Other Ending Letters

All 526 Matching Words

ianthinite(mineralogy) An orthorhombic-pyramidal mineral containing hydrogen, oxygen, and uranium.iatrophobeA person who has iatrophobia; one who fears going to the doctor.iberdomide(pharmacology) A derivative of thalidomide used experimentally for the treatment of multiple myeloma and systemic lupus erythematosus.ibrotamideA sedative and hypnotic drug.ichnusaite(mineralogy) A radioactive thorium molybdate mineral found in Sardinia.iconophileA person who loves icons, illustrations, pictures.iconoscopean early television camera having a mosaic of photoactive cellsiddingsite(mineralogy) A mixture of clay minerals and iron oxides formed by alteration of olivineidentifieeOne who or that which is identified; the subject of an identification.identifyeeA person or thing that is being identified.ideogrammeRare spelling of ideogram.ideologeme(sociology) A fundamental unit of ideology.ideologiseAlternative spelling of ideologize.ideologize(transitive) To turn into an ideology.ideosphereA realm or sphere of ideas.idiomatize(uncommon) To make idiomatic.idolatriseAlternative form of idolatrize.idolatrize(transitive) To make an idol of; to idolize.ifosfamide(pharmacology) A particular drug used in chemotherapy.ignimbrite(geology) A deposit left by a pyroclastic flow from a volcano, consisting of ash, pumice lapilli, and lithic fragments.ignorative(linguistics) Applied to certain linguistic constructs that express indefiniteness or indicate that something is unknown.ignoraunceObsolete form of ignorance.ignoscible(obsolete, rare) pardonableilaprazole(medicine) The proton pump inhibitor 2-[(RS)-[(4-methoxy-3-methylpyridin-2-yl)methyl]sulfinyl]-5-(1H-pyrrol-1-yl)-1H-benzimidazoleilepcimideA piperidine anticonvulsant.illaborate(obsolete) Unlaboured; done or produced lazily or without sufficient effort.illapsable(obsolete) Incapable of lapses or error.illaqueate(archaic) To grab; seize, or catch.illaudableNot laudable; unpraiseworthy.illegaliseNon-Oxford British English standard spelling of illegalize.illegalizeTo make illegal; to prohibit by law, to criminalize.illeviable(obsolete) Not leviable; incapable of being collected or imposed.illimitate(archaic) limitlessillimitudeSomething without limits; immensity or boundlessness.illistrateMisspelling of illustrate.illiterateUnable to read and write.illocutiveOf or pertaining to illocution.illucidateAlternative form of elucidate.illudalane(organic chemistry) Any of a class of sesquiterpenoids present in Basidiomycetes stereumilluminate(transitive) To shine light on something.illuminizeTo instil the doctrines or principles of the Illuminati.illustrate(figurative) To clarify something by giving, or serving as, an example or a comparison.ilmajokite(mineralogy) A monoclinic mineral containing barium, cerium, hydrogen, lanthanum, oxygen, silicon, sodium, and titanium.ilmenitite(mineralogy) A hypabyssal igneous rock composed of ilmenite with some pyrite, chalcopyrite, pyrrhotite, hypersthene and labradoriteimaginableAble to be imagined; conceivable.imbeddableAlternative form of embeddable.imipramine(pharmacology) A synthetic compound (trademark Tofranil) used to treat depression.imipridone(organic chemistry, medicine) Any of a group of heterocyclic amides that are anticancer agentsimiqualine(medicine) Any of a group of imidazoquinoxalines that have anticancer propertiesimmaculateHaving no blemish or stain; absolutely clean and tidy.immediableUnable to be mediated; irresolvable.immensible(obsolete) immeasurableimmergence(uncommon) Immersion.immersableAlternative form of immersible.immersibleNot susceptible to harm if immersed in water.immidazoleMisspelling of imidazole.immiscible(physics) Of two or more liquids that are not mutually soluble: unmixable.immiserate(transitive) To impoverish (someone); to make someone sink into misery.immiserizeSynonym of immiserate.immittance(physics, electronics) Either the impedance or the admittance of an electrical network, considered as alternatives.immobilise(British spelling) Alternative spelling of immobilize.immobilizeTo render motionless; to stop moving or stop from moving.immoderateNot moderate; excessive.immoraliseAlternative form of immoralize.immoralize(transitive) To corrupt; to make immoral.immortableAble to become immortal.immortelleAny of various papery flowers, often dried and used as decoration.immoveableAlternative form of immovable.immunocyte(immunology) A leukocyte that is able to induce an immune response by creating antibodies.immunogeneDescribing a combination of immunotherapy and gene therapyimmunopure(immunology) immunologically pure; triggering no immune response.immunotubeA tube, coated with antigens, used to isolate antibodiesimmunotypeThe form of a compound that has separate immunological characteristicsimpactableLikely to be impacted.impairableAble to be impaired.impalpableIncapable of being touched or felt; incorporeal, intangible.imparadise(transitive, poetic) To place in paradise; to put in a state like paradise; to make supremely happy.imparlance(law, obsolete) Time given to a party to talk or converse with his opponent, originally with the object of effecting, if possible, an amicable adjustment of the suit, but also used to obtain further time to plead or answer allegations.imparsoneeOnly used in parson imparsonee.impartableCapable of being imparted.impartanceArchaic form of impartation.impartiblenot partible; not subject to partition; indivisibleimpassable(of a route, terrain, etc.) Incapable of being passed over, crossed, or negotiated.impassibleUnable to feel emotion; impassive.impatienceThe quality of being impatient; lacking patience; restlessness and intolerance of delays; anxiety and eagerness, especially to begin something.impeccablePerfect, without faults, flaws or errorsimpeccanceAlternative form of impeccancy.impeditiveCausing or being a hindrance; impeding.impellenceThe condition of being impellentimpendenceAlternative form of impendency.imperativeEssential; crucial; extremely important.imperdible(obsolete) Not destructible.impetrable(obsolete) Capable of being obtained or influenced by petition.impingenceThe quality of being impingent.impinguate(obsolete) To fatten; to make fat.implacableNot able to be placated or appeased.implicableSynonym of impliable (“capable of being implied”).importableCapable of being imported.importanceThe quality or condition of being important or worthy of note.impossibleNot possible; not able to be done or happen.imposthume(obsolete) An abscess.impoundageThe act of impounding.impregnate(transitive) To cause to become pregnant.imprenableObsolete form of impregnable.impressiveMaking, or tending to make, a positive impression; having power to impress.impressure(obsolete) dent; impressionimprintome(genetics) A subset of a genome that contains only imprinted genesimprobableNot likely to be true.improvableCapable of being improved.imprudence(uncountable) The quality or state of being imprudent; lack of prudence, caution, discretion or circumspection.impugnableThat can be impugned; open to (verbal) attack, open to question.impunctate(anatomy) Not punctate; not marked by spots, dots, points, or punctures.impunitiveRelating to impunityimputativeOf, related, or pertaining to imputation.inaccurateMistaken or incorrect; not accurate.inactivate(transitive) To make inactive.inadequateNot adequate; lacking in quality or quantity required; insufficient for a purpose.inagitableFree from agitation.inamicableNot amicable; unfriendly or hostile.inamrinoneA type 3 pyridine phosphodiesterase inhibitor used to treat congestive heart failure.inappositeinappropriate, not suitable for the situationinaptitudeThe quality of being inapt.inarguableNot arguable; certain, incontestable or incontrovertible.inaugurateTo induct (someone) into a dignity or office with a formal ceremony.inbearable(non-native speakers' English) Misconstruction of unbearable.incandesce(ambitransitive) To make or become incandescent, especially by the application of heat.incarcereea prisoner; someone incarceratedincelibateUnchaste, practicing incelibacy.incerative(rare) Cleaving or sticking like wax.incessableContinual; incessant.incessanceThe quality of being incessant.incestlikeresembling incestinchoativeInitial; as yet unformed; inchoate.incinerate(transitive) To destroy by burning.incipienceA beginning, or first stage.inclinableCapable of being inclined or tilted.inclosableAlternative form of enclosable.includableOne who or that which is eligible to be included.includence(psychiatry) The withdrawal of a person within a routine that they cannot escape, a forerunner of pathological melancholia.includibleSuitable or available for inclusion.inclusible(rare) Suitable for inclusion.incompleteNot complete; not finished.inconcinne(obsolete) dissimilar; incongruous; unsuitableincoronate(rare, poetic) Crowned.incrassate(ambitransitive, now rare) To thicken, condense.incredible(literal) Too implausible to be credible; beyond belief.incremable(obsolete, rare) Incombustible; resistant to being burnt.incremence(rare) Incremental growth.incrustate(archaic) To encrust.incubativeOf or pertaining to incubation.incubiture(obsolete) incubationinculpableNot culpable; immune from liability.incurrableThat can be incurred.incurrencethe act of incurring somethingindagative(obsolete) Searching; exploratory; investigative.indandione(organic chemistry) Either of two isomeric diketones derived from indaneindanidineAn alpha-adrenergic agonist.indanocine(organic chemistry) An indanone that selectively induces apoptosis in some cancer cellsindapamide(medicine) A particular sulphonamide diuretic drugindazolone(chemistry) An unstable bicyclic heterocycle derived from indazole that has analgesic, sedative, and spasmolytic properties.indecisiveOf a person, not decisive, not marked by promptness or decision.indefiable(uncommon) undefiableindefiniteWithout limit; forever, or until further notice; not definite.indelicateImproper or immodest.indemniteeA person protected by, or benefiting from, an indemnity.indeniable(dated) undeniableindentableCapable of being indented.indentureeA person who is indentured (bound under a contract).indentwiseCut so that the two cut pieces fit together in an interlocking fashion, like a traditional indenture document.indianaite(mineralogy) A variety of halloysite found in Indiana.indicamineSynonym of lagerstroemine.indicativeServing as a sign, indication or suggestion of something.indicoliteAn indigo-blue variety of tourmaline.indicosideA particular steroid glycoside.indictableSubjecting one to an indictment. (of an act)indigeniseAlternative form of indigenize.indigenizeTo bring something under the control or influence of an indigenous people.indigirite(mineralogy) A monoclinic snow white mineral containing aluminum, carbon, hydrogen, magnesium, and oxygen.indigitate(obsolete) To proclaim, declare.indigodineMisspelling of indigoidine.indigoliteAlternative form of indicolite.indigotate(organic chemistry) Any salt or ester of indigotic acidindigotineAlternative form of indigotin.indiscreteNot discrete mathematically.indiwiddle(humorous, dated) Pronunciation spelling of individual, representing Victorian London English.indoctrineArchaic form of indoctrinate.indogenide(organic chemistry) Any of the derivatives of indogen that contain that group as a nucleus.indolamine(organic chemistry) Any amine derivative of indole, but especially the neurotransmitter serotonin.indolenine(organic chemistry) A bicyclic heterocycle that is an isomer of indole, the double bond of the pyrrole ring being between the nitrogen atom and one of the carbon atoms rather than between the two carbon atoms. A synonym of "3H-indole".indolinone(organic chemistry) Either of two isomeric ketones derived from indoline; any derivative of these compoundsindolizine(organic chemistry) A bicyclic heterocycle that is an isomer of indoleindorenateA tryptamine derivative with anxiolytic, antihypertensive and anorectic effects.indorsableArchaic spelling of endorsable.indubitateNot questioned or doubtful; evident; certain.induceableCapable of being induced.inductance(physics) The property of an electric circuit by which a voltage is induced in it by a changing magnetic field.indulgenceThe act of indulging.indulgiate(transitive, obsolete, rare) To indulge.indurativeRelating to, causing, or marked by induration or hardening.induratizeTo make or become hard-hearted.ineducableIncapable of being educated; not educable.ineleganceThe state or quality of being inelegant; lack of grace, refinement, beauty, or polish in language, composition, or manners.inelidableUnable to be elided (omitted).ineligibleNot eligible; forbidden to do something.ineludibleIncapable of being eluded or evaded.ineptitudeThe quality of being inept.inerasableThat cannot be erased.inertiniteOxidized organic material or fossilized charcoal, found as tiny flakes within sedimentary rocks.inertitude(dated) Inertness; inertia.inevasibleImpossible to evade.inevidence(obsolete) Lack of evidence; obscurity or unclarityinevitableImpossible to avoid or prevent.inexorableImpossible to prevent or stop; inevitable.inexpiableThat cannot be expiated or atoned for; unforgivable.inexposureA lack of exposure; the state of not being exposed.infallibleA person who, or an object or process that, is taken as being infallible.infantcareThe act of supervising and taking care of infants.infarctiveRelating to infarctioninfectableAble to infect or to become infectedinfectibleAble to be infected; capable of infection.infeminineAlternative form of unfeminine.inferrableAlternative spelling of inferable.inferrenceMisspelling of inference.inferribleSynonym of inferable.infibulateTo perform infibulation (on)infiltrate(ambitransitive) To surreptitiously penetrate, enter or gain access to.infinitate(transitive) To make infinite.infinitive(grammar) The infinitive mood or mode (a grammatical mood).infinitize(transitive) To make infinite.infinitudeThe state or quality of being infinite or having no limit.inflammage(intransitive) To age or accelerate in age-like symptoms due to the effects of inflammation.inflammomeThe sum of inflammatory responses in a given contextinflatableAble to be inflated or blown up.inflective(grammar) Inflectional; characterized by variation, or change in form, to mark case, tense, etc.; subject to inflection.inflexibleNot flexible; not capable of bending or being bent.inflictiveOf, pertaining to or causing inflictioninfluencee(rare) A person or thing that is influenced by another person or thing.infosphere(computing) The sphere of digital information.infultrateMisspelling of infiltrate.infungiblenot fungible, not capable of being exchanged easily.infuriable(very rare) Tending to fury; capable of being infuriated.ingeminate(transitive) To say (a statement, word etc.) two or more times; to reiterate, to emphasize through repetition.ingenerate(now rare) Innate, inborn.ingestableAlternative form of ingestible.ingestibleCapable of being ingested.ingratiate(reflexive) To bring oneself into favour with someone by flattering or trying to please them; to insinuate oneself; to worm one's way in.ingressiveGoing or directed inward, entering.ingustable(obsolete) tasteless; insipidinhabitate(obsolete) To inhabit.inhabitive(phrenology) Having a propensity towards permanent residence in a place or abode; fond of home and country.inhalativePertaining to or administered by inhalationinhibitivethat inhibitsinimicable(rare) Synonym of inimical (“harmful, hostile”).inimitableBeyond imitation, surpassing all others; matchless.initialiseNon-Oxford British English standard spelling of initialize.initializeTo assign initial values to something.initiative(US) In which voter initiatives can be brought to the ballot.injectable(pharmacy) Capable of being (or designed to be) injected.injectibleAlternative form of injectable.injunctive(grammar, countable) A verbal lexeme in injunctive mood.inlapidate(archaic, transitive) To convert into a stony substance; to petrify.inlineableAlternative form of inlinable.inmarriageMarrying inside one’s own ethnic, religious, or social group.innoculateAlternative spelling of inoculate.innominateHaving no name, nameless, unnamed; anonymous.innovativeCharacterized by the creation of new ideas or inventions.innumerateLacking numeracy.inocculateObsolete form of inoculate.inoculableCapable of being inoculated.inoperable(surgery) Incapable of being successfully operated on.inopinable(obsolete) Not to be expected; inconceivable.inordinateExcessive; unreasonable or inappropriate in magnitude.inorganizeTo disrupt the organization of; disorganize.inosculate(transitive) To homogenize; to make continuous.inoxidable(archaic) Synonym of unoxidizable.inpatriateOf or relating to people who are inpatriates, or to inpatriation.inpossibleObsolete spelling of impossible.inproquoneAn antineoplastic drug.inputtable(rare) Capable of being input.inquietudeA condition of being restless, uneasy or nervous.inquirableCapable of being inquired into; subject or liable to inquisition or inquest.inquirance(obsolete) Inquiry.inquisible(obsolete) admitting inquiry, capable of being inquired intoinquisiteeOne who is being questioned or interrogated.insalivate(transitive) To mix with saliva, as when eating.insatiableNot satiable; incapable of being satisfied or appeased; very greedy.insectlikeResembling an insect in any of various attributes such as form, behavior, or soundinseminateTo sow (to disperse or plant seeds).insensibleUnable to be perceived by the senses.inseparate(rare) Not separate; together, united, undivided.insertableAble to be inserted; able to be put into something else.inshurance(eye dialect) insuranceinsimulate(transitive, obsolete) To accuse.insipience(archaic) stupidity; follyinsistanceMisspelling of insistence.insistenceThe state of being insistent.insizwaite(mineralogy) An isometric-diploidal tin white mineral containing antimony, bismuth, and platinum.insociableNot sociable or companionable.insolvableImpossible to solve; insoluble.inspectiveEngaged in inspection; involving inspection.inspirableAble to be inspired.inspissate(transitive) To thicken a fluid, in the sense of making it more viscous, especially by boiling, evaporation, or condensation; to condense.instantize(transitive) To process (milk powder) into an "instant" version that is very easy for the consumer to reconstitute.instantlieObsolete form of instantly.instaurate(transitive) To renew or renovate.instillateA fluid injected or infused into the bodyinstructeeA person being instructed.insufflate(transitive) To breathe or blow into or on.insuitableObsolete form of unsuitable.insularine(organic chemistry) An amorphous alkaloid found in Cyclea insularis.insularize(transitive) To make insular.insulativeServing to insulate.insulinase(biochemistry) Any enzyme that inactivates insulininsulinize(transitive) To treat with insulin.insultableCapable of being insulted.insuraunceObsolete form of insurance.insurgenceAn uprising or rebellion; an insurrection.intactableNot perceptible by touch.intactible(archaic) Not perceptible to the touch.intangibleIncapable of being perceived by the senses; incorporeal.intastable(archaic) Incapable of being tasted.integrableAble to be integrated.intemerate(rare) Pure, undefiled, chaste.intendable(chiefly philosophy) Capable of being intended.intendanceAlternative form of intendancy.intenerate(transitive) To soften; tenderize.interacteeThe subject of an interaction; a person or thing that is interacted with.interankleBetween ankles.interbladeBetween blades (typically, of a turbine)intercasteBetween different castes.intercladeBetween cladesintercloneBetween clonesinterclose(transitive, obsolete) To shut in; to enclose.interclude(transitive) To cut off or shut off (something) from a course or place, by something intervening; to intercept, to interrupt.intercycleBetween cyclesinteresseeA person possessing a legal interest in something.interfibreAlternative form of interfiber.interfluve(geology) The region of higher land between two connected river valleys.interforceBetween forces (military, etc.)interframe(signal processing) A video frame which is compressed to express only the change from a reference frame.intergradeTo pass or change from one state to another by steps or stages.intergrateMisconstruction of integrate.interhouseBetween houses.interjudgeBetween judges.interlapse(obsolete) The time between two events.interleave(transitive) To insert (pages, which are normally blank) between the pages of a book.intermouseBetween (experimental) miceinternableAble to be interned.internunceObsolete form of internuncio.interpauseAn intermissioninterphase(biology) The stage in the life cycle of a cell between two successive mitotic or meiotic divisions.interphoneSynonym of intercom.interpieceBetween pieces.interplaceTo place between or among.interplaneBetween planes.interplate(of seismic activity, geology) between tectonic platesinterplume(astronomy) Between plumes.interpreteMisspelling of interpret.interprime(mathematics) The mean of two consecutive odd primesinterpulseBetween pulses.interrhyme(intransitive) To rhyme with each other.interridgeBetween ridges.interrogeeSynonym of interrogatee.interscaleBetween scalesintersceneBetween scenes.intershine(rare) To shine among or between.intersliceBetween slices.interslopeBetween slopesinterspaceA space or interval between two things; an intersticeinterspikeBetween spikes on a graph.interspineBetween spines.interstageBetween stages.interstate(US) A freeway that is part of the Interstate Highway System.interstice(figurative) A fragment of space.intertitle(cinematography) A piece of static text inserted into the film to provide context or other information.intertrade(intransitive) To trade with each other; to engage in mutual trading.intertribeAlternative form of intertribal.intertrudeTo intrude; To force or thrust intointertwineTo twine (things) together.interunite(ambitransitive) To unite together; to undergo, or cause to undergo, interunion.interveneeOne who is intervened upon.intervenue(obsolete) interposition, the insertion of something between others.intervolve(rare) To involve one with another.interweave(transitive) To combine (things) through weaving.interwhite(sociology) Between (groups of) white people.intestable(law) Not legally permitted to make a will, as by reason of being under the age of majority or mentally incompetent.inthronize(obsolete) To enthrone.intimidate(transitive) To make timid or afraid; to cause to feel fear or nervousness; to deter, especially by threats of violence.intitulate(archaic) To entitle.intoxicateTo stupefy by doping with chemical substances such as alcohol.intracasteWithin a single caste.intraclade(biology) Within a clade, or monophyletic taxonintracrine(biochemistry, of a hormone) Acting inside a cell.intractileNot tractile; incapable of being drawn out or extended.intracycleWithin a cycleintraframe(signal processing) A video frame that does not depend on any other frame for rendering, but simply presents a fixed image. Usually subject to spatial compression.intrajudge(sciences) Within the evaluations of a single judge.intramouseWithin an (experimental) mouseintrapauseWithin / during a pauseintraphase(chemistry, physics) Within a phaseintraplaneWithin a planeintraplate(geology) Taking place within a single tectonic plate.intrapulseWithin a pulseintraspikeWithin a spike (of voltage, etc.).intrastateWithin a sovereign state or country.intrawhiteAmong white people.intreasure(transitive, obsolete, poetic) To store or hoard (something valuable)intricable(obsolete) Intricate, entangled.intrigante(dated) A female intriguer.introduceeOne who is introduced to another person.introitive(obsolete, rare) Tending inward.introscopeAn optical device similar to an endoscope, used in various industrial settings such as checking jet engines for cracks, observing nuclear reactors for cracks, or measuring the fat layer on a meat carcass.intrudableThat can form an intrusion.intrudance(archaic) intrusionintuitableCapable of being intuitively sensed or understood.inulobiose(biochemistry) The disaccharide D-fructosyl-2,1-alpha-D-fructoseinundativeRelating to, or causing inundationinvadopodeAlternative form of invadopodium.invadosomeAny of several actin-rich adhesion structures including the podosomes and invadopodiainvaginate(biology) sheathedinvalidateTo make invalid. Especially applied to contract law.invaluableHaving great or incalculable value.invariableNot variable; unalterable; uniform; always having the same value.invarianceThe property of being invariant.invasivoreA person who makes a point of eating invasive species in an effort to reduce their ecological impact.invendibleNot vendible or saleable.inventableCapable of being invented.inventibleAlternative form of inventable (“capable of being invented”).invertableAlternative form of invertible.invertibleCapable of being inverted or turned.investable(finance) Able to be invested; ready for investment; liquid.investibleThat can be invested.inveterateFirmly established from having been around for a long time; of long standing.invigilate(UK, Canada, ambitransitive) To oversee a test or exam.invigorate(transitive) To impart vigor, strength, or vitality to.invincibleImpossible to defeat, destroy, or kill; too powerful to be defeated or overcome.inviolableNot violable; not to be infringed.invocativeServing to invoke.involutive(mathematics) Being an involution.iobenguaneAn aralkylguanidine analog of norepinephrine, typically used as a radiopharmaceutical.iodhydrateAlternative form of iodohydrate.iodobutane(organic chemistry) Any of several isomeric compounds formally produced from a butane by replacing a hydrogen atom with one of iodineiodoethane(organic chemistry) The aliphatic halogenated hydrocarbon C₂H₅I that is used in organic synthesis to introduce an ethyl group into compoundsiodoethene(organic chemistry) Any iodo derivative of etheneiodoketone(organic chemistry) Any iodo derivative of a ketoneiodosilane(chemistry) A chemical compound of silicon, hydrogen, and iodine.iofetamineA lipid-soluble amine and radiopharmaceutical drug used in cerebral blood perfusion imaging.iometopaneA phenyltropane-based psychostimulant used mainly in research.ionomycineAlternative form of ionomycin.ionosphereThe similar region of the atmosphere of another planet.ipconazoleA particular fungicide.ipidacrine(pharmacology) An anticholinergic drug.ipomeanine(organic chemistry) A diketone derivative of furan, produced by Ceratostomella fimbriata, a mold that grows on sweet potato, 1-(furan-3-yl)pentane-1,4-dioneipsalazide(pharmacology) A nonsteroidal anti-inflammatory drug.ipsapironeAn azapirone with anxiolytic and antidepressant properties.iquiqueite(mineralogy) A trigonal-ditrigonal pyramidal yellow mineral containing boron, chromium, hydrogen, magnesium, oxygen, potassium, and sodium.iridectome(surgery) A cutting instrument used in performing an iridectomy.iridiphoreAlternative form of iridophore.iridophore(histology) iridocyteiridosmineA native compound of iridium and osmium.irindaloneA serotonin antagonist.irradianceThe act of irradiating; emission of rays of light.irradicate(archaic, literal or figurative) to root deeplyirregulate(transitive) to make irregular; to disorderirrelativeHaving no relations to each other; unrelated.irreliable(uncommon) unreliableirremeable(obsolete) Admitting no return, from which one cannot return.irreparate(rare) irreparableirresoluteUndecided or unsure how to act.irrigativeRelating to irrigation.irritative(medicine) serving to excite or irritateisabelline(chiefly of animals) Coloured a greyish yellow.isaglidoleAn antidiabetic drug.ischiocele(medicine) hernia through the sciatic notchisindazole(organic chemistry) Any of a series of compounds isomeric with alkyl indazoles.islandlikeResembling or characteristic of an island.islandwideExtending throughout an island.isoamidoneisomethadoneisoaminileA drug, structurally related to methadone, with antitussive and anticholinergic effects.isoamylase(biochemistry) An enzyme, glycogen 6-alpha-D-glucanohydrolase, that catalyses the hydrolysis of (1->6)-alpha-D-glucosidic branch linkages in glycogen, amylopectin and their beta-limit dextrins.isoamylenetrimethylethyleneisoanabase(geology) An isobase of equal upheaval.isoasarone(organic chemistry) An isomer of asarone 2,4,5-trimethoxyphenyl-1-propeneisoboldine(organic chemistry) The alkaloid (6aS)-2,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-1,9-diol.isocedrane(organic chemistry) An isomer of the sesquiterpene cedrane that is used in the fragrance industryisochimene(dated) An isocheim.isocitrateAny salt or ester of isocitric acidisoclasite(mineralogy) A hydrated basic calcium phosphateisocyanate(chemistry) the univalent radical -N=C=O (tautomeric with cyanate), and any of its hydrocarbyl derivatives R-N=C=Oisocyanide(organic chemistry) The isomer HN⁺C⁻ of hydrocyanic acid HCN.isodaucene(organic chemistry) The sesquiterpene (8aS)-6,8a-dimethyl-3-prop-1-en-2-yl-2,3,3a,4,5,8-hexahydro-1H-azuleneisodiazene(organic chemistry) Any of a class of organic nitrogen compounds, related to carbenes, whose structure can be represented as R₂NN: R₂N⁺=N⁻.isodulcite(organic chemistry) A white crystalline sugar-like substance obtained by the decomposition of certain glucosides, and intermediate in nature between the hexacid alcohols (dulcite, mannite, etc.) and the glucoses.isoenhance(transitive) To produce isoenhancement.isoentrope(physics) A region having equal entropy throughout, or a curve joining points of equal entropy.isoetarineA selective beta2-adrenergic receptor agonist used to treat bronchospasm and asthma.isoflavane(biochemistry) Any of a certain class of isoflavonoidsisoflavene(organic chemistry) Any of a class of isoflavonoids related to isoflavanes but with a double bond in ring-Bisoflavone(organic chemistry) Any of a class of polyphenolic phytoestrogens found in soybeans and similar plants that may have beneficial health properties.isoflurane(pharmacology) A halogenated ether, 2-chloro-2-(difluoromethoxy)-1,1,1-trifluoroethane, that is used as an inhalation anesthetic.isoglucoseHigh fructose corn syrup.isoguanine(organic chemistry) The isomer of guanine 6-amino-1,7-dihydropurin-2-oneisointense(chiefly medicine) Having the same intensity as another object.isolatableAble to be isolated.isoleucine(biochemistry) An essential amino acid, C₆H₁₃NO₂, isomeric with leucine, found in most animal proteins.isomaltase(biochemistry) An enzyme that catalyzes the hydrolysis of isomaltose and related dextrinsisomaltose(biochemistry) An isomer of maltose (linked α1-6 rather than α1-4); brachyoseisoneotype(taxonomy) A duplicate specimen of a neotype.isonitrile(obsolete, chemistry) isocyanideisopentane(organic chemistry) An aliphatic hydrocarbon with the chemical structure CH₂CH₂CH(CH₃)₂; isomeric with pentane and neopentane.isopentene(organic chemistry) Any isomer of n-pentene (cis- or trans-2-pentene, methyl-butene &c)isopeptide(chemistry) A compound of two or more amino acids (a peptide) in which an amide link involves an amino group not in the alpha- positionisophorone(chemistry) An α,β-unsaturated cyclic ketone, a colourless to yellowish liquid with a characteristic smell, used as a solvent and as an intermediate in organic synthesis.isoprazoneA nonsteroidal anti-inflammatory drug.isosafrole(organic chemistry) An aromatic compound, a precursor for MDP2P which is converted into the psychoactive drug MDMA or ecstasy, found in small amounts in essential oils but more commonly obtained by isomerizing safrole.isosorbide(organic chemistry) A bicyclic derivative of furan whose nitrates are used as vasodilatorsisosurface(computer graphics, geometry) A surface that represents points of a constant value within a volume of spaceisotropize(ambitransitive) To make or to become isotropic.isovoltageA line of a chart linking places of equal voltageisradipine(pharmacology) A calcium channel blocker of the dihydropyridine class.isthmocele(surgery) A scar defect that results from a cesarean sectionitemisableAlternative form of itemizable.itemizableCapable of being itemized.itinerance(physics) The (often chaotic) movement of electrons through a materialivabradine(pharmacology) A medication used for the symptomatic management of stable angina pectoris.ivoqualineAn antidepressant drug.