8 letter word starting with i

Words Parts of Speech Meaning/Definition/Similar Words
iambical adjective Iambic.
iambuses plural of Iambus
ianthina noun Any gastropod of the genus Ianthina, of which various species are found living in mid ocean; — called also purple shell, and violet snail.
iatrical adjective Of or pertaining to medicine, or to medical men.
icebound adjective Totally surrounded with ice, so as to be incapable of advancing; as, an icebound vessel; also, surrounded by or fringed with ice so as to hinder easy access; as, an icebound coast.
icequake noun The crash or concussion attending the breaking up of masses of ice, — often due to contraction from extreme cold.
ichorous adjective Of or like ichor; thin; watery; serous; sanious.
ichthyic adjective Like, or pertaining to, fishes.
iconical adjective Pertaining to, or consisting of, images, pictures, or representations of any kind.
icteroid adjective Of a tint resembling that produced by jaundice; yellow; as, an icteroid tint or complexion.
idealess adjective Destitute of an idea.
idealism noun The quality or state of being ideal., Conception of the ideal; imagery., The system or theory that denies the existence of material bodies, and teaches that we have no rational grounds to believe in the reality of anything but ideas and their relations.
idealist noun One who idealizes; one who forms picturesque fancies; one given to romantic expectations., One who holds the doctrine of idealism.
ideality noun The quality or state of being ideal., The capacity to form ideals of beauty or perfection., The conceptive faculty.
idealize verb t. To make ideal; to give an ideal form or value to; to attribute ideal characteristics and excellences to; as, to idealize real life., To treat in an ideal manner. See Idealization, 2., To form ideals.
ideation noun The faculty or capacity of the mind for forming ideas; the exercise of this capacity; the act of the mind by which objects of sense are apprehended and retained as objects of thought.
identify verb t. To make to be the same; to unite or combine in such a manner as to make one; to treat as being one or having the same purpose or effect; to consider as the same in any relation., To establish the identity of; to prove to be the same with something described, claimed, or asserted; as, to identify stolen property., To become the same; to coalesce in interest, purpose, use, effect, etc.
identism noun The doctrine taught by Schelling, that matter and mind, and subject and object, are identical in the Absolute; — called also the system / doctrine of identity.
identity noun The state or quality of being identical, or the same; sameness., The condition of being the same with something described or asserted, or of possessing a character claimed; as, to establish the identity of stolen goods., An identical equation.
ideogeny noun The science which treats of the origin of ideas.
ideogram noun An original, pictorial element of writing; a kind of hieroglyph expressing no sound, but only an idea., A symbol used for convenience, or for abbreviation; as, 1, 2, 3, +, -, /, $, /, etc., A phonetic symbol; a letter.
ideology noun The science of ideas., A theory of the origin of ideas which derives them exclusively from sensation.
idiotish adjective Like an idiot; foolish.
idiotism noun An idiom; a form, mode of expression, or signification, peculiar to a language., Lack of knowledge or mental capacity; idiocy; foolishness.
idiotize verb i. To become stupid.
idleness noun The condition or quality of being idle (in the various senses of that word); uselessness; fruitlessness; triviality; inactivity; laziness.
idocrase noun Same as Vesuvianite.
idolater noun A worshiper of idols; one who pays divine honors to images, statues, or representations of anything made by hands; one who worships as a deity that which is not God; a pagan., An adorer; a great admirer.
idolatry noun The worship of idols, images, or anything which is not God; the worship of false gods., Excessive attachment or veneration for anything; respect or love which borders on adoration.
idolized imp. & past participle of Idolize
idolizer noun One who idolizes or loves to the point of reverence; an idolater.
idoneous adjective Appropriate; suitable; proper; fit; adequate.
i’ faith In faith; indeed; truly.
igasuric adjective Pertaining to, or obtained from, nux vomica or St. Ignatius’s bean; as, igasuric acid.
ignified imp. & past participle of Ignify
igniting present participle & vb. noun of Ignite
ignition noun The act of igniting, kindling, or setting on fire., The state of being ignited or kindled.
ignominy noun Public disgrace or dishonor; reproach; infamy., An act deserving disgrace; an infamous act.
ignorant adjective Destitute of knowledge; uninstructed or uninformed; untaught; unenlightened., Unacquainted with; unconscious or unaware; — used with of., Unknown; undiscovered., Resulting from ignorance; foolish; silly., A person untaught or uninformed; one unlettered or unskilled; an ignoramous.
ignoring present participle & vb. noun of Ignore
iguanian adjective Resembling, or pertaining to, the iguana.
iguanoid adjective Pertaining to the Iguanidae.
illabile adjective Incapable of falling or erring; infalliable.
illapsed imp. & past participle of Illapse
illation noun The act or process of inferring from premises or reasons; perception of the connection between ideas; that which is inferred; inference; deduction; conclusion.
illative adjective Relating to, dependent on, or denoting, illation; inferential; conclusive; as, an illative consequence or proposition; an illative word, as then, therefore, etc., An illative particle, as for, because.
ill-bred adjective Badly educated or brought up; impolite; incivil; rude. See Note under Ill, adv.
illesive adjective Not injurious; harmless.
illicium noun A genus of Asiatic and American magnoliaceous trees, having star-shaped fruit; star anise. The fruit of Illicium anisatum is used as a spice in India, and its oil is largely used in Europe for flavoring cordials, being almost identical with true oil of anise.
illinois nounsing. & pl. A tribe of North American Indians, which formerly occupied the region between the Wabash and Mississippi rivers.
illision noun The act of dashing or striking against.
illtreat verb t. To treat cruelly or improperly; to ill use; to maltreat.
illuding present participle & vb. noun of Illude
illuming present participle & vb. noun of Illume
illumine verb t. To illuminate; to light up; to adorn.
ill-used adjective Misapplied; treated badly.
illusion noun An unreal image presented to the bodily or mental vision; a deceptive appearance; a false show; mockery; hallucination., Hence: Anything agreeably fascinating and charning; enchantment; witchery; glamour., A sensation originated by some external object, but so modified as in any way to lead to an erroneous perception; as when the rolling of a wagon is mistaken for thunder., A plain, delicate lace, usually of silk, used for veils, scarfs, dresses, etc.
illusive adjective Deceiving by false show; deceitful; deceptive; false; illusory; unreal.
illusory adjective Deceiving, or tending of deceive; fallacious; illusive; as, illusory promises or hopes.
ill-will See under Ill, a.
ilmenite noun Titanic iron. See Menaccanite.
ilmenium noun A supposed element claimed to have been discovered by R.Harmann.
imaginal adjective Characterized by imagination; imaginative; also, given to the use or rhetorical figures or imagins., Of or pertaining to an imago.
imagined imp. & past participle of Imagine
imaginer noun One who forms ideas or conceptions; one who contrives.
imbanked imp. & past participle of Imbank
imbecile adjective Destitute of strength, whether of body or mind; feeble; impotent; esp., mentally wea; feeble-minded; as, hospitals for the imbecile and insane., One destitute of strength; esp., one of feeble mind., To weaken; to make imbecile; as, to imbecile men’s courage.
imbedded imp. & past participle of Imbed
imbellic adjective Not warlike or martial.
imbezzle verb t. See Embezzle.
imbibing present participle & vb. noun of Imbibe
imbitter verb t. To make bitter; hence, to make distressing or more distressing; to make sad, morose, sour, or malignant.
imblazon verb t. See Emblazon.
imbolden verb t. See Embolden.
imbonity noun Want of goodness.
imborder verb t. To furnish or inclose with a border; to form a border of.
imbosked imp. & past participle of Imbosk
imbureed imp. & past participle of Imbrue
imbruted imp. & past participle of Imbrute
imbution noun An imbuing.
imesatin noun A dark yellow, crystalline substance, obtained by the action of ammonia on isatin.
imitable adjective Capble of being imitated or copied., Worthy of imitation; as, imitable character or qualities.
imitancy noun Tendency to imitation.
imitated imp. & past participle of Imitate
imitater noun One who imitates.
immailed adjective Wearing mail or armor; clad of armor.
immanent adjective Remaining within; inherent; indwelling; abiding; intrinsic; internal or subjective; hence, limited in activity, agency, or effect, to the subject or associated acts; — opposed to emanant, transitory, transitive, or objective.
immanity noun The state or quality of being immane; barbarity.
immantle verb t. See Emmantle.
immanuel noun God with us; — an appellation of the Christ.
immature adjective Not mature; unripe; not arrived at perfection of full development; crude; unfinished; as, immature fruit; immature character; immature plans., Premature; untimely; too early; as, an immature death.
immerged imp. & past participle of Immerge
immersed imp. & past participle of Immerse, Deeply plunged into anything, especially a fluid., Deeply occupied; engrossed; entangled., Growing wholly under water.
immeshed imp. & past participle of Immesh
imminent adjective Threatening to occur immediately; near at hand; impending; — said especially of misfortune or peril., Full of danger; threatening; menacing; perilous., (With upon) Bent upon; attentive to.
immingle verb t. To mingle; to mix; to unite; to blend.
immitted imp. & past participle of Immit
immiting present participle & vb. noun of Immit
immobile adjective Incapable of being moved; immovable; fixed; stable.
immodest adjective Not limited to due bounds; immoderate., Not modest; wanting in the reserve or restraint which decorum and decency require; indecent; indelicate; obscene; lewd; as, immodest persons, behavior, words, pictures, etc.
immolate verb t. To sacrifice; to offer in sacrifice; to kill, as a sacrificial victim.
immoment adjective Trifling.
immortal adjective Not mortal; exempt from liability to die; undying; imperishable; lasting forever; having unlimited, or eternal, existance., Connected with, or pertaining to immortability., Destined to live in all ages of this world; abiding; exempt from oblivion; imperishable; as, immortal fame., Great; excessive; grievous., One who will never cease to be; one exempt from death, decay, or annihilation.
immunity adjective Freedom or exemption from any charge, duty, obligation, office, tax, imposition, penalty, or service; a particular privilege; as, the immunities of the free cities of Germany; the immunities of the clergy., Freedom; exemption; as, immunity from error.
immuring present participle & vb. noun of Immure
immutate adjective Unchanged.
impacted imp. & past participle of Impact, Driven together or close.
impaired imp. & past participle of Impair
impairer noun One who, or that which, impairs.
impaling present participle & vb. noun of Impale
impallid verb t. To make pallid; to blanch.
impanate adjective Embodied in bread, esp. in the bread of the eucharist., To embody in bread, esp. in the bread of the eucharist.
imparity noun Inequality; disparity; disproportion; difference of degree, rank, excellence, number, etc., Lack of comparison, correspondence, or suitableness; incongruity., Indivisibility into equal parts; oddness.
imparked imp. & past participle of Impark
imparted imp. & past participle of Impart
imparter noun One who imparts.
impasted imp. & past participle of Impaste
impawned imp. & past participle of Impawn
impeding present participle & vb. noun of Impede
impedite adjective Hindered; obstructed., To impede.
impelled imp. & past participle of Impel
impeller noun One who, or that which, impels.
impenned imp. & past participle of Impen
impended imp. & past participle of Impend
impennes noun pl. An order of birds, including only the penguins, in which the wings are without quills, and not suited for flight.
impeople verb t. To people; to give a population to.
imperant adjective Commanding.
imperate adjective Done by express direction; not involuntary; communded.
imperial adjective Of or pertaining to an empire, or to an emperor; as, an imperial government; imperial authority or edict., Belonging to, or suitable to, supreme authority, or one who wields it; royal; sovereign; supreme., Of superior or unusual size or excellence; as, imperial paper; imperial tea, etc., The tuft of hair on a man’s lower lip and chin; — so called from the style of beard of Napoleon III., An outside seat on a diligence., A luggage case on the top of a coach., Anything of unusual size or excellence, as a large decanter, a kind of large photograph, a large sheet of drowing, printing, or writing paper, etc., A gold coin of Russia worth ten rubles, or about eight dollars., A kind of fine cloth brought into England from Greece. or other Eastern countries, in the Middle Ages.
impester verb t. See Pester.
impetigo noun A cutaneous, pustular eruption, not attended with fever; usually, a kind of eczema with pustulation.
impierce verb t. To pierce; to penetrate.
impinged imp. & past participle of Impinge
impishly adjective Having the qualities, or showing the characteristics, of an imp., In the manner of an imp.
implated imp. & past participle of Implate
impleach verb t. To pleach; to interweave.
impledge verb t. To pledge.
implicit adjective Infolded; entangled; complicated; involved., Tacitly comprised; fairly to be understood, though not expressed in words; implied; as, an implicit contract or agreement., Resting on another; trusting in the word or authority of another, without doubt or reserve; unquestioning; complete; as, implicit confidence; implicit obedience.
imploded adjective Formed by implosion.
implored imp. & past participle of Implore
implorer noun One who implores.
implumed adjective Not plumed; without plumes or feathers; featherless.
implunge verb t. To plunge.
implying present participle & vb. noun of Imply
impoison verb t. To poison; to imbitter; to impair.
impolicy noun The quality of being impolitic; inexpedience; unsuitableness to the end proposed; bads policy; as, the impolicy of fraud.
impolite adjective Not polite; not of polished manners; wanting in good manners; discourteous; uncivil; rude.
imporous adjective Destitute of pores; very close or compact in texture; solid.
imported imp. & past participle of Import
importer noun One who imports; the merchant who brings goods into a country or state; — opposed to exporter.
imposing present participle & vb. noun of Impose, Laying as a duty; enjoining., Adapted to impress forcibly; impressive; commanding; as, an imposing air; an imposing spectacle., Deceiving; deluding; misleading., The act of imposing the columns of a page, or the pages of a sheet. See Impose, v. t., 4.
impostor noun One who imposes upon others; a person who assumes a character or title not his own, for the purpose of deception; a pretender.
impotent adjective Not potent; wanting power, strength. or vigor. whether physical, intellectual, or moral; deficient in capacity; destitute of force; weak; feeble; infirm., Wanting the power of self-restraint; incontrolled; ungovernable; violent., Wanting the power of procreation; unable to copulate; also, sometimes, sterile; barren., One who is imoitent.
imp-pole noun A pole for supporting a scaffold.
imprimis adverb In the first place; first in order.
imprison verb t. To put in prison or jail; To arrest and detain in custody; to confine., To limit, restrain, or confine in any way.
imprompt adjective Not ready.
improper adjective Not proper; not suitable; not fitted to the circumstances, design, or end; unfit; not becoming; incongruous; inappropriate; indecent; as, an improper medicine; improper thought, behavior, language, dress., Not peculiar or appropriate to individuals; general; common., Not according to facts; inaccurate; erroneous., To appropriate; to limit.
improved imp. & past participle of Improve
improver noun One who, or that which, improves.
impudent adjective Bold, with contempt or disregard; unblushingly forward; impertinent; wanting modesty; shameless; saucy.
impugned imp. & past participle of Impugn
impugner noun One who impugns.
impulsor noun One who, or that which, impels; an inciter.
impunity noun Exemption or freedom from punishment, harm, or loss.
impurely adverb In an impure manner.
impurity noun The condition or quality of being impure in any sense; defilement; foulness; adulteration., That which is, or which renders anything, impure; foul matter, action, language, etc.; a foreign ingredient., Want of ceremonial purity; defilement.
impurple verb t. To color or tinge with purple; to make red or reddish; to purple; as, a field impurpled with blood.
imputing present participle & vb. noun of Impute
inaction noun Want of action or activity; forbearance from labor; idleness; rest; inertness.
inactive adjective Not active; having no power to move; that does not or can not produce results; inert; as, matter is, of itself, inactive., Not disposed to action or effort; not diligent or industrious; not busy; idle; as, an inactive officer., Not active; inert; esp., not exhibiting any action or activity on polarized light; optically neutral; — said of isomeric forms of certain substances, in distinction from other forms which are optically active; as, racemic acid is an inactive tartaric acid.
inactose noun A variety of sugar, found in certain plants. It is optically inactive.
in antis Between antae; — said of a portico in classical style, where columns are set between two antae, forming the angles of the building. See Anta.
inapathy noun Sensibility; feeling; — opposed to apathy.
inaquate adjective Embodied in, or changed into, water.
inarable adjective Not arable.
inarched imp. & past participle of Inarch
inasmuch adverb In like degree; in like manner; seeing that; considering that; since; — followed by as. See In as much as, under In, prep.
inaurate adjective Covered with gold; gilded., To cover with gold; to gild.
incaging present participle & vb. noun of Incage
incanous adjective Hoary with white pubescence.
incanton verb t. To unite to, or form into, a canton or separate community.
incasing present participle & vb. noun of Incase
incensed imp. & past participle of Incense, of Incense, Angered; enraged., Represented as enraged, as any wild creature depicted with fire issuing from mouth and eyes.
incenser noun One who instigates or incites.
incensor noun A kindler of anger or enmity; an inciter.
incenter noun The center of the circle inscribed in a triangle.
inceptor noun A beginner; one in the rudiments., One who is on the point of taking the degree of master of arts at an English university.
incertum adjective Doubtful; not of definite form.
inchipin noun See Inchpin.
inchmeal noun A piece an inch long., Little by little; gradually.
inchoate adjective Recently, or just, begun; beginning; partially but not fully in existence or operation; existing in its elements; incomplete., To begin.
inchworm noun The larva of any geometrid moth. See Geometrid.
incident adjective Falling or striking upon, as a ray of light upon a reflecting surface., Coming or happening accidentally; not in the usual course of things; not in connection with the main design; not according to expectation; casual; fortuitous., Liable to happen; apt to occur; befalling; hence, naturally happening or appertaining., Dependent upon, or appertaining to, another thing, called the principal., That which falls out or takes place; an event; casualty; occurrence., That which happens aside from the main design; an accidental or subordinate action or event., Something appertaining to, passing with, or depending on, another, called the principal.
incircle verb t. See Encircle.
incising present participle & vb. noun of Incise
incisely adverb In an incised manner.
incision noun The act of incising, or cutting into a substance., That which is produced by incising; the separation of the parts of any substance made by a cutting or pointed instrument; a cut; a gash., Separation or solution of viscid matter by medicines.
incisive adjective Having the quality of incising, cutting, or penetrating, as with a sharp instrument; cutting; hence, sharp; acute; sarcastic; biting., Of or pertaining to the incisors; incisor; as, the incisive bones, the premaxillaries.
incisory adjective Having the quality of cutting; incisor; incisive.
incisure noun A cut; an incision; a gash.
incitant adjective Inciting; stimulating., That which incites; an inciting agent or cause; a stimulant.
inciting present participle & vb. noun of Incite
incivism noun Want of civism; want of patriotism or love to one’s country; unfriendliness to one’s state or government.
inclined imp. & past participle of Incline, Having a leaning or tendency towards, or away from, a thing; disposed or moved by wish, desire, or judgment; as, a man inclined to virtue., Making an angle with some line or plane; — said of a line or plane., Bent out of a perpendicular position, or into a curve with the convex side uppermost.
incliner noun One who, or that which, inclines; specifically, an inclined dial.
inclosed imp. & past participle of Inclose
incloser noun One who, or that which, incloses; one who fences off land from common grounds.
included imp. & past participle of Include, Inclosed; confined.
incocted adjective Raw; indigestible.
incomber verb t. See Encumber.
incoming adjective Coming in; accruing., Coming in, succeeding, or following, as occupant or possessor; as, in incoming tenant., The act of coming in; arrival., Income; gain.
incomity noun Want of comity; incivility; rudeness.
incorpse verb t. To incorporate.
increase verb i. To become greater or more in size, quantity, number, degree, value, intensity, power, authority, reputation, wealth; to grow; to augment; to advance; — opposed to decrease., To multiply by the production of young; to be fertile, fruitful, or prolific., To become more nearly full; to show more of the surface; to wax; as, the moon increases., To augment or make greater in bulk, quantity, extent, value, or amount, etc.; to add to; to extend; to lengthen; to enhance; to aggravate; as, to increase one’s possessions, influence., Addition or enlargement in size, extent, quantity, number, intensity, value, substance, etc.; augmentation; growth., That which is added to the original stock by augmentation or growth; produce; profit; interest., Progeny; issue; offspring., Generation., The period of increasing light, or luminous phase; the waxing; — said of the moon.
increate verb t. To create within., Alt. of Increated
incubate verb i. & t. To sit, as on eggs for hatching; to brood; to brood upon, or keep warm, as eggs, for the purpose of hatching.
incubous adjective Having the leaves so placed that the upper part of each one covers the base of the leaf next above it, as in hepatic mosses of the genus Frullania. See Succubous.
incumber verb t. See Encumber.
incurred imp. & past participle of Incur
incurved imp. & past participle of Incurve, Bending gradually toward the axis or center, as branches or petals.
incysted adjective See Encysted.
indagate verb t. To seek or search out.
indamage verb t. See Endamage.
indebted imp. & past participle of Indebt, Brought into debt; being under obligation; held to payment or requital; beholden., Placed under obligation for something received, for which restitution or gratitude is due; as, we are indebted to our parents for their care of us in infancy; indebted to friends for help and encouragement.
indecent adjective Not decent; unfit to be seen or heard; offensive to modesty and delicacy; as, indecent language.
indenize verb t. To naturalize.
indented imp. & past participle of Indent, Cut in the edge into points or inequalities, like teeth; jagged; notched; stamped in; dented on the surface., Having an uneven, irregular border; sinuous; undulating., Notched like the part of a saw consisting of the teeth; serrated; as, an indented border or ordinary., Bound out by an indenture; apprenticed; indentured; as, an indented servant., Notched along the margin with a different color, as the feathers of some birds.
indesert noun Ill desert.
indevote adjective Not devoted.
indevout adjective Not devout.
indexing present participle & vb. noun of Index
indiadem verb t. To place or set in a diadem, as a gem or gems.
indiamen plural of Indiaman
indiaman noun A large vessel in the India trade.
indicant adjective Serving to point out, as a remedy; indicating., That which indicates or points out; as, an indicant of the remedy for a disease.
indicate verb t. To point out; to discover; to direct to a knowledge of; to show; to make known., To show or manifest by symptoms; to point to as the proper remedies; as, great prostration of strength indicates the use of stimulants., To investigate the condition or power of, as of steam engine, by means of an indicator.
indicted imp. & past participle of Indict
indictee noun A person indicted.
indicter noun One who indicts.
indictor noun One who indicts.
indigeen noun Same as Indigene.
indigene noun One born in a country; an aboriginal animal or plant; an autochthon.
indigent adjective Wanting; void; free; destitute; — used with of., Destitute of property or means of comfortable subsistence; needy; poor; in want; necessitous.
indigest adjective Crude; unformed; unorganized; undigested., Something indigested.
indignly adverb Unworthily.
indigoes plural of Indigo
indirect adjective Not direct; not straight or rectilinear; deviating from a direct line or course; circuitous; as, an indirect road., Not tending to an aim, purpose, or result by the plainest course, or by obvious means, but obliquely or consequentially; by remote means; as, an indirect accusation, attack, answer, or proposal., Not straightforward or upright; unfair; dishonest; tending to mislead or deceive., Not resulting directly from an act or cause, but more or less remotely connected with or growing out of it; as, indirect results, damages, or claims., Not reaching the end aimed at by the most plain and direct method; as, an indirect proof, demonstration, etc.
inditing present participle & vb. noun of Indite
indocile adjective Not teachable; indisposed to be taught, trained, or disciplined; not easily instructed or governed; dull; intractable.
indolent adjective Free from toil, pain, or trouble., Indulging in ease; avoiding labor and exertion; habitually idle; lazy; inactive; as, an indolent man., Causing little or no pain or annoyance; as, an indolent tumor.
indomite adjective Not tamed; untamed; savage; wild.
indorsed imp. & past participle of Indorse, See Addorsed.
indorsee noun The person to whom a note or bill is indorsed, or assigned by indorsement.
indorser noun Alt. of Indorsor
indorsor noun The person who indorses.
indrench verb t. To overwhelm with water; to drench; to drown.
inducing present participle & vb. noun of Induce
inducted imp. & past participle of Induct
inductor noun The person who inducts another into an office or benefice., That portion of an electrical apparatus, in which is the inducing charge or current.
indulged imp. & past participle of Indulge
indulger noun One who indulges.
induline noun Any one of a large series of aniline dyes, colored blue or violet, and represented by aniline violet., A dark green amorphous dyestuff, produced by the oxidation of aniline in the presence of copper or vanadium salts; — called also aniline black.
indument noun Plumage; feathers.
indurate adjective Hardened; not soft; indurated., Without sensibility; unfeeling; obdurate., To make hard; as, extreme heat indurates clay; some fossils are indurated by exposure to the air., To make unfeeling; to deprive of sensibility; to render obdurate., To grow hard; to harden, or become hard; as, clay indurates by drying, and by heat.
indusial adjective Of, pertaining to, or containing, the petrified cases of the larvae of certain insects.
indusium noun A collection of hairs united so as to form a sort of cup, and inclosing the stigma of a flower., The immediate covering of the fruit dots or sori in many ferns, usually a very thin scale attached by the middle or side to a veinlet., A peculiar covering found in certain fungi.
industry noun Habitual diligence in any employment or pursuit, either bodily or mental; steady attention to business; assiduity; — opposed to sloth and idleness; as, industry pays debts, while idleness or despair will increase them., Any department or branch of art, occupation, or business; especially, one which employs much labor and capital and is a distinct branch of trade; as, the sugar industry; the iron industry; the cotton industry., Human exertion of any kind employed for the creation of value, and regarded by some as a species of capital or wealth; labor.
indutive adjective Covered; — applied to seeds which have the usual integumentary covering.
induviae noun pl. Persistent portions of a calyx or corolla; also, leaves which do not disarticulate from the stem, and hence remain for a long time.
inedited adjective Not edited; unpublished; as, an inedited manuscript.
inequity noun Want of equity; injustice; wrong.
inermous adjective Same as Inermis.
inertion noun Want of activity or exertion; inertness; quietude.
inescate verb t. To allure; to lay a bait for.
inexpert adjective Destitute of experience or of much experience., Not expert; not skilled; destitute of knowledge or dexterity derived from practice.
ineyeing present participle & vb. noun of Ineye
infamize verb t. To make infamous; to defame.
infamous adjective Of very bad report; having a reputation of the worst kind; held in abhorrence; guilty of something that exposes to infamy; base; notoriously vile; detestable; as, an infamous traitor; an infamous perjurer., Causing or producing infamy; deserving detestation; scandalous to the last degree; as, an infamous act; infamous vices; infamous corruption., Branded with infamy by conviction of a crime; as, at common law, an infamous person can not be a witness., Having a bad name as being the place where an odious crime was committed, or as being associated with something detestable; hence, unlucky; perilous; dangerous.
infamies plural of Infamy
infantly adjective Like an infant.
infantry noun A body of children., A body of soldiers serving on foot; foot soldiers, in distinction from cavalry.
infected imp. & past participle of Infect
infecter noun One who, or that which, infects.
infecund adjective Unfruitful; not producing young; barren; infertile.
infeeble verb t. See Enfeeble.
inferred imp. & past participle of Infer
inferiae noun pl. Sacrifices offered to the souls of deceased heroes or friends.
inferior adjective Lower in place, rank, excellence, etc.; less important or valuable; subordinate; underneath; beneath., Poor or mediocre; as, an inferior quality of goods., Nearer the sun than the earth is; as, the inferior or interior planets; an inferior conjunction of Mercury or Venus., Below the horizon; as, the inferior part of a meridian., Situated below some other organ; — said of a calyx when free from the ovary, and therefore below it, or of an ovary with an adherent and therefore inferior calyx., On the side of a flower which is next the bract; anterior., Junior or subordinate in rank; as, an inferior officer., A person lower in station, rank, intellect, etc., than another.
infernal adjective Of or pertaining to or suitable for the lower regions, inhabited, according to the ancients, by the dead; pertaining to Pluto’s realm of the dead, the Tartarus of the ancients., Of or pertaining to, resembling, or inhabiting, hell; suitable for hell, or to the character of the inhabitants of hell; hellish; diabolical; as, infernal spirits, or conduct., An inhabitant of the infernal regions; also, the place itself.
infested imp. & past participle of Infest
infester noun One who, or that which, infests.
infilter verb t. & i. To filter or sift in.
infinite adjective Unlimited or boundless, in time or space; as, infinite duration or distance., Without limit in power, capacity, knowledge, or excellence; boundless; immeasurably or inconceivably great; perfect; as, the infinite wisdom and goodness of God; — opposed to finite., Indefinitely large or extensive; great; vast; immense; gigantic; prodigious., Greater than any assignable quantity of the same kind; — said of certain quantities., Capable of endless repetition; — said of certain forms of the canon, called also perpetual fugues, so constructed that their ends lead to their beginnings, and the performance may be incessantly repeated., That which is infinite; boundless space or duration; infinity; boundlessness., An infinite quantity or magnitude., An infinity; an incalculable or very great number., The Infinite Being; God; the Almighty.
infinito adjective Infinite; perpetual, as a canon whose end leads back to the beginning. See Infinite, a., 5.
infinity noun Unlimited extent of time, space, or quantity; eternity; boundlessness; immensity., Unlimited capacity, energy, excellence, or knowledge; as, the infinity of God and his perfections., Endless or indefinite number; great multitude; as an infinity of beauties., A quantity greater than any assignable quantity of the same kind., That part of a line, or of a plane, or of space, which is infinitely distant. In modern geometry, parallel lines or planes are sometimes treated as lines or planes meeting at infinity.
infirmly adverb In an infirm manner.
infixing present participle & vb. noun of Infix
inflamed imp. & past participle of Inflame, Set on fire; enkindled; heated; congested; provoked; exasperated., Represented as burning, or as adorned with tongues of flame.
inflamer noun The person or thing that inflames.
inflated imp. & past participle of Inflate, Filled, as with air or gas; blown up; distended; as, a balloon inflated with gas., Turgid; swelling; puffed up; bombastic; pompous; as, an inflated style., Hollow and distended, as a perianth, corolla, nectary, or pericarp., Distended or enlarged fictitiously; as, inflated prices, etc.
inflater noun One who, or that which, inflates; as, the inflaters of the stock exchange.
inflatus verb t. A blowing or breathing into; inflation; inspiration.
inflexed adjective Turned; bent., Bent or turned abruptly inwards, or toward the axis, as the petals of a flower.
influent adjective Flowing in., Exerting influence; influential.
infolded imp. & past participle of Infold
informed imp. & past participle of Inform, Unformed or ill-formed; deformed; shapeless.
informal adjective Not in the regular, usual, or established form; not according to official, conventional, prescribed, or customary forms or rules; irregular; hence, without ceremony; as, an informal writting, proceeding, or visit., Deranged in mind; out of one’s senses.
informer verb One who informs, animates, or inspires., One who informs, or imparts knowledge or news., One who informs a magistrate of violations of law; one who informs against another for violation of some law or penal statute.
infringe verb t. To break; to violate; to transgress; to neglect to fulfill or obey; as, to infringe a law or contract., To hinder; to destroy; as, to infringe efficacy; to infringe delight or power., To break, violate, or transgress some contract, rule, or law; to injure; to offend., To encroach; to trespass; — followed by on or upon; as, to infringe upon the rights of another.
infrugal adjective Not frugal; wasteful; as, an infrugal expense of time.
infucate verb t. To stain; to paint; to daub.
infumate verb t. To dry by exposing to smoke; to expose to smoke.
infusing present participle & vb. noun of Infuse
infusion verb t. The act of infusing, pouring in, or instilling; instillation; as, the infusion of good principles into the mind; the infusion of ardor or zeal., That which is infused; suggestion; inspiration., The act of plunging or dipping into a fluid; immersion., The act or process of steeping or soaking any substance in water in order to extract its virtues., The liquid extract obtained by this process.
infusive adjective Having the power of infusion; inspiring; influencing.
infusory adjective Infusorial., One of the Infusoria; — usually in the pl.
ingender verb t. See Engender.
ingenite adjective Alt. of Ingenit
inghalla noun The reedbuck of South Africa.
in-going noun The act of going in; entrance., Going; entering, as upon an office or a possession; as, an in-going tenant.
ingrieve verb t. To render more grievous; to aggravate.
ingroove verb t. To groove in; to join in or with a groove.
ingrowth noun A growth or development inward.
inguilty adjective Not guilty.
inguinal adjective Of or pertaining to, or in the region of, the inguen or groin; as, an inguinal canal or ligament; inguinal hernia.
ingulfed imp. & past participle of Ingulf
inhabile adjective Not apt or fit; unfit; not convenient; inappropriate; unsuitable; as, inhabile matter., Unskilled; unready; awkward; incompetent; unqualified; — said of person.
inhalant adjective Inhaling; used for inhaling., An apparatus also called an inhaler (which see); that which is to be inhaled.
inhaling present participle & vb. noun of Inhale
inhalent adjective Used for inhaling; as, the inhalent end of a duct.
inhauler noun A rope used to draw in the jib boom, or flying jib boom.
inhearse verb t. To put in, or as in, a hearse or coffin.
inhering present participle & vb. noun of Inhere
inherent adjective Permanently existing in something; inseparably attached or connected; naturally pertaining to; innate; inalienable; as, polarity is an inherent quality of the magnet; the inherent right of men to life, liberty, and protection.
inhesion noun The state of existing, of being inherent, in something; inherence.
inholder noun An inhabitant.
inhumate verb t. To inhume; to bury; to inter.
inhuming present participle & vb. noun of Inhume
inimical adjective Having the disposition or temper of an enemy; unfriendly; unfavorable; — chiefly applied to private, as hostile is to public, enmity., Opposed in tendency, influence, or effects; antagonistic; inconsistent; incompatible; adverse; repugnant.
iniquity noun Absence of, or deviation from, just dealing; want of rectitude or uprightness; gross injustice; unrighteousness; wickedness; as, the iniquity of bribery; the iniquity of an unjust judge., An iniquitous act or thing; a deed of injustice o/ unrighteousness; a sin; a crime., A character or personification in the old English moralities, or moral dramas, having the name sometimes of one vice and sometimes of another. See Vice.
iniquous adjective Iniquitous.
initiate verb t. To introduce by a first act; to make a beginning with; to set afoot; to originate; to commence; to begin or enter upon., To acquaint with the beginnings; to instruct in the rudiments or principles; to introduce., To introduce into a society or organization; to confer membership on; especially, to admit to a secret order with mysterious rites or ceremonies., To do the first act; to perform the first rite; to take the initiative., Unpracticed; untried; new., Begun; commenced; introduced to, or instructed in, the rudiments; newly admitted., One who is, or is to be, initiated.
injected imp. & past participle of Inject
injector noun One who, or that which, injects., A contrivance for forcing feed water into a steam boiler by the direct action of the steam upon the water. The water is driven into the boiler by the impulse of a jet of the steam which becomes condensed as soon as it strikes the stream of cold water it impels; — also called Giffard’s injector, from the inventor.
injuring present participle & vb. noun of Injure
injuries plural of Injury
inkiness noun The state or quality of being inky; blackness.
inkstand noun A small vessel for holding ink, to dip the pen into; also, a device for holding ink and writing materials.
inkstone noun A kind of stone containing native vitriol or subphate of iron, used in making ink.
inlacing present participle & vb. noun of Inlace
inlander noun One who lives in the interior of a country, or at a distance from the sea.
inlaying present participle & vb. noun of Inlay
inleague verb t. To ally, or form an alliance witgh; to unite; to combine.
inlumine verb t. See Illumine.
inmeshed imp. & past participle of Inmesh
innately adverb Naturally.
innative adjective Native.
innerved imp. & past participle of Innerve
innixion noun Act of leaning upon something; incumbency.
innocent adjective Not harmful; free from that which can injure; innoxious; innocuous; harmless; as, an innocent medicine or remedy., Morally free from guilt; guiltless; not tainted with sin; pure; upright., Free from the guilt of a particular crime or offense; as, a man is innocent of the crime charged., Simple; artless; foolish., Lawful; permitted; as, an innocent trade., Not contraband; not subject to forfeiture; as, innocent goods carried to a belligerent nation., An innocent person; one free from, or unacquainted with, guilt or sin., An unsophisticated person; hence, a child; a simpleton; an idiot.
innodate verb t. To bind up,as in a knot; to include.
innovate verb t. To bring in as new; to introduce as a novelty; as, to innovate a word or an act., To change or alter by introducing something new; to remodel; to revolutionize., To introduce novelties or changes; — sometimes with in or on.
innuendo noun An oblique hint; a remote allusion or reference, usually derogatory to a person or thing not named; an insinuation., An averment employed in pleading, to point the application of matter otherwise unintelligible; an interpretative parenthesis thrown into quoted matter to explain an obscure word or words; — as, the plaintiff avers that the defendant said that he (innuendo the plaintiff) was a thief.
inocular adjective Inserted in the corner of the eye; — said of the antenn/ of certain insects.
inodiate verb t. To make odious or hateful.
inosinic adjective Pertaining to, or derived from, inosite; as, inosinic acid.
in posse In possibility; possible, although not yet in existence or come to pass; — contradistinguished from in esse.
inquired imp. & past participle of Inquire
inquirer noun One who inquires or examines; questioner; investigator.
inrailed imp. & past participle of Inrail
inroaded imp. & past participle of Inroad
insafety noun Insecurity; danger.
insanely adverb Without reason; madly; foolishly.
insanity noun The state of being insane; unsoundness or derangement of mind; madness; lunacy., Such a mental condition, as, either from the existence of delusions, or from incapacity to distinguish between right and wrong, with regard to any matter under action, does away with individual responsibility.
insapory adjective Tasteless; unsavory.
inscient adjective Having little or no knowledge; ignorant; stupid; silly., Having knowledge or insight; intelligent.
insconce verb t. See Ensconce.
inscribe verb t. To write or engrave; to mark down as something to be read; to imprint., To mark with letters, charakters, or words., To assign or address to; to commend to by a shot address; to dedicate informally; as, to inscribe an ode to a friend., To imprint deeply; to impress; to stamp; as, to inscribe a sentence on the memory., To draw within so as to meet yet not cut the boundaries.
inscroll verb t. To write on a scroll; to record.
inseamed imp. & past participle of Inseam
insearch verb t. To make search after; to investigate or examine; to ensearch.
insected adjective Pertaining to, having the nature of, or resembling, an insect.
insecure adjective Not secure; not confident of safety or permanence; distrustful; suspicious; apprehensive of danger or loss., Not effectually guarded, protected, or sustained; unsafe; unstable; exposed to danger or loss.
inserted imp. & past participle of Insert, Situated upon, attached to, or growing out of, some part; — said especially of the parts of the flower; as, the calyx, corolla, and stamens of many flowers are inserted upon the receptacle.
insessor noun One of the Insessores. The group includes most of the common singing birds.
inshaded adjective Marked with different shades.
inshrine verb t. See Enshrine.
insignia noun pl. Distinguishing marks of authority, office, or honor; badges; tokens; decorations; as, the insignia of royalty or of an order., Typical and characteristic marks or signs, by which anything is known or distinguished; as, the insignia of a trade.
insisted imp. & past participle of Insist
insition noun The insertion of a scion in a stock; ingraftment.
insnared imp. & past participle of Insnare
insnarer noun One who insnares.
insolate verb t. To dry in, or to expose to, the sun’s rays; to ripen or prepare by such exposure.
insolent adjective Deviating from that which is customary; novel; strange; unusual., Haughty and contemptuous or brutal in behavior or language; overbearing; domineering; grossly rude or disrespectful; saucy; as, an insolent master; an insolent servant., Proceeding from or characterized by insolence; insulting; as, insolent words or behavior.
insomnia noun Want of sleep; inability to sleep; wakefulness; sleeplessness.
insomuch adverb
insperse verb t. To sprinkle; to scatter.
insphere verb t. To place in, or as in, an orb a sphere. Cf. Ensphere.
inspired imp. & past participle of Inspire, Breathed in; inhaled., Moved or animated by, or as by, a supernatural influence; affected by divine inspiration; as, the inspired prophets; the inspired writers., Communicated or given as by supernatural or divine inspiration; having divine authority; hence, sacred, holy; — opposed to uninspired, profane, or secular; as, the inspired writings, that is, the Scriptures.
inspirer noun One who, or that which, inspirer.
inspirit verb t. To infuse new life or spirit into; to animate; to encourage; to invigorate.
instable adjective Not stable; not standing fast or firm; unstable; prone to change or recede from a purpose; mutable; inconstant.
instance noun The act or quality of being instant or pressing; urgency; solicitation; application; suggestion; motion., That which is instant or urgent; motive., Occasion; order of occurrence., That which offers itself or is offered as an illustrative case; something cited in proof or exemplification; a case occurring; an example., A token; a sign; a symptom or indication., To mention as a case or example; to refer to; to cite; as, to instance a fact., To give an example.
instancy noun Instance; urgency.
instated imp. & past participle of Instate
instaure verb t. To renew or renovate; to instaurate.
instinct adjective Urged or stimulated from within; naturally moved or impelled; imbued; animated; alive; quick; as, birds instinct with life., Natural inward impulse; unconscious, involuntary, or unreasoning prompting to any mode of action, whether bodily, or mental, without a distinct apprehension of the end or object to be accomplished., Specif., the natural, unreasoning, impulse by which an animal is guided to the performance of any action, without of improvement in the method., A natural aptitude or knack; a predilection; as, an instinct for order; to be modest by instinct., To impress, as an animating power, or instinct.
instruct adjective Arranged; furnished; provided., Instructed; taught; enlightened., To put in order; to form; to prepare., To form by communication of knowledge; to inform the mind of; to impart knowledge or information to; to enlighten; to teach; to discipline., To furnish with directions; to advise; to direct; to command; as, the judge instructs the jury.
insulary adjective Insular.
insulate verb t. To make an island of., To place in a detached situation, or in a state having no communication with surrounding objects; to isolate; to separate., To prevent the transfer o/ electricity or heat to or from (bodies) by the interposition of nonconductors.
insulite noun An insulating material, usually some variety of compressed cellulose, made of sawdust, paper pulp, cotton waste, etc.
insulous adjective Abounding in islands.
insulted imp. & past participle of Insult
insulter noun One who insults.
insurant noun The person insured.
insuring present participle & vb. noun of Insure
inswathe verb t. To wrap up; to infold; to swathe.
intaglio noun A cutting or engraving; a figure cut into something, as a gem, so as to make a design depressed below the surface of the material; hence, anything so carved or impressed, as a gem, matrix, etc.; — opposed to cameo. Also used adjectively.
intangle verb t. See Entangle.
integral adjective Lacking nothing of completeness; complete; perfect; uninjured; whole; entire., Essential to completeness; constituent, as a part; pertaining to, or serving to form, an integer; integrant., Of, pertaining to, or being, a whole number or undivided quantity; not fractional., Pertaining to, or proceeding by, integration; as, the integral calculus., A whole; an entire thing; a whole number; an individual., An expression which, being differentiated, will produce a given differential. See differential Differential, and Integration. Cf. Fluent.
intended imp. & past participle of Intend, Made tense; stretched out; extended; forcible; violent., Purposed; designed; as, intended harm or help., Betrothed; affianced; as, an intended husband., One with whom marriage is designed; one who is betrothed; an affianced lover.
intender noun One who intends.
intently adverb In an intent manner; as, the eyes intently fixed.
interred imp. & past participle of Inter
interact noun A short act or piece between others, as in a play; an interlude; hence, intermediate employment or time., To act upon each other; as, two agents mutually interact.
interall noun Entrail or inside.
intercur verb i. To intervene; to come or occur in the meantime.
interess verb t. To interest or affect.
interest noun To engage the attention of; to awaken interest in; to excite emotion or passion in, in behalf of a person or thing; as, the subject did not interest him; to interest one in charitable work., To be concerned with or engaged in; to affect; to concern; to excite; — often used impersonally., To cause or permit to share., Excitement of feeling, whether pleasant or painful, accompanying special attention to some object; concern., Participation in advantage, profit, and responsibility; share; portion; part; as, an interest in a brewery; he has parted with his interest in the stocks., Advantage, personal or general; good, regarded as a selfish benefit; profit; benefit., Premium paid for the use of money, — usually reckoned as a percentage; as, interest at five per cent per annum on ten thousand dollars., Any excess of advantage over and above an exact equivalent for what is given or rendered., The persons interested in any particular business or measure, taken collectively; as, the iron interest; the cotton interest.
interior adjective Being within any limits, inclosure, or substance; inside; internal; inner; — opposed to exterior, or superficial; as, the interior apartments of a house; the interior surface of a hollow ball., Remote from the limits, frontier, or shore; inland; as, the interior parts of a region or country., That which is within; the internal or inner part of a thing; the inside., The inland part of a country, state, or kingdom.
interlay verb t. To lay or place among or between.
intermit verb t. To cause to cease for a time, or at intervals; to interrupt; to suspend., To cease for a time or at intervals; to moderate; to be intermittent, as a fever.
intermix verb t. To mix together; to intermingle., To be mixed together; to be intermingled.
internal adjective Inward; interior; being within any limit or surface; inclosed; — opposed to external; as, the internal parts of a body, or of the earth., Derived from, or dependent on, the thing itself; inherent; as, the internal evidence of the divine origin of the Scriptures., Pertaining to its own affairs or interests; especially, (said of a country) domestic, as opposed to foreign; as, internal trade; internal troubles or war., Pertaining to the inner being or the heart; spiritual., Intrinsic; inherent; real., Lying toward the mesial plane; mesial.
interpel verb t. To interrupt, break in upon, or intercede with.
interrer noun One who inters.
interrex noun An interregent, or a regent.
interset verb t. To set between or among.
intertex verb t. To intertwine; to weave or bind together.
intertie noun In any framed work, a horizontal tie other than sill and plate or other principal ties, securing uprights to one another.
interval noun A space between things; a void space intervening between any two objects; as, an interval between two houses or hills., Space of time between any two points or events; as, the interval between the death of Charles I. of England, and the accession of Charles II., A brief space of time between the recurrence of similar conditions or states; as, the interval between paroxysms of pain; intervals of sanity or delirium., Difference in pitch between any two tones., Alt. of Intervale
inthirst verb t. To make thirsty.
inthrall verb t. To reduce to bondage or servitude; to make a thrall, slave, vassal, or captive of; to enslave.
inthrone verb t. Same as Enthrone.
inthrong verb i. To throng or collect together.
intimacy noun The state of being intimate; close familiarity or association; nearness in friendship.
intimate adjective Innermost; inward; internal; deep-seated; hearty., Near; close; direct; thorough; complete., Close in friendship or acquaintance; familiar; confidential; as, an intimate friend., An intimate friend or associate; a confidant., To announce; to declare; to publish; to communicate; to make known., To suggest obscurely or indirectly; to refer to remotely; to give slight notice of; to hint; as, he intimated his intention of resigning his office.
intirely adverb See Entire, a., Entirely, adv.
intitule verb t. To entitle; to give a title to.
intombed imp. & past participle of Intomb
intonate verb i. To thunder., To sound the tones of the musical scale; to practice the sol-fa., To modulate the voice in a musical, sonorous, and measured manner, as in reading the liturgy; to intone., To utter in a musical or sonorous manner; to chant; as, to intonate the liturgy.
intoning present participle & vb. noun of Intone
intorted imp. & past participle of Intort
intrados noun The interior curve of an arch; esp., the inner or lower curved face of the whole body of voussoirs taken together. See Extrados.
intrench verb t. To cut in; to furrow; to make trenches in or upon., To surround with a trench or with intrenchments, as in fortification; to fortify with a ditch and parapet; as, the army intrenched their camp, or intrenched itself., To invade; to encroach; to infringe or trespass; to enter on, and take possession of, that which belongs to another; — usually followed by on or upon; as, the king was charged with intrenching on the rights of the nobles, and the nobles were accused of intrenching on the prerogative of the crown.
intrepid adjective Not trembling or shaking with fear; fearless; bold; brave; undaunted; courageous; as, an intrepid soldier; intrepid spirit.
intrigue verb i. To form a plot or scheme; to contrive to accomplish a purpose by secret artifice., To carry on a secret and illicit love or amour., To fill with artifice and duplicity; to complicate; to embarrass., Intricacy; complication., A complicated plot or scheme intended to effect some purpose by secret artifice; conspiracy; stratagem., The plot or romance; a complicated scheme of designs, actions, and events., A secret and illicit love affair between two persons of different sexes; an amour; a liaison.
intrinse adjective Tightly drawn; or (perhaps) intricate.
intromit verb t. To send in or put in; to insert or introduce., To allow to pass in; to admit., To intermeddle with the effects or goods of another.
introrse adjective Turning or facing inward, or toward the axis of the part to which it belongs.
intruded imp. & past participle of Intrude, Same as Intrusive.
intruder noun One who intrudes; one who thrusts himself in, or enters without right, or without leave or welcome; a trespasser.
inuncted adjective Anointed.
inundant adjective Overflowing.
inundate verb t. To cover with a flood; to overflow; to deluge; to flood; as, the river inundated the town., To fill with an overflowing abundance or superfluity; as, the country was inundated with bills of credit.
inurbane adjective Uncivil; unpolished; rude.
inurning present participle & vb. noun of Inurn
inustion noun The act of burning or branding.
in vacuo In a vacuum; in empty space; as, experiments in vacuo.
invading present participle & vb. noun of Invade
invalide noun See Invalid, n.
invalued adjective Inestimable.
invasion noun The act of invading; the act of encroaching upon the rights or possessions of another; encroachment; trespass., A warlike or hostile entrance into the possessions or domains of another; the incursion of an army for conquest or plunder., The incoming or first attack of anything hurtful or pernicious; as, the invasion of a disease.
invasive adjective Tending to invade; characterized by invasion; aggressive.
invected adjective Having a border or outline composed of semicircles with the convexity outward; — the opposite of engrailed.
inveigle verb t. To lead astray as if blind; to persuade to something evil by deceptive arts or flattery; to entice; to insnare; to seduce; to wheedle.
invented imp. & past participle of Invent
inventer noun One who invents.
inventor noun One who invents or finds out something new; a contriver; especially, one who invents mechanical devices.
inverted imp. & past participle of Invert, Changed to a contrary or counterchanged order; reversed; characterized by inversion., Situated apparently in reverse order, as strata when folded back upon themselves by upheaval.
invertin noun An unorganized ferment which causes cane sugar to take up a molecule of water and be converted into invert sugar.
invested imp. & past participle of Invest
investor noun One who invests.
invirile adjective Deficient in manhood; unmanly; effeminate.
invision noun Want of vision or of the power of seeing.
inviting present participle & vb. noun of Invite, Alluring; tempting; as, an inviting amusement or prospect.
invocate verb t. To invoke; to call on, or for, in supplication; to implore.
invoiced imp. & past participle of Invoice
invoking present participle & vb. noun of Invoke
involute adjective Alt. of Involuted, A curve traced by the end of a string wound upon another curve, or unwound from it; — called also evolvent. See Evolute.
involved imp. & past participle of Involve, Same as Involute.
invulgar verb t. To cause to become or appear vulgar., Not vulgar; refined; elegant.
inwalled imp. & past participle of Inwall
inwardly adverb In the inner parts; internally., Toward the center; inward; as, to curve inwardly., In the heart or mind; mentally; privately; secret/y; as, he inwardly repines., Intimately; thoroughly.
iodizing present participle & vb. noun of Iodize
iodoform noun A yellow, crystalline, volatile substance, CI3H, having an offensive odor and sweetish taste, and analogous to chloroform. It is used in medicine as a healing and antiseptic dressing for wounds and sores.
iodyrite noun Silver iodide, a mineral of a yellowish color.
ionidium noun A genus of violaceous plants, chiefly found in tropical America, some species of which are used as substitutes for ipecacuanha.
iotacism noun The frequent use of the sound of iota (that of English e in be), as among the modern Greeks; also, confusion from sounding /, /, /, /, //, etc., like /.
ipomoeic adjective Pertaining to, or designating, an acid obtained by the oxidation of convolvulin (obtained from jalap, the tubers of Ipomoea purga), and identical in most of its properties with sebacic acid.
irenarch noun An officer in the Greek empire having functions corresponding to those of a justice of the peace.
irenical adjective Fitted or designed to promote peace; pacific; conciliatory; peaceful.
irenicon noun A proposition or device for securing peace, especially in the church.
irestone noun Any very hard rock.
irideous adjective Pertaining to, or resembling, a large natural order of endogenous plants (Iridaceae), which includes the genera Iris, Ixia, Crocus, Gladiolus, and many others.
iridious adjective Of or pertaining to iridium; — applied specifically to compounds in which iridium has a low valence.
iridized imp. & past participle of Iridize
irisated adjective Exhibiting the prismatic colors; irised; iridescent.
iriscope noun A philosophical toy for exhibiting the prismatic tints by means of thin films.
irishism noun A mode of speaking peculiar to the Irish; an Hibernicism.
irishmen plural of Irishman
irishman noun A man born in Ireland or of the Irish race; an Hibernian.
ironclad adjective Clad in iron; protected or covered with iron, as a vessel for naval warfare., Rigorous; severe; exacting; as, an ironclad oath or pledge., A naval vessel having the parts above water covered and protected by iron or steel usually in large plates closely joined and made sufficiently thick and strong to resist heavy shot.
ironical adjective Pertaining to irony; containing, expressing, or characterized by, irony; as, an ironical remark., Addicted to the use of irony; given to irony.
ironware noun Articles made of iron, as household utensils, tools, and the like.
ironweed noun A tall weed with purplish flowers (Vernonia Noveboracensis). The name is also applied to other plants of the same genus.
ironwood noun A tree unusually hard, strong, or heavy wood.
ironwork noun Anything made of iron; — a general name of such parts or pieces of a building, vessel, carriage, etc., as consist of iron.
ironwort noun An herb of the Mint family (Sideritis), supposed to heal sword cuts; also, a species of Galeopsis.
iroquois noun sing. & pl. A powerful and warlike confederacy of Indian tribes, formerly inhabiting Central New York and constituting most of the Five Nations. Also, any Indian of the Iroquois tribes.
irrelate adjective Irrelative; unconnected.
irrigate verb t. To water; to wet; to moisten with running or dropping water; to bedew., To water, as land, by causing a stream to flow upon, over, or through it, as in artificial channels.
irrision noun The act of laughing at another; derision.
irritant adjective Rendering null and void; conditionally invalidating., Irritating; producing irritation or inflammation., That which irritates or excites., Any agent by which irritation is produced; as, a chemical irritant; a mechanical or electrical irritant., A poison that produces inflammation.
irritate verb t. To render null and void., To increase the action or violence of; to heighten excitement in; to intensify; to stimulate., To excite anger or displeasure in; to provoke; to tease; to exasperate; to annoy; to vex; as, the insolence of a tyrant irritates his subjects., To produce irritation in; to stimulate; to cause to contract. See Irritation, n., 2., To make morbidly excitable, or oversensitive; to fret; as, the skin is irritated by friction; to irritate a wound by a coarse bandage., Excited; heightened.
irrorate verb t. To sprinkle or moisten with dew; to bedew., Covered with minute grains, appearing like fine sand.
irrugate verb t. To wrinkle.
irrupted adjective Broken with violence.
isabella Alt. of Isabella color
isagogic adjective Alt. of Isagogical
isatinic adjective Pertaining to, or derived from, isatin; as, isatic acid, which is also called trioxindol.
isatogen noun A complex nitrogenous radical, C8H4NO2, regarded as the essential residue of a series of compounds, related to isatin, which easily pass by reduction to indigo blue.
islamism noun The faith, doctrines, or religious system of the Mohammedans; Mohammedanism; Islam.
islamite noun A Mohammedan.
islamize verb i. & t. To conform, or cause to conform, to the religion of Islam.
islander noun An inhabitant of an island.
isobaric adjective Denoting equal pressure; as, an isobaric line; specifically, of or pertaining to isobars.
isochasm noun A line connecting places on the earth’s surface at which there is the same mean frequency of auroras.
isocheim noun A line connecting places on the earth having the same mean winter temperature. Cf. Isothere.
isocryme noun A line connecting points on the earth’s surface having the same mean temperature in the coldest month of the year.
isogonic adjective Pertaining to, or noting, equal angles., Characterized by isogonism.
isolable adjective Capable of being isolated, or of being obtained in a pure state; as, gold is isolable.
isolated imp. & past participle of Isolate, Placed or standing alone; detached; separated from others.
isolator noun One who, or that which, isolates.
isomeric adjective Having the same percentage composition; — said of two or more different substances which contain the same ingredients in the same proportions by weight, often used with with. Specif.: (a) Polymeric; i. e., having the same elements united in the same proportion by weight, but with different molecular weights; as, acetylene and benzine are isomeric (polymeric) with each other in this sense. See Polymeric. (b) Metameric; i. e., having the same elements united in the same proportions by weight, and with the same molecular weight, but which a different structure or arrangement of the ultimate parts; as, ethyl alcohol and methyl ether are isomeric (metameric) with each other in this sense. See Metameric.
isomorph noun A substance which is similar to another in crystalline form and composition.
isonomic adjective The same, or equal, in law or right; one in kind or origin; analogous; similar.
isopathy noun The system which undertakes to cure a disease by means of the virus of the same disease., The theory of curing a diseased organ by eating the analogous organ of a healthy animal., The doctrine that the power of therapeutics is equal to that of the causes of disease.
isoprene noun An oily, volatile hydrocarbon, obtained by the distillation of caoutchouc or guttaipercha.
isothere noun A line connecting points on the earth’s surface having the same mean summer temperature.
isotherm noun A line connecting or marking points on the earth’s surface having the same temperature. This may be the temperature for a given time of observation, or the mean temperature for a year or other period. Also, a similar line based on the distribution of temperature in the ocean.
isotonic adjective Having or indicating, equal tones, or tension.
isotropy noun Uniformity of physical properties in all directions in a body; absence of all kinds of polarity; specifically, equal elasticity in all directions.
issuable adjective Leading to, producing, or relating to, an issue; capable of being made an issue at law., Lawful or suitable to be issued; as, a writ issuable on these grounds.
issuably adverb In an issuable manner; by way of issue; as, to plead issuably.
issuance noun The act of issuing, or giving out; as, the issuance of an order; the issuance of rations, and the like.
isthmian adjective Of or pertaining to an isthmus, especially to the Isthmus of Corinth, in Greece.
itaconic adjective Pertaining to, or designating, an acid, C5H6O4, which is obtained as a white crystalline substance by decomposing aconitic and other organic acids.
ita palm A magnificent species of palm (Mauritia flexuosa), growing near the Orinoco. The natives eat its fruit and buds, drink its sap, and make thread and cord from its fiber.
itchless adjective Free from itching.
iterable adjective Capable of being iterated or repeated.
iterance noun Iteration.
iterated imp. & past participle of Iterate