muscular motion, commences in the nerve centers, and excites the muscles to contraction.inclinatorAn elevator that ascends an incline rather than in a vertical shaft.inclinerSomeone or something that inclines, especially an inclined dial.inclinometerAn instrument that displays the angle of an aircraft relative to the horizon.incloisterArchaic form of encloister.incloserArchaic form of encloser.includerOne who or that which includes.incomberObsolete form of encumber.incomerOne who comes in.inconveniencerOne who inconveniences another.incorporatorOne who, or that which, incorporates.incounterObsolete spelling of encounter.incouplerA device for incoupling.incouragerArchaic form of encourager.incrAbbreviation of increase.increaserOne who, or that which, increases.incrementer(computing) Any device or circuit that carries out an incrementation operationincrementor(computing) That which increments; a computer programming instruction that increments a value.incriminatorOne who incriminates.incubator(chemistry) Any apparatus used to maintain environmental conditions suitable for a reaction.incudomalleolar(anatomy) incudal and malleolar; applied to a small synovial joint that transfers vibrations between the ossicles in the middle ear, facilitating sound perceptioninculcatorOne who inculcates.incumberArchaic form of encumber.incumbrancer(law, historical) One who holds incumbrance, or some legal claim, lien, or charge on an estate.incunabular(by extension) Relating to the earliest stages of any form of publishing or media.incur(transitive) To bring upon oneself or expose oneself to, especially something inconvenient, harmful, or onerous; to become liable or subject to.indagator(obsolete) An investigator.indanger(archaic) Alternative form of endanger.indearArchaic form of endear.indeavorObsolete form of endeavor.indeavourArchaic form of endeavour.indemnificator(rare) One who indemnificates; indemnifierindemnifierOne who indemnifies.indemnitorOne who indemnifies.indenterA device or software program or routine that indents.indentorA person who is a representative for a foreign company, product or a person, and who gets commission or royalty on any transaction which takes place in his home country irrespective of whether the transaction has taken place out of his effort or consent.indentourObsolete form of indentor.indenturerA person who is indentured (bound under a contract).indevourObsolete spelling of endeavour.indexerA person or program which creates indexes.indiarubberAlternative form of india rubber.indicatorA pointer or index that indicates something.indicterSomeone who indicts.indictor(law) Someone who indicts.indinavir(pharmacology) An antiretroviral drug C₃₆H₄₇N₅O₄ of the protease inhibitor class that is used in the form of its sulfate in combination with antiretroviral drugs (such as zidovudine) to treat HIV infected patients.inditerOne who indites.individualiserAlternative form of individualizer.individualizerOne who individualizes.individuatorSomeone or something that individuates.indoctrinatorOne who indoctrinates.indoorSituated in, or designed to be used in, or carried on within, the interior of a building.indorserArchaic spelling of endorser.indorsorArchaic spelling of endorser.inducerOne who, or that which, induces.inductometerAn instrument for measuring the degree or rate of electrical induction.inductor(electronics) A passive device that introduces inductance into an electrical circuit.indulgencerOne who indulges; one who offers indulgence.indulgerOne who indulges.industrialiserAlternative spelling of industrializer.industrializerOne who industrializes.indwellerOne who dwells in a place; an inhabitant.inebriometerA device that measures the response of an organism to the effects of alcoholinequiangularNot equiangularinequigranularNot equigranular.inequivalvular(zoology) Having unequal valves; inequivalve.infairObsolete spelling of infare.infaller(astrophysics) A particle that falls behind the event horizon, for example into a black hole.infanteer(UK, Canada, military) A soldier employed in any infantry role; an infantryman.infanticider(nonstandard, rare) One who commits infanticide.infantier(Canada, military) A soldier in the infantry; an infantryman.infantilizer(often derogatory) A person who infantilizes others.infantometerAn instrument for measuring the size of young children.infantswearclothing designed for infantsinfantwearclothing designed for infantsinfatuator(rare) A person or thing that infatuates.infecterSomeone or something that infects.infectorSomething that infects; that which causes infection.infer(transitive) To introduce (something) as a reasoned conclusion; to conclude by reasoning or deduction, as from premises or evidence.inferior(with to) Lower in rank, status, or quality.inferiosuperiorAlternative form of inferosuperior.inferiourObsolete spelling of inferior.inferoanterior(anatomy) inferior (below) and anterior (in front)inferoposterior(anatomy) inferior and posteriorinferosuperior(anatomy) from below to aboveinferrerOne who infers.infestersomething that infests.infielder(cricket, baseball) A player who plays in the infield, which is the inner portion of the field.infighterA person who engages in infighting.infillerOne who, or that which, fills in a gap.infilterTo filter or sift in.infiltratorOne who infiltrates an organization or territory; an undercover or covert agent.infiltrometer(soil science) A device that is used to measure the infiltration of water into soilinfirmarer(archaic, historical) One who took care of the sick, especially in a medieval monastery or nunnery; physician.inflamer(usually figuratively) Something that inflames.inflaterSomeone who inflates.inflatorAlternative spelling of inflater.inflector(linguistics) An affix that inflects the base form of a word.inflicterOne who inflicts.inflictorAlternative form of inflicter.influencerA person who or a thing which influences. [from 17th c.]infodisruptorAny material that causes infodisruptioninfolderArchaic form of enfolder.infopreneurA person whose primary business is gathering and selling electronic information.informalwear(rare) Clothing suited to informal occasions; casualwear.informateurpolitician who researches the possible coalition options before a new cabinet is formed, particularly in one of the Benelux countriesinformerOne who informs someone else about something.informorRare spelling of informer.informour(rare) Obsolete form of informer.infostealer(computer security) A piece of malware that steals personal data.infotainerOne who produces or presents infotainment.infowarinformation warfareinfowarrior(slang) A member of the American far-right conspiracy theory website InfoWars.infraareolar(anatomy) below the areola.infraclavicular(anatomy) Below the clavicle.infracotylarBeneath a cotyleinfractorOne who infracts or infringes; a violator; a rule breaker.infragenicular(anatomy) Below the kneeinfraglabellar(anatomy) Below the glabella.infraglomerularBeneath the glomerulusinfragranular(anatomy) Beneath the granular layer of the developing cerebral cortexinfrahilar(anatomy) Beneath the hiluminfralinearSynonym of sublinear (“placed below a line of text”).infralobar(anatomy) inferior to a lobeinframalleolar(anatomy) Beneath the malleolus.inframandibular(anatomy) inferior to the mandibleinfranuclearBeneath a nucleus (typically of a nerve)infraocular(anatomy, zoology) Situated below the eyes.infraorder(taxonomy) A taxonomic category below suborder and above superfamily.infrapatellarBelow the kneecap.infrapedicularBeneath a pedicleinfrascapular(anatomy) Beneath the scapula.infrasellarBeneath the sella turcicainfrasizerA device for determining how finely a substance has been ground.infratrochlear(anatomy) Below a trochlea; applied especially to one of the subdivisions of the trigeminal nerve.infravalvular(anatomy) Under a valve (of the heart).infraventricular(anatomy) Beneath a ventricleinfringerOne who infringes.infundibularHaving the shape of a funnel.infuriatorOne who or that which infuriates.infuserA device used for preparing infusionsingather(transitive) To collect or gather iningathererSomeone or something that ingathers.ingenderObsolete spelling of engender.ingenerObsolete form of engineer.ingesterOne who ingests.ingestorOne who or that which ingests.ingoerOne who or that which goes in, an incomer (as observed from an external or objective viewpoint).ingrafterOne who ingrafts.ingrainerOne who ingrains.ingratiatorOne who ingratiates.ingrosserObsolete form of engrosser.inhabiterOne who inhabits; an inhabitant.inhabitorOne who inhabits; an inhabitant.inhalator(uncommon) An inhaler.inhalerOne who inhales.inhaulerSynonym of inhaul.inheriterAlternative form of inheritor.inheritorSomeone who inherits something; an heir.inheritourObsolete form of inheritor.inhibiterAlternative form of inhibitor.inhibitorOne who, or that which, inhibits.inholderAn indweller, or anything indwelling; inhabitant; occupant.inhumerOne who inhumes.initialerThe artist who decorates the initial letters in an illuminated manuscript.initialiserAlternative spelling of initializer.initializerOne who, or that which, initializes.initiallerAlternative form of initialer.initiatorOne who initiates.injecterAlternative form of injector.injectorOne who, or that which, injects something.injurerOne who injures something.inkerA person or device that applies ink.inkholderA container for ink.inkiercomparative form of inky: more inkyinkmakerA manufacturer of ink.inkslinger(derogatory) A careless or unskilful writer.inkwriter(historical) An instrument that records a received telegraph message in ink as Morse code.inlanderSomeone who lives inland.inlayerSomeone or something that inlays.inlier(geology) An area of older rocks surrounded by younger rocks, typically formed by erosion of part of the younger rock.inliner(software compilation) A program or algorithm that optimizes code using in-line expansion.innerClose to the centre, located near or closer to center.innervator(neurology) nerve stimulatorinnerwearclothing worn underneath other clothing, nearer to the skininnholder(archaic) An innkeeper.innkeeperThe person responsible for the running of an inn, usually the proprietor.innovatorSomeone who innovates; a creator of new ideas.innovatourRare spelling of innovator.innoventorOne who innovents.inocular(zoology) Inserted in the corner of the eye, like the antenna of certain insects.inoculatorOne who inoculates.inodilator(medicine) An inotropic vasodilator.inopercularinoperculateinopressor(medicine) An inotropic vasopressor.inorder(transitive) To arrange; order; put in order.inpainterA person or an algorithm that performs inpainting.inpour(transitive, archaic) To pour in.inputterOne who, or that which, inputs.inquirerOne who inquires.inquisitorA person who inquires, especially searchingly or ruthlessly.inquisitourObsolete form of inquisitor.inregisterObsolete spelling of enregister.inrigger(rowing) A rowing boat that has oarlocks positioned on the gunwalesinscriberA person who inscribes.insectocutorA device used to attract insects and kill them with electricity.insectologerA scientist who studies insectsinseminatorA person who, or device that inseminates.inserterAlternative form of insertor.insertorOne who or that which inserts.insessor(ornithology, obsolete) Any of the former taxonomic order Insessores, which included many songbirds.insetter(printing) A device for inserting pre-printed color segments into a monochrome publication.inshelter(transitive) To put into a shelter.insiderA person who has special knowledge about the inner workings of a group, organization, or institution.insidiator(obsolete) Someone who lies in ambush, or plotsinsinuatorOne who insinuates.insisterOne who insists.inslaverArchaic form of enslaver.insleeper(Ulster) visitor who will spend the night, overnight guestinsnarerOne who insnares.insoberLacking sobriety; drunk.insofarTo such a degree or extent.insolubiliserAlternative form of insolubilizer.inspectioneer(nonstandard) One who carries out an inspection; an inspector.inspectorA person employed to inspect something.inspectourObsolete form of inspector.inspiratorAn inspirer; one who inspires.inspirerSomeone who inspires.inspiriterA person or thing that inspirits.inspirometerAn instrument for measuring the force, frequency, or volume of the inspirations in breathing.inspissatorAn apparatus for evaporating liquids; an evaporatorinstallerOne who installs.instanterimmediately; instantly; without delay.instantiatorOne who, or that which, instantiates.instantizerA machine that instantizes.instarAny one of the several stages of postembryonic development which an arthropod undergoes, between molts, before it reaches sexual maturity.instauratorOne who renews or restores to a former condition.instigatorA person who intentionally instigates, incites, or starts something, especially one that creates trouble.instigatourObsolete spelling of instigator.instillerOne who instills.instituterA person who institutes somethinginstitutionaliserAlternative form of institutionalizer.institutionalizerOne who, or that which, institutionalizes something.institutorOne who institutes something.instrAbbreviation of instrument.instructer(obsolete) One who instructs.instructorOne who instructs; a teacher.instructourObsolete form of instructor.instrumentalizerOne who instrumentalizes.insufflatorAgent noun of insufflate: a person or device which insufflates.insularOf or being, pertaining to, situated on, or resembling an island or islands.insulatorA substance that does not transmit heat (thermal insulator), sound (acoustic insulator) or electricity (electrical insulator).insulterSomeone who insults.insunder(obsolete form of, en, asunder).insurancer(obsolete) An insurer; an underwriter.insurer(insurance) One who insures.insurrecter(nonstandard) An insurrectionist.inswingerAlternative form of in-swinger.intakerOne who or that which takes or draws in.integer(arithmetic) A number that is not a fraction; an element of the infinite and numerable set {..., -3, -2, -1, 0, 1, 2, 3, ...}.integratorA person who, or a device which, integrates.intellectualizerOne who intellectualizes.intelligencer(dated) A bringer of intelligence (news, information); a spy or informant.intenderOne who intends.intensercomparative form of intense: more intenseintensifierThat which intensifies.interTo bury in a grave.interacetabularBetween acetabula.interacinarBetween aciniinteracterMisspelling of interactor.interactorOne who interacts.interalar(biology) Between the alae.interalveolar(anatomy) Between alveoli.interangularBetween anglesinterannotatorBetween annotatorsinterannularBetween rings; especially between successive tree ringsinterarticular(anatomy) Between the surfaces of a jointinterassessorBetween assessorsinterauricular(anatomy) Between the auricles.interbehaviourRare spelling of interbehavior.interbilayerBetween bilayersinterborderBetween borders.interbreatherBetween breathersinterbreederOne who interbreeds.interbronchiolarBetween the bronchioles.interbulbarBetween bulbs (typically, of the medulla oblongata)intercalarAlternative form of intercalary.intercalatorThat which intercalatesintercanalicularBetween canaliculi.intercapsularBetween capsulesintercarrierBetween carriers (in any of several contexts)intercaruncularBetween carunclesintercederOne who intercedes; an intercessor; a mediator.intercellularLocated between, or connecting, cellsintercenterAlternative form of intercentral.intercepterAlternative form of interceptor.interceptorAnyone or anything that intercepts something else.intercessorA person who intercedes; a mediator; one who reconciles enemies, or pleads for another.intercessourObsolete form of intercessor.interchamberBetween chambersinterchangerA device that interchanges something.interchapterAn intervening or inserted chapter.intercharacterBetween text characters.interclavicularBetween claviclesinterclusterBetween clustersintercoderBetween different individuals performing coding, as part of an academic study or in medical coding.intercollicularBetween colliculiintercolorBetween people of different skin colors.intercolumnarBetween columns.intercommonerOne who intercommons.intercommunerOne who intercommunes.intercommunicator(dated) An intercom.intercompetitorBetween competitors.intercomputerBetween computers.intercondylar(anatomy) Between condyles.intercondyllarMisspelling of intercondylar.interconformer(chemistry) Between conformersinterconnectorThat which interconnects.interconverterAny device or process that interconverts.interconvertorAlternative form of interconverter.intercoolerA heat-exchange device located between other devices or processes.intercorpuscularBetween corpuscles.intercotylarBetween cotylesintercourser(sometimes derogatory, rare) Someone who has sexual intercourse.intercraterBetween craters.intercultivarBetween cultivarsintercur(obsolete, intransitive) To intervene; to come or occur in the meantime.intercurricularBetween educational curricula.intercuticularBetween cuticlesinterdealerBetween dealers.interdendrimerBetween dendrimersinterdenticularBetween denticulesinterdevour(rare) Of many people, creatures etc.: to devour each other.interdictor(military) An aircraft designed to bomb enemy supply operations.interdimerBetween dimersinterdiverticularBetween diverticula.interdoctorBetween doctors.interdonorBetween donorsintereditorBetween editors.interester(organic chemistry) Describing reactions between esters.interexaminerBetween examinersinterexperimenterBetween experimenters.interfacerone who, or that which, interfacesinterfactorBetween factorsinterfamiliarMisspelling of interfamilial.interfascicular(anatomy) Between fascicles or bundles.interfererA person who, or thing that, interferes.interferometer(physics) Any of several instruments that use the interference of waves to determine wavelengths and wave velocities, determine refractive indices, measure small distances, temperature changes, stresses, and many other useful measurements.interfiberBetween fibers.interfibrillarLocated or situated between fibrils.interfilamentarBetween filaments.interfilterBetween filters.interfinger(geology) To interpenetrate in long alternating strips like clasped fingers.interfoliarBetween the leaves of a plant.interfollicular(medicine) Occurring or existing between follicles.interfoveolar(anatomy) Between the foveolae.interfurcularBetween furculaeintergenderTaking place between people of opposite genders.interglandularBetween glands.interglobular(anatomy, dentistry) Between globulesinterglomerularActing between glomeruliintergraderBetween graders.intergranular(metallurgy) Occurring along the boundaries between the crystals or grains of a metalintergularBetween the gular plates.interhepatocellularBetween cells of the liverinterhexamerBetween hexamers (typically of a viral capsid)interinsularBetween islands.interinsurerBetween insurers.interiorWithin any limits, enclosure, or substance; inside; internal; inner.interiorscaperOne who works in interiorscaping.interiourObsolete spelling of interior.interjectorOne who interjects.interlacerThat which interlaces.interladder(physics) Between ladders of a semiconductor latticeinterlamellarBetween lamellaeinterlaminarOccurring between layers.interlayerSituated between layers.interleaver(computing) A program or algorithm that interleaves.interlinear(of text) inserted between the lines of a textinterlinerA protective layer between an external cover and a filling, especially as a fire barrier.interlitterBetween litters (of animals)interlobar(anatomy) Between lobes.interlobular(anatomy) Between lobules.interlockerA device that interlocks.interlocularBetween locules.interlocuter(obsolete, US) The master of ceremonies during a minstrel show.interlocutorA person who takes part in dialogue or conversation: a locutive partner.interlocutourObsolete form of interlocutor.interloperOne who interferes, intrudes or gets involved where not welcome, particularly a self-interested intruder.interluder(historical) A performer who performs in an interlude.interlunarOf the four-day period between an old moon and a new moon, when the moon is not visible.intermacrofibrillarBetween macrofibrilsintermalleolar(anatomy) Between malleoli.intermandibular(anatomy) Between the mandibles.intermarkerBetween markersintermarrierOne who intermarries.intermaxillarAlternative form of intermaxillary.intermeasurerBetween measurersintermeddlerOne who intermeddles.intermediatorAn intermediate agent; a mediator.intermemberBetween members.intermessengerOne who carries messages between other parties; a go-between.intermicellarBetween micellesintermicrovillarBetween microvilli.intermitterA device that controls the intermittent flow of a fluid.intermixerOne who mixes or mingles with others.intermodularBetween modules.intermolarBetween molarsintermolecular(chemistry, physics) from one molecule to another; between moleculesintermonolayerBetween monolayers (in bilayers etc)intermonomerBetween monomersintermuscular(anatomy) Between muscles.intermyocellularBetween muscle cellsintermyofibrillarBetween myofibrilsinternalizerOne who, or that which, internalizes.interneighborBetween neighbors.interneighbourAlternative form of interneighbor.internervularbetween the nervulesinterneuromodulatorBetween neuromodulatorsinternodularBetween nodules.internuclear(physics) Acting between nucleiinterobserverBetween observers.interoccularMisspelling of interocular.interoceptorA sensory receptor that detects stimulus within the body.interocularBetween the eyes.interoperatorBetween operators.interopercularOf or pertaining to the interopercle.interorganellarBetween organellesinterorganellular(biology, rare) Relating to, or functioning via interaction between organelles.interossicularBetween ossiclesinterpairBetween pairs.interpartnerBetween partnersinterpathovarBetween pathovarsinterpedicularBetween (successive) pediclesinterpeduncular(anatomy) Between peduncles.interpellatorOne who interpellates.interpentamerBetween pentamers (typically of peptides)interpetiolar(botany) Between petioles.interphotoreceptorBetween photoreceptorsinterphylarBetween phyla.interpilaster(architecture) The interval or space between two pilastersinterpillarBetween pillars.interplanarBetween planesinterplayerBetween players.interpleader(law) One who makes an interplea.interpolarbetween polesinterpolaterAlternative form of interpolator.interpolatorOne who, or that which, interpolates.interpolymer(organic chemistry) copolymerinterposerOne who interposes.interpraterObsolete form of interpreter.interpredatorBetween predatorsinterpremolarBetween premolarsinterpreterA person or thing that interprets the meaning of something for another, particularly:interpretorArchaic form of interpreter.interpretourObsolete form of interpreter.interprocessorBetween processorsinterprotomer(biochemistry) Between the protomers of an oligomeric protein.interquarterBetween quarters.interradicular(anatomy) Between roots or radiclesinterrailerOne who travels using the InterRail rail pass.interraterBetween raters.interreaderBetween readers.interreceptor(biology) Between receptorsinterrerOne who inters or buries.interresearcherBetween researchers.interrogatorOne who interrogates; a person who asks questions, especially one who is adversarial.interrupterOne who or that which interrupts.interruptorAlternative form of interrupter.intersaccularBetween sacculesinterscalarBetween scales (sizes)interscannerBetween scanners.interscapular(anatomy) Between the shoulder bladesinterscorerBetween scorers.intersector(geometry) That which intersects.intersecularSpanning more than one century.intersensorBetween sensorsintersepalar(botany) Between sepalsinterserovarBetween serovarsinterserver(computing) Between servers.intersisterBetween sistersinterspeaker(linguistics) Between speakers of a language.intersperserA device for varying audio playback.interspicularBetween spicules.interspiracularBetween spiraclesinterstater(chiefly Australia and US) One who, or that which, is from another state.interstellarBetween the stars.intersublaminarBetween sublaminasintersupraocularAny of the scales on top of a reptile's head, between the supraocular scales.intertabularBetween (mathematical or statistical) tables.intertaeniolarBetween taeniolaeintertegularBetween tegulasintertentacularBetween tentacles.intertesterBetween testers.intertheaterBetween military theaters.intertissular(anatomy, physiology) Between tissuesintertitularBetween titles.intertrabecularBetween trabeculae.intertrimerBetween trimersintertrochanterintertrochantericintertrochlear(anatomy) Between trochleaeintertubercularBetween tubercles.intertubularBetween tubes or tubules.intertumorintertumoralintertumourAlternative form of intertumoral.intertwiner(mathematics) A mapping between two equivariant mapsinteruserBetween users.interutricularBetween utriclesintervalometerA device that measures intervals of time.intervalvularBetween valves.intervascularBetween blood vessels.intervehicularBetween vehicles.intervendorBetween vendorsintervenerOne who intervenes.intervenorOne who intervenes, especially in a legal sense.interventorOne who intervenes; a mediator, especially one designated by a church to reconcile parties and unite them in the choice of officers.interventricular(anatomy) Located between the ventricles of the heart.intervesicularBetween vesiclesintervestibular(anatomy) Between vestibulesinterviewerOne who interviews.intervillarBetween villiinterwarDuring or relating to the period of time between two wars, especially the two World Wars (1919–1939).interweaverOne who interweaves.interwhiskerBetween whiskersintimaterAlternative form of intimator.intimatorOne who or that which intimates.intimidatorOne who intimidates.intolerator(rare) One who does not tolerate something.intonatorA device for adding intonation to synthesized speech.intonerOne who intones.intortorA muscle that carries out intorsion.intoxicatorOne who or that which intoxicates.intoximeterA breathalyzer.intr(grammar) Abbreviation of intransitive.intraacinarWithin an acinusintraalveolarWithin an alveolusintraarticular(anatomy) Situated within a joint.intrabiventerWithin the biventer lobuleintrablastocoelarwithin a blastocoelintrabronchiolarWithin the bronchioles of the lungintrabulbarWithin the bulb of the penisintracanalicularWithin the canaliculus.intracanicularMisspelling of intracanalicular.intracapsularWithin a capsule.intracatheterA thin catheter for use within a blood vesselintracellular(biology) Inside or within a cell.intracerebellar(anatomy) Within the cerebellum.intracereboventricularMisspelling of intracerebroventricular.intracerebrocentricularMisspelling of intracerebroventricular.intracerebrovascularWithin the blood vessels of the brainintracerebroventricular(anatomy) Within the ventricles of the brainintrachamberWithin a chamberintraclavicular(anatomy) within a clavicleintraclusterWithin a clusterintracochlearWithin the cochlea.intracoderWithin one of a group of individuals performing coding, as part of an academic study or in medical coding.intracollicularWithin a colliculusintracolumnarWithin a column.intracondylarWithin a condyle.intracorpuscular(anatomy) Within the corpuscle.intracranioventricularWithin a ventricle of the brainintracrater(geomorphology, astronomy) Occurring within a craterintracrevicularWithin a crevice.intracultivarWithin a single cultivar.intracurricularWithin an educational curriculum.intracuticularWithin the cuticle.intradermoplantarintradermal and plantarintradimerWithin a dimerintradiverticularWithin a diverticulumintradoctorRelating to a single doctor.intraexaminerBy or of an individual examiner.intrafascicular(anatomy) Within the fascicle.intrafibrillarWithin a fibril.intrafilterWithin a single filter.intraflagellar(microbiology) Internal to a flagellum or cilium.intrafloccularWithin a flocculusintrafollicularWithin a follicle.intrafunicular(anatomy) Within the umbilical cordintrafurcular(anatomy) Within a furculaintragenderWithin a single gender.intraglandular(anatomy) Within the gland.intraglomerularWithin a glomerule.intragraderWithin the work of an individual graderintragranularWithin a granuleintrahepatocellularWithin a liver cellintrahexamerWithin a hexamer (typically of a peptide)intrahilarwithin a hilumintrajugular(anatomy) Within the jugular.intralamellarWithin a lamellaintralaminarWithin a laminaintralayerWithin a layerintralobarWithin a lobe (typically of the lungs)intralobular(anatomy) Within lobules.intralocularWithin the loculi of any structure or part.intraluminarWithin a lumenintramacromolecularWithin a macromoleculeintramandibularWithin a mandibleintramedullarAlternative form of intramedullary.intramerAn intracellular aptamerintramodularWithin a module.intramolecular(chemistry, physics) Between different parts of the same molecule.intramonomer(chemistry) Within a monomerintramuscularInside a muscle or the muscles.intramyocellularWithin a muscle cellintramyoceullularMisspelling of intramyocellular.intramyofibrilarMisspelling of intramyofibrillar.intramyofibrillarWithin a myofibrilintramyonuclearWithin a myonucleusintranodularWithin a nodule (often with reference to a thyroid nodule or a liver nodule).intranuclearWithin a nucleus.intranucleolarWithin a nucleolusintraobserver(statistics) Describing variation in the scores, responses etc obtained by the same observer on different occasionsintraoccularMisspelling of intraocular.intraocular(ophthalmology) Inside or within the eye.intraoperatorRelating to a single operator.intraorganellarWithin an organelleintraoxygenatorWithin an oxygenatorintrapatellarWithin the patellaintrapathovarBetween pathovarsintrapedicularWithin a pedicleintrapeduncularWithin a peduncleintrapetiolar(botany) Situated between the petiole and the stem; said of the pair of stipules at the base of a petiole when united by those margins next to the petiole, thus seeming to form a single stipule between the petiole and the stem or branch.intrapillarWithin a pillar.intraplanarWithin a plane (flat surface)intraplantarWithin the sole of the footintrapolarBetween poles.intrapolymerwithin a polymerintrapreneur(business, management) A person employed to work independently within a company in order to introduce innovation and to revitalize and diversify its business.intraraterFor a single rater.intrareader(sciences) For a single reader.intrasaccularWithin a sacculeintrascalarWithin a scale.intrascannerWithin a single scanner.intrascapularWithin a scapulaintrasecularWithin a single century; not exceeding a period of 100 years.intrasellar(anatomy) Within the sella turcica.intrasensorWithin a single sensor.intraserovarwithin a serovarintrasiphuncularWithin the siphuncle.intraspeaker(linguistics) Within a single speaker of a language.intrasulcularWithin a sulcusintrasuprasellar(anatomy) Within the suprasellar regionintratentacularWithin a single tentacleintratesterOf a single tester.intratesticular(anatomy) Within a testicleintratheaterOf or pertaining to operations within a military theater.intratissularWithin tissueintratonsilarMisspelling of intratonsillar.intratonsillar(anatomy) Within a tonsilintratrabecular(anatomy) Within the trabecula.intratrochlear(anatomy) Within a trochleaintratubularWithin a tubule.intratumorWithin a tumorintratumourAlternative form of intratumoral.intravacuolarWithin a vacuoleintravalvularWithin valves.intravascularPertaining to anything inside blood vessels, including the internal surface of veins and arteries.intravehicular(aerospace) Within a vehicle.intravelarWithin or into the velum.intraventricular(anatomy) within a ventricleintravesicularWithin a vesicle.intrencherAlternative form of entrencher.intriguerOne who intrigues; one who forms plots, or pursues an object by secret means.introducerSomeone or something that introduces.introductor(obsolete) Someone who introduces someone or something.introgressor(genetics) An introgressive geneintromitterSomeone who intromits.intruderSomeone who intrudes.intubatorA person who performs intubation.intuiterOne who intuits.inundatorA device that saturates the sand with the appropriate amount of water when making concrete.invaderOne who invades a region.invaginatorA surgical instrument for turning the tissues inward during a hernia operation.invalidatorOne who, or that which, makes invalid.invarAn alloy of iron containing 35.5% nickel, and having a very low coefficient of expansion.inveigherOne who inveighs.inveiglerSomeone or something that inveigles.inventer(nonstandard) Alternative form of inventor.inventioneer(rare) inventorinventorOne who invents, either as a hobby or as an occupation.inventourObsolete form of inventor.inverterSomething that inverts, or causes inversion.invertomer(chemistry) Either of a pair of confomers that interconvert by inversion at an atom possessing a nonbonding electron pairinvertorThat which inverts.investerMisspelling of investor.investigatorOne who investigates.investomerA customer who also owns shares in the business.investorA person who invests money in order to make a profit.invigilator(UK, Ireland, Commonwealth) A person who supervises students during an examination; a proctorinvigor(obsolete) To invigorate.invigoratorOne who, or that which, invigorates.invigourAlternative form of invigor.inviterSomeone who invites.invocatorOne who invocates the spirits of the dead.invoicerOne who issues an invoice.invokerOne who calls upon (a person, especially a god) for help, assistance or guidance.involverSomeone or something that involves.invulgar(obsolete) Not vulgar; refined; elegant.inwander(intransitive, nonstandard, nonce word) To wander in.inwandererOne who wanders in; an immigrantiodiserAlternative form of iodizer.iodizerSomeone or something that iodizes.iodophor(chemistry) A complex of iodine designed to free it in solutioniodosugar(biochemistry) Any compound in which one or more hydroxyl groups of a sugar have been replaced by atoms of iodineioniserAlternative spelling of ionizer.ionizera device that ionizesionomer(chemistry) A polymer, or a biological macromolecule (such as a protein) in which a small but significant proportion of the constituent monomers have ionic groups.iqtadar(Islam) The holder of an iqta.iraserAn infrared laser.iridoconstrictorcontracting the iris of the eyeiridolenticular(anatomy) Relating to the iris and the lens (of the eye)iridotrabecular(anatomy) Relating to the iris and trabecula.ironerSomeone who irons, someone who does ironing.ironfounderOne who founds (makes castings) in iron.ironiserSomeone who speaks ironicallyironmakerA manufacturer of iron from its ores; one who carries out ironmaking.ironmasterA manufacturer of ironironmonger(chiefly British, Ireland) A retailer of hardware, tools, and household goods.ironworkerA skilled construction worker who assembles the metal frame of buildings, especially large commercial ones such as warehouses and skyscrapers.irradiatorA device used to irradiate.irradiometerAn instrument for measuring irradiation.irregularNonstandard; not conforming to rules or expectations.irrigatorOne who, or that which, irrigates.irritatorOne who or that which irritates.irrumatorOne who irrumates.isallobar(meteorology) A line joining points of equal pressure change during a specific time interval, especially over three hours.ischiocapsular(anatomy) Of or relating to the ischium and the capsule of the hip joint.ischiofibular(anatomy) Relating to the ischium and fibula.islanderA person who lives on an island.islatravirAn experimental inhibitor of nucleoside reverse transcriptase translocationisoacceptor(biochemistry) Any of a group of transfer RNA acceptors that can accept the same amino acidisobar(meteorology) A line drawn on a map or chart connecting places of equal or constant pressure.isobolarComposed of isobolesisocaudamerMisspelling of isocaudomer.isocaudomer(genetics) Either of a pair of restriction enzymes that generate the same unpaired nucleotides in the end of a DNA molecule.isocellularComposed of cells of equal size or of similar character.isocenterAlternative form of isocentre.isochar(botany) A line on a map showing areas that contain plants with the same characteristicsisochlorAn isoline connecting points on a map with the same concentration of chlorine in water.isochorAlternative spelling of isochore.isocontour(mathematics) level set; an isoline (2D) or isosurface (3D)isodecoder(biochemistry) Either of a pair of transfer RNA molecules that share the same anticodonisoester(organic chemistry) The ester of an isoacidisoflorAn isoline on a map that connects sites with similar Eocene fossil floras.isoinhibitor(biochemistry) Any material that inhibits the action of two or more others equallyisolatorAn electrical device that detects short circuits and isolates them.isolinearOn the same lineisomer(physical chemistry) Any of two or more compounds with the same molecular formula but with different structure.isomolar(chemistry) Having equal molarityisonuclear(physics) Having the same nucleusisoosmolarHaving the same osmolarityisoperimeter(geometry) A figure that has the same perimeter as anotherisopolarHaving the same poles or apicesisopor(geomagnetism) A line on a map that joins places of equal annual change in a geomagnetic property; an isoporic line.isopterA line on a graph or diagram showing places of equal visual acuityisoreceptorEither of a number of receptors that have the same, or similar functionisoreticularHaving the same or similar structural topology.isoscalar(physics) A scalar transformation of a particle or field as a result of isospin.isoscelar(dated, mathematics) isoscelesisoschizomer(biochemistry) Either of a pair of restriction enzymes specific to the same recognition sequence.isosmolarAlternative form of isoosmolar.isotopomerAn isomer of a chemical compound differing only in the position of an isotopeisovascularEqually (or normally) vascularisovector(mathematics) A form of vector associated with isospinissharThe symbol ৺ in Bengali script, used before the name of a deceased person.issuerOne who issues, emits, or publishes.istighfar(Islam) Act of asking God for forgivenessitcherSomeone who itchesitchiercomparative form of itchy: more itchyitemiserAlternative form of itemizer.itemizerThat which itemizes.iter(archaic, anatomy) A passage, especially the passage between the third and fourth ventricles in the brain; the cerebral aqueduct.iteratorOne who or that which iterates.ittarAlternative form of attar.ivacaftorA drug used to treat certain forms of cystic fibrosis.iver(dialectal) Alternative spelling of ever.ivver(dialectal) Alternative spelling of ever.iyengar(yoga) A form of hatha (yoga) that focuses on precision in asana and pranayamaizaarA wrap garment that typically covers the waist and legs and is worn by men under a thobe.izarAlternative form of izaar.