Other Ending Letters

Word Lengths Starting With I

All 1563 Matching Words

iamatologicalRelating to iamatology.iambicalObsolete form of iambic.iatricalAlternative form of iatric.iatrochemicalOf or relating to iatrochemistry.iatrologicalRelating to iatrology.iatromathematical(now rare) Pertaining to a theory or practice of medicine founded on mathematical principles.iatromechanical(historical, medicine) Describing a school of thought that maintained that physiology and pathology could be explained in terms of physics.iatromedicalRelating to iatromedicine.iatrophysical(medicine) Of or relating to a 17th-century school of medical thought that explained all physiological and pathological phenomena by the laws of physics; opposed to the iatrochemical school.ibisbillIbidorhyncha struthersii, a species of wading bird inhabiting the shingle riverbanks of the high plateau of Central Asia and the Himalayas.ibuterol(pharmacology) A beta-adrenergic agonist.iceboxful(US, dated) Synonym of fridgeful.icefallA relatively rapid and turbulent flow of ice, somewhat analogous to a waterfall.ichnofaunalRelating to ichnofaunaichnofossil(paleontology) A trace fossil; a fossil record that preserves some activity of an organism, but no part of the organism itself.ichnographicalSynonym of ichnographic.ichnologicalRelating to ichnologyichnomorphologicalRelating to ichnomorphologyichnotaxonomicalAlternative form of ichnotaxonomic.ichthammolGeneric, non-trademarked name for ichthyolichthyoarchaeologicalRelating to ichthyoarchaeologyichthyocidalRelating to an ichthyocideichthyocolichthyocollaichthyofaunalRelating to ichthyofauna.ichthyogeographicalRelating to ichthyogeographyichthyographicalRelating to ichthyography.ichthyoidalLike a fish; ichthyoid.ichthyol(medicine) The ammonium salt of sulfonated bitumen; used to treat some forms of skin diseasesichthyologicalOf or pertaining to ichthyology.ichthyopathologicalRelating to ichthyopathologyichthyoplanktologicalRelating to ichthyoplanktologyiconicalPertaining to or consisting of images or icons.iconographicaliconographiciconologicalOf or pertaining to iconology.iconomachalOpposing the worship of images.iconometricalRelating to iconometry.iconomical(obsolete) Alternative form of iconomachal.iconotextualBeing or relating to an iconotext; consisting of both text and images.icosagonal(geometry) Having the form of a icosagonicosahedralOf, relating to, or having the shape of an icosahedron.icosahedricalAlternative form of icosahedral.icpalA kind of indigenous Mexican seat or bench.ictal(medicine) Of or pertaining to a sudden physiologic attack such as a seizure, stroke or headache.ictericalDated form of icteric.idealPertaining to ideas, or to a given idea.idealisticalAlternative form of idealistic.ideationalPertaining to the formation of ideas or thoughts of objects not immediately present to the senses.idebenolA quinolic form of idebenoneidentical(not comparable) Bearing full likeness by having precisely the same set of characteristics; indistinguishable.identicialMisspelling of identical.identificationalRelating to identification.ideographicalAlternative form of ideographic.ideologicalOf or pertaining to one or more ideologies.ideophonographicalAlternative form of ideophonographicideopoliticalOf or pertaining to ideology and politics.idiobiologicalRelating to idiobiology.idiocraticalAlternative form of idiocratic.idioelectricalAlternative form of idioelectric.idiographicalAlternative form of idiographic.idiolectalOf or relating to an idiolect.idiolecticalAlternative form of idiolectic.idiopathicalAlternative form of idiopathic.idiopsychologicalRelating to idiopsychology.idiosomalRelating to the idiosoma.idiosyncraticalRare spelling of idiosyncratic.idioticalSynonym of idiotic (“very stupid”).idiotorial(informal, humorous) An editorial expressing an idiotic opinion.iditol(biochemistry) The sugar alcohol (2R,3S,4S,5R)-hexane-1,2,3,4,5,6-hexolidleful(obsolete) idleidolA graven image or representation of anything that is revered, or believed to convey spiritual power.idolatricalObsolete form of idolatrous.idollObsolete form of idol.idololatrical(obsolete) idolatrousidoneal(mathematics) Belonging to the set of positive integers that cannot be expressed as ab + bc + ac for distinct positive integers a, b, and c.idpol(politics, slang) Abbreviation of identity politics.idrapril(pharmacology) An ACE inhibitor.idropranololA particular beta blocker.idyl(US) Alternative spelling of idyll.idyllAny poem or short written piece composed in the style of Theocritus's short pastoral poems, the Idylls.ifenprodil(pharmacology) A selective inhibitor of the NMDA receptor.ifilA Philippine and Pacific island tree (Intsia bijuga), yielding a valuable brown dye and having a very hard and durable dark wood.igil(music) A string instrument with a teardrop-shaped body and two strings, played with a bow, originating in Tuvan folk music.igneal(archaic) Fiery; of or pertaining to fire.ignoralThe act of ignoring something.ignosterol(organic chemistry) An isomer of ergosterolilarviralOf or relating to the ilarviruses.ilealOf or pertaining to the ileum.ileoanal(anatomy) Relating to the ileum and anusileocaecal(anatomy) Of or pertaining to the connection between the final segment of the small intestine (ileum) and large intestine (colon).ileocecalAlternative form of ileocaecal.ileocoecalAlternative form of ileocaecal.ileoileal(anatomy) Relating to different parts of the ileumileojejunalSynonym of jejunoileal.ileorectal(anatomy) Relating to the ileum and rectum.ileorenal(anatomy) Relating to the ileum and kidneys.ileourethral(anatomy) Relating to, or communicating between the ileum and urethra.ileovaginal(anatomy) Relating to the ileum and vagina.ileovesicalRelating to the ileum and the urinary bladder, usually with reference to a fistula therebetween.iliacalAlternative form of iliac.iliacofemoral(anatomy) Relating to the iliac and the femurilialArchaic form of iliac (“Pertaining to the ilium”).iliocaval(anatomy) Relating to the ilium and the vena cavailiococcygeal(anatomy) Relating to the iliococcygeus.iliocostal(anatomy) Relating to the ilium and ribs.iliofemoral(anatomy) Pertaining to both the ilium and the femurilioinguinal(anatomy) Of or relating to the ilium and groin; applied to a branch of the first lumbar nerve.ilioischial(anatomy) Relating to, or joining, the ilium and the ischium.iliopectineal(anatomy) Relating to, or connecting the ilium and the pecten (pubic bone)iliosacral(anatomy) Relating to the ilium and sacrum; sacroiliaciliotibial(anatomy) Of or pertaining to both the ilium and the tibia.iliparcilA thrombolytic drug.illIndicative of unkind or malevolent intentions; harsh, cruel.illabial(linguistics, uncommon) Not labial; unrounded or unlabialized.illegalContrary to, forbidden, or not authorized by law, especially criminal law.illegallArchaic spelling of illegal.illiberalRestricting or failing to sufficiently promote individual choice and freedom.illocutional(rare) Synonym of illocutionary.illogicalContrary to logic; lacking sense or sound reasoning.illoyal(obsolete) Disloyal.illusionalIllusory; being or pertaining to an illusion.illustrationalServing to illustrate.illuvialOf, pertaining to, or formed by illuviationimageologicalMisspelling of imagological.imaginalOf or relating to the imagination, or to a mental image.imaginationalPertaining to, involving, or caused by imagination; imaginary.imagocidalThat kills adult insects.imagologicalRelating to imagology.imanixilAn antilipidemic drug.imazalilThe fungicide enilconazole.imbal(music) The gamelan technique of rapid alternation of a melodic line between instruments.imbibitionalRelating to imbibition.imboilObsolete form of emboil.imbowelArchaic form of embowel.imell(dialectal or obsolete) In the middle; between.imidapril(pharmacology) An ACE inhibitor used as an antihypertensive drug and for the treatment of chronic heart failure.imidazenilAn anxiolytic drug derived from the benzodiazepine family.imidazolAlternative form of imidazole.imidazolidinyl(organic chemistry, in combination) A univalent radical derived from imidazolidineimidazolyl(organic chemistry, especially in combination) The univalent radical derived from imidazoleimidoyl(chemistry, especially in combination) carboximidoyliminocyclitol(organic chemistry) Any imino derivative of a cyclitol, some of whose derivatives are glycosidase inhibitorsiminodiethanol(organic chemistry) The compound diethanolamine.iminoethyl(organic chemistry, especially in combination) The univalent radical CH₃-C(=NH)-NH-iminophenol(organic chemistry) The alicyclic compound 6-imino-2,4-cyclohexadien-1-oliminoribitol(organic chemistry) An imino derivative of ribitol.iminoxylSynonym of alkylideneaminoxyl.iminyl(organic chemistry, especially in combination) Any of a class of univalent radicals derived from an imine R₂C=N^.imitationalPertaining to, employed in, or using, imitation.immartial(obsolete) Not martial; unwarlike.immaterialHaving no matter or substance; incorporeal.immechanical(obsolete) Not mechanical.immediatorial(chiefly Christianity, possibly obsolete) Not mediatorial; immediate.immemorial(sometimes postpositive) That is beyond memory; ancient.immersalThe act of immersing; immersion.immersionalThat involves immersionimmethodical(obsolete) Unmethodical.immetricalNot metrical or rhythmical.immigrationalRelating to immigrationimmoralBreaching principles of natural law, rectitude, or justice, and so inconsistent with the demands of virtue, purity, or "good morals"; not right, not moral. (Compare unethical, illegal.)immortalNot susceptible to death; living forever; never dying.immunoanalytical(immunology) Describing immunological methods of analysis, or the analysis of immunological systemsimmunoarchitectural(immunology) Relating to immunoarchitectureimmunobiochemical(immunology, biochemistry) Relating to immunobiochemistry.immunobiologicalOf or pertaining to immunobiologyimmunoceuticalA pharmaceutical that exploits the immune systemimmunochemicalPertaining to immunochemistry.immunochromatographicalAlternative form of immunochromatographic.immunochromatologicalimmunological and chromatologicalimmunocitochemicalMisspelling of immunocytochemical.immunoclinical(immunology) immunological and clinicalimmunocolloidal(immunology) Describing colloidal particles (especially of gold) that attach to immunological targets, and are thus used in electron microscopy of biological materialsimmunoconfocal(immunology) Relating to the use of confocal microscopy in immunologyimmunoconformational(immunology) Relating to conformational changes (in proteins) associated with the action of antibodiesimmunocytochemical(immunology) Relating to immunocytochemistryimmunocytological(immunology) Relating to immunocytologyimmunocytopathological(immunology, pathology) immunocytological and pathologicalimmunoecological(immunology, ecology) Relating to immunoecologyimmunoepidemiological(immunology) Relating to immunoepidemiologyimmunofluorohistochemicalRelating to immunofluorohistochemistryimmunofunctional(immunology) Relating to the functioning of the immune systemimmunogeneticalAlternative form of immunogenetic.immunogerontologicalimmunological and gerontologicalimmunohaematologicalAlternative form of immunohematological.immunohematologicalRelating to immunohematology.immunohistochemical(immunology, histology) Any immunological histochemicalimmunohistocytochemical(immunology) immunohistochemical and cytochemicalimmunohistologicalOf or pertaining to immunohistologyimmunohistomorphological(immunology) Relating to immunohistomorphologyimmunohistopathologicalRelating to immunohistopathology.immunohumoralRelating to the interaction of the immune system and body fluidsimmunohystochemicalMisspelling of immunohistochemical.immunolabel(immunology, transitive) To analyze antigens by using immunolabelingimmunoliposomalrelating to immunoliposomesimmunologicalOf or relating to immunology.immunomicrobialimmunological and microbialimmunomorphological(immunology) Related to immunomorphologyimmunomorphometricalAlternative form of immunomorphometric.immunoneutral(immunology) Having a neutral effect on the immune systemimmunonormal(immunology) Having a normal immune systemimmunonutritionalRelating to the immune system and nutrition.immunopanel(immunology) A panel of immunomarkersimmunopathologicalOf, or pertaining to, immunopathologyimmunopharmaceutical(pharmacology) immunological and pharmaceuticalimmunopharmacologicalRelating to immunopharmacology.immunophenotypicalOf or pertaining to an immunophenotype.immunophysiologicalRelating to immunophysiology.immunophysiopathological(immunology, pathology) Relating to immunophysiopathologyimmunopotentialHaving the potential to cause an immune response.immunoproteasomalRelating to immunoproteasomesimmunoprotocol(immunology) An immunologica protocol (that specifies an acceptable diet that will not cause such problems)immunoserological(immunology) relating to immunoserologyimmunosignal(immunology) An immunological signalimmunosurgicalRelating to immunosurgery.immunotherapeuticalAlternative form of immunotherapeutic.immunotoxicologicalRelating to immunotoxicologyimmunovirologicalRelating to immunovirologyimmusical(obsolete) unharmonious; unmusicalimoxiterol(pharmacology) A beta-adrenergic agonist.impactfulHaving impact.impactualOf or relating to an impact.impanelTo enrol (jurors), e.g. from a jury pool; to register (the names of jurors) on a "panel" or official list.impannelAlternative form of impanel.imparl(law) To have time before pleading; to obtain a delay for mutual adjustment.impartialtreating all parties, rivals, or disputants equally; not partial; not biasedimpearl(transitive, poetic) To form into pearls, or make pearly.impedimentalOf the nature of an impediment; hindering or obstructing.impel(transitive) To urge a person; to press on; to incite to action or motion via intrinsic motivation.imperatival(grammar) Of or pertaining to the imperative mood.imperatorialCommanding; authoritative.imperialRelated to an empire, emperor, or empress.imperiallObsolete form of imperial.impericalMisspelling of empirical.imperil(transitive) To put into peril; to place in danger.impersonalNot personal; not representing a person; not having personality.impl(programming) Clipping of implementation.implacental(zoology, archaic) Not having a placenta (said of e.g. marsupials and monotremes).implantationalRelating to implantationimplantologicalRelating to implantology.implementalPertaining to, or characterized by, implements or their use; mechanical.implementationalThat implementsimplicationalOf or pertaining to logical implication.impoliticalObsolete form of impolitic.imposal(obsolete, rare) The act of imposing; imposition.impositionalOf or relating to imposition; intrusive.impracticalNot practical; impracticable.impresarialOf or relating to an impresario.impressionalOf, pertaining to, or having the characteristics of an impression.improval(nonstandard) improvementimprovisationalHaving the nature of an improvisation.improvisatorialSynonym of improvisatory.impuberal(rare) Immature; not having come to puberty.impunctual(rare or nonstandard) Not punctual.imputationalRelating to imputationinalimental(obsolete) Not nourishing.inartfulAwkwardly expressed but not necessarily untrue; ill-phrased; inexpedientinartificialNot artificialinartisticalAlternative form of inartistic.inattentionalRelated to, or caused by inattentioninauguralOf inauguration; as in a speech or lecture by the person being inaugurated.incallA visit by a client to a provider of some service, such as a massage therapist or a prostitute.incantationalRelating to incantation.incarnationalPertaining to incarnation, particularly the incarnation of Jesus Christ.incelAn individual who is not sexually active despite having such a desire.incendigel(military) A mixture of petrol, benzene and polystyrene, used like napalm.incendijelAlternative form of incendigel.inceptionalRelating to inception.inceptisol(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.inceptosolMisspelling of inceptisol.inceptualOf or relating to a beginning, creation, or inception; early; firstinchfulA quantity that measures an inch.inchmeal(idiomatic) Gradually, little by little (an inch at a time).incidentalLoosely associated; of limited relevance except indirectly; only accidentally related.incisalRelating to an incisor, or to the cutting edge of a toothincisionalRelating to an incision.incisocervical(dentistry) Relating to the neck of an incisorincitefulThat incites (rouses, stirs up or excites), or provides incitement.incivil(rare) Displaying a lack of courtesy; rude, impolite.inclAbbreviation of including.inclinationalRelating to inclination.inconditional(obsolete) unconditionalinconelAny of a family of corrosion- and oxidation-resistant nickel-chromium superalloys that retain strength at high temperatures.incongenialNot congenial.inconsequentialHaving no consequence; not consequential; of little importance.incorporalObsolete form of incorporeal.incorporealHaving no material form or physical substance.increaseful(archaic, rare) abundant in produce; fruitfulincrementalPertaining to an increment.incruental(obsolete) Bloodless; characterized by no blood loss or very little bleeding.incubationalRelating to incubation.incudalOf or relating to the incus.incudomalleal(anatomy) Relating to the incus and the malleusincudostapedial(anatomy) Relating to the incus and the stapesindacaterol(pharmacology) An ultra-long-acting beta-adrenoceptor agonist used in the treatment of chronic obstructive pulmonary disease.indanol(organic chemistry) Either of two isomeric secondary alcohols derived from indane.indanyl(organic chemistry, especially in combination) A univalent radical derived from indaneindazolObsolete spelling of indazole.indel(genetics) Either an insertion or deletion mutation in the genetic code.indenol(organic chemistry) hydroxylated indene. Some of indenol isomers are enol form of an indanone.indenololA beta-adrenergic blocking drug.indentationalRelating to indentationindenyl(organic chemistry, especially in combination) A univalent radical derived from indeneindevotionalNot devotional.indexalSynonym of indexical.indexicalOf, pertaining to, or like, an index; having the form of an index.indicationalRelating to indication.indicialOf or pertaining to an indicia; indicativeindiscretionalBeing or relating to an indiscretion.individualA person considered alone, rather than as belonging to a group of people.individuallObsolete form of individual.indoctrinationalOf, or related to indoctrination.indolAlternative form of indole used for derivatives starting with a vowelindolyl(chemistry) An indole radicalindolylacryloyl(organic chemistry, in combination) The indolyl derivative of the acrylol radicalindopanololA particular beta blocker.indophenol(organic chemistry) Any of a class of blue or green dyes produced by oxidation of phenols and aromatic diaminesindoxyl(organic chemistry) A hydroxyl derivative of indole produced by bacterial degradation of indoleacetic acidindoyl(organic chemistry, especially in combination) A univalent radical derived from an indoleindrawal(now uncommon) The act of drawing in; an indraught.inductionalPertaining to, or caused by, induction; inductive.induhvidual(slang, derogatory) A foolish person, especially one whose blundering creates difficulty for others.indulgentialRelating to the indulgences of the Roman Catholic church.indusialOf, pertaining to, or containing the petrified cases of the larvae of certain insects.industrialOf or relating to industry, notably manufacturing.induvial(botany) Relating to the induviae.indwellTo exist within, especially as a spirit or driving force.ineffectualUnable or insufficient to produce effect.ineffectuallObsolete form of ineffectual.inequiaxialNot equiaxial.inequidimensionalNot equidimensional.inequilateralHaving unequal sides; unsymmetrical or lopsidedinequipotentialNot having equal potential.inertialOf, relating to, or depending on inertia.inessentialNot essential.inethicalAlternative form of unethical.inextensionalThat is not accompanied by extensioninfallThe act or process of falling in.infanticidalOf or pertaining to infanticide.infarctionalRelating to infarction.infatuationalOf or relating to infatuation.infaunalBelonging to the infauna.infectiologicalRelating to infectiology.infectionalRelating to infection.infectologicalAlternative form of infectiological.infellsimple past of infallinferentialOf, pertaining to, or derived using inference.inferiolateralMisspelling of inferolateral.infernalOf or relating to hell, or the world of the dead; hellish.inferobasalinferior and basalinferofrontal(anatomy) inferior and frontalinferognathal(anatomy) The lower jawbone.inferolateral(anatomy) Both inferior and lateral.inferomarginalLocated below a margininferomedial(anatomy) Both inferior and medial.inferoparietal(anatomy) inferior and parietalinferoseptal(anatomy) Relating to the inferoseptum of the heartinferotemporal(anatomy) Both inferior and temporal, especially relating to the inferior part of the temporal lobeinferralAct of inferring.infidelRejecting a specific religion.infil(chiefly military) Clipping of infiltration (“the act of going into a place”).infillTo fill in a space, hole or gap.infimal(mathematics) Of or pertaining to an infimum.infinitesimalIncalculably, exceedingly, or immeasurably minute; vanishingly small.infinitivalOf, pertaining to, or formed from an infinitive.infixal(of a word) That may be modified by the addition of an infix.inflammasomalRelating to an inflammasomeinflammationalRelating to inflammationinflectional(grammar) Of or pertaining to inflection.inflexionalAlternative spelling of inflectional.influentialHaving or exerting influence.influenzalof or relating to influenzainfochemicalSynonym of pheromone.infodemiologicalRelating to infodemiologyinfomercialA program-length television commercial, typically between thirty minutes and one hour long, that advertises a product or service by presenting supposedly impartial information about it.infopreneurialOf or pertaining to an infopreneur or his/her skills.informalNot formal or ceremonious.informaticalOf or pertaining to information science, the processing of information.informationalDesigned to or able to impart information; possessing information.informercialAlternative spelling of infomercial.infostructuralRelating to infostructure.infotechnological(rare) Of or pertaining to information technology.infraaortalAlternative form of infraaortic.infrabiological(biology) Describing a simple biological system or organism that lacks metabolisminfrabranchial(zoology) Below the gillsinfrabuccal(anatomy) Beneath, or at the bottom of the cheekinfracallosal(anatomy) Below the corpus callosuminfracarinal(anatomy) Beneath a carinainfraclinicalNot severe enough to require the intervention of a clinicianinfracommissuralSynonym of subcommissural.infraconstitutionalAt a lower level than a constitutioninfracoronal(anatomy) Beneath a coronainfracortical(anatomy) Beneath a cortexinfracostal(anatomy) Below (inferior to) a rib or the ribs.infracranial(anatomy) Beneath the craniuminfractionalRelating to infractions.infradentalBeneath the teethinfradiapophyseal(anatomy) Beneath a diapophysisinfradigital(anatomy) below a digitinfraduodenal(anatomy) inferior to the duodenuminfrafamilial(taxonomy) Pertaining to division or subclassification within a biological family.infragenual(anatomy) Beneath a genuinfraglottal(anatomy) inferior to the glottisinfrainguinalBelow the inguinal ligament or canalinfrakinetosomalBeneath a kinetosomeinfralabial(zoology) Below the lower lip; said of certain scales of reptiles and fishes.infralittoralThe region of shallow water closest to the shore; in marine environments, usually excluding the intertidal zone.infraluminalSynonym of subluminal.inframarginalinside the margininframitral(anatomy) Beneath a mitral valveinfranasalBelow the noseinfranationalRelating to geopolitical divisions of inferior status to the nation-state; not meeting the threshold of nationhood.infranaturalsubnatural; below or beneath natureinfraoptimalLess that optimalinfraoralBelow the mouthinfraorbital(anatomy, relational) Below the orbit of the eye.infraordinal(taxonomy) Relating to an infraorder (or any taxon lower than an order)infrapectinealBeneath the pecteninfrapharyngeal(anatomy) Below the pharynxinfrapharyngobranchial(anatomy) Beneath the pharynx and the branchiaeinfrapoliticalRelating to infrapolitics.infrapopliteal(anatomy) Below the popliteus.infrapostzygapophyseal(anatomy) Below and behind a zygapophysisinfraprezygapophyseal(anatomy) Below and in front of a zygapophysisinfrapyramidal(anatomy) Situated beneath the pyramidal tract (or beneath something shaped like a pyramid)infrarenalBelow the kidney.infrarostralBeneath a rostruminfrasectional(taxonomy) Relating to an infrasectioninfraspinal(anatomy) Below the vertebral column/spineinfrastapedial(zoology, anatomy) Of or pertaining to a part of the columella of the ear, which in many animals projects below the connection with the stapes.infrasternal(anatomy) Below the sternum.infrastructuralOf, relating to or originating in infrastructure.infrasuturalBelow a suture.infratarsal(anatomy) Below a tarsusinfratemporal(anatomy) Below the temple or temporal bone.infratentorial(anatomy) Below the tentorium cerebelli.infraterritorial(dated) intraterritorial, within the territory of a state.infraumbilicalBeneath the navelinfravesical(anatomy) Describing the lower part of the urinary tractinfrazygapophyseal(anatomy) Below a zygapophysisinfrugalNot frugal; wasteful.infusional(medicine) Applied via infusioninfusorialof, relating to, or containing infusoriaingenol(organic chemistry) A particular diterpenoidingestionalRelating to, or involving ingestioningluvial(zoology) Of or pertaining to the ingluvies or crop of birds or other animals.ingratefulungrateful; not gratefulingratefullObsolete form of ingrateful.inguinalOf or pertaining to the groin.inguinoabdominal(anatomy) Relating to the groin and abdomen.inguinocrural(anatomy) Relating to the groin and leg.inguinofemoral(anatomy) Pertaining to both the inguen (groin) and the femur.inguinolabial(anatomy) Relating to the groin and labia.inguinoperitoneal(anatomy) Relating to the groin and peritoneum.inguinoscrotal(anatomy) Relating to the groin and scrotum.inhalational(of an anesthetic) Administered as a gas or vapour that is inhaledinharmonicalAlternative form of inharmonic.inhaul(nautical) A rope used to haul in the clew of a sail, or a jib boominial(anatomy) Relating to the inion.inimicalHarmful in effect.initialChronologically first, early; of or pertaining to the beginning, cause or origin.initiationalRelating to or involving initiation (into a religious group, spiritual status, etc).injectal(medicine) Relating to injection.injectionalRelating to injection.injectoral(rare) Relating to an injector.injudicialNot according to the forms of lawinjunctionalBeing or pertaining to an injunction.inkballThe gall of an oak tree, used to produce ink.inkwellA store of ink built into a pen, comprising a tube attached to the tip of the pen.innervationalRelating to innervation.innfulEnough to fill an inn.innitialObsolete spelling of initial, nowadays a common misspelling.innovationalOf or pertaining to innovation.innumeral(proscribed) innumerableinofficial(rare) Synonym of unofficial.inoperationalNot operational.inoptimalSynonym of nonoptimal.inorganicalArchaic form of inorganic.inosinyl(organic chemistry, especially in combination) A univalent radical derived from inosine; the acyl group derived from inosinic acidinositol(biochemistry) A simple carbocyclic sugar (hexahydroxycyclohexane; chemical formula: C₆H₁₂O₆) which occurs in animal and plant tissue. Once treated as part of the vitamin B complex, but is not a vitamin as it can be synthesized by the body.inquisitionalOf or pertaining to an inquisition.inquisitorialOf or pertaining to an inquisition, specifically the Inquisition.inrailTo enclose or surround with rails.inrollObsolete form of enroll.inscriptionalOf or pertaining to inscription.inscrollto curl up like a scrollinsecticidalOf, relating to, or being insecticide; insect-killing.insectoidalResembling or being an insect or insectoidinsectologicalOf or pertaining to insectology (entomology).insectualOf, relating to, or characteristic of an insect.insertionalThat involves insertion.insessorialpertaining to a member of the Order Insessores, or perching birds; perching or designed for perchinginshell(literary, rare) To enclose in a shell.insightfulPossessing insight; percipient.insinuational(rare) Of or relating to insinuation.insnarl(obsolete) To make into a snarl or knot; to entangle.insolAbbreviation of insoluble.insolationalRelating to insolation.insoul(obsolete) To set a soul in; reflexively, to fix one's strongest affections on.inspectionalOf or pertaining to an inspection.inspectoralAlternative form of inspectorial.inspectorialOf or pertaining to an inspector or to inspection.inspiral(astronomy) The path of such a body.inspirationalHaving the ability to inspire.instacallAlternative spelling of insta-call.instakill(board games, video games, slang) An instant kill.instal(transitive, dated) Alternative spelling of install.install(transitive) To connect, set up or prepare something for useinstallationalOf or pertaining to installation.instantialRelating to, being, or constituting an instance.instilAustralia, Ireland, and UK standard spelling of instill.instill(transitive) To cause a quality to become part of someone's nature.instinctualOf, relating to, or derived from instinct.institorial(law) Relating to an agent or factor.institutionalOf, pertaining to, characteristic of, or organized along the lines of an institution.instructionalIntended for purposes of instruction, for teaching.instructologicalOf or pertaining to instructologyinstructorialOf or relating to instruction or instructors.instrumentalEssential or central; of great importance or relevance.instrumentationalRelating to, or serving as, instrumentationinsubstantialLacking substance; not real or strong.insulostriatal(neuroanatomy) insular and striatal: relating to the brain's insula and striatum, especially their connectivity, both normal and abnormal.insurrectionalRelating to insurrection.intailArchaic form of entail.integralConstituting a whole together with other parts or factors; not omittable or removable.integrationalRelating to integration.integrodifferential(mathematics) Describing an equation (or other entity) containing both derivatives and integralsintegumentalOf or pertaining to the integument.intel(especially espionage and military) Intelligence (secret information).intellectualPertaining to, or performed by, the intellect; mental or cognitive.intellectuallObsolete form of intellectual.intelligentialOf or pertaining to intelligence.intensionalOf or pertaining to intension.intential(rare) Relating to intentintentionalIntended or planned; done deliberately or voluntarily.interacialMisspelling of interracial.interacromial(anatomy) Between the acromionsinteractionalOf, pertaining to, or featuring interaction.interadventual(Christianity) Between the first and second advents of Jesus Christ.interambulacral(zoology) Of or pertaining to the interambulacra.interanimalBetween animalsinterannualOccurring between years, or from one year to the nextinterantennalBetween the antennae.interaortocaval(anatomy) Between (or joining) the aorta and the vena cavainterapophysealBetween apophyses.interarrivalBetween successive arrivals.interarterialBetween arteriesinterasteroidalBetween asteroids.interastral(archaic) interstellarinteratrial(anatomy) Located between the atria of the heart.interaural(physiology) Describing the differences between the reception of sound (especially timing and intensity) by each earinterautosomalBetween autosomesinteraxal(architecture) Situated in an interaxis.interaxonalBetween axonsinterbacterialBetween bacteria (individuals, strains or species).interbasinalBetween basinsinterbehavioralApplied to a naturalistic, non-dualistic form of psychology introduced by J. R. Kantor.interbehaviouralRare spelling of interbehavioral.interbrachial(zoology, anatomy) Between the arms.interbranchial(zoology) Between the branchiae.interbronchialBetween the bronchi.intercaecalBetween caecaintercal(programming) Alternative letter-case form of INTERCAL, a parody programming language created in 1972.intercameralBetween chambers.intercanalBetween canals.intercanthal(anatomy) Between the canthi.intercardialMisspelling of intercardinal.intercardinalBetween the cardinal directions, as for example southwest between south and west.intercarinalBetween adjacent carinaeintercarpal(anatomy) Between the carpal bones.intercartelBetween cartels.intercategoricalBetween categories.intercausalBetween causes.intercavalAcross the vena cava (or between the two vena cavas)intercecalAlternative form of intercaecal.intercellBetween cells.intercensalBetween censuses.intercentennialBetween centuries; occurring over more than one century.intercentralBetween centres.intercentrosomalOf or pertaining to a related pair of centrosomes.interceptionalRelating to interception.intercerebral(anatomy) Between the two cerebral hemispheres.intercessionalRelating to, or pertaining to an intercession or entreaty.intercessorialintercessoryinterchaetalBetween chaetaeinterchannelBetween channelsintercheliceralBetween chelicerainterchiralBetween left-handed and right-handed forms (typically of an organic compound)interchoanal(anatomy) Between choanaeinterchondral(anatomy) Between cartilages.interchromosomal(genetics) Occurring between chromosomes, or from one chromosome to anotherintercisternalBetween cisternaeintercivilizationalBetween civilizations.intercladalBetween cladesinterclericalBetween clerics.interclonalBetween clonesintercoastalFrom one coast to another.intercoccygeal(anatomy) Between segments of the coccyx.intercohortalBetween cohortsintercoilTo coil together.intercollegialBetween colleges.intercolonialBetween coloniesintercolumnalBetween columns.intercomissuralMisspelling of intercommissural.intercommissuralBetween commissuresintercommisuralMisspelling of intercommissural.intercommunalBetween communities or communes.intercompartmentalBetween compartmentsinterconalDescribing the hottest part of a Bunsen burner flame where the combustion zones are in the form of cones.interconceptional(medicine) Between pregnancies.interconfessional(religion) Taking place between religious organisations that have different systems of formulated theology (confessions of faith)interconnectionalRelating to interconnection.interconsonantalExisting or occurring between consonants.intercontextualBetween contextsintercontinentalTaking place between two or more continents.intercool(transitive) To cool by means of an intercooler.intercoracoidal(anatomy) Between coracoidsintercoronalBetween coronasintercorporealBetween bodiesintercorrelationalRelating to intercorrelation.intercorticalBetween cortexes.intercostal(anatomy) Between the ribs of an animal or person.intercostobrachial(anatomy) Of or relating to a group of nerves that are cutaneous branches of the intercostal nerves.intercouncilBetween councils.intercoursalOf or relating to sexual intercourse.intercoxal(anatomy) Between the hipsintercranialWithin the craniumintercreedalBetween creeds.intercrestalAlternative form of intercristal.intercristal(anatomy) Between two crests, as for example between the crests of the ilia, designating one of the pelvic measurements.intercritical(pathology) Between attacks (especially of gout)intercruralTaking place or located between the legs.interculturalof, relating to, or between different culturesintercuspalBetween cusps.intercuspidalBetween the cusps of the teeth (especially between teeth of upper and lower jaws)intercyclicalBetween cycles.interdeal(obsolete) Intercourse, negotiation; traffic.interdecadalBetween decades; occurring over more than one decade.interdemibranchialBetween demibranchsinterdenominational(religion) Of, relating to, or between different denominations or churches.interdentalPertaining to the space between the teeth.interdentil(architecture) The space between two dentils.interdepartmentalBetween departments; to do with the connection of departments.interdepositional(geology) Occurring between depositions, such as between episodes of volcanism.interdermalSynonym of subdermal.interdialectal(linguistics) Between dialects.interdiastemalBetween diastematainterdictionalOf or relating to interdiction.interdigital(anatomy) Between the fingers or toes.interdimensionalBetween dimensions.interdiscal(anatomy) Between (vertebral) discsinterdiskalAlternative form of interdiscal.interdissepimentalBetween dissepimentsinterdistributional(statistics) Between distributions.interdivisionalBetween divisions (e.g. of an organization)interdorsal(ichthyology) Between dorsal finsinterductalMisspelling of intraductal.interdunalBetween dunes.interendothelialBetween endothelium.interepimeral(zoology) Between the epimeral plates.interepiphysealBetween the epiphysesinterepithelialBetween epithelial cells.interequinoctial(archaic) Occurring between equinoxes.interexperientialBetween experiences.interexperimentalBetween experiments.interfacialOf or pertaining to an interface.interfactionalBetween factions.interfamilialBetween familiesinterfascial(anatomy) Between fasciae.interfemoral(anatomy) Between the femurs.interfenestral(anatomy) Between fenestrae.interferentialOf or pertaining to interference (in all senses)interferometricalSynonym of interferometric.interfibralBetween fibresinterfilamentalBetween filamentsinterfloralBetween flowersinterfluminalBetween streams; interfluvial.interfluvialBetween rivers or streams.interforaminal(anatomy) Between the foramina.interformationalBetween formations.interfovealBetween the foveae.interfractionalSynonym of interfraction.interfragmentalBetween fragmentsinterfraternalBetween fraternities.interfrictionalRelating to interfriction.interfrontal(anatomy) Between the frontal bonesinterfruitfulAble to cross-pollinate.interfuelBetween types of fuel.interfunctionalBetween functions (of the departments of an organization)interfungalBetween fungiintergemmal(botany) Between gemmae.intergenal(anatomy) between the cheeksintergenerationalBetween or across generations.intergenital(zoology) Between the genital plates of an echinodermintergenomalAlternative form of intergenomic.intergesturalBetween gesturesinterglacialOccurring between glaciations (colloquially known as ice ages).interglenoidalBetween glenoidsinterglialBetween glial cellsinterglobalinterplanetaryinterglutealBetween the buttocks.intergonial(anatomy) Between the gonia in the mandible.intergovernmentalOf, relating to, or involving two or more governments.intergradationalBetween gradationsintergroupalSynonym of intergroup.intergyral(anatomy) Between gyri.interhaemal(anatomy) Between the haemal arches or haemal spines.interhallBetween halls of residence.interhelicalBetween helices, especially between the helices of polypeptides or nucleic acids.interhemalAlternative form of interhaemal.interhemicerebral(anatomy) Between the cerebral hemispheres.interhemidesmosomalBetween hemidesmosomesinterhemisphericalBetween hemispheres; interhemispheric.interhippocampalBetween the hippocampus and other parts of the braininterhospitalBetween hospitals.interhumeralBetween the humeri.interhyal(anatomy) Of or pertaining to a segment sometimes present at the proximal end of the hyoid arch.interhyphalBetween hyphaeinterictal(medicine) Between episodes, attacks, or paroxysms; as (usually, more specifically):interideologicalBetween ideologies.interimperialBetween empires.interincisalBetween incisorsinterindividualOccurring between individuals.interindustrialBetween industriesinterinstitutionalBetween institutionsinteriomarginalon the interior of a margininterjectionalBeing or pertaining to an interjection.interjecturalInterjectional.interjudgmentalBetween judgments.interjunctionalBetween junctionsinterjurisdictional(law) occurring as a result of an interaction between two or more jurisdictionsinterlabelBetween labels; especially (anatomy) between biological markers used to gauge the rate of bone formation.interlabialBetween the lips.interlarval(biology) Between larvaeinterlatitudinalBetween latitudes.interlesionalBetween lesions.interlevelBetween levelsinterlexicalBetween consecutive words.interlineal(rare) Alternative form of interlinear.interlingual(linguistics, translation studies) Spanning multiple languages; having a multilingual flair or quality.interlobalBetween lobes.interlocalBetween localities.interlocutionalRelating to interlocution; conversational.interludialRelating to, or serving as, an interlude.interluminal(anatomy) Between lumensintermanorialBetween manors.intermanualBetween the handsintermarginalBetween margins.intermaritalBetween marriages.intermealBetween meals.intermedeol(organic chemistry) A compound isolated from Callicarpa americana (beautyberry).intermedialPlaced between; intermediate.intermediodorsalintermedial and dorsalintermediolateral(anatomy) intermediate and lateralintermell(archaic) To mix together, intermeddle, intermix.intermembral(anatomy) Between members or limbs.intermembranalBetween membranesintermeningeal(anatomy) Between the meninges.intermenstrualBetween menstrual periods.intermentalBetween minds.intermercurial(astronomy) Between Mercury and the Sun.intermetacarpal(anatomy) Between the metacarpal bones.intermetal(inorganic chemistry) intermetallic compoundintermetatarsal(anatomy) Between the metatarsal bones.intermetatarsophalangeal(anatomy) Between two adjacent metatarsophalangeal joints.intermethodologicalBetween methodologiesintermicrobialBetween microbesintermicronationalOf or having to do with more than one micronation.interministerialBetween ministers.intermitochondrialBetween mitochondriaintermodalRelating to more than one mode of transport.intermodelBetween models.intermonsoonalBetween monsoons.intermorainalSynonym of intermorainic.intermultiversalBetween multiverses.intermundialSynonym of intermundane.intermunicipalBetween municipalitiesintermuralBetween walls; enclosed by walls.intermutationalBetween (successive) mutationsintermutual(obsolete) Mutual.intermycelialBetween myceliaintermyocardialMisspelling of intramyocardial.intermyotomalBetween myotomesinternalOf or situated on the inside.internarialBetween the nares.internasal(anatomy) Between the nasal cavities.internatal(medicine) Between pregnancies or births.internationalOf or having to do with more than one nation.internavalBetween navies.interneoglacial(rare) Occurring between neoglacial periods.interneural(anatomy) Between nerves, neural arches or neural spines.interneuronal(neurology) Between neurons.internidalBetween nestsinternodalOf or pertaining to an internode.internostril(anatomy) Between the nostrils.internucleosomalBetween nucleosomes.internuncialOf or relating to an internuncio.internuptialof, or related to intermarriageinteroccipitalA scale located between the occipital scales.interocclusal(anatomy) Between the occlusal surfaces of opposing (maxillary and mandibula) teethinteroctahedralBetween octahedrons (especially between octahedral cells of a crystal)interommatidialBetween ommatidiainteromniversalBetween omniverses.interorbitalBetween orbitals.interordinal(taxonomy) Between taxonomic ordersinterordinational(linguistics) Relating to interordinationsinterorganisationalAlternative form of interorganizational.interorganizationalBetween organizationsinterosseal(anatomy) Between bones; interosseous.interpalpabralMisspelling of interpalpebral.interpalpebralBetween the eyelids.interparabronchialBetween parabronchiainterparcelBetween parcelsinterparentalBetween parents.interparentheticalWithin parenthesesinterparietal(anatomy) Between the parietal bones or cartilages.interparochialBetween parishes.interparoxysmalBetween paroxysms.interpausalBetween successive pausesinterpectoral(anatomy) Between the pectoralis muscles.interpedalBetween the feetinterpel(transitive, obsolete) To interrupt, break in upon, or intercede with.interperceptualBetween acts of perception.interperitonealMisspelling of intraperitoneal.interpersonalBetween two or more people.interphalangealBetween phalanges, as with an interphalangeal joint.interphrasalAlternative form of interphrase.interpixel(computer graphics) Between pixels.interplacentalBetween placentas.interplacentomalBetween placentomesinterplacodalbetween placodesinterpleniglacialBetween pleniglacial periodsinterpleuralBetween layers of the pleurainterplicalBetween plicae or folds.interploidal(genetics) Between cells or organisms that have different ploidiesinterpluvial(geology) A period of decreased rainfall.interpolationalRelating to interpolation.interpoliticalBetween different political groups or systems.interpolygonalBetween polygons.interpopulationalBetween populationsinterporalBetween pores.interposal(dated) interposureinterpositional(surgery) Relating to an interpositioninterpostzygapophysealBetween postzygapophysesinterpotential(physiology) Between successive discharges of action potentialinterprandialBetween mealsinterpretationalOf or pertaining to interpretation; serving to interpret.interpretorialRelating to or characteristic of an interpreterinterprezygapophysealBetween prezygapophysesinterproceduralBetween procedures; among or across instances of procedures.interprofessionalBetween professionals.interprotocolBetween (communications) protocolsinterprovincialOccurring or existing between provincesinterproximalBetween the proximal parts of two adjoining surfaces, but especially between the surfaces of adjoining teeth.interpunctal(anatomy) Between punctainterpupilBetween pupils.interpyramidalBetween the carpal bonesinterquel(narratology) An installment in a series of works set chronologically between two of its predecessors.interracialBetween or among two or more different races.interradialBetween the radii, or rays.interrailTo travel using the InterRail rail pass.interramalBetween rami, especially between the mandibles of the lower jaw.interreferentialExhibiting, or relating to, interreference.interregalBetween kings, or their successive reigns.interregimentalBetween regiments.interregionalOf, pertaining to, or connecting two or more regions.interregnalrelating to an interregnuminterrelationalBetween relations; relating to an interrelationinterrenal(anatomy) Between the kidneys.interresidualBetween residues.interribosomalBetween ribosomesinterrill(geology, ecology) Between rillsinterrogationalRelating to interrogation.interschoolOccurring or taking place between two or more schools.interscutalBetween scutainterseasonalBetween (successive) seasonsintersectionalOf or relating to intersectionalism or intersectionality.intersectoralBetween sectors.intersegmentalBetween segments.intersensorialBetween senses (means of perception).intersententialBetween sentences.interseptalBetween septa.intersertal(petrology) Having glass between larger crystals in a porphyritic rock.intersessionalBetween sessions.intersexual(of a competition, etc.) Between the sexes.intershell(physics) Between shells.intersiderealBetween or among constellations or stars; interstellar.intersignalbetween successive signalsintersocialPertaining to social interactionintersocietalBetween societies.intersomnialBetween dreamsinterspatialBetween spaces.interspecial(biology) Between species.interspersalinterspersionintersphenoidal(anatomy) Between the presphenoid and basisphenoid bonesinterspheralBetween spheres.interspinalBetween spines.interspiritualOf, relating to, or between different spiritual beliefs or religions.intersporalBetween sporesinterspousalBetween spouses.interstadialBetween developmental stages.interstaminalBetween stamensinterstapedial(anatomy) Relating to part of the columella of the ear, between the stapes and the mediostapedial.interstereocilialBetween stereociliaintersternal(zoology) Between the sterna; said of certain membranes or parts of insects and crustaceans.interstitialOf, relating to, or situated in an interstice.interstomatalBetween stomatainterstratalBetween strata.interstrialBetween striae.interstructuralBetween structures.intersymbolBetween (adjacent) symbols.intersystematicalArchaic form of intersystematic.intertaenial(anatomy) Between taeniaeintertarsal(anatomy) Between the tarsal bones.intertectalBetween tectaintertemporalDescribing any relationship between past, present and future events or conditions.intertergalSituated between the terga or tergites of an arthropod.interterminalBetween terminalsinterterritorialBetween territories.intertesseralBetween tesseraeintertestamental(Christianity) Pertaining to the time between the writing of Malachi and the writing of the New Testament, roughly the last four centuries BCE and first half of the first century.intertextualPertaining to intertextuality; being or involving the reference to one text in another.interthecalBetween thecasintertheoreticalBetween theories.intertidalPertaining to the part of a shore between the high water and the low water.intertrachealWithin the tracheaintertragalBetween parts of the tragusintertrialBetween trialsintertribalBetween tribes.intertrigeminalBetween trigeminal nervesintertrigonal(anatomy) Between trigonesintertropicalBetween or within the tropics.intertuberalBetween tubersintertumoralBetween tumors.intertumouralAlternative form of intertumoral.intertunnelBetween tunnelsintertypicalAlternative form of intertypic.interuniversalBetween universes.intervaginalBetween vaginae or sheaths.intervalA distance in space.intervarietalOccurring between two or more different varieties.interveinal(chiefly botany) Occurring between veins.interventionalIncorporating, or characterized by, interventioninterventralBetween ventral parts (typically of vertebra)interverbalBetween words.intervertebralBetween the vertebraeintervesselBetween vesselsintervibrissalBetween vibrissaeinterviralBetween virusesintervitalBetween lives.intervocalintervocalicintervoxel(computer graphics) Between voxels.interwallBetween walls.interwellBetween wells (all senses)interwhorlBetween whorlsinterzonalBetween zones.interzooecialBetween zooecia.interzooidalBetween zooids.interzygapophysealBetween zygapophysesinterzygapophysialAlternative form of interzygapophyseal.intestinalRelating to the intestines.intestinointestinalBoth originating in and acting on an intestine, usually with reference to reflexes but also relevant to paracrine or autocrine signaling.intestinovaginalRelating to an intestine and the vagina; (usually, more specifically):intestinovesicalRelating to an intestine and the urinary bladder; (usually, more specifically):inthralArchaic spelling of enthral.inthrallArchaic spelling of enthrall.inthrillAlternative form of enthrill.intimalOf or pertaining to an intimaintinalRelating to the intine.intonationalPertaining to intonation.intraabdominalWithin the cavity of the abdomenintraadrenalWithin the adrenal glandsintraamoebalWithin an amoebaintraanalyticalWithin an analysis or a type of analysisintraanimalWithin an animal (or animal species)intraannualWithin a particular yearintraaortalAlternative form of intraaortic.intraarterialWithin (or into) an arteryintraatrialAlternative form of intra-atrial.intraauralAlternative form of intra-aural.intraaxial(anatomy) Within the parenchyma (of the brain)intraaxonalWithin an axonintrabacterialWithin a bacterium.intrabasinal(geology) within the same sedimentary basin.intrabrachial(anatomy) Into, or within, the arm.intrabronchialWithin a bronchusintrabuccal(anatomy) Within the cheek.intrabursalWithin a bursa.intracaecalWithin the caecumintracalvarial(anatomy) Within a calvarium.intracameralWithin or into a chamber (typically of the eye).intracanal(anatomy) Within a canal.intracanthalWithin a canthusintracardialintracardiacintracarpal(anatomy) Within the carpus.intracategoricalWithin a single category.intracavalWithin the vena cavaintracavernosal(anatomy) Within the corpus cavernosumintracavitalWithin a cavityintracecalAlternative form of intracaecal.intracellintracellularintracensalWithin a census.intracerebraloccurring or situated within the cerebrum.intracervical(anatomy, medicine) Within the neck (cervix or collum).intrachannelWithin a channelintrachealAlternative form of intratracheal.intrachiralBetween individuals of the same chiralityintrachoanalWithin a choanaintrachondral(anatomy) Within cartilageintrachoroidalWithin a choroidintrachromosomal(genetics) Occurring within a chromosomeintracisternal(medicine) Occurring within a subarachnoid cistern.intracladalWithin a cladeintracloacalInto or within the cloaca.intraclonalWithin a clone.intracoalitionalWithin a coalition.intracoastalWithin or near a coastintracolonialWithin a colony (of organisms)intracolonicalAlternative form of intracolonic.intracommunalWithin a single commune or community.intracompartmentalWithin a compartmentintraconal(anatomy) Within a cone.intraconjunctivalWithin the conjunctiva of the eye.intraconoidal(anatomy) Within the pineal glandintracontinentalWithin a continent (especially occupying a large part of a continent)intracordal(anatomy) Within the vocal cords.intracornealWithin the cornea.intracoronalWithin the coronaintracorporal(anatomy) Within a corpus, especially within the corpus cavernosumintracorporealInside the body.intracorticalWithin a cortex.intracostal(anatomy) Within a rib.intracranialOf or pertaining to the brain or inside of the head; within the cranium.intracranicalMisspelling of intracranial.intracrustalinside or within crustsintracryptal(anatomy) Within a cryptintracrystalWithin a crystal.intraculturalWithin a single culture.intracyclicalWithin a cycle.intradecadalWithin a decadeintradenominationalWithin a religious denomination.intradental(anatomy) Within a toothintradepartmentalWithin a department.intradermalWithin the skin.intradermolingualIn the skin of the tongueintradialectal(linguistics) Within a single dialect.intradimensionalWithin a dimensionintradiol(biochemistry) Between the carbon atoms that carry the two hydroxyl groups of a diolintradiscal(anatomy) Within a disc.intradistributionalWithin a distributionintradiurnalDuring the hours of daylightintradivisionalWithin a division.intradoudenalMisspelling of intraduodenal.intraductal(anatomy) Within a ductintraduodenalWithin the duodenum.intraduralWithin the dura materintraendodermalWithin the endodermintraendosomalWithin an endosome.intraendothelialWithin the endotheliumintraependymalWithin an ependymaintraepidermalWithin the epidermis.intraepithelialWithin the epithelium.intraesophagealWithin the esophagusintraexperimentalWithin an experimentintrafacial(anatomy) Within or into the face.intrafactionalWithin a single faction.intrafamilialOccurring within a familyintrafascial(anatomy) Within a fasciaintrafemoralWithin a femurintrafenestral(anatomy) Within a fenestraintrafetalWithin a fetusintrafloralWithin a flowerintrafocalWithin a focus.intraforaminalWithin a foramenintraformationalWithin a formationintrafovealWithin the fovea.intrafractionalWithin a fractionintrafrontal(anatomy) Within a frontal regionintrafusal(anatomy) Relating to the striated fibres within a muscle spindleintragastralSynonym of intragastric.intragastricalintragastricintragemmal(anatomy) Within the gemma.intragenerationalWithin a generation.intragenitalWithin the genitalsintragesturalWithin a single gesture.intragingivalWithin the gumsintraglacialWithin a glacierintraglialWithin the gliaintraglottal(anatomy) Within the glottisintraglutealInto the buttocks.intraglycosomalWithin a glycosomeintragonadalInside the gonads.intragovernmentalWithin a governmentintragradationalWithin a gradationintragroupalSynonym of intragroup.intragyralWithin a cerebral gyrus.intrahaemocoelintrahemocoelintrahelicalWithin a helix.intrahemocoelAlternative form of intrahemocoelic.intrahernialWithin a herniaintrahippocampalWithin the hippocampus.intrahospitalWithin a hospital.intrahumeralWithin or into the humerus.intrahyphalWithin a hyphaintraictal(medicine) During an episode, attack, or paroxysm; as (usually, more specifically):intraileal(of an injection) Into the ileum.intraimperialWithin an empire.intraindividualOccurring within an individualintrainstitutionalWithin an institution.intrainterventionalWithin or during an interventionintraintestinalWithin the intestinesintrajejunal(anatomy) Within the jejunum.intrajudicialWithin the law.intrajunctionalWithin a junction.intralarvalWithin a larvaintralaryngeal(anatomy) Within the larynx.intralegalWithin the law; not extralegal.intralesionalHaving to do with the area inside a lesion.intralevelWithin a single level.intralexicalWithin a sentence.intralingual(linguistics, translation studies) Contained within the same language; involving a monolingual process.intraliposomalBetween liposomes.intralumenalWithin a lumenintraluminal(anatomy, medicine) Within a lumen.intralutealWithin the corpus luteumintralysosomalWithin a lysosome.intramarginalexisting or occurring within a marginintramaritalWithin a marriage.intramarsupialWithin a marsupiumintramatricalWithin a matrix.intramatrimonialintramaritalintramazalWithin a maze, especially one used in biology experimentsintramealOf or during a single meal.intrameatalWithin the meatus.intramelanosomalWithin a melanosomeintrameningeal(anatomy) Within the meninges.intrameniscalWithin a meniscus (typically of the knee)intramentalWithin the mind.intramercurial(astronomy) Between the planet Mercury and the sun.intrametatarsalWithin the metatarsusintramethodicalWithin a particular methodintraministerialBy or within a single minister or ministry.intramitochondrialWithin a mitochondrionintramodelWithin a modelintramucosalWithin a mucous membrane.intramunicipalWithin a municipality (or similar governmental body)intramuralWithin the walls; within one institution, particularly a school.intramutationalWithin a mutationintramycelialWithin a myceliumintramyocardialInto or within the myocardiumintramyofibralMisspelling of intramyofibrillar.intramyometrial(medicine) Within, or into the myometrium.intranarialWithin a nostrilintranasalWithin the nose.intranasopharyngealWithin the nose and the pharynxintranatal(medicine) During childbirth.intranationalWithin one nation.intraneocorticalWithin the neocortexintraneural(medicine) Within a nerveintraneuronalWithin a neuronintranidalWithin a nidusintranigralWithin the substantia nigraintranodalWithin a node (often with reference to a lymph node).intranucleosomalWithin a nucleosome.intraoesophagealAlternative spelling of intraesophageal.intraoperationalDuring an operationintraoralWithin the mouthintraorbital(physics) Within an atomic or molecular orbitalintraordinal(biology) Within a taxonomic orderintraorganisationalAlternative form of intraorganizational.intraorganismalLocated within an organismintraorganizationalWithin an organization.intraoviductalWithin an oviductintrapallidalWithin the globus pallidusintrapalpebralWithin an eyelidintraparabronchialWithin a parabronchiumintraparenchimalMisspelling of intraparenchymal.intraparenchymal(anatomy) Within the parenchymaintraparietal(anatomy) Within the wall of part of the body, especially within the parietal region of the brain.intrapartal(medicine) Intrapartum.intrapedal(anatomy) Within a footintrapericardialWithin the pericardium.intraperinealInto or within the perineum.intraperiorbital(anatomy) Relating to the orbit of the eye and its surrounding muscles, nerves and blood vesselsintraperiosteal(anatomy) Within the periosteum.intraperitonalAlternative form of intraperitoneal.intraperitonealWithin the cavity of the peritoneum.intraperitonialAlternative spelling of intraperitoneal.intraperoxisomalWithin a peroxisomeintrapersonalWithin the mind of an individual personintraphagolysosomalWithin a phagolysosomeintraphagosomalWithin a phagosomeintrapharyngeal(anatomy) Within the pharynxintraphilosophicalWithin the discipline of philosophy.intrapixelInside pixels.intraplacental(anatomy) Within a placentaintrapleural(anatomy) Within the pleural cavity.intrapluvialWithin a pluvial periodintrapodalAlternative form of intrapedal.intrapolysomalWithin a polysomeintrapoplitealWithin the popliteus.intrapopulationalWithin a populationintraportalInto the portal vein.intrapostzygapophysealBetween postzygapophysesintrapreneurialEntrepreneurial within an existing business; describing entrepreneurship within an existing business.intraprezygapophysealWithin a prezygapophysisintraproceduralWithin a procedure; during a procedure.intraprofessionalWithin a professionintraprotocolWithin a particular protocolintraprovincialWithin a province.intrapsychologicalWithin the mind of an individualintrapulmonalAlternative form of intrapulmonary.intrapulpalWithin the pulp of a toothintrapuparialWithin a pupariumintraputamenalWithin a putamenintraputaminalWithin the putamenintrapyramidal(anatomy) Within the pyramidal tractintraracialWithin a single race (group of people); of or by members of the same race.intraradicalwithin the root of a plantintraramalWithin a ramusintrarectal(medicine) into the rectumintraregionalWithin a region.intraregnalWithin a reignintrarenalWithin the kidneys.intraresidualWithin a residue (in any of several contexts).intraretinal(anatomy) Within the retinaintraribosomalWithin a ribosomeintrarterialAlternative form of intraarterial.intraruminalWithin the rumenintraschoolWithin a single school.intrascleralWithin the sclera.intrascrotal(anatomy) Located inside the scrotumintraseasonalWithin a seasonintrasectionalWithin a sectionintrasectoralWithin a sectorintrasectorialWithin a sectorintrasegmentalWithin a segment.intrasententialInside a sentence.intraseptalWithin a septumintrasessionalWithin a sessionintrasexualWithin a group of individuals of the same sex.intrasinusoidal(anatomy) Within a sinusoidintraskeletalWithin the skeleton.intrasocietalWithin society.intrasphenoidalWithin a sphenoidintrasphericalWithin a sphereintraspinalWithin the spinal column (especially within the spinal canal)intrasplenicalAlternative form of intrasplenic.intrasporalWithin a sporeintrastadialWithin a single developmental stage.intrastaminal(botany) Located within the stamen whorl of a flower.intrastomalWithin a stomaintrastratalWithin a single stratum.intrastrialWithin a striaintrastriatalWithin the corpus striatumintrastromalWithin the stroma.intrastructuralWithin a structureintrasubfamilialWithin a subfamily.intrasubsegmentalWithin a subsegmentintrasulcalWithin a sulcusintrasurgical(medicine) Happening during the surgery.intrasutural(anatomy) Within a suture.intrasynaptosomalWithin a synaptosomeintrasynovial(anatomy) Within the synovial sac of a joint, or the synovial sheath of a tendonintratarsalWithin the tarsus, among the tarsal bones.intratectalWithin the tectumintratemporalWithin a temple (of the head)intraterminalWithin a terminalintraterrestrial(microbiology) a microbe which lives deep undergroundintraterritorialWithin a territory.intratextualWithin a single text.intrathecal(medicine) Delivered into the spinal canal (intrathecal space surrounding the spinal cord), e.g. a spinal anesthesia.intratheoreticalWithin a theory.intratheralMisspelling of intrathecal.intrathoracalAlternative form of intrathoracic.intrathylakoidalWithin a thylakoidintrathymicalAlternative form of intrathymic.intrathyroidalWithin a thyroid glandintratibialWithin the tibia.intratidalWithin a tide (between one high tide and the next)intratrachealWithin the tracheaintratrialWithin a trialintratribalWithin a tribe.intratropicalWithin the tropics.intratumoralWithin a tumor.intratumouralAlternative form of intratumoral.intratunnelWithin a single tunnel.intrauralAlternative form of intra-aural.intraureteralWithin a ureterintraurethral(anatomy) Within the urethraintraurothelial(anatomy) within the urotheliumintrauteral(medicine) Intrauterine.intravaginalWithin the vagina.intravariceal(anatomy, medicine) Within a varix; usually with reference to an esophageal varix.intravarietalWithin a single variety.intravasalInside vessels (of the body)intravertebralWithin the vertebra.intravesicalWithin the urinary bladder.intraviralWithin a virusintravitalWithin or among living cells; for example, subcutaneous.intravoxelWithin a voxelintrazonalWithin a single zone.intrazooidalWithin a single zooid.intreatfulObsolete form of entreatful.intrinsecalObsolete spelling of intrinsical.introgressionalPertaining to introgression.introital(anatomy) Relating to the introitus.intromercial(Internet) Synonym of preroll (“advertisement shown before the main content”).introspectionalOf or relating to introspection.intrusionalOf or pertaining to intrusion; intrusive.intuitionalPertaining to, derived from, or perceived by, intuition; intuitive.inulol(organic chemistry) A yellow-coloured organic compound with the formula of C₁₀H₁₆O, obtained by distillation from the root of elecampane (Inula helenium).inuysybelObsolete spelling of invisible.invadopodialRelating to invadopodiainvadosomalRelating to an invadosomeinvasionalOf or pertaining to invasioninveil(transitive) To cover with a veil.inventfulFull of invention; creative.inventorialOf or pertaining to an inventory.inversionalRelating to inversion.invertebralArchaic form of invertebrate.investigationalOf, or relating to investigating, or to an investigation.investigatorialinvestigatoryinvestituralRelating to investiture.invital(archaic) Not alive; lifeless.invitationalServing as an invitation; inviting.invocationalOf or relating to an act of invocation.involucel(botany) An involucre that forms at the base of a flower cluster within a compound inflorescence.involucralPertaining to, having, or similar to an involucrum or involucre.involutionalof or pertaining to involutioninvolutorialSynonym of involutory.inwallThe refractory lining of the stack of a blast furnace; or the interior walls or lining of a shaft furnace.inwheelThe inner wheel of a mill.iobitridol(pharmacology) A molecule used as a contrast medium.iodal(organic chemistry) The compound triiodoacetaldehyde, CI₃-CHOiodetryl(pharmacology) A particular iodinated contrast dye.iodixanol(pharmacology) A radiopaque contrast agent used in medical diagnosisiodoacetyl(organic chemistry, especially in combination) Any iodo derivative of an acetyl groupiodoalkenyl(organic chemistry, especially in combination) Any iodo derivative of an alkenyl radicaliodoalkyl(organic chemistry, especially in combination) Any iodo derivative of an alkyl radicaliodobenzyl(organic chemistry, especially in combination) Any iodo derivative of a benzyl radicaliodobutyl(organic chemistry, especially in combination) Any iodo derivative of a butyl radicaliodocholesterolA derivative of cholesterol with an iodine atom.iodocresolAny of several isomeric iodine derivatives of the cresols, especially one used in medicine as a substitute for iodoform.iodocyanopindololA drug, related to cyanopindolol, whose radiolabelled derivative has been widely used in mapping the distribution of beta adrenoreceptors in the body.iododecyl(organic chemistry, especially in combination) Any iodo derivative of a decyl radicaliodoethanol(organic chemistry) Any iodo derivative of ethanol, but especially 2-iodoethanol I-CH₂-CH₂OHiodohexyl(organic chemistry, especially in combination) Any iodo derivative of an hexyl radicaliodoltetraiodopyrroliodomethyl(inorganic chemistry) Any iodo derivative of a methyl groupiodooctyl(organic chemistry, especially in combination) Any iodo derivative of an octyl radicaliodophenol(organic chemistry, especially in combination) Any iodo derivative of a phenoliodophenyl(organic chemistry, especially in combination) Any iodo derivative of a phenyl radicaliodopropynyl(organic chemistry) A propynyl radical with one hydrogen atom replaced by iodine.iodoquinol(pharmacology) Synonym of diiodohydroxyquinoline.iodosyl(organic chemistry, especially in combination) The univalent -I=O radicaliodothiouracil(pharmacology) A diagnostic reagent.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] hypoioditeiodouracil(organic chemistry) Any iodo derivative of uraciliodoxanolMisspelling of iodixanol.iodoxol(organic chemistry) A five-membered saturated heterocycle containing three carbon atoms, an oxygen atom and a hypervalent iodine atom; its derivatives (especially the benziodoxols) are used as pharmaceuticals etciofratol(pharmacology) An iodinated contrast dye.iohexol(pharmacology) A contrast agent.iomazenil(pharmacology) An antagonist and partial inverse agonist of benzodiazepine and a potential treatment for alcohol abuse.ionogelA hybrid material consisting of ionic liquid immobilized within a polymer matrix.iontophoreticalAlternative form of iontophoretic.iopamidol(pharmacology) An iodinated contrast agent.iopentol(pharmacology) A molecule used as a contrast medium.iopydol(pharmacology) A molecule used as a contrast medium.ioversol(pharmacology) An organoiodine compound used as a contrast medium.ioxidanolMisspelling of iodixanol.ipilA Philippine and Pacific island tree (Intsia bijuga) yielding a valuable brown dye and having a very hard and durable dark wood.iprocrololA particular beta blocker.ipselateralAlternative form of ipsilateral.ipsilateral(anatomy, medicine) On the same side of the body.ipsilateralbuccalipsilateral and buccalipsilesional(pathology, medicine) On the same side as a lesion.iqcel(Internet slang, incel slang, derogatory) Alternative letter-case form of IQcel.irampanelA drug that acts as a dual non-competitive antagonist of the AMPA receptor.irefulDeeply angered but not outwardly displaying it; full of ire; angry; wroth.irenicalSynonym of irenic (“promoting or fitted to promote peace, especially over disputes; conciliatory, non-confrontational, peaceful”).iridal(rare) Pertaining to a rainbow.iridealAlternative form of iridial.irideocorneal(anatomy) Of or relating to the iris and cornea.iridialRelating to the iris of the eye.iridiocornealAlternative form of irideocorneal.iridochorioretinalRelating to the iris, choroid and retina of the eye.iridochoroidalRelating to the iris and choroid.iridocornealPertaining to the iris and cornea.iridodial(organic chemistry) A monoterpene found in catnip that attracts certain insects.iridologicalRelating to iridology.iridoviralOf or relating to iridoviruses.irisresorcinol(organic chemistry) A particular resorcinolic lipid.irl(Internet slang) Alternative letter-case form of IRL.ironicalCharacterized by or constituting (any kind of) irony.irrationalNot rational; unfounded, nonsensical or wrong-headed.irreal(philosophy) Synonym of intangible, immaterial, not composed of things, having no concrete existence.irreciprocalNot reciprocal.irreferential(logic) Lacking a referent.irregardful(slang, proscribed, chiefly US, humorous) Regardless.irreverentialNot reverential.irrigationalOf or pertaining to irrigation.irrigatorialRelating to irrigation.irritationalRelating to irritation.irrotationalNot rotating or not pertaining to rotation.irrubricalContrary to the rubric or convention; not rubrical.isabelSynonym of isabella.isabgolAlternative form of ispaghula.isabnormal(meteorology, obsolete) A line connecting places on a map with equal deviation from the average temperature at that latitude.isagogicalAlternative form of isagogic.isanomalAn isabnormal.isatinyl(organic chemistry, especially in combination) The univalent radical derived from isatinischemialSynonym of ischemic.ischialPertaining to the ischium.ischioanal(anatomy) Of or relating to the ischium and anus.ischiocavernosalOf or pertaining to the ischiocavernosus.ischiococcygeal(anatomy) Relating to the ischium and coccyx.ischiofemoral(anatomy) Relating to, or connecting the ischium and the femurischioperineal(anatomy) Relating to the ischium and perineum.ischiorectal(anatomy) Of or pertaining to the region between the rectum and the ischial tuberosity.ischiosacral(anatomy) Relating to the ischium and sacrum.ischiotibial(anatomy) Relating to the ischium and tibia.ischiovaginal(anatomy) Relating to the ischium and vagina.ischiovertebral(anatomy) Relating to the ischium and vertebrae.isidialRelating to the isidium.islAbbreviation of island.islandfulAs much as an island can hold.isoabnormal(geology) isanomalisoamyl(chemistry) the organic radical derived from isoamyl alcohol; 3-methyl butylisoamylalcoholAlternative form of isoamyl alcohol.isoasparaginyl(organic chemistry, especially in combination) The univalent radical derived from isoasparagineisoaspartyl(organic chemistry, especially in combination) The univalent radical derived from isoaspartic acidisoazimuthal(navigation) The locus of the points on the earth's surface whose orthodromic initial path with respect to a fixed point is constant.isobifacial(botany, of a leaf) Having both sides of a similar structureisobilateral(botany) Having the flanks of the organ flattened surfaces.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 synthesisisobutyl(organic chemistry, especially in combination) The univalent hydrocarbon radical derived from isobutanolisocausal(physics) Having a common causal relationshipisocheimalOf or relating to isocheims.isochemical(geology, of a series of rocks) Having constant chemical compositionisochimalAlternative form of isocheimal.isocholesterolAn alcohol, C₂₇H₄₆O₁₅, that is isomeric with cholesterol and found in combination with cholesterol in wool fat.isochromosomalRelating to an isochromosomeisochronalHaving the same duration.isocitral(organic chemistry) The monoterpenoid aldehyde (3E)-3,7-dimethylocta-3,6-dienalisoclinalHaving equal inclination or magnetic dip.isoclonal(genetics) Relating to the same (type of) cloneisoconfigurationalHaving the same configurationisocorticalOf or pertaining to the isocortexisocrymalRelating to isocrymes.isocrystal(algebraic geometry) A kind of p-adic analogue of a sheaf.isodecyl(organic chemistry, especially in combination) Any of several branched-chain isomers of the decyl radical, but especially 3,5,5-trimethyl hexylisodiametricalisodiametricisodictyal(zoology) Of or relating to the Isodictya, a genus of marine demosponges.isodirectionalThat is aligned in the same direction (as another)isodual(mathematics) geometrically congruent to its dualisoedunol(organic chemistry) An isomer of edunolisoelectricalAlternative form of isoelectric.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 isoeugenolisoflavonol(organic chemistry) Any isoflavonoid derived from a flavonolisoformalRelating to isoformsisofrequentialCharacteristic of an isofrequencyisofucosterol(organic chemistry) Synonym of avenasterol.isofunctionalHaving the same functionisogarcinol(organic chemistry) An isomer of garcinolisogeothermalRelating to isogeotherms.isogeranial(organic chemistry) Synonym of isocitral.isogeticalMisspelling of eisegetical; see eisegesis.isoglossalRelating to an isogloss.isogonal(cartography, navigation) Describing lines connecting points on the Earth's surface whose magnetic declination is identical.isographicalAlternative form of isographic.isogravitationalExperiencing the same gravitational forceisohedral(geometry) Describing a polyhedron or a tiling all of whose faces are the same.isohelA line on a map connecting places that receive equal solar radiation, or equal daily hours of sunshine.isohelical(biology) relating to the same helix (of a DNA molecule)isohyetalPertaining to, or making use of, isohyets.isohypsalPertaining to, or making use of, isohypses.isoinertialHaving constant inertiaisolateralHaving similar upper and lower (or front and back) surfacesisolationalRelating to, characterized by, isolation.isolecithal(biology) Having an even distribution of yolk in the cytoplasm.isoleucyl(organic chemistry, especially in combination) The univalent radical derived from isoleucine.isolobal(chemistry) Describing fragments of molecules that are similar in having frontier orbitals that are equal in number and similar in size, and have the same symmetries and the same occupation by electrons.isoluminol(organic chemistry) The isomer of luminol 6-amino-2,3-dihydro-1,4-phthalazinedioneisomaltitol(organic chemistry) a disaccharide polyol derived from isomaltoseisomenthol(organic chemistry) The isomer of menthol (1S,2R,5R)-5-methyl-2-propan-2-ylcyclohexan-1-olisomericalAlternative form of isomeric.isomesityl(organic chemistry, especially in combination) The divalent radical CH₂=C(CH₃)-CH₂-C(CH₃)=isometricalDated form of isometric.isoneral(organic chemistry) The monoterpenoid aldehyde (3Z)-3,7-dimethylocta-3,6-dienalisoneuronalRelating to the same neuronisonicotinoyl(organic chemistry, especially in combination) The radical derived from isonicotinic acidisononyl(organic chemistry, especially in combination) Any of several branched-chain isomers of the nonyl radical, but especially 3,5,5-trimethyl pentylisooctanol(organic chemistry) 2-ethylhexanol, a fatty alcohol used in the manufacture of a variety of products.isooctyl(organic chemistry) Any of several octyl isomers that have a sidechain, but especially 6-methyl-heptylisoosmolalHaving the same osmolalityisopentanol(organic chemistry) Any isomer of n-pentanol, but especially amyl alcoholisopentanylMisspelling of isopentenyl.isopentenyl(organic chemistry) A univalent radical, CH₂=C(CH₃)-CH₂-CH₂-, derived from isopenteneisopentyl(organic chemistry, especially in combination) isoamylisoperimetricalisoperimetricisophotalOf or pertaining to isophots or isophotes.isophytol(organic chemistry) The isomer of phytol 3,7,11,15-tetramethylhexadec-1-en-3-olisopointalDescribing crystals belonging to the same point groupisopoliticalRelating to isopolity.isopoll(palynology) A line on a map showing places having the same amounts of a particular pollen.isopotentialequipotentialisoprenoidal(organic chemistry) Relating to an isoprenoidisoprenol(organic chemistry) Any isoprenoid alcohol, but especially 3-methylbut-3-en-1-ol.isopropanol(organic chemistry) The aliphatic alcohol 2-propanol; isopropyl alcoholisopropenyl(organic chemistry, especially in combination) The univalent hydrocarbon radical derived from isoprene CH₂=C(CH₃)-isopropyl(chemistry) The univalent organic radical (CH₃)₂CH-.isoproterenol(pharmacology) Synonym of isoprenaline.isopulegol(organic chemistry) An unsaturated derivative of menthol (1R,3R,4S)-p-menth-8-en-3-olisopycnal(meteorology, oceanography) A line connecting points of constant density in the ocean or in the atmosphere.isoquantalRelating to isoquantsisoquinolinol(organic chemistry) A phenol derived from isoquinoline 1-isoquinolinolisoquinolinyl(organic chemistry) An isomer of the quinolinyl radical derived from isoquinolinolisoradial(graph theory) Of a planar graph: where each face is inscribable in a circle of common radius.isorawsonolSynonym of rawsonol.isorhizalOf or relating to isorhizas.isorotational(physics) Of, pertaining to, or exhibiting isorotationisosafrolAlternative form of isosafrole.isoseismal(geology) A line on a map joining points of equal seismic intensity produced by an earthquake.isosequential(genetics) Having the same sequence of nucleotides.isosexualOf the same biological sex.isospectral(mathematics) Having the same spectrumisospinorialRelating to an isospinor.isosteroidal(organic chemistry, of a steroid) Having an isomeric side chainisosteviol(organic chemistry) The isomer of steviol (4α,8β,13β)-13-methyl-16-oxo-17-norkauran-18-oic acidisostructuralHaving the same, or a corresponding, structure.isotemporalIn the same time frameisotensionalHaving the same tension in each directionisotheralOf or relating to isotheres.isothermal(thermodynamics) Of or pertaining to a process that takes place at constant temperatureisothermicalSynonym of isothermic.isothipendylA particular antipruritic drug.isotopicalMisspelling of isotopic.isotopologicalHaving the same topologyisotoxal(geometry, of a polytope or tiling) That has symmetries which act transitively on its edges.isotrivial(mathematics) Describing a smooth projective surface having a morphism onto a curve such that all smooth fibres are isomorphic to each otherisotropicalSynonym of isotropic.isouramil(chemistry) An organic base found in fava beans, a tautomer of 6-Aamino-2,4,5-trihydroxypyrimidineisouvarinol(organic chemistry) The flavanone (2S)-5,7-dihydroxy-8-[[2-hydroxy-5-[(2-hydroxyphenyl)methyl]phenyl]methyl]-6-[(2-hydroxyphenyl)methyl]-2-phenyl-2,3-dihydrochromen-4-oneisovaleryl(organic chemistry, especially in combination) The univalent radical (CH₃)₂C-CH₂-CO- derived from isovaleric acid by removal of a hydroxyl groupisovelA stream velocity contour line.isovoxelAny of a thee-dimensional grid of equally-sized voxelsisoxanthohumolA prenylflavonoid and phytoestrogen found in hops and beer.isoxaprololA particular beta-adrenergic blocking drug.isoxazolidinyl(organic chemistry, especially in combination) A radical derived from isoxazolidineisoxazolyl(chemistry) The univalent radical derived from isoxazoleisoxylSynonym of thiocarlide.ispaghulAlternative form of ispaghula.ispilateralMisspelling of ipsilateral.isthmalSynonym of isthmicisthmialSynonym of isthmicital(Jamaica, Iyaric) Pure, natural food suiting a Rastafari lifestyle.iteral(anatomy) Relating to an iter.itllMisspelling of it'll.iuellObsolete form of jewel.ivorybillAn ivory-billed woodpecker (Campephilus principalis).izelAlternative form of izle.izmelA specialized surgical knife used by the mohel in the Jewish circumcision ritual of Brit Milah for infant males. It must have certain characteristics, per Jewish Law, including that it may not stop the flow of blood (unlike the constricting devices commonly used by a surgeon or Urologist).