| Words | Parts of Speech | Meaning/Definition/Similar Words |
|---|---|---|
| iatrochemist | noun | A physician who explained or treated diseases upon chemical principles; one who practiced iatrochemistry. |
| iceland moss | A kind of lichen (Cetraria Icelandica) found from the Arctic regions to the North Temperate zone. It furnishes a nutritious jelly and other forms of food, and is used in pulmonary complaints as a demulcent. | |
| iceland spar | A transparent variety of calcite, the best of which is obtained in Iceland. It is used for the prisms of the polariscope, because of its strong double refraction. Cf. Calcite. | |
| ichnographic | adjective | Alt. of Ichnographical |
| ichnological | adjective | Of or pertaining to ichnology. |
| ichthyocolla | noun | Fish glue; isinglass; a glue prepared from the sounds of certain fishes. |
| ichthyolatry | noun | Worship of fishes, or of fish-shaped idols. |
| ichthyologic | adjective | Alt. of Ichthyological |
| ichthyomancy | noun | Divination by the heads or the entrails of fishes. |
| ichthyopsida | noun pl. | A grand division of the Vertebrata, including the Amphibia and Fishes. |
| ichthyosauri | plural | of Ichthyosaurus |
| iconoclastic | adjective | Of or pertaining to the iconoclasts, or to image breaking. |
| iconographer | noun | A maker of images. |
| iconographic | adjective | Of or pertaining to iconography., Representing by means of pictures or diagrams; as, an icongraphic encyclopaedia. |
| iconophilist | noun | A student, or lover of the study, of iconography. |
| idealization | noun | The act or process of idealizing., The representation of natural objects, scenes, etc., in such a way as to show their most important characteristics; the study of the ideal. |
| identifiable | adjective | Capable of being identified. |
| ideographics | noun | The system of writing in ideographic characters; also, anything so written. |
| idiocratical | adjective | Peculiar in constitution or temperament; idiosyncratic. |
| idioelectric | adjective | Electric by virtue of its own peculiar properties; capable of becoming electrified by friction; — opposed to anelectric., An idioelectric substance. |
| idiomorphous | adjective | Having a form of its own., Apperaing in distinct crystals; — said of the mineral constituents of a rock. |
| idiomuscular | adjective | Applied to a semipermanent contraction of a muscle, produced by a mechanical irritant. |
| idiopathetic | adjective | Idiopathic. |
| idiopathical | adjective | Pertaining to idiopathy; characterizing a disease arising primarily, and not in consequence of some other disease or injury; — opposed to symptomatic, sympathetic, and traumatic. |
| idiosyncrasy | noun | A peculiarity of physical or mental constitution or temperament; a characteristic belonging to, and distinguishing, an individual; characteristic susceptibility; idiocrasy; eccentricity. |
| idolatrizing | present participle & vb. noun | of Idolatrize |
| idolatrously | adverb | In a idolatrous manner. |
| ignis fatuus | A phosphorescent light that appears, in the night, over marshy ground, supposed to be occasioned by the decomposition of animal or vegetable substances, or by some inflammable gas; — popularly called also Will-with-the-wisp, or Will-o’-the-wisp, and Jack-with-a-lantern, or Jack-o’-lantern., Fig.: A misleading influence; a decoy. | |
| illacrymable | adjective | Incapable of weeping. |
| illaqueating | present participle & vb. noun | of Illaqueate |
| illaqueation | noun | The act of catching or insnaring., A snare; a trap. |
| illegalities | plural | of Illegality |
| illegalizing | present participle & vb. noun | of Illegalize |
| illegibility | noun | The state or quality of being illegible. |
| illegitimacy | noun | The state of being illegitimate. |
| illegitimate | adjective | Not according to law; not regular or authorized; unlawful; improper., Unlawfully begotten; born out of wedlock; bastard; as, an illegitimate child., Not legitimately deduced or inferred; illogical; as, an illegitimate inference., Not authorized by good usage; not genuine; spurious; as, an illegitimate word., To render illegitimate; to declare or prove to be born out of wedlock; to bastardize; to illegitimatize. |
| illiberalism | noun | Illiberality. |
| illiberality | noun | The state or quality of being illiberal; narrowness of mind; meanness; niggardliness. |
| illiberalize | verb t. | To make illiberal. |
| illimitation | noun | State of being illimitable; want of, or freedom from, limitation. |
| illiteracies | plural | of Illiteracy |
| illiterature | noun | Want of learning; illiteracy. |
| ill-mannered | adjective | Impolite; rude. |
| ill-nurtured | adjective | Ill-bred. |
| ill-tempered | adjective | Of bad temper; morose; crabbed; sour; peevish; fretful; quarrelsome., Unhealthy; ill-conditioned. |
| illuminating | present participle & vb. noun | of Illuminate, Giving or producing light; used for illumination. |
| illumination | noun | The act of illuminating, or supplying with light; the state of being illuminated., Festive decoration of houses or buildings with lights., Adornment of books and manuscripts with colored illustrations. See Illuminate, v. t., 3., That which is illuminated, as a house; also, an ornamented book or manuscript., That which illuminates or gives light; brightness; splendor; especially, intellectual light or knowledge., The special communication of knowledge to the mind by God; inspiration. |
| illuminatism | noun | Illuminism. |
| illuminative | adjective | Tending to illuminate or illustrate; throwing light; illustrative. |
| illuministic | adjective | Of or pertaining to illuminism, or the Illuminati. |
| illuminizing | present participle & vb. noun | of Illuminize |
| illusionable | adjective | Liable to illusion. |
| illusiveness | noun | The quality of being illusive; deceptiveness; false show. |
| illustrating | present participle & vb. noun | of Illustrate |
| illustration | noun | The act of illustrating; the act of making clear and distinct; education; also, the state of being illustrated, or of being made clear and distinct., That which illustrates; a comparison or example intended to make clear or apprehensible, or to remove obscurity., A picture designed to decorate a volume or elucidate a literary work. |
| illustrative | adjective | Tending or designed to illustrate, exemplify, or elucidate., Making illustrious. |
| illustratory | adjective | Serving to illustrate. |
| imbastardize | verb t. | To bastardize; to debase. |
| imbecilitate | verb t. | To weaken, as to the body or the mind; to enfeeble. |
| imbecilities | plural | of Imbecility |
| imbitterment | noun | The act of imbittering; bitter feeling; embitterment. |
| imitableness | noun | The state or quality of being imitable; worthness of imitation. |
| imitatorship | noun | The state or office of an imitator. |
| immaterially | adverb | In an immaterial manner; without matter or corporeal substance., In an unimportant manner or degree. |
| immatureness | noun | The state or quality of being immature; immaturity. |
| immeasurable | adjective | Incapble of being measured; indefinitely extensive; illimitable; immensurable; vast. |
| immeasurably | adverb | In an immeasurable manner or degree. |
| immechanical | adjective | Not mechanical. |
| immemorially | adverb | Beyond memory. |
| immensurable | adjective | Immeasurable. |
| immersionist | noun | One who holds the doctrine that immersion is essential to Christian baptism. |
| immethodical | adjective | Not methodical; without method or systematic arrangement; without order or regularity; confused. |
| immoderately | adverb | In an immoderate manner; excessively. |
| immoderation | noun | Want of moderation. |
| immoralities | plural | of Immorality |
| immorigerous | adjective | Rude; uncivil; disobedient. |
| immortalized | imp. & past participle | of Immortalize |
| immovability | noun | The quality or state of being immovable; fixedness; steadfastness; as, immovability of a heavy body; immovability of purpose. |
| immutability | noun | The state or quality of being immutable; immutableness. |
| imparadising | present participle & vb. noun | of Imparadise |
| imparalleled | adjective | Unparalleled. |
| impardonable | adjective | Unpardonable. |
| impartialist | noun | One who is impartial. |
| impartiality | noun | The quality of being impartial; freedom from bias or favoritism; disinterestedness; equitableness; fairness; as, impartiality of judgment, of treatment, etc. |
| impassionate | adjective | Strongly affected., To affect powerfully; to arouse the passions of., Without passion or feeling. |
| impatronized | imp. & past participle | of Impatronize |
| impedimental | adjective | Of the nature of an impediment; hindering; obstructing; impeditive. |
| impenetrable | adjective | Incapable of being penetrated or pierced; not admitting the passage of other bodies; not to be entered; impervious; as, an impenetrable shield., Having the property of preventing any other substance from occupying the same space at the same time., Inaccessible, as to knowledge, reason, sympathy, etc.; unimpressible; not to be moved by arguments or motives; as, an impenetrable mind, or heart. |
| impenetrably | adverb | In an impenetrable manner or state; imperviously. |
| impenitently | adverb | Without repentance. |
| imperatively | adverb | In an imperative manner. |
| imperatorial | adjective | Commanding; imperative; authoritative., Of or pertaining to the title or office of imperator. |
| imperatorian | adjective | Imperial. |
| imperception | noun | Want of perception. |
| imperceptive | adjective | Unable to perceive. |
| impercipient | adjective | Not perceiving, or not able to perceive. |
| imperfection | adjective | The quality or condition of being imperfect; want of perfection; incompleteness; deficiency; fault or blemish. |
| imperforable | adjective | Incapable of being perforated, or bored through. |
| imperforated | adjective | Not perforated; having no opening or aperture. |
| imperialized | imp. & past participle | of Imperialize |
| imperiousnes | noun | The quality or state of being imperious; arrogance; haughtiness. |
| imperishable | adjective | Not perishable; not subject to decay; indestructible; enduring permanently; as, an imperishable monument; imperishable renown. |
| imperiwigged | adjective | Wearing a periwig. |
| impermanence | noun | Alt. of Impermanency |
| impermanency | noun | lack of permanence. |
| impersonally | adverb | In an impersonal manner. |
| impersonated | imp. & past participle | of Impersonate |
| impersonator | noun | One who impersonates; an actor; a mimic. |
| impertinence | noun | The condition or quality of being impertnent; absence of pertinence, or of adaptedness; irrelevance; unfitness., Conduct or language unbecoming the person, the society, or the circumstances; rudeness; incivility., That which is impertinent; a thing out of place, or of no value. |
| impertinency | noun | Impertinence. |
| impetiginous | adjective | Of the nature of, or pertaining to, impetigo. |
| impierceable | adjective | Not capable of being pierced; impenetrable. |
| impinguation | noun | The act of making fat, or the state of being fat or fattened. |
| implantation | noun | The act or process of implantating. |
| implicitness | noun | State or quality of being implicit. |
| impoisonment | noun | The act of poisoning or impoisoning. |
| imponderable | adjective | Not ponderable; without sensible or appreciable weight; incapable of being weighed., An imponderable substance or body; specifically, in the plural, a name formerly applied to heat, light, electricity, and magnetism, regarded as subtile fluids destitute of weight but in modern science little used. |
| importunable | adjective | Heavy; insupportable. |
| importunator | noun | One who importunes; an importuner. |
| imposingness | noun | The quality of being imposing. |
| imposthumate | verb t. | To apostemate; to form an imposthume or abscess., To affect with an imposthume or abscess., Imposthumated. |
| impostorship | noun | The condition, character, or practice of an impostor. |
| impoverished | imp. & past participle | of Impoverish |
| impoverisher | noun | One who, or that which, impoverishes. |
| impregnating | present participle & vb. noun | of Impregnate |
| impregnation | noun | The act of impregnating or the state of being impregnated; fecundation., The fusion of a female germ cell (ovum) with a male germ cell (in animals, a spermatozoon) to form a single new cell endowed with the power of developing into a new individual; fertilization; fecundation., That with which anything is impregnated., Intimate mixture; influsion; saturation., An ore deposit, with indefinite boundaries, consisting of rock impregnated with ore. |
| imprevalence | noun | Alt. of Imprevalency |
| imprevalency | noun | Want of prevalence. |
| improfitable | adjective | Unprofitable. |
| impropitious | adjective | Unpropitious; unfavorable. |
| impropriated | imp. & past participle | of Impropriate |
| impropriator | noun | One who impropriates; specifically, a layman in possession of church property. |
| improsperity | noun | Want of prosperity. |
| improsperous | adjective | Not prosperous. |
| improvidence | noun | The quality of being improvident; want of foresight or thrift. |
| improvisated | imp. & past participle | of Improvisate |
| improvisator | noun | An improviser, or improvvisatore. |
| imputability | noun | The quality of being imputable; imputableness. |
| inabstinence | noun | Want of abstinence; indulgence. |
| inabstracted | adjective | Not abstracted. |
| inaccessible | adjective | Not accessible; not to be reached, obtained, or approached; as, an inaccessible rock, fortress, document, prince, etc. |
| inaccuracies | plural | of Inaccuracy |
| inaccurately | adverb | In an inaccurate manner; incorrectly; inexactly. |
| inadaptation | noun | Want of adaptation; unsuitableness. |
| inadequation | noun | Want of exact correspondence. |
| inadmissible | adjective | Not admissible; not proper to be admitted, allowed, or received; as, inadmissible testimony; an inadmissible proposition, or explanation. |
| inadvertence | noun | Alt. of Inadvertency |
| inadvertency | noun | The quality of being inadvertent; lack of heedfulness or attentiveness; inattention; negligence; as, many mistakes proceed from inadvertence., An effect of inattention; a result of carelessness; an oversight, mistake, or fault from negligence. |
| inaffability | noun | Want of affability or sociability; reticence. |
| inaniloquent | adjective | Alt. of Inaniloquous |
| inaniloquous | adjective | Given to talking inanely; loquacious; garrulous. |
| inanitiation | noun | Inanition. |
| inappealable | adjective | Not admitting of appeal; not appealable. |
| inappeasable | adjective | Incapable of being appeased or satisfied; unappeasable. |
| inappellable | adjective | Inappealable; final. |
| inapplicable | adjective | Not applicable; incapable of being applied; not adapted; not suitable; as, the argument is inapplicable to the case. |
| inarticulate | adjective | Not uttered with articulation or intelligible distinctness, as speech or words., Not jointed or articulated; having no distinct body segments; as, an inarticulate worm., Without a hinge; — said of an order (Inarticulata or Ecardines) of brachiopods., Incapable of articulating. |
| inartificial | adjective | Not artificial; not made or elaborated by art; natural; simple; artless; as, an inartificial argument; an inartificial character. |
| inaudibility | noun | The quality of being inaudible; inaudibleness. |
| inaugurating | present participle & vb. noun | of Inaugurate |
| inauguration | noun | The act of inuagurating, or inducting into office with solemnity; investiture by appropriate ceremonies., The formal beginning or initiation of any movement, course of action, etc.; as, the inauguration of a new system, a new condition, etc. |
| inauguratory | adjective | Suitable for, or pertaining to, inauguration. |
| inauspicious | adjective | Not auspicious; ill-omened; unfortunate; unlucky; unfavorable. |
| incalculable | adjective | Not capable of being calculated; beyond calculation; very great. |
| incalescence | noun | The state of being incalescent, or of growing warm. |
| incalescency | noun | Incalescence. |
| incameration | noun | The act or process of uniting lands, rights, or revenues, to the ecclesiastical chamber, i. e., to the pope’s domain. |
| incandescent | adjective | White, glowing, or luminous, with intense heat; as, incandescent carbon or platinum; hence, clear; shining; brilliant. |
| incapability | noun | The quality of being incapable; incapacity., Want of legal qualifications, or of legal power; as, incapability of holding an office. |
| incapacitate | verb t. | To deprive of capacity or natural power; to disable; to render incapable or unfit; to disqualify; as, his age incapacitated him for war., To deprive of legal or constitutional requisites, or of ability or competency for the performance of certain civil acts; to disqualify. |
| incapacities | plural | of Incapacity |
| incarcerated | imp. & past participle | of Incarcerate |
| incarcerator | noun | One who incarcerates. |
| incatenation | noun | The act of linking together; enchaining. |
| incendiarism | noun | The act or practice of maliciously setting fires; arson. |
| incendiaries | plural | of Incendiary |
| incensurable | adjective | Not censurable. |
| inchambering | present participle & vb. noun | of Inchamber |
| incharitable | adjective | Uncharitable; unfeeling. |
| incinerating | present participle & vb. noun | of Incinerate |
| incineration | noun | The act of incinerating, or the state of being incinerated; cremation. |
| incito-motor | adjective | Inciting to motion; — applied to that action which, in the case of muscular motion, commences in the nerve centers, and excites the muscles to contraction. Opposed to excito-motor. |
| incivilities | plural | of Incivility |
| inclemencies | plural | of Inclemency |
| inclinnation | noun | The act of inclining, or state of being inclined; a leaning; as, an inclination of the head., A direction or tendency from the true vertical or horizontal direction; as, the inclination of a column, or of a road bed., A tendency towards another body or point., The angle made by two lines or planes; as, the inclination of the plane of the earth’s equator to the plane of the ecliptic is about 23ยก 28′; the inclination of two rays of light., A leaning or tendency of the mind, feelings, preferences, or will; propensity; a disposition more favorable to one thing than to another; favor; desire; love., A person or thing loved or admired., Decantation, or tipping for pouring. |
| incoagulable | adjective | Not coagulable. |
| incogitantly | adverb | In an incogitant manner. |
| incogitative | adjective | Not cogitative; not thinking; wanting the power of thought; as, a vegetable is an incogitative being. |
| incognizable | adjective | Not cognizable; incapable of being recognized, known, or distinguished. |
| incognizance | noun | Failure to cognize, apprehended, or notice. |
| incoherently | adverb | In an incoherent manner; without due connection of parts. |
| incoincident | adjective | Not coincident; not agreeing in time, in place, or principle. |
| in commendam | See Commendam, and Partnership in Commendam, under Partnership. | |
| incommixture | noun | A state of being unmixed; separateness. |
| incommodated | imp. & past participle | of Incommodate |
| incommodious | adjective | Tending to incommode; not commodious; not affording ease or advantage; unsuitable; giving trouble; inconvenient; annoying; as, an incommodious seat; an incommodious arrangement. |
| incommutable | adjective | Not commutable; not capable of being exchanged with, or substituted for, another. |
| incomparable | adjective | Not comparable; admitting of no comparison with others; unapproachably eminent; without a peer or equal; matchless; peerless; transcendent. |
| incompassion | noun | Want of compassion or pity. |
| incompatible | adjective | Not compatible; so differing as to be incapable of harmonious combination or coexistence; inconsistent in thought or being; irreconcilably disagreeing; as, persons of incompatible tempers; incompatible colors, desires, ambition., Incapable of being together without mutual reaction or decomposition, as certain medicines., An incompatible substance; esp., in pl., things which can not be placed or used together because of a change of chemical composition or of opposing medicinal qualities; as, the incompatibles of iron. |
| incompatibly | adverb | In an incompatible manner; inconsistently; incongruously. |
| incompetence | noun | Alt. of Incompetency |
| incompetency | noun | The quality or state of being incompetent; want of physical, intellectual, or moral ability; insufficiency; inadequacy; as, the incompetency of a child hard labor, or of an idiot for intellectual efforts., Want of competency or legal fitness; incapacity; disqualification, as of a person to be heard as a witness, or to act as a juror, or of a judge to try a cause. |
| incompetible | adjective | See Incompatible. |
| incompletely | adverb | In an incomplete manner. |
| incompletion | noun | Want of completion; incompleteness. |
| incompliable | adjective | Not compliable; not conformable. |
| incompliance | noun | The quality or state of being incompliant; unyielding temper; obstinacy., Refusal or failure to comply. |
| incomputable | adjective | Not computable. |
| inconcerning | adjective | Unimportant; trifling. |
| inconcinnity | noun | Want of concinnity or congruousness; unsuitableness. |
| inconcinnous | adjective | Not concinnous; unsuitable; discordant. |
| inconcludent | adjective | Not inferring a conclusion or consequence; not conclusive. |
| inconcluding | adjective | Inferring no consequence. |
| inconclusive | adjective | Not conclusive; leading to no conclusion; not closing or settling a point in debate, or a doubtful question; as, evidence is inconclusive when it does not exhibit the truth of a disputed case in such a manner as to satisfy the mind, and put an end to debate or doubt. |
| inconcoction | noun | The state of being undigested; unripeness; immaturity. |
| inconcurring | adjective | Not concurring; disagreeing. |
| inconformity | noun | Want of conformity; nonconformity. |
| inconfutable | adjective | Not confutable. |
| incongruence | noun | Want of congruence; incongruity. |
| inconnection | noun | Disconnection. |
| inconnexedly | adverb | Not connectedly; without connection. |
| inconsequent | adjective | Not following from the premises; not regularly inferred; invalid; not characterized by logical method; illogical; arbitrary; inconsistent; of no consequence. |
| inconsistent | adjective | Not consistent; showing inconsistency; irreconcilable; discordant; at variance, esp. as regards character, sentiment, or action; incompatible; incongruous; contradictory., Not exhibiting uniformity of sentiment, steadiness to principle, etc.; unequal; fickle; changeable. |
| inconsisting | adjective | Inconsistent. |
| inconsolable | adjective | Not consolable; incapable of being consoled; grieved beyond susceptibility of comfort; disconsolate. |
| inconsonance | noun | Alt. of Inconsonancy |
| inconsonancy | noun | Want of consonance or harmony of sound, action, or thought; disagreement. |
| inconstantly | adverb | In an inconstant manner. |
| incomsumable | adjective | Not consumable; incapable of being consumed, wasted, or spent. |
| inconsummate | adjective | Not consummated; not finished; incomplete. |
| incontiguous | adjective | Not contiguous; not adjoining or in contact; separate. |
| incontinence | noun | Alt. of Incontinency |
| incontinency | noun | Incapacity to hold; hence, incapacity to hold back or restrain; the quality or state of being incontinent; want of continence; failure to restrain the passions or appetites; indulgence of lust; lewdness., The inability of any of the animal organs to restrain the natural evacuations, so that the discharges are involuntary; as, incontinence of urine. |
| incontracted | adjective | Uncontracted. |
| inconvenient | adjective | Not becoming or suitable; unfit; inexpedient., Not convenient; giving trouble, uneasiness, or annoyance; hindering progress or success; uncomfortable; disadvantageous; incommodious; inopportune; as, an inconvenient house, garment, arrangement, or time. |
| inconversant | adjective | Not conversant; not acquainted; not versed; unfamiliar. |
| incoordinate | adjective | Not coordinate. |
| incorporally | adverb | Incorporeally. |
| incorporated | imp. & past participle | of Incorporate, United in one body; formed into a corporation; made a legal entity. |
| incorporator | noun | One of a number of persons who gets a company incorporated; one of the original members of a corporation. |
| incorporeity | noun | The quality of being incorporeal; immateriality. |
| incorrection | noun | Want of correction, restraint, or discipline. |
| incorrigible | adjective | Not corrigible; incapable of being corrected or amended; bad beyond correction; irreclaimable; as, incorrigible error., One who is corrigible; especially, a hardened criminal; as, the perpetual imprisonment of incorrigibles. |
| incorrigibly | adverb | In an incorrigible manner. |
| incorrodible | adjective | Incapable of being corroded, consumed, or eaten away. |
| incorruption | noun | The condition or quality of being incorrupt or incorruptible; absence of, or exemption from, corruption. |
| incorruptive | adjective | Incorruptible; not liable to decay. |
| incrassating | present participle & vb. noun | of Incrassate |
| incrassation | noun | The act or process of thickening or making thick; the process of becoming thick or thicker., The state of being incrassated or made thick; inspissation. |
| incrassative | adjective | Having the quality of thickening; tending to thicken., A substance which has the power to thicken; formerly, a medicine supposed to thicken the humors. |
| increasement | noun | Increase. |
| increasingly | adverb | More and more. |
| incriminated | imp. & past participle | of Incriminate |
| incrustation | noun | The act of incrusting, or the state of being incrusted., A crust or hard coating of anything upon or within a body, as a deposit of lime, sediment, etc., from water on the inner surface of a steam boiler., A covering or inlaying of marble, mosaic, etc., attached to the masonry by cramp irons or cement., Anything inlaid or imbedded. |
| incultivated | adjective | Uncultivated. |
| incumbencies | plural | of Incumbency |
| incumbrancer | noun | One who holds an incumbrance, or some legal claim, lien, or charge on an estate. |
| incurability | noun | The state of being uncurable; irremediableness. |
| indebtedness | noun | The state of being indebted., The sum owed; debts, collectively. |
| indecisively | adverb | Without decision. |
| indecorously | adverb | In an indecorous manner. |
| indefeasible | adjective | Not to be defeated; not defeasible; incapable of being annulled or made void; as, an indefeasible or title. |
| indefectible | adjective | Not defectible; unfailing; not liable to defect, failure, or decay. |
| indefeisible | adjective | Indefeasible. |
| indefensible | Not defensible; not capable of being defended, maintained, vindicated, or justified; unjustifiable; untenable; as, an indefensible fortress, position, cause, etc. | |
| indefensibly | adverb | In an indefensible manner. |
| indeficiency | noun | The state or quality of not being deficient. |
| indefinitely | adverb | In an indefinite manner or degree; without any settled limitation; vaguely; not with certainty or exactness; as, to use a word indefinitely. |
| indefinitude | noun | Indefiniteness; vagueness; also, number or quantity not limited by our understanding, though yet finite. |
| indehiscence | noun | The property or state of being indehiscent. |
| indelectable | adjective | Not delectable; unpleasant; disagreeable. |
| indeliberate | adjective | Done without deliberation; unpremeditated. |
| indelibility | noun | The quality of being indelible. |
| indelicacies | plural | of Indelicacy |
| indemnifying | present participle & vb. noun | of Indemnify |
| indenization | noun | The act of naturalizing; endenization. |
| indenizening | present participle & vb. noun | of Indenizen |
| independence | noun | The state or quality of being independent; freedom from dependence; exemption from reliance on, or control by, others; self-subsistence or maintenance; direction of one’s own affairs without interference., Sufficient means for a comfortable livelihood. |
| independency | noun | Independence., Doctrine and polity of the Independents. |
| indeprecable | adjective | Incapable or undeserving of being deprecated. |
| indeprivable | adjective | Incapable of being deprived, or of being taken away. |
| indetermined | adjective | Undetermined. |
| india rubber | See Caoutchouc. | |
| indicatively | adverb | In an indicative manner; in a way to show or signify. |
| indifference | noun | The quality or state of being indifferent, or not making a difference; want of sufficient importance to constitute a difference; absence of weight; insignificance., Passableness; mediocrity., Impartiality; freedom from prejudice, prepossession, or bias., Absence of anxiety or interest in respect to what is presented to the mind; unconcernedness; as, entire indifference to all that occurs. |
| indifferency | noun | Absence of interest in, or influence from, anything; unconcernedness; equilibrium; indifferentism; indifference. |
| indigestible | adjective | Not digestible; not readily soluble in the digestive juices; not easily convertible into products fitted for absorption., Not digestible in the mind; distressful; intolerable; as, an indigestible simile. |
| indigitating | present participle & vb. noun | of Indigitate |
| indigitation | noun | The act of pointing out as with the finger; indication. |
| indirectness | noun | The quality or state of being indirect; obliquity; deviousness; crookedness., Deviation from an upright or straightforward course; unfairness; dishonesty. |
| indiscipline | noun | Want of discipline or instruction. |
| indiscretion | noun | The quality or state of being indiscreet; want of discretion; imprudence., An indiscreet act; indiscreet behavior. |
| indisputable | adjective | Not disputable; incontrovertible; too evident to admit of dispute. |
| indissipable | adjective | Incapable o/ being dissipated. |
| indissoluble | adjective | Not dissoluble; not capable of being dissolved, melted, or liquefied; insoluble; as few substances are indissoluble by heat, but many are indissoluble in water., Incapable of being rightfully broken or dissolved; perpetually binding or obligatory; firm; stable, as, an indissoluble league or covenant. |
| indissolubly | adverb | In an indissoluble manner. |
| indistinctly | adverb | In an indistinct manner; not clearly; confusedly; dimly; as, certain ideas are indistinctly comprehended. |
| indivertible | adjective | Not to be diverted or turned aside. |
| individually | adverb | In an individual manner or relation; as individuals; separately; each by itself., In an inseparable manner; inseparably; incommunicably; indivisibly; as, individuallyhe same. |
| individuator | noun | One who, or that which, individuates. |
| indo-chinese | adjective | Of or pertaining to Indo-China (i. e., Farther India, or India beyond the Ganges). |
| indocibility | noun | The state of being indocible; indocibleness; indocility. |
| indoctrinate | verb t. | To instruct in the rudiments or principles of learning, or of a branch of learning; to imbue with learning; to instruct in, or imbue with, principles or doctrines; to teach; — often followed by in. |
| indo-english | adjective | Of or relating to the English who are born or reside in India; Anglo-Indian. |
| inductometer | noun | An instrument for measuring or ascertaining the degree or rate of electrical induction. |
| inductoriums | plural | of Inductorium |
| indulgential | adjective | Relating to the indulgences of the Roman Catholic Church. |
| industrially | adverb | With reference to industry. |
| ineffability | noun | The quality or state of being ineffable; ineffableness; unspeakableness. |
| ineffaceable | adjective | Incapable of being effaced; indelible; ineradicable. |
| ineffaceably | adverb | So as not to be effaceable. |
| ineffectible | adjective | Ineffectual; impracticable. |
| inefficiency | noun | The quality of being inefficient; want of power or energy sufficient; want of power or energy sufficient for the desired effect; inefficacy; incapacity; as, he was discharged from his position for inefficiency. |
| inelasticity | noun | Want of elasticity. |
| inelegancies | plural | of Inelegancy |
| ineloquently | adverb | Without eloquence. |
| inembryonate | adjective | Not embryonate. |
| inernarrable | adjective | Incapable of being narrated; indescribable; ineffable. |
| inequalities | plural | of Inequality |
| inequilobate | adjective | Unequally lobed; cut into lobes of different shapes or sizes. |
| ineradicable | adjective | Incapable of being /radicated or rooted out. |
| ineradicably | adverb | So as not to be eradicable. |
| inerrability | noun | Freedom or exemption from error; infallibility. |
| inescutcheon | noun | A small escutcheon borne within a shield. |
| inexactitude | noun | Inexactness; uncertainty; as, geographical inexactitude. |
| inexecutable | adjective | Incapable of being executed or performed; impracticable; infeasible. |
| inexhaustive | adjective | Inexhaustible. |
| inexpansible | adjective | Incapable of expansion, enlargement, or extension. |
| inexpectable | adjective | Not to be expected or anticipated. |
| inexpectedly | adverb | Unexpectedly. |
| inexpedience | noun | Alt. of Inexpediency |
| inexpediency | noun | The quality or state of being inexpedient; want of fitness; unsuitableness to the end or object; impropriety; as, the inexpedience of some measures. |
| inexperience | noun | Absence or want of experience; lack of personal and experimental knowledge; as, the inexperience of youth. |
| inexpertness | noun | Want of expertness or skill. |
| inexplicable | adjective | Not explicable; not explainable; incapable of being explained, interpreted, or accounted for; as, an inexplicable mystery. |
| inexplicably | adverb | In an inexplicable manner. |
| inexplorable | adjective | Incapable of being explored, searched out, or discovered. |
| inexpressive | adjective | Inexpressible., Without expression or meaning; not expressive; dull; unintelligent; as, an inexpressive countenance. |
| inexpugnable | adjective | Incapable of being subdued by force; impregnable; unconquerable. |
| inexpugnably | adverb | So as to be inexpugnable; in an inexpugnable manner. |
| inextensible | adjective | Not capable of being extended; not elastic; as, inextensible fibers. |
| inextirpable | adjective | Not capable of being extirpated or rooted out; ineradicable. |
| inextricable | adjective | Incapable of being extricated, untied, or disentangled; hopelessly intricate, confused, or obscure; as, an inextricable knot or difficulty; inextricable confusion., Inevitable. |
| inextricably | adverb | In an inextricable manner. |
| infabricated | adjective | Not fabricated; unwrought; not artificial; natural. |
| infamousness | noun | The state or quality of being infamous; infamy. |
| infanticidal | adjective | Of or pertaining to infanticide; engaged in, or guilty of, child murder. |
| infectiously | adverb | In an infectious manner. |
| infelicitous | adjective | Not felicitous; unhappy; unfortunate; not fortunate or appropriate in application; not well said, expressed, or done; as, an infelicitous condition; an infelicitous remark; an infelicitous description; infelicitous words. |
| infelicities | plural | of Infelicity |
| infesttation | noun | The act of infesting or state of being infested; molestation; vexation; annoyance. |
| infibulation | noun | The act of clasping, or fastening, as with a buckle or padlock., The act of attaching a ring, clasp, or frame, to the genital organs in such a manner as to prevent copulation. |
| infidelities | plural | of Infidelity |
| infiltrating | present participle & vb. noun | of Infiltrate |
| infiltration | noun | The act or process of infiltrating, as if water into a porous substance, or of a fluid into the cells of an organ or part of the body., The substance which has entered the pores or cavities of a body. |
| infiltrative | adjective | Of or pertaining to infiltration. |
| infiniteness | noun | The state or quality of being infinite; infinity; greatness; immensity. |
| inflammation | noun | The act of inflaming, kindling, or setting on fire; also, the state of being inflamed., A morbid condition of any part of the body, consisting in congestion of the blood vessels, with obstruction of the blood current, and growth of morbid tissue. It is manifested outwardly by redness and swelling, attended with heat and pain., Violent excitement; heat; passion; animosity; turbulence; as, an inflammation of the mind, of the body politic, or of parties. |
| inflammative | adjective | Inflammatory. |
| inflammatory | adjective | Tending to inflame, kindle, or irritate., Tending to excite anger, animosity, tumult, or sedition; seditious; as, inflammatory libels, writings, speeches, or publications., Accompanied with, or tending to cause, preternatural heat and excitement of arterial action; as, an inflammatory disease. |
| inflationist | noun | One who favors an increased or very large issue of paper money. |
| inflectional | adjective | Of or pertaining to inflection; having, or characterized by, inflection. |
| informidable | adjective | Not formidable; not to be feared or dreaded. |
| inframundane | adjective | Lying or situated beneath the world. |
| infraorbital | adjective | Below the orbit; as, the infraorbital foramen; the infraorbital nerve. |
| infraspinate | adjective | Alt. of Infraspinous |
| infraspinous | adjective | Below the spine; infraspinal; esp., below the spine of the scapula; as, the infraspinous fossa; the infraspinate muscle. |
| infrasternal | adjective | Below the sternum; as, the infrasternal depression, or pit of the stomach. |
| infrequently | adverb | Not frequently; rarely. |
| infringement | noun | The act of infringing; breach; violation; nonfulfillment; as, the infringement of a treaty, compact, law, or constitution., An encroachment on a patent, copyright, or other special privilege; a trespass. |
| infundibular | adjective | Alt. of Infundibulate |
| infundibulum | noun | A funnel-shaped or dilated organ or part; as, the infundibulum of the brain, a hollow, conical process, connecting the floor of the third ventricle with the pituitary body; the infundibula of the lungs, the enlarged terminations of the bronchial tubes., A central cavity in the Ctenophora, into which the gastric sac leads., The siphon of Cephalopoda. See Cephalopoda. |
| infusibility | noun | Capability of being infused, pouredin, or instilled., Incapability or difficulty of being fused, melted, or dissolved; as, the infusibility of carbon. |
| ingeminating | present participle & vb. noun | of Ingeminate |
| ingemination | noun | Repetition; reduplication; reiteration. |
| ingenerating | present participle & vb. noun | of Ingenerate |
| ingeneration | noun | Act of ingenerating. |
| ingloriously | adverb | In an inglorious manner; dishonorably; with shame; ignominiously; obscurely. |
| ingratiating | present participle & vb. noun | of Ingratiate |
| inhabitation | noun | The act of inhabiting, or the state of being inhabited; indwelling., Abode; place of dwelling; residence., Population; inhabitants. |
| inharmonical | adjective | Not harmonic; inharmonious; discordant; dissonant. |
| inharmonious | adjective | Not harmonious; unmusical; discordant; dissonant., Conflicting; jarring; not in harmony. |
| inhospitable | adjective | Not hospitable; not disposed to show hospitality to strangers or guests; as, an inhospitable person or people., Affording no shelter or sustenance; barren; desert; bleak; cheerless; wild. |
| inhumanities | plural | of Inhumanity |
| inimaginable | adjective | Unimaginable; inconceivable. |
| inimicitious | adjective | Inimical; unfriendly. |
| iniquitously | adverb | In an iniquitous manner; unjustly; wickedly. |
| inirritative | adjective | Not accompanied with excitement; as, an inirritative fever. |
| innutritious | adjective | Not nutritious; not furnishing nourishment. |
| inobservable | adjective | Not observable. |
| inobservance | adjective | Want or neglect of observance. |
| inoccupation | noun | Want of occupation. |
| inofficially | adverb | Without the usual forms, or not in the official character. |
| inoperculate | adjective | Having no operculum; — said of certain gastropod shells. |
| inoppressive | adjective | Not oppressive or burdensome. |
| inordination | noun | Deviation from custom, rule, or right; irregularity; inordinacy. |
| inosculating | present participle & vb. noun | of Inosculate |
| inosculation | noun | The junction or connection of vessels, channels, or passages, so that their contents pass from one to the other; union by mouths or ducts; anastomosis; intercommunication; as, inosculation of veins, etc. |
| inoxidizable | adjective | Incapable of being oxidized; as, gold and platinum are inoxidizable in the air. |
| inquartation | noun | Quartation. |
| inquietation | noun | Disturbance. |
| inreristered | imp. & past participle | of Inregister |
| insalivation | noun | The mixing of the food with the saliva and other secretions of the mouth in eating. |
| insalubrious | adjective | Not salubrious or healthful; unwholesome; as, an insalubrious air or climate. |
| insanability | noun | The state of being insanable or incurable; insanableness. |
| insanitation | noun | Lack of sanitation; careless or dangerous hygienic conditions. |
| inscriptible | adjective | Capable of being inscribed; inscribable. |
| insculptured | p. adjective | Engraved. |
| insectivores | plural | of Insectivore |
| insectologer | noun | An entomologist. |
| insecureness | noun | Insecurity. |
| insecurities | plural | of Insecurity |
| insemination | noun | A sowing. |
| inseparately | adverb | Inseparably. |
| insolubility | noun | The quality or state of being insoluble or not dissolvable, as in a fluid., The quality of being inexplicable or insolvable. |
| insolvencies | plural | of Insolvency |
| insomnolence | noun | Sleeplessness. |
| inspectorate | noun | Inspectorship. |
| inspectorial | adjective | Of or pertaining to an inspector or to inspection. |
| inspissating | present participle & vb. noun | of Inspissate |
| inspissation | noun | The act or the process of inspissating, or thickening a fluid substance, as by evaporation; also, the state of being so thickened. |
| instableness | noun | Instability; unstableness. |
| installation | noun | The act of installing or giving possession of an office, rank, or order, with the usual rites or ceremonies; as, the installation of an ordained minister in a parish., The whole of a system of machines, apparatus, and accessories, when set up and arranged for practical working, as in electric lighting, transmission of power, etc. |
| instaurating | present participle & vb. noun | of Instaurate |
| instauration | noun | Restoration after decay, lapse, or dilapidation; renewal; repair; renovation; renaissance. |
| instillation | noun | The of instilling; also, that which is instilled. |
| instilllator | noun | An instiller. |
| instratified | adjective | Interstratified. |
| instructible | adjective | Capable of being instructed; teachable; docible. |
| instructress | noun | A woman who instructs; a preceptress; a governess. |
| instrumental | adjective | Acting as an instrument; serving as a means; contributing to promote; conductive; helpful; serviceable; as, he was instrumental in conducting the business., Pertaining to, made by, or prepared for, an instrument, esp. a musical instrument; as, instrumental music, distinguished from vocal music., Applied to a case expressing means or agency; as, the instrumental case. This is found in Sanskrit as a separate case, but in Greek it was merged into the dative, and in Latin into the ablative. In Old English it was a separate case, but has disappeared, leaving only a few anomalous forms. |
| insubjection | noun | Want of subjection or obedience; a state of disobedience, as to government. |
| insubmission | noun | Want of submission; disobedience; noncompliance. |
| insufferable | adjective | Incapable of being suffered, borne, or endured; insupportable; unendurable; intolerable; as, insufferable heat, cold, or pain; insufferable wrongs., Offensive beyond endurance; detestable. |
| insufferably | adverb | In a manner or to a degree beyond endurance; intolerably; as, a blaze insufferably bright; a person insufferably proud. |
| insufficient | adjective | Not sufficient; not enough; inadequate to any need, use, or purpose; as, the provisions are insufficient in quantity, and defective in quality., Wanting in strength, power, ability, capacity, or skill; incompetent; incapable; unfit; as, a person insufficient to discharge the duties of an office. |
| insufflation | noun | The act of breathing on or into anything, The breathing upon a person in the sacrament of baptism to symbolize the inspiration of a new spiritual life., The act of blowing (a gas, powder, or vapor) into any cavity of the body. |
| insupposable | adjective | Incapable of being supposed; not supposable; inconceivable. |
| insurrection | noun | A rising against civil or political authority, or the established government; open and active opposition to the execution of law in a city or state., A rising in mass to oppose an enemy. |
| insusceptive | adjective | Not susceptive or susceptible. |
| integumation | noun | That part of physiology which treats of the integuments of animals and plants. |
| intellection | noun | A mental act or process; especially: (a) The act of understanding; simple apprehension of ideas; intuition. Bentley. (b) A creation of the mind itself. |
| intellective | adjective | Pertaining to, or produced by, the intellect or understanding; intellectual., Having power to understand, know, or comprehend; intelligent; rational., Capable of being perceived by the understanding only, not by the senses. |
| intellectual | adjective | Belonging to, or performed by, the intellect; mental; as, intellectual powers, activities, etc., Endowed with intellect; having the power of understanding; having capacity for the higher forms of knowledge or thought; characterized by intelligence or mental capacity; as, an intellectual person., Suitable for exercising the intellect; formed by, and existing for, the intellect alone; perceived by the intellect; as, intellectual employments., Relating to the understanding; treating of the mind; as, intellectual philosophy, sometimes called “mental” philosophy., The intellect or understanding; mental powers or faculties. |
| intelligence | noun | The act or state of knowing; the exercise of the understanding., The capacity to know or understand; readiness of comprehension; the intellect, as a gift or an endowment., Information communicated; news; notice; advice., Acquaintance; intercourse; familiarity., Knowledge imparted or acquired, whether by study, research, or experience; general information., An intelligent being or spirit; — generally applied to pure spirits; as, a created intelligence. |
| intelligency | noun | Intelligence. |
| intelligible | Capable of being understood or comprehended; as, an intelligible account or description; intelligible pronunciation, writing, etc. | |
| intelligibly | adverb | In an intelligible manner; so as to be understood; clearly; plainly; as, to write or speak intelligibly. |
| intemerament | noun | A bad state; as, the intemperament of an ulcerated part. |
| intemperance | noun | The act of becoming, or state of being, intemperate; excess in any kind of action or indulgence; any immoderate indulgence of the appetites or passions., Specifically: Habitual or excessive indulgence in alcoholic liquors. |
| intemperancy | noun | Intemperance. |
| intempestive | adjective | Out of season; untimely. |
| intendancies | plural | of Intendancy |
| intenerating | present participle & vb. noun | of Intenerate |
| inteneration | noun | The act or process of intenerating, or the state of being intenerated; softening. |
| intensifying | present participle & vb. noun | of Intensify |
| interanimate | verb t. | To animate or inspire mutually. |
| intercalated | imp. & past participle | of Intercalate |
| intercarotid | adjective | Situated between the external and internal carotid arteries; as, an intercarotid ganglion. |
| intercedence | noun | The act of interceding; intercession; intervention. |
| intercentral | adjective | Between centers. |
| intercentrum | noun | The median of the three elements composing the centra of the vertebrae in some fossil batrachians. |
| intercepting | present participle & vb. noun | of Intercept |
| interception | noun | The act of intercepting; as, interception of a letter; interception of the enemy. |
| interceptive | adjective | Intercepting or tending to intercept. |
| intercession | noun | The act of interceding; mediation; interposition between parties at variance, with a view to reconcilation; prayer, petition, or entreaty in favor of, or (less often) against, another or others. |
| intercessory | adjective | Pertaining to, of the nature of, or characterized by, intercession; interceding; as, intercessory prayer. |
| interchained | imp. & past participle | of Interchain |
| interchanged | imp. & past participle | of Interchange |
| interchapter | noun | An intervening or inserted chapter. |
| intercidence | noun | The act or state of coming or falling between; occurrence; incident. |
| intercipient | adjective | Intercepting; stopping., One who, or that which, intercepts or stops anything on the passage. |
| intercluding | present participle & vb. noun | of Interclude |
| interclusion | noun | Interception; a stopping / obstruction. |
| intercolline | adjective | Situated between hills; — applied especially to valleys lying between volcanic cones. |
| intercommune | verb i. | To intercommunicate., To have mutual communication or intercourse by conservation. |
| interconnect | verb t. | To join together. |
| intercrossed | imp. & past participle | of Intercross |
| intercurrent | adjective | Running between or among; intervening., Not belonging to any particular season., Said of diseases occurring in the course of another disease., Something intervening. |
| interdashing | present participle & vb. noun | of Interdash |
| interdicting | present participle & vb. noun | of Interdict |
| interdiction | noun | The act of interdicting; prohibition; prohibiting decree; curse; interdict. |
| interdictive | adjective | Having the power to prohibit; as, an interdictive sentence. |
| interdictory | adjective | Belonging to an interdiction; prohibitory. |
| interdigital | adjective | Between the fingers or toes; as, interdigital space. |
| interference | noun | The act or state of interfering; as, the stoppage of a machine by the interference of some of its parts; a meddlesome interference in the business of others., The mutual influence, under certain conditions, of two streams of light, or series of pulsations of sound, or, generally, two waves or vibrations of any kind, producing certain characteristic phenomena, as colored fringes, dark bands, or darkness, in the case of light, silence or increased intensity in sounds; neutralization or superposition of waves generally., The act or state of interfering, or of claiming a right to the same invention. |
| interfoliate | verb t. | To interleave. |
| interfretted | adjective | Interlaced; linked together; — said of charges or bearings. See Fretted. |
| interfulgent | adjective | Shining between. |
| intergraving | present participle & vb. noun | of Intergrave |
| interjacence | noun | Alt. of Interjacency |
| interjacency | noun | The state of being between; a coming or lying between or among; intervention; also, that which lies between. |
| interjecting | present participle & vb. noun | of Interject |
| interjection | noun | The act of interjecting or throwing between; also, that which is interjected., A word or form of speech thrown in to express emotion or feeling, as O! Alas! Ha ha! Begone! etc. Compare Exclamation. |
| interjoining | present participle & vb. noun | of Interjoin |
| interlaminar | adjective | Between lammellae or laminae; as, interlamellar spaces. |
| interlarding | present participle & vb. noun | of Interlard |
| interleaving | present participle & vb. noun | of Interleave |
| interlineary | adjective | Interlinear., A book containing interlineations. |
| interlobular | adjective | Between lobules; as, the interlobular branches of the portal vein. |
| interlocutor | noun | One who takes part in dialogue or conversation; a talker, interpreter, or questioner., An interlocutory judgment or sentence. |
| intermaxilla | noun | See Premaxilla. |
| intermeation | noun | A flowing between. |
| intermeddler | noun | One who meddles with, or intrudes into, the affairs of others. |
| intermediacy | noun | Interposition; intervention. |
| intermediary | adjective | Lying, coming, or done, between; intermediate; as, an intermediary project., One who, or that which, is intermediate; an interagent; a go-between. |
| intermediate | adjective | Lying or being in the middle place or degree, or between two extremes; coming or done between; intervening; interposed; interjacent; as, an intermediate space or time; intermediate colors., To come between; to intervene; to interpose. |
| intermedious | adjective | Intermediate. |
| intermediums | plural | of Intermedium |
| intermembral | adjective | Between members or limbs; as, intermembral homology, the correspondence of the limbs with each other. |
| intermention | verb t. | To mention among other things, or casually or incidentally. |
| interminable | adjective | Without termination; admitting no limit; boundless; endless; wearisomely protracted; as, interminable space or duration; interminable sufferings. |
| interminably | adverb | Without end or limit. |
| interminated | adjective | Interminable; interminate; endless; unending. |
| intermission | noun | The act or the state of intermitting; the state of being neglected or disused; disuse; discontinuance., Cessation for a time; an intervening period of time; an interval; a temporary pause; as, to labor without intermission; an intermission of ten minutes., The temporary cessation or subsidence of a fever; the space of time between the paroxysms of a disease. Intermission is an entire cessation, as distinguished from remission, or abatement of fever., Intervention; interposition. |
| intermissive | adjective | Having temporary cessations; not continual; intermittent. |
| intermitting | present participle & vb. noun | of Intermit |
| intermittent | adjective | Coming and going at intervals; alternating; recurrent; periodic; as, an intermittent fever., An intermittent fever or disease. |
| intermixedly | adverb | In a mixed manner. |
| intermixture | noun | A mass formed by mixture; a mass of ingredients mixed., Admixture; an additional ingredient. |
| intermontane | adjective | Between mountains; as, intermontane soil. |
| intermundane | adjective | Being, between worlds or orbs. |
| intermundian | adjective | Intermundane. |
| interneciary | adjective | Alt. of Internecinal |
| internecinal | adjective | Internecine. |
| internection | noun | Intimate connection. |
| internuncial | adjective | Of or pertaining to an internuncio., Communicating or transmitting impressions between different parts of the body; — said of the nervous system. |
| internuncios | plural | of Internuncio |
| internuncius | noun | Internuncio. |
| interoceanic | adjective | Between oceans; connecting oceans; as, interoceanic communication; an interoceanic canal. |
| interorbital | adjective | Between the orbits; as, the interorbital septum. |
| interosseous | adjective | Situated between bones; as, an interosseous ligament. |
| interpellant | adjective | Interpelling; interrupting., One who, or that which, interpels. |
| interpellate | verb t. | To question imperatively, as a minister, or other executive officer, in explanation of his conduct; — generally on the part of a legislative body. |
| interpleader | noun | One who interpleads., A proceeding devised to enable a person, of whom the same debt, duty, or thing is claimed adversely by two or more parties, to compel them to litigate the right or title between themselves, and thereby to relieve himself from the suits which they might otherwise bring against him. |
| interpolable | adjective | That may be interpolated; suitable to be interpolated. |
| interpolated | imp. & past participle | of Interpolate, Inserted in, or added to, the original; introduced; foisted in; changed by the insertion of new or spurious matter., Provided with necessary interpolations; as, an interpolated table., Introduced or determined by interpolation; as, interpolated quantities or numbers. |
| interpolator | noun | One who interpolates; esp., one who inserts foreign or spurious matter in genuine writings. |
| interpreting | present participle & vb. noun | of Interpret |
| interpretive | adjective | Interpretative. |
| interreceive | verb t. | To receive between or within. |
| interregency | noun | An interregnum. |
| interregnums | plural | of Interregnum |
| interrelated | adjective | Having a mutual or reciprocal relation or parallelism; correlative. |
| interrogatee | noun | One who is interrogated. |
| interrogator | noun | One who asks questions; a questioner. |
| interrupting | present participle & vb. noun | of Interrupt |
| interruption | noun | The act of interrupting, or breaking in upon., The state of being interrupted; a breach or break, caused by the abrupt intervention of something foreign; intervention; interposition., Obstruction caused by breaking in upon course, current, progress, or motion; stop; hindrance; as, the author has met with many interruptions in the execution of his work; the speaker or the argument proceeds without interruption., Temporary cessation; intermission; suspension. |
| interruptive | adjective | Tending to interrupt; interrupting. |
| interscinded | imp. & past participle | of Interscind |
| interscribed | imp. & past participle | of Interscribe |
| intersecting | present participle & vb. noun | of Intersect |
| intersection | noun | The act, state, or place of intersecting., The point or line in which one line or surface cuts another. |
| interserting | present participle & vb. noun | of Intersert |
| interspersed | imp. & past participle | of Intersperse |
| interspinous | adjective | Between spines; esp., between the spinous processes of the vertebral column. |
| interstellar | adjective | Between or among the stars; as, interstellar space. |
| intersternal | adjective | Between the sternal; — said of certain membranes or parts of insects and crustaceans. |
| interstitial | adjective | Of or pertaining to interstices; intermediate; within the tissues; as, interstitial cavities or spaces in the tissues of animals or plants. |
| interstition | noun | An intervening period of time; interval. |
| intertexture | noun | The act of interweaving, or the state of being interwoven; that which is interwoven. |
| intertissued | adjective | Interwoven. |
| intertraffic | noun | Mutual trade of traffic. |
| intertubular | adjective | Between tubes or tubules; as, intertubular cells; intertubular substance. |
| interungular | adjective | Alt. of Interungulate |
| intervallums | plural | of Intervallum |
| intervenient | adjective | Being or coming between; intercedent; interposed. |
| intervention | noun | The act of intervening; interposition., Any interference that may affect the interests of others; especially, of one or more states with the affairs of another; mediation., The act by which a third person, to protect his own interest, interposes and becomes a party to a suit pending between other parties. |
| interviewing | noun | The act or custom of holding an interview or interviews. |
| intervisible | adjective | Mutually visible, or in sight, the one from the other, as stations. |
| intervolving | present participle & vb. noun | of Intervolve |
| interweaving | present participle & vb. noun | of Interweave |
| interworking | noun | The act of working in together; interweaving. |
| interwreathe | verb t. | To weave into a wreath; to intertwine. |
| inthrallment | noun | Act of inthralling, or state of being inthralled; servitude; bondage; vassalage. |
| intimidating | present participle & vb. noun | of Intimidate |
| intimidation | noun | The act of making timid or fearful or of deterring by threats; the state of being intimidated; as, the voters were kept from the polls by intimidation. |
| intimidatory | adjective | Tending or serving to intimidate. |
| intinctivity | noun | The want of the quality of coloring or tingeing other bodies. |
| intolerantly | adverb | In an intolerant manner. |
| intolerating | adjective | Intolerant. |
| intoleration | noun | Intolerance; want of toleration; refusal to tolerate a difference of opinion. |
| intoxicating | present participle & vb. noun | of Intoxicate, Producing intoxication; fitted to intoxicate; as, intoxicating liquors. |
| intoxication | noun | A poisoning, as by a spirituous or a narcotic substance., The state of being intoxicated or drunk; inebriation; ebriety; drunkenness; the act of intoxicating or making drunk., A high excitement of mind; an elation which rises to enthusiasm, frenzy, or madness. |
| intracranial | adjective | Within the cranium or skull. |
| intralobular | adjective | Within lobules; as, the intralobular branches of the hepatic veins. |
| intramundane | adjective | Being within the material world; — opposed to extramundane. |
| intranssient | adjective | Not transient; remaining; permanent. |
| intransigent | adjective | Refusing compromise; uncompromising; irreconcilable. |
| intransitive | adjective | Not passing farther; kept; detained., Not transitive; not passing over to an object; expressing an action or state that is limited to the agent or subject, or, in other words, an action which does not require an object to complete the sense; as, an intransitive verb, e. g., the bird flies; the dog runs. |
| intranuclear | adjective | Within the nucleus of a cell; as. the intranuclear network of fibrils, seen in the first stages of karyokinesis. |
| intrauterine | adjective | Within the uterus or womb; as, intrauterine hemorrhage. |
| intrenchment | noun | The act of intrenching or the state of being intrenched., Any defensive work consisting of at least a trench or ditch and a parapet made from the earth thrown up in making such a ditch., Any defense or protection., An encroachment or infringement. |
| intriguingly | adverb | By means of, or in the manner of, intrigue. |
| intrinsicate | adjective | Intricate. |
| introcession | noun | A depression, or inward sinking of parts. |
| introduction | noun | The act of introducing, or bringing to notice., The act of formally making persons known to each other; a presentation or making known of one person to another by name; as, the introduction of one stranger to another., That part of a book or discourse which introduces or leads the way to the main subject, or part; preliminary; matter; preface; proem; exordium., A formal and elaborate preliminary treatise; specifically, a treatise introductory to other treatises, or to a course of study; a guide; as, an introduction to English literature. |
| introductive | adjective | Serving to introduce; introductory. |
| introductory | adjective | Serving to introduce something else; leading to the main subject or business; preliminary; prefatory; as, introductory proceedings; an introductory discourse. |
| intromission | noun | The act of sending in or of putting in; insertion., The act of letting go in; admission., An intermeddling with the affairs of another, either on legal grounds or without authority. |
| intromitting | present participle & vb. noun | of Intromit |
| intromittent | adjective | Throwing, or allowing to pass, into or within., Used in copulation; — said of the external reproductive organs of the males of many animals, and sometimes of those of the females. |
| introvenient | adjective | Coming in together; entering; commingling. |
| introversion | noun | The act of introverting, or the state of being introverted; the act of turning the mind inward. |
| introverting | present participle & vb. noun | of Introvert |
| intrusionist | noun | One who intrudes; especially, one who favors the appointment of a clergyman to a parish, by a patron, against the wishes of the parishioners. |
| intuitionism | noun | Same as Intuitionalism. |
| intuitionist | noun | Same as Intuitionalist. |
| intumescence | noun | The act or process of swelling or enlarging; also, the state of being swollen; expansion; tumidity; especially, the swelling up of bodies under the action of heat., Anything swollen or enlarged, as a tumor. |
| inturbidated | imp. & past participle | of Inturbidate |
| inunctuosity | noun | The want of unctuosity; freedom from greasiness or oiliness; as, the inunctuosity of porcelain clay. |
| invagination | noun | The condition of an invaginated organ or part., One of the methods by which the various germinal layers of the ovum are differentiated. |
| invalescence | noun | Strength; health. |
| invalidating | present participle & vb. noun | of Invalidate |
| invalidation | noun | The act of inavlidating, or the state of being invalidated. |
| inveiglement | noun | The act of inveigling, or the state of being inveigled; that which inveigles; enticement; seduction. |
| inventorying | present participle & vb. noun | of Inventory |
| invertebrata | noun pl. | A comprehensive division of the animal kingdom, including all except the Vertebrata. |
| invertebrate | adjective | Destitute of a backbone; having no vertebrae; of or pertaining to the Invertebrata., One of the Invertebrata. |
| investigable | adjective | Capable or susceptible of being investigated; admitting research., Unsearchable; inscrutable. |
| investigated | imp. & past participle | of Investigate |
| investigator | noun | One who searches diligently into a subject. |
| inveterately | adverb | In an inveterate manner or degree. |
| inveteration | noun | The act of making inveterate. |
| invigorating | present participle & vb. noun | of Invigorate |
| invigoration | noun | The act of invigorating, or the state of being invigorated. |
| inviscerated | imp. & past participle | of Inviscerate |
| invisibility | noun | The state or quality of being invisible; also, that which is invisible. |
| invitatories | plural | of Invitatory |
| involucellum | noun | See Involucel. |
| involucrated | adjective | Having an involucre; involucred. |
| involvedness | noun | The state of being involved. |
| invulnerable | adjective | Incapable of being wounded, or of receiving injury., Unanswerable; irrefutable; that can not be refuted or convinced; as, an invulnerable argument. |
| irascibility | noun | The quality or state of being irascible; irritability of temper; irascibleness. |
| iron-hearted | adjective | Hard-hearted; unfeeling; cruel; as, an iron-hearted master. |
| irrationally | adverb | In an irrational manner. |
| irrebuttable | adjective | Incapable of being rebutted. |
| irrecordable | adjective | Not fit or possible to be recorded. |
| irredeemable | adjective | Not redeemable; that can not be redeemed; not payable in gold or silver, as a bond; — used especially of such government notes, issued as currency, as are not convertible into coin at the pleasure of the holder. |
| irreflection | noun | Want of reflection. |
| irreflective | adjective | Not reflective. |
| irrefromable | adjective | Incapable of being reformed; incorrigible. |
| irrefragable | adjective | Not refragable; not to be gainsaid or denied; not to be refuted or overthrown; unanswerable; incontestable; undeniable; as, an irrefragable argument; irrefragable evidence. |
| irregeneracy | noun | Unregeneracy. |
| irregularist | noun | One who is irregular. |
| irregularity | noun | The state or quality of being irregular; that which is irregular. |
| irrejectable | adjective | That can not be rejected; irresistible. |
| irrelapsable | adjective | Not liable to relapse; secure. |
| irrelievable | adjective | Not admitting relief; incurable; hopeless. |
| irremediable | adjective | Not to be remedied, corrected, or redressed; incurable; as, an irremediable disease or evil. |
| irremediably | adverb | In a manner, or to a degree, that precludes remedy, cure, or correction. |
| irremissible | adjective | Not remissible; unpardonable; as, irremissible crimes. |
| irremittable | adjective | Not capable of being remitted; irremissible. |
| irrepealable | adjective | Not repealable; not capable of being repealed or revoked, as a law. |
| irrepentance | noun | Want of repentance; impenitence. |
| irreprovable | adjective | Incapable of being justly reproved; irreproachable; blameless; upright. |
| irreptitious | adjective | Surreptitious; spurious. |
| irresistance | noun | Nonresistance; passive submission. |
| irresistible | adjective | That can not be successfully resisted or opposed; superior to opposition; resistless; overpowering; as, an irresistible attraction. |
| irresistibly | adverb | In an irrestible manner. |
| irresistless | adjective | Irresistible. |
| irresolution | noun | Want of resolution; want of decision in purpose; a fluctuation of mind, as in doubt, or between hope and fear; irresoluteness; indecision; vacillation. |
| irresolvable | adjective | Incapable of being resolved; not separable into component parts. |
| irresolvedly | adverb | Without settled determination; in a hesitating manner; doubtfully. |
| irrespective | adjective | Without regard for conditions, circumstances, or consequences; unbiased; independent; impartial; as, an irrespective judgment., Disrespectful. |
| irrespirable | adjective | Unfit for respiration; not having the qualities necessary to support animal life; as, irrespirable air. |
| irresponsive | adjective | Not responsive; not able, ready, or inclined to respond. |
| irretractile | adjective | Not retractile., Not tractile or ductile. |
| irreturnable | adjective | Not to be returned. |
| irrevealable | adjective | Incapable of being revealed. |
| irreverently | adverb | In an irreverent manner. |
| irreversible | adjective | Incapable of being reversed or turned about or back; incapable of being made to run backward; as, an irreversible engine., Incapable of being reversed, recalled, repealed, or annulled; as, an irreversible sentence or decree. |
| irreversibly | adverb | In an irreversible manner. |
| irrhetorical | adjective | Not rethorical. |
| irritability | noun | The state or quality of being irritable; quick excitability; petulance; fretfulness; as, irritability of temper., A natural susceptibility, characteristic of all living organisms, tissues, and cells, to the influence of certain stimuli, response being manifested in a variety of ways, — as that quality in plants by which they exhibit motion under suitable stimulation; esp., the property which living muscle processes, of responding either to a direct stimulus of its substance, or to the stimulating influence of its nerve fibers, the response being indicated by a change of form, or contraction; contractility., A condition of morbid excitability of an organ or part of the body; undue susceptibility to the influence of stimuli. See Irritation, n., 3. |
| irrotational | adjective | Not rotatory; passing from one point to another by a movement other than rotation; — said of the movement of parts of a liquid or yielding mass. |
| isabel color | See Isabella. | |
| ischiocerite | noun | The third joint or the antennae of the Crustacea. |
| ischiopodite | noun | The third joint of the typical appendages of Crustacea. |
| ischiorectal | adjective | Of or pertaining to the region between the rectum and ishial tuberosity. |
| ishmaelitish | adjective | Of, pertaining to, or resembling, an Ishmaelite or the Ishmaelites. |
| isocephalism | noun | A peculiarity in the design of bas-relief by which the heads of human figures are kept at the same height from the ground, whether the personages are seated, standing, or mounted on horseback; — called also isokephaleia. |
| isocheimenal | adjective | Alt. of Isochimenal |
| isochromatic | adjective | Having the same color; connecting parts having the same color, as lines drawn through certain points in experiments on the chromatic effects of polarized light in crystals. |
| isodiametric | adjective | Developed alike in the directions of the several lateral axes; — said of crystals of both the tetragonal and hexagonal systems., Having the several diameters nearly equal; — said of the cells of ordinary parenchyma. |
| isodimorphic | adjective | Isodimorphous. |
| isonicotinic | adjective | Pertaining to, or derived from, isonicotine., Pertaining to, or designating, an acid isomeric with nicotinic acid. |
| isoperimetry | noun | The science of figures having equal perimeters or boundaries. |
| isostemonous | adjective | Having exactly as many stamens as petals. |
| italianizing | present participle & vb. noun | of Italianize |