11-Letter Words Starting With I and Ending With R

Explore 140 matching words, including ichthyosaur, icterometer, ideologiser, ideologizer, illiolumbar.

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All 140 Matching Words

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.icterometerAn instrument for gauging hyperbilirubinemia by measuring the yellowness of the skin.ideologiserNon-Oxford British English standard spelling of ideologizer.ideologizerOne who ideologizes.illiolumbarMisspelling of iliolumbar.illuminatorAgent noun of illuminate:illustratora person who draws pictures (especially illustrations in books or magazines)illywhacker(Australia, colloquial, rare) A small-time confidence trickster or seller of trinkets.imagesetterA high-resolution typesetting device that takes its input from a computer file.imazethapyrThe herbicide 5-ethyl-2-[(RS)-4-isopropyl-4-methyl-5-oxo-2-imidazolin-2-yl]nicotinic acid.immobiliserSomething or someone that immobilises.immobilizerAlternative spelling of immobiliser.impermeatorA device in a steam engine for forcing lubricating oil uniformly into the cylinder.implementerA person who implements something.implementorAlternative spelling of implementer.impregnatorOne who impregnates.inactivatorThat which inactivates.inauguratorAgent noun of inaugurate; one who inaugurates.inbetweenerA person who specializes in tweening in an animation studio.incineratorA furnace that burns refuse.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.incrementer(computing) Any device or circuit that carries out an incrementation operationincrementor(computing) That which increments; a computer programming instruction that increments a value.incunabular(by extension) Relating to the earliest stages of any form of publishing or media.indemnifierOne who indemnifies.indiarubberAlternative form of india rubber.indulgencerOne who indulges; one who offers indulgence.infantswearclothing designed for infantsinfiltratorOne who infiltrates an organization or territory; an undercover or covert agent.infopreneurA person whose primary business is gathering and selling electronic information.informateurpolitician who researches the possible coalition options before a new cabinet is formed, particularly in one of the Benelux countriesinfostealer(computer security) A piece of malware that steals personal data.infowarrior(slang) A member of the American far-right conspiracy theory website InfoWars.infralinearSynonym of sublinear (“placed below a line of text”).infraocular(anatomy, zoology) Situated below the eyes.infrasellarBeneath the sella turcicaingratiatorOne who ingratiates.initialiserAlternative spelling of initializer.initializerOne who, or that which, initializes.inopercularinoperculateinquisitourObsolete form of inquisitor.inseminatorA person who, or device that inseminates.inspissatorAn apparatus for evaporating liquids; an evaporatorinstantizerA machine that instantizes.instauratorOne who renews or restores to a former condition.instigatourObsolete spelling of instigator.instructourObsolete form of instructor.insufflatorAgent noun of insufflate: a person or device which insufflates.insurrecter(nonstandard) An insurrectionist.intensifierThat which intensifies.interacinarBetween aciniinterborderBetween borders.interbulbarBetween bulbs (typically, of the medulla oblongata)intercenterAlternative 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.intercoolerA heat-exchange device located between other devices or processes.intercraterBetween craters.interdealerBetween dealers.interdevour(rare) Of many people, creatures etc.: to devour each other.interdictor(military) An aircraft designed to bomb enemy supply operations.interdoctorBetween doctors.intereditorBetween editors.interfactorBetween factorsinterfilterBetween filters.interfinger(geology) To interpenetrate in long alternating strips like clasped fingers.interfoliarBetween the leaves of a plant.intergenderTaking place between people of opposite genders.intergraderBetween graders.interjectorOne who interjects.interladder(physics) Between ladders of a semiconductor latticeinterleaver(computing) A program or algorithm that interleaves.interlinear(of text) inserted between the lines of a textinterlitterBetween litters (of animals)interlockerA device that interlocks.intermarkerBetween markersintermemberBetween members.intermitterA device that controls the intermittent flow of a fluid.interocularBetween the eyes.interphylarBetween phyla.interpillarBetween pillars.interplanarBetween planesinterplayerBetween players.interpraterObsolete form of interpreter.interpreterA person or thing that interprets the meaning of something for another, particularly:interpretorArchaic form of interpreter.interrailerOne who travels using the InterRail rail pass.interreaderBetween readers.interrupterOne who or that which interrupts.interruptorAlternative form of interrupter.interscalarBetween scales (sizes)interscorerBetween scorers.intersector(geometry) That which intersects.intersensorBetween sensorsinterserver(computing) Between servers.intersisterBetween sistersinterstater(chiefly Australia and US) One who, or that which, is from another state.intertesterBetween testers.intertrimerBetween trimersintertumourAlternative form of intertumoral.intertwiner(mathematics) A mapping between two equivariant mapsintervendorBetween vendorsinterventorOne who intervenes; a mediator, especially one designated by a church to reconcile parties and unite them in the choice of officers.interviewerOne who interviews.intervillarBetween villiinterweaverOne who interweaves.intimidatorOne who intimidates.intolerator(rare) One who does not tolerate something.intoxicatorOne who or that which intoxicates.intoximeterA breathalyzer.intraacinarWithin an acinusintrabulbarWithin the bulb of the penisintracrater(geomorphology, astronomy) Occurring within a craterintradoctorRelating to a single doctor.intrafilterWithin a single filter.intragenderWithin a single gender.intragraderWithin the work of an individual graderintraocular(ophthalmology) Inside or within the eye.intrapillarWithin a pillar.intraplanarWithin a plane (flat surface)intrareader(sciences) For a single reader.intrascalarWithin a scale.intrasellar(anatomy) Within the sella turcica.intrasensorWithin a single sensor.intratesterOf a single tester.intratumourAlternative form of intratumoral.introductor(obsolete) Someone who introduces someone or something.intromitterSomeone who intromits.invaginatorA surgical instrument for turning the tissues inward during a hernia operation.invalidatorOne who, or that which, makes invalid.invigilator(UK, Ireland, Commonwealth) A person who supervises students during an examination; a proctorinvigoratorOne who, or that which, invigorates.ironfounderOne who founds (makes castings) in iron.isoacceptor(biochemistry) Any of a group of transfer RNA acceptors that can accept the same amino acidisocaudamerMisspelling 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.isoreceptorEither of a number of receptors that have the same, or similar functionisovascularEqually (or normally) vascular