INTRORSE, in-trors', _adj._ turned or facing inward.--_adv._ INTRORSE'LY.
[L. _introrsus_, toward the middle.]
INTROSPECT, in-tro-spekt', _v.t._ to look into anything.--_v.i._ to practise introspection.--_ns._ INTROSPEC'TION, a sight of the inside or interior: the act of directly observing the processes of one's own mind, self-examination; INTROSPEC'TIONIST.--_adj._ INTROSPEC'TIVE. [L. _intro_, within, _spec[)e]re_, to see.]
INTROSUSCEPTION, in-tro-su-sep'shun, _n._ the act of taking in, as nourishment. [L. _intro_, within, _susception-em_, _suscip[)e]re_.]
INTROVERT, in-tro-v[.e]rt', _v.t._ to turn inward.--_n._ anything introverted.--_n._ INTROVER'SION.--_adj._ INTROVER'SIVE. [L. _intro_, within, _vert[)e]re_, to turn.]
INTRUDE, in-tr[=oo]d', _v.i._ to thrust one's self in: to enter uninvited or unwelcome.--_v.t._ to force in.--_ns._ INTRUD'ER; INTRU'SION, act of intruding or of entering into a place without welcome or invitation: encroachment: a pushing in, an abnormal irruption, esp. in geology, of such rocks as have come up from below into another rock or series of beds; INTRU'SIONIST, one who intrudes, esp. one of those who, before the Scotch Disruption of 1843, refused a parish the right of objecting to the settlement of an obnoxious minister by a patron:--opp. to _Non-intrusionist_.--_adj._ INTRU'SIVE, tending or apt to intrude: entering without welcome or right.--_adv._ INTRU'SIVELY.--_n._ INTRU'SIVENESS. [L.
_in_, in, _trud[)e]re_, _trusum_, to thrust.]
INTRUST. See ENTRUST.
INTUITION, in-t[=u]-ish'un, _n._ the power of the mind by which it immediately perceives the truth of things without reasoning or analysis: a truth so perceived, immediate knowledge in contrast with mediate.--_v.t._ and _v.i._ IN'TUIT, to know intuitively.--_adj._ INTUIT'IONAL.--_ns._ INTUIT'IONALISM, the doctrine that the perception of truth is by intuition; INTUIT'IONALIST.--_adj._ INT[=U]'ITIVE, perceived or perceiving by intuition: received or known by simple inspection.--_adv._ INT[=U]'ITIVELY.--_n._ INT[=U]'ITIVISM. [L. _in_, into or upon, _tu[=e]ri_, _tuitus_, to look.]
INTUMESCENCE, in-t[=u]-mes'ens, _n._ the action of swelling: a swelling: a tumid state.--_v.i._ INTUMESCE', to swell up. [Fr.,--L. _in_, in, _tum[=e]re_, to swell.]
INTURBIDATE, in-tur'bi-d[=a]t, _v.t._ to render turbid. [L. _in_, in, _turbid[=a]re_, _-[=a]tum_, to trouble.]
INTUSE, in't[=u]s, _n._ (_Spens._) a bruise. [L. _in_, in, _tund[)e]re_, _tusum_, to bruise.]
INTUSSUSCEPTION, in-tus-su-sep'shun, _n._ the partial displacement of the bowel in which one portion of it passes into the portion immediately adjacent to it--also called _Invagination_.--_v.t._ IN'TUSSUSCEPT, to take into the interior.--_adjs._ INTUSSUSCEP'TED; INTUSSUSCEP'TIVE. [L. _intus_, within, _susception-em_--_suscip[)e]re_, to take up.]
INTWINE, in-tw[=i]n'. Same as ENTWINE.
INTWIST, in-twist'. Same as ENTWIST.
INULIN, in'[=u]-lin, _n._ a starch-like product used in medicine, obtained principally from the roots of the plant _Inula_ or _Elecampane._ [Prob. Gr.
INUMBRATE, in-um'br[=a]t, _v.t._ to cast a shadow upon: to shade. [L.
_inumbr[=a]re_, _-[=a]tum_--_in_, in, _umbr[=a]re_, to shade--_umbra_, a shadow.]
INUNCTION, in-ungk'shun, _n._ the act of anointing, the process of rubbing into the skin, as an ointment or liniment.--_n._ INUNCTUOS'ITY, absence of oiliness.
INUNDATE, in-un'd[=a]t, or in'-, _v.t._ to flow upon or over in waves (said of water): to flood: to fill with an overflowing abundance.--_adj._ INUN'DANT, overflowing.--_n._ INUND[=A]'TION, act of inundating: a flood: an overflowing. [L.,--_inund[=a]re_, _-[=a]tum_--_in_, in, _und[=a]re_, to rise in waves--_unda_, a wave.]
INURBANE, in-ur-b[=a]n', _adj._ not urbane, unpolished.--_adv._ INURBANE'LY.--_n._ INURBAN'ITY.
INURE, in-[=u]r', _v.t._ to use or practise habitually: to accustom: to harden.--_v.i._ (_law_) to come into use or effect: to serve to the use or benefit of.--_n._ INURE'MENT, act of inuring: practice. [From in and _ure_--O. Fr. _eure_ (Fr. _oeuvre_, work)--L. _opera_, work; the same word _ure_ is found in _manure_ (q.v.).]
INURN, in-urn', _v.t._ to place in an urn: to entomb.
INUSITATION, in-[=u]-zi-t[=a]'shun, _n._ (_obs._) disuse.
INUTILITY, in-[=u]-til'i-ti, _n._ want of utility: uselessness: unprofitableness: something useless.
INUTTERABLE, in-ut'[.e]r-a-bl, _adj._ not to be uttered.
INVADE, in-v[=a]d', _v.t._ to enter a country as an enemy: to attack: to encroach upon: to violate: to seize or fall upon.--_ns._ INVAD'ER; INV[=A]'SION, the act of invading: an attack: an incursion: an attack on the rights of another: an encroachment: a violation.--_adj._ INV[=A]'SIVE, making invasion: aggressive: infringing another's rights. [Fr.,--L.
_invad[)e]re_, _invasum_--_in_, in, _vad[)e]re_, to go.]
INVAGINATION, in-vaj-i-n[=a]'shun, _n._ intussusception. [L. _in_, not, _vagina_, a sheath.]
INVALID, in-val'id, _adj._ without value, weight, or cogency: having no effect: void: null.--_adj._ IN'VALID, deficient in health, sick, weak.--_n._ one who is weak: a sickly person: one disabled for active service, esp. a soldier or sailor.--_v.t._ to make invalid or affect with disease: to enrol on the list of invalids.--_v.t._ INVAL'ID[=A]TE, to render invalid: to weaken or destroy the force of.--_ns._ INVALID[=A]'TION; IN'VALIDHOOD, IN'VALIDISM; IN'VALIDING, the return home, or to a more healthy climate, of soldiers or sailors who have been rendered incapable of active duty by wounds or the severity of foreign service; INVALID'ITY, INVAL'IDNESS, want of cogency: want of force.
INVALUABLE, in-val'[=u]-a-bl, _adj._ that cannot be valued: priceless.--_adv._ INVAL'UABLY.
INVARIABLE, in-v[=a]'ri-a-bl, _adj._ not variable: without variation or change: unalterable: constantly in the same state.--_ns._ INV[=A]'RIABLENESS, INVARIABIL'ITY, the quality of being invariable or unchangeable.--_adv._ INV[=A]'RIABLY.
INVASION. See INVADE.
INVECKED, in-vekt', _adj._ invected.
INVECTED, in-vek'ted, _adj._ (_her._) having a border-line of small convex or outer curves:--opp. to _Engrailed_, of a line, or the edge of a bearing.
[L. _invectus_, _inveh[)e]re_, to enter.]
INVECTIVE, in-vek'tiv, _n._ a severe or reproachful accusation brought against any one: an attack with words: a violent utterance of censure: sarcasm, or satire.--_adj._ railing: abusive: satirical.--_adv._ INVEC'TIVELY, by invective: satirically: sarcastically. [See INVEIGH.]
INVEIGH, in-v[=a]', _v.i._ to attack with words: to rail against: to revile. [L. _inveh[)e]re_, _invectum_--_in_, in, _veh[)e]re_, to carry.]
INVEIGLE, in-v[=e]'gl, _v.t._ to entice: to seduce: to wheedle.--_ns._ INVEI'GLEMENT, an enticing: an enticement--older forms INVEA'GLE, ENVEI'GLE; INVEI'GLER. [Ety. dub.; prob. a corr. of O. Fr. _enveogler_ (Fr.
_aveugle_, blind)--L. _ab_, without, _oculus_, the eye.]
INVENDIBLE, in-ven'di-bl, _adj._ not vendible.--_n._ INVENDIBIL'ITY.
INVENT, in-vent', _v.t._ to devise or contrive: to make: to frame: to fabricate: to forge.--_adj._ INVEN'TIBLE.--_n._ INVEN'TION, that which is invented: contrivance: a deceit: power or faculty of inventing: ability displayed by any invention or effort of the imagination.--_adj._ INVEN'TIVE, able to invent: ready in contrivance.--_adv._ INVEN'TIVELY.--_ns._ INVEN'TIVENESS; INVEN'TOR, INVEN'TER, one who invents or finds out something new:--_fem._ INVEN'TRESS.--INVENTION OF THE CROSS, a festival observed on May 3, in commemoration of the alleged discovery of the true cross at Jerusalem in 326 by Helena, mother of Constantine the Great. [Fr.,--L. _inven[=i]re_, _inventum_--_in_, upon, _ven[=i]re_, to come.]
INVENTORY, in'ven-tor-i, _n._ a list or schedule of articles comprised in an estate, describing each article separately and precisely so as to show of what the estate consists.--_v.t._ to make an inventory of.--_adj._ INVENT[=O]'RIAL.--_adv._ INVENT[=O]'RIALLY. [Fr. _inventaire_--L.
_inventarium_, a list of things found.]
INVERNESS-CAPE, in-v[.e]r-nes'-k[=a]p, _n._ a form of overcoat with cape or tippet--named from _Inverness_.
INVERSE, in-v[.e]rs', _adj._ inverted: in the reverse or contrary order: opposite, inverted--opp. to _Direct_: (_math._) opposite in effect, of one operation that annuls the effect of another, as subtraction to addition, &c.--_n._ an inverted state, a direct opposite.--_adv._ INVERSE'LY.--_n._ INVER'SION, the act of inverting: the state of being inverted: a change of order or position.--_adj._ INVER'SIVE.
INVERT, in-v[.e]rt', _v.t._ to turn in or about: to turn upside down: to reverse: to change the customary order or position.--_n._ (_archit._) an inverted arch or vault, as the floor of a sewer, &c.--_adj._ INVER'TED, turned upside down: reversed: (_geol._) denoting strata that appear to have been reversed or folded back by upheaval.--_adv._ INVER'TEDLY, in an inverted or contrary manner.--INVERTED ARCH, an arch with its curve turned downwards, as in a sewer. [L. _invert[)e]re_, _inversum_--_in_, in, _vert[)e]re_, to turn.]
INVERTEBRAL, in-v[.e]rt'e-bral, INVERTEBRATE, in-v[.e]rt'ebr[=a]t, _adj._ without a vertebral column or backbone: weak, irresolute.--_n.pl._ INVERTEBR[=A]'TA, a collective name for those animals which agree in not exhibiting the characteristics of vertebrates.--_n._ INVER'TEBRATE, an animal destitute of a skull and vertebral column.
INVEST, in-vest', _v.t._ to put vesture on, to dress: to confer or give: to place in office or authority: to adorn: to surround: to block up: to lay siege to: to place: as property in business: to lay out money on.--_adj._ INVES'TITIVE.--_ns._ INVES'TITURE, in feudal and ecclesiastical history, the act of giving corporal possession of a manor, office, or benefice, accompanied by a certain ceremonial, such as the delivery of a branch, a banner, &c., to signify the authority which it is supposed to convey; INVEST'MENT, the act of investing: a blockade: the act of surrounding or besieging: laying out money on: any placing of money to secure income or profit: that in which anything is invested: (_Shak._) clothing; INVES'TOR, one who invests. [L. _invest[=i]re_, _-[=i]tum_--_in_, on, _vest[=i]re_, to clothe.]
INVESTIGATE, in-vest'i-g[=a]t, _v.t._ to search into: to inquire into with care and accuracy.--_adj._ INVEST'IGABLE, able to be investigated.--_n._ INVESTIG[=A]'TION, act of examining into: research: study.--_adjs._ INVEST'IG[=A]TIVE, INVEST'IG[=A]TORY, promoting or given to investigation.--_n._ INVEST'IG[=A]TOR, one who investigates. [L.
_investig[=a]re_, _-[=a]tum_--_in_, in, _vestig[=a]re_, to track.]
INVETERATE, in-vet'[.e]r-[=a]t, _adj._ firmly established by long continuance: deep-rooted, confirmed in any habit: violent.--_adv._ INVET'ERATELY.--_ns._ INVET'ERATENESS, INVET'ERACY, firmness produced by long use or continuance. [L. _inveter[=a]re_, _-[=a]tum_, to grow old--_in_, in, _vetus_, _veteris_, old.]
INVEXED, in-vekst', _adj._ (_her._) shaped in a curve.
INVIDIOUS, in-vid'i-us, _adj._ likely to incur or provoke ill-will: likely to excite envy, enviable: offensively discriminating.--_adv._ INVID'IOUSLY.--_n._ INVID'IOUSNESS. [L. _invidiosus_--_invidia_, envy.]