IRACUND, [=i]'ra-kund, _adj._ (_Carlyle_) angry. [L.]

IRADE, i-rä'de, _n._ a written decree of the Sultan of Turkey.

IRANIAN, [=i]-r[=a]n'i-an, _adj._ and _n._ of or pertaining to _Iran_,

Persia: a branch of the Indo-European or Aryan tongues, including Persian,

Zend, Pehlevi, and Parsi: an inhabitant of Iran.--Also IRAN'IC.

IRASCIBLE, [=i]-ras'i-bl, _adj._ susceptible of ire or anger: easily

provoked: irritable.--_n._ IRASCIBIL'ITY.--_adv._ IRAS'CIBLY. [Fr.,--L.

_irascibilis_--_irasci_, to be angry--_ira_, anger.]

IRE, [=i]r, _n._ anger: rage: keen resentment.--_adjs._ IRATE ([=i]-r[=a]t'

or i-r[=a]t'), enraged: angry; IRE'FUL, full of ire or wrath:

resentful.--_adv._ IRE'FULLY.--_n._ IRE'FULNESS. [L. _ira_, anger,

_irasci_, _ir[=a]tus_, to be angry.]

IRENIC, [=i]-ren'ik, _adj._ tending to create peace: pacific--also

IREN'ICAL.--_n._ IREN'ICON, a proposition or scheme for peace: the deacon's

litany at the beginning of the Greek liturgy--from its opening petitions

for peace.--_n.pl._ _Iren'ics_, irenical theology:--opp. to _Polemics_.

[See EIRENICON.]

IRICISM. See IRISH.

IRIDEÆ, [=i]-rid'e-[=e], _n.pl._ a natural order of endogenous plants, with

fleshy root-stocks and showy flowers.--Also IRID[=A]'CEÆ. [Gr. _iris_, a

rainbow.]

IRIDIUM, [=i]-rid'i-um, _n._ the most infusible, and one of the heaviest,

of the metals, found associated with the ore of platinum, so called from

the iridescence of some of its solutions.--_n._ IRIDOS'MIUM, a native

compound of iridium and osmium, used for pointing gold pens. [Gr. _iris_,

_iridos_, the rainbow.]

IRIS, [=i]'ris, _n._ the rainbow: an appearance resembling the rainbow: the

contractile curtain perforated by the pupil, and forming the coloured part

of the eye (also I'RID): the fleur-de-lis, or flagflower:--_pl._

I'RISES.--_adjs._ I'RIDAL, IRID'IAN, exhibiting the colours of the iris or

rainbow: prismatic.--_ns._ IRIDES'CENCE, IRIDIS[=A]'TION.--_adjs._

IRIDES'CENT, coloured like the iris or rainbow; I'RIDINE,

iridescent.--_v.t._ IR'IDISE.--_adjs._ I'RIS[=A]TED, rainbow-coloured;

IR'ISED, showing colours like the rainbow.--_ns._ IR[=I]'TIS, IRID[=I]'TIS,

inflammation of the iris of the eye. [L. _iris_, _iridis_--Gr. _iris_,

_iridos_, the rainbow.]

IRISCOPE, [=i]'ri-sk[=o]p, _n._ an instrument for exhibiting the prismatic

colours. [Gr. _iris_, the rainbow, _skopein_, to see.]

IRISH, [=i]'rish, _adj._ relating to or produced in Ireland.--_n._ language

of the Irish, a form of Celtic: (_pl._) the natives or inhabitants of

Ireland.--_ns._ I'RICISM, I'RISHISM, a phrase or idiom peculiar to the

Irish.--_n.pl._ I'RISHRY, the people of Ireland.--IRISH MOSS, carrageen;

IRISH STEW, a palatable dish of mutton, onions, and potatoes, seasoned, and

stewed in water mixed with flour.

IRK, [.e]rk, _v.t._ to weary: to trouble: to distress (now used only

impersonally).--_adj._ IRK'SOME, causing uneasiness: tedious:

unpleasant.--_adv._ IRK'SOMELY.--_n._ IRK'SOMENESS. [M. E. _irken_--Scand.,

Sw. _yrka_, to urge; prob. cog. with L. _urg[=e]re_.]

IRON, [=i]'urn, _n._ the most common and useful of the metals: an

instrument or utensil made of iron, as a hand-harpoon, &c.: a golf-club

with an iron head, more set back than the cleek: strength: (_pl._) fetters:

chains.--_adj._ formed of iron: resembling iron: rude: stern: fast-binding:

not to be broken: robust: dull of understanding.--_v.t._ to smooth with a

smoothing-iron: to arm with iron: to fetter.--_adjs._ I'RON-BOUND, bound

with iron: rugged, as a coast; I'RON-CASED; I'RONCLAD, clad in iron:

covered or protected with iron.--_n._ a vessel defended by iron

plates.--_ns._ I'RON-CLAY, a yellowish clay containing a large quantity of

iron ore; I'RONER, one who irons; I'RON-FLINT, ferruginous quartz;

I'RON-FOUND'ER, one who founds or makes castings in iron; I'RON-FOUND'RY, a

place where iron is founded or cast.--_adj._ I'RON-GRAY, of a gray colour,

like that of iron freshly cut or broken.--_n._ this colour.--_adjs._

I'RON-HAND'ED, having hands hard as iron; I'RON-HEART'ED, having a heart

hard as iron: cruel.--_ns._ I'RON-HEAT'ER, the piece of metal heated in the

fire for a laundress's box-iron; I'RONING, the act of smoothing with hot

irons; I'RONING-BOARD, a smooth board covered with cloth, on which clothes

are laid for ironing; I'RONING-MACHINE', a machine for hotpressing cloth,

hats, &c.; I'RON-LIQ'UOR, iron acetate, a dyers' mordant; I'RONMASTER, a

master or proprietor of ironworks; I'RONMONGER, a dealer in articles made

of iron; I'RONMONGERY, a general name for articles made of iron: hardware;

I'RON-MOULD, the spot left on wet cloth after touching rusty iron;

I'RON-SAND, sand containing particles of iron ore: steel filings used in

fireworks.--_adj._ I'RON-SICK (_naut._), having the iron bolts and spikes

much corroded.--_n._ I'RONSIDE, a man of iron resolution: (_pl._) a name

given to Cromwell's irresistible horse.--_adj._ I'RON-SID'ED, having a side

of, or as hard as, iron: rough: hardy.--_ns._ I'RONSMITH, a worker in iron;

I'RON-STONE, a term usually applied to any ore yielding iron; I'RONWARE,

wares or goods of iron.--_adj._ I'RON-WIT'TED (_Shak._), unfeeling,

insensible.--_n._ I'RONWOOD, applied to the timber of various trees on

account of their hardness.--_adj._ I'RON-WORD'ED (_Tenn._), in words as

strong as iron.--_n._ I'RONWORK, the parts of a building, &c., made of

iron: anything of iron: a furnace where iron is smelted, or a foundry, &c.,

where it is made into heavy work.--_adj._ I'RONY, made, consisting, or

partaking of iron: like iron: hard.--_ns._ CAST'-[=I]'RON, a compound of

iron and carbon, obtained directly from iron ore by smelting;

ITAL'IAN-[=I]'RON, an instrument for fluting linen or lace.--IRON AGE, an

archæological term indicating the condition as to civilisation and culture

of a people using iron as the material for their cutting tools and weapons:

a period of cruel tyranny; IRON BARK TREE, a name given in Australia to

certain species of Eucalyptus (q.v.); IRON CROWN, the ancient crown of

Lombardy, so named from a thin band of iron said to be made from one of the

nails of the Cross; IRON ENTERED INTO HIS SOUL, the bitterest pang of grief

has touched his heart.--BESSEMER IRON, pig-iron suitable for making

Bessemer steel.--HAVE TOO MANY IRONS IN THE FIRE, to be trying to do too

many things at once; IN IRONS, having fetters on; RULE WITH A ROD OF IRON,

to rule with stern severity. [A.S. _iren_; Ger. _eisen_.]

IRONY, [=i]'run-i, _n._ a mode of speech which enables the speaker to

convey his meaning with greater force by means of a contrast between the

thought which he evidently designs to express and that which his words

properly signify: satire.--_adj._ IRON'ICAL, meaning the opposite of what

is expressed: satirical.--_adv._ IRON'ICALLY.--THE IRONY OF FATE, the

perverse malignity of fate. [Fr.,--L. _ironia_, Gr. _eir[=o]neia_,

dissimulation--_eir[=o]n_, a dissembler--_eirein_, to talk.]

IRRADIATE, ir-r[=a]'di-[=a]t, _v.t._ to dart rays of light upon or into: to

adorn with lustre: to decorate with shining ornaments: to animate with

light or heat: to illuminate the understanding.--_v.i._ to emit rays: to

shine.--_adj._ adorned with rays of light or with lustre.--_ns._

IRR[=A]'DIANCE, IRR[=A]'DIANCY, the throwing of rays of light on (any

object): that which irradiates or is irradiated: beams of light emitted:

splendour.--_adj._ IRR[=A]'DIANT, irradiating or shedding beams of

light.--_n._ IRRADI[=A]'TION, act of irradiating or emitting beams of

light: that which is irradiated: brightness: intellectual light.--_adj._

IRR[=A]'DI[=A]TIVE.

IRRADICATE, i-rad'i-k[=a]t, _v.t._ to fix firmly.

IRRATIONAL, ir-rash'un-al, _adj._ void of reason or understanding:

absurd.--_n._ IRRATIONAL'ITY.--_adv._ IRRA'TIONALLY.--IRRATIONAL NUMBERS, a

term applied to those roots of numbers which cannot be accurately expressed

by a finite number of figures--e.g. [sqrt]2 is an irrational number.

IRREALISABLE, ir-r[=e]'a-l[=i]-za-bl, _adj._ not realisable.

IRREBUTTABLE, ir-re-but'a-bl, _adj._ not to be rebutted.

IRRECEPTIVE, ir-re-sep'tiv, _adj._ not receptive.

IRRECIPROCAL, ir-re-sip'ro-kal, _adj._ not reciprocal.

IRRECLAIMABLE, ir-re-kl[=a]m'a-bl, _adj._ that cannot be reclaimed or

reformed: incorrigible.--_n._ IRRECLAIM'ABLENESS.--_adv._ IRRECLAIM'ABLY.

IRRECOGNISABLE, ir-rek'og-n[=i]z-a-bl, _adj._ that cannot be

recognised.--_n._ IRRECOGNI'TION, lack of recognition.

IRRECONCILABLE, ir-rek-on-s[=i]l'a-bl, _adj._ incapable of being brought

back to a state of friendship: inconsistent.--_ns._ IRRECONCIL'ABLENESS,

IRRECONCILABIL'ITY, incapability of being reconciled.--_adv._

IRRECONCIL'ABLY.--_adj._ IRREC'ONCILED, not reconciled or brought into

harmony.--_n._ IRREC'ONCILEMENT.

IRRECOVERABLE, ir-re-kuv'[.e]r-a-bl, _adj._ irretrievable.--_n._

IRRECOV'ERABLENESS.--_adv._ IRRECOV'ERABLY.

IRREDEEMABLE, ir-re-d[=e]m'a-bl, _adj._ not redeemable: not subject to be

paid at the nominal value.--_ns._ IRREDEEM'ABLENESS,

IRREDEEMABIL'ITY.--_adv._ IRREDEEM'ABLY.

IRREDENTIST, ir-e-den'tist, _n._ one of an Italian party formed in 1878,

its aim to incorporate into Italy all Italian people politically belonging

to other countries, as in the Tyrol, Nice, &c.--_n._ IRREDEN'TISM, the

programme of the Irredentist party. [It. _irredentista_--_irredenta_

(_Italia_), 'unredeemed'--L. _in_, not, _redemptus_, _redim[)e]re_, to

redeem.]

IRREDUCIBLE, ir-re-d[=u]s'i-bl, _adj._ that cannot be reduced or brought

from one degree, form, or state to another: not to be reduced by

manipulation, as a hernia, &c.--_n._ IRREDUC'IBLENESS.--_adv._

IRREDUC'IBLY.--_ns._ IRREDUCTIBIL'ITY, IRREDUC'TION.

IRREFLECTIVE, ir-re-flekt'iv, _adj._ not reflective.--_n._ IRREFLEC'TION.

IRREFORMABLE, ir-re-for'ma-bl, _adj._ not reformable, not subject to

revision or improvement.

IRREFRAGABLE, ir-ref'ra-ga-bl, _adj._ that cannot be refuted:

unanswerable.--_ns._ IRREFRAGABIL'ITY, IRREF'RAGABLENESS.--_adv._

IRREF'RAGABLY.--_n._ IRREFRANGIBIL'ITY.--_adj._ IRREFRANGIBLE

(ir-e-fran'-ji-bl), not to be broken.--_adv._ IRREFRAN'GIBLY.--THE

IRREFRAGABLE DOCTOR, Alexander Hales (died 1245). [Fr.,--L. _in_, not,

_re_, backwards, _frang[)e]re_, to break.]

IRREFUTABLE, ir-re-f[=u]t'a-bl, or ir-ref'[=u]-ta-bl, _adj._ that cannot be

refuted.--_adv._ IRREF[=U]T'ABLY (also -ref'-).

IRREGULAR, ir-reg'[=u]-lar, _adj._ not according to rule: unnatural:

unsystematic: vicious: (_gram._) departing from the ordinary rules in its

inflection: variable: not symmetrical, without regular form--(_Shak._)

IRREG'ULOUS.--_n._ a soldier not in regular service.--_n._ IRREGULAR'ITY,

state of being irregular: deviation from a straight line, or from rule:

departure from method or order: vice.--_adv._ IRREG'ULARLY.

IRRELATIVE, ir-rel'a-tiv, _adj._ not relative.--_adj._ IRREL[=A]T'ED.--_n._

IRREL[=A]'TION.--_adv._ IRREL'ATIVELY.

IRRELEVANT, ir-rel'e-vant, _adj._ not relevant.--_n._ IRREL'EVANCY.--_adv._

IRREL'EVANTLY.

IRRELIGIOUS, ir-re-lij'us, _adj._ destitute of religion: ungodly.--_adv._

IRRELIG'IOUSLY.--_ns._ IRRELIG'IOUSNESS, IRRELIG'ION, want of religion.

IRREMEABLE, ir-r[=e]'me-a-bl, _adj._ (_Pope_) not admitting of return. [L.

_in_, not, _remeabilis_, _reme[=a]re_--_re_, back, _me[=a]re_, to go,

come.]

IRREMEDIABLE, ir-re-m[=e]'di-a-bl, _adj._ that cannot be remedied or

redressed.--_n._ IRREM[=E]'DIABLENESS.--_adv._ IRREM[=E]'DIABLY.

IRREMISSIBLE, ir-re-mis'i-bl, _adj._ not to be remitted or forgiven.--_ns._

IRREMISS'IBLENESS, IRREMISS'ION.--_adj._ IRREMISS'IVE.

IRREMOVABLE, ir-re-m[=oo]v'a-bl, _adj._ not removable: steadfast.--_ns._

IRREMOVABIL'ITY, IRREMOV'ABLENESS.--_adv._ IRREMOV'ABLY.

IRRENOWNED, ir-re-nownd', _adj._ (_Spens._) not renowned.

IRREPARABLE, ir-rep'ar-a-bl, _adj._ that cannot be repaired or

rectified.--_ns._ IRREPARABIL'ITY, IRREP'ARABLENESS.--_adv._ IRREP'ARABLY.

IRREPEALABLE, ir-re-p[=e]l'a-bl, _adj._ that cannot be repealed or

annulled.--_adv._ IRREPEAL'ABLY.

IRREPLACEABLE, ir-re-pl[=a]s'a-bl, _adj._ that cannot be replaced.

IRREPREHENSIBLE, ir-rep-re-hens'i-bl, _adj._ that cannot be blamed.--_n._

IRREPREHENS'IBLENESS.--_adv._ IRREPREHENS'IBLY.

IRREPRESSIBLE, ir-re-pres'i-bl, _adj._ not to be restrained.--_adv._

IRREPRESS'IBLY.

IRREPROACHABLE, ir-re-pr[=o]ch'a-bl, _adj._ free from blame: upright:

innocent.--_n._ IRREPROACH'ABLENESS, freedom from blame.--_adv._

IRREPROACH'ABLY.

IRREPRODUCIBLE, ir-re-pro-d[=u]s'i-bl, _adj._ that cannot be reproduced.

IRREPROVABLE, ir-re-pr[=oo]v'a-bl, _adj._ blameless.--_n._

IRREPROV'ABLENESS.--_adv._ IRREPROV'ABLY.

IRRESISTANCE, ir-re-zist'ans, _n._ want of resistance: passive

submission.--_adj._ IRRESIST'IBLE, not to be opposed with success.--_ns._

IRRESIST'IBLENESS, IRRESISTIBIL'ITY.--_adv._ IRRESIST'IBLY.

IRRESOLUBLE, ir-rez'ol-[=u]-bl, _adj._ that cannot be resolved into parts:

indissoluble: that cannot be released.

IRRESOLUTE, ir-rez'o-l[=u]t, _adj._ not firm in purpose.--_adv._

IRRES'OLUTELY.--_ns._ IRRES'OLUTENESS, IRRESOL[=U]'TION, want of

resolution.

IRRESOLVABLE, ir-re-zolv'-a-bl, _adj._ that cannot be resolved.--_ns._

IRRESOLVABIL'ITY, IRRESOLV'ABLENESS.

IRRESPECTIVE, ir-re-spek'tiv, _adj._ not having regard to (with

_of_).--_adv._ IRRESPEC'TIVELY.

IRRESPONSIBLE, ir-re-spons'i-bl, _adj._ not responsible (with _for_).--_n._

IRRESPONSIBIL'ITY.--_adv._ IRRESPONS'IBLY.--_adj._ IRRESPONS'IVE.--_n._

IRRESPONS'IVENESS.

IRRESTRAINABLE, ir-re-str[=a]n'a-bl, _adj._ not restrainable.

IRRESUSCITABLE, ir-re-sus'i-ta-bl, _adj._ incapable of being resuscitated

or revived.--_adv._ IRRESUS'CITABLY.

IRRETENTION, ir-re-ten'shun, _n._ absence of retention or power to

retain.--_adj._ IRRETEN'TIVE.

IRRETRIEVABLE, ir-re-tr[=e]v'a-bl, _adj._ not to be recovered.--_n._

IRRETRIEV'ABLENESS.--_adv._ IRRETRIEV'ABLY.

IRREVERENT, ir-rev'[.e]r-ent, _adj._ not reverent: proceeding from

irreverence.--_n._ IRREV'ERENCE, want of reverence or veneration: want of

due regard for the character and authority of the Supreme Being.--_adj._

IRREVEREN'TIAL.--_adv._ IRREV'ERENTLY.

IRREVERSIBLE, ir-re-v[.e]rs'i-bl, _adj._ not reversible: that cannot be

recalled or annulled.--_ns._ IRREVERSIBIL'ITY, IRREVERS'IBLENESS.--_adv._

IRREVERS'IBLY.

IRREVOCABLE, ir-rev'o-ka-bl, _adj._ that cannot be recalled.--_n._

IRREV'OCABLENESS.--_adv._ IRREV'OCABLY.

IRRIGATE, ir'i-g[=a]t, _v.t._ to water: to wet or moisten: to cause water

to flow upon.--_adj._ IRR'IGABLE, capable of being irrigated.--_ns._

IRRIG[=A]'TION, a method of producing or increasing fertility in soils by

an artificial supply of water, or by inundating them at stated periods: act

of watering, esp. of watering lands artificially; IRRIGAT'OR, one who, or

that which, irrigates: an appliance for washing a wound, &c.--_adj._

IRRIG'UOUS, watered: wet. [L. _irrig[=a]re_, _-[=a]tum_--_in_, upon,

_rig[=a]re_, to wet; cf. Ger. _regen_, Eng. _rain_.]

IRRISION, ir-rizh'un, _n._ act of laughing at another. [Fr.,--L.

_irrision-em_--_in_, against, _rid[=e]re_, _risum_, to laugh.]

IRRITATE, ir'i-t[=a]t, _v.t._ to make angry: to provoke: to excite heat and

redness in: (_Scots law_) to render null and void.--_n._ IRRITABIL'ITY, the

quality of being easily irritated: the peculiar susceptibility to stimuli

possessed by the living tissues.--_adj._ IRR'ITABLE, that may be irritated:

easily provoked: (_med._) susceptible of excitement or irritation.--_n._

IRR'ITABLENESS.--_adv._ IRR'ITABLY.--_n._ IRR'ITANCY, the state of being

irritant: a becoming null and void.--_adj._ IRR'ITANT, irritating.--_n._

that which causes irritation.--_n._ IRRIT[=A]'TION, act of irritating or

exciting: excitement: (_med._) the term applied to any morbid excitement of

the vital actions not amounting to inflammation, often, but not always,

leading to that condition.--_adjs._ IRR'IT[=A]TIVE, IRR'IT[=A]TORY, tending

to irritate or excite: accompanied with or caused by irritation. [L.

_irrit[=a]re_, _-[=a]tum_, prob. freq. of _irr[=i]re_, to snarl, as a dog.]

IRRUPTION, ir-rup'shun, _n._ a breaking or bursting in: a sudden invasion

or incursion.--_adjs._ IRRUP'TED, broken through with violence; IRRUP'TIVE,

rushing suddenly in or upon.--_adv._ IRRUP'TIVELY. [Fr.,--L.

_irruption-em_--_in_, in, _rump[)e]re_, _ruptum_, to break.]

IRVINGITE, [.e]r'ving-[=i]t, _n._ a popular name for a member of the

so-called Catholic Apostolic Church.--_n._ IR'VINGISM, the doctrine and

practice of the Irvingites. [From Edward _Irving_ (1792-1834).]

IS, iz, third pers. sing. pres. of _be_. [A.S. _is_; Ger. _ist_, L. _est_,

Gr. _esti_, Sans. _asti_--_as_, to be.]

ISABEL, ISABELLE, iz'a-bel, _n._ a yellowish-gray or drab colour. [From

_Isabella_, daughter of Philip II., wife of the Archduke Albert, who did

not change her linen for three years till Ostend was taken.]

ISAGOGICS, [=i]-sa-goj'iks, _n._ that part of theological science

introductory to exegesis or interpretation of the Scriptures.--_adj._

ISAGOG'IC. [Gr. _eisag[=o]g[=e]_, an introduction--_eis_, into, _agein_, to

lead.]

ISANDROUS, [=i]-san'drus, _adj._ (_bot._) having the stamens similar and

equal in number to the divisions of the corolla.

ISANTHEROUS, [=i]-san'ther-us, _adj._ (_bot._) having the anthers equal.

ISANTHOUS, [=i]-san'thus, _adj._ (_bot._) having regular flowers.

ISAPOSTOLIC, [=i]-sap-os-tol'ik, _adj._ equal to the apostles, as bishops

of apostolic creation, the first preachers of Christ in a country, &c. [Gr.

_isos_, equal, _apostolikos_, apostolic.]

ISATINE, [=i]'sa-tin, _n._ a substance capable of being crystallised,

obtained by oxidising indigo.--_adj._ ISAT'IC.--_n._ I'S[=A]TIS, a genus of

_Cruciferæ_.--_Isatis tinctoria_, woad. [Gr. _isatis_, woad.]

ISCHIADIC, is-ki-ad'ik, _adj._ relating to the region of the hip--also

ISCHIAT'IC and IS'CHIAL.--_ns._ ISCHIAG'RA, gout in the hip; ISCHIAL'GIA,

sciatica; IS'CHIUM, the posterior part of the pelvic arch in vertebrates.

[L.,--Gr., from _is-chion_, the hip-joint.]

ISCHURIA, is-k[=u]'ri-a, _n._ a stoppage of urine.--_adj._ and _n._

ISCHURET'IC. [Gr. _ischein_, to hold, _ouron_, urine.]

ISENERGIC, [=i]-se-n[.e]r'jik, _adj._ in physics, denoting equal energy.

[Gr. ISOS, equal, _energy_.]

ISENGRIM, [=i]'sen-grim, _n._ the name of the wolf in the famous beast-epic

of _Reynard the Fox_.

ISENTROPIC, [=i]-sen-trop'ik, _adj._ (_phys._) of equal entropy. [Gr.

_isos_, equal, _entrope_, a turning about--_en_, in, _trepein_, to turn.]

ISH, ish, _n._ (_Scot._) issue, liberty of going out.

ISHMAELITE, ish'm[=a]-el-[=i]t, _n._ a descendant of _Ishmael_: one like

Ishmael (Gen. xvi. 12), at war with society.--_adj._ ISHMAEL[=I]'TISH.

ISIAC, [=i]-si-ak. See ISIS.

ISIDIUM, [=i]-sid'i-um, _n._ (_bot._) a wart-like excrescence on the thalli

of some lichens:--_pl._ ISID'IA.

ISIDORIAN, is-i-d[=o]'ri-an, _adj._ of or pertaining to St _Isidore_ of

Seville (c. 560-636), or the collection of canons and decretals adopted by

him; but esp. applying to the interpolated collection, now called the

_Pseudo-Isidorian_ or _False Decretals_, possibly fabricated in Western

Gaul, but published in Spain about 845 by _Isidore_ Mercator, and naturally

fathered upon the great Isidore of Seville.

ISINGLASS, [=i]'zing-glas, _n._ a glutinous substance, chiefly prepared

from the air-bladders of the sturgeon. [A corr. of Dut.

_huizenblas_--_huizen_, a kind of sturgeon, _blas_, a bladder; Ger.

_hausenblase_.]

ISIS, [=i]'sis, _n._ an Egyptian goddess, wife and sister of

Osiris.--_adj._ I'SIAC.

ISLAM, iz'lam, ISLAMISM, iz'lam-izm, _n._ the proper name of the Mohammedan

religion: the whole Mohammedan world.--_adjs._ ISLAM'IC, ISLAMIT'IC.--_n._

IS'LAMITE.--_v.t._ ISLAM[=I]ZE', to conform to Mohammedanism. [Ar.

_isl[=a]m_--_salama_, to submit to God.]

ISLAND, [=i]'land, _n._ the smaller masses of land surrounded with water: a

large floating mass.--_v.t._ to cause to appear like an island: to dot as

with islands.--_n._ ISLANDER ([=i]'land-[.e]r), an inhabitant of an island.

[M. E. _iland_--A.S. _ígland_--_íg_, an island, and _land_, land; Dut. and

Ger. _eiland_, Ice. _eyland_, Sw. and Dan. _öland_. A.S. _íg_ is from a

root which appears in Angles-_ea_, Aldern-_ey_, &c., A.S. _eá_, L. _aqua_,

water, so that it originally means water-land. The _s_ in island is due to

a confusion with _isle_, from L. _insula_.]

ISLE, [=i]l, _n._ an island.--_ns._ ISLES'MAN, an islander, esp. an

inhabitant of the Hebrides; ISLET ([=i]'let), a little isle. [M. E. _ile_,

_yle_--O. Fr. _isle_ (Fr. _île_)--L. _insula_, considered to be so called

because lying _in salo_, in the main sea, L. _salum_ being akin to Gr.

_salos_, the main sea.]

ISM, izm, _n._ any distinctive doctrine, theory, or practice--usually in

disparagement.--_adjs._ ISMAT'IC, -AL, addicted to isms or faddish

theories.--_n._ ISMAT'ICALNESS. [From the suffix _-ism_.]

ISMAILIAN, is-m[=a]-il'i-an, _n._ one of a sect of Shiite Mohammedans, who

claim that _Ismail_ (_c._ 770) was the seventh and last of the Imâms.--_n._

IS'MAILISM.--_adj._ ISMAILIT'IC.

ISOBAR, [=i]'so-bär, _n._ an imaginary line connecting places on the earth

where the mean height of the barometer at sea-level is the same.--_adj._

ISOBAROMET'RIC, applied to lines denoting equal barometric pressure. [Gr.

_isos_, equal, _baros_, weight.]

ISOBATHYTHERM, [=i]-so-bath'i-therm, _n._ a line connecting points of the

same temperature in a vertical section of any portion of the

ocean.--_adjs._ ISOBATHYTHER'MAL, ISOBATHYTHER'MIC. [Gr. _isos_, equal,

_bathys_, deep, _therm[=e]_, heat.]

ISOBILATERAL, [=i]-so-b[=i]-lat'e-ral, _adj._ (_bot._) having the flanks of

the organ flattened surfaces. [Gr. _isos_, equal, _bilateral_.]

ISOBRIOUS, [=i]-sob'ri-us, _adj._ growing equally in both lobes, of a

dicotyledonous embryo.--Also ISODYN'AMOUS. [Gr. _isos_, equal, _brian_, to

be strong.]

ISOBRONT, [=i]'so-bront, _n._ a line on a map connecting points at which a

peal of thunder is heard simultaneously. [Gr. _isos_, equal, _bront[=e]_,

thunder.]

ISOCHASMIC, [=i]-so-kaz'mik, _adj._ denoting equality as regards frequency

of auroral displays. [Gr. _isos_, equal, _chasma_, a gap.]

ISOCHEIMAL, [=i]-so-k[=i]'mal, _adj._ having the same mean winter

temperature--also ISOCHEI'MENAL.--_n._ I'SOCHEIM, an imaginary line

connecting together those places where the mean winter temperature is the

same. [Gr. _isos_, equal, _cheima_, winter.]

ISOCHORIC, [=i]-so-kor'ik, _adj._ pertaining to equal volume or density.

[Gr. _isos_, equal, _ch[=o]ra_, space.]

ISOCHROMATIC, [=i]-so-kr[=o]-mat'ik, _adj._ (_optics_) having the same

colour. [Gr. _isos_, equal, _chr[=o]ma_, colour.]

ISOCHRONAL, [=i]-sok'ron-al, _adj._ of equal time: performed in equal

times--also ISOCH'RONOUS.--_n._ ISOCH'RONISM, the quality of being

isochronous or done in equal times.--_adv._ ISOCH'RONOUSLY. [Gr.

_isochronos_--_isos_, equal, _chronos_, time.]

ISOCHROOUS, [=i]-sok'r[=o]-us, _adj._ of uniform colour.

ISOCLINAL, [=i]-so-kl[=i]'nal (or ISOCLIN'IC), ISODYNAM'IC, and ISOGON'IC

LINES, three systems of lines which being laid on maps represent the

magnetism of the globe as exhibited at the earth's surface in three classes

of phenomena, the varying dip or inclination of the needle, the varying

intensity of the force, and its varying declination from the true meridian.

[Gr. _isos_, equal, _dynamis_, force, _klinein_, to bend, _g[=o]nia_, an

angle.]

ISOCRYME, [=i]'s[=o]-kr[=i]m, _n._ a line on maps connecting points of the

same mean winter temperature.--Also I'SOCRYMAL. [Gr. _isos_, equal,

_krymos_, cold.]

ISODIA, [=i]-s[=o]'di-a, _n.pl._ the feast of the presentation of Jesus in

the Temple. [Gr. _eisodos_, entrance.]

ISODIAMETRIC, [=i]-so-d[=i]-a-met'rik, _adj._ being of equal diameters.

ISODICON, [=i]-sod'i-kon, _n._ (_Gr. Church_) a troparion or short anthem

sung while the Gospel is being carried through the church. [Gr. _eisodos_,

an entrance.]

ISODIMORPHOUS, [=i]-so-d[=i]-mor'fus, _adj._ in crystallography, having the

quality of isodimorphism or isomorphism between the members of two

dimorphous groups.

ISODOMON, [=i]-sod'[=o]-mon, _n._ masonry having courses of uniform

thickness and length, the vertical joints placed over the middle of the

courses below--also ISOD'OMUM:--_pl._ ISOD'OMA.--_adj._ ISOD'OMOUS. [Gr.

_isos_, equal, _demein_, to build.]

ISODONT, [=i]'so-dont, _adj._ having the teeth all alike, as in the

_Isodontia_--cetacea, &c. [Gr. _isos_, equal, _odous_, _odontos_, a tooth.]

ISOËTES, [=i]-s[=o]'e-t[=e]z, _n._ a widely distributed genus of vascular

cryptogamous plants, the quillworts--Merlin's Grass, &c. [Gr. _isos_,

equal, _etos_, a year.]

ISOGAMY, [=i]-sog'a-mi, _n._ (_bot._) the conjugation of two protoplasmic

masses not clearly differentiated into a male and female element.--_adj._

ISOG'AMOUS. [Gr. _isos_, equal, _gamos_, marriage.]

ISOGENY, [=i]-soj'e-ni, _n._ likeness of origin, a general

homology.--_adj._ ISOG'ENOUS. [Gr. _isos_, equal, _genos_, kind.]

ISOGEOTHERMAL, [=i]-so-j[=e]-o-th[.e]r'mal, _adj._ of imaginary lines

beneath the earth's surface through points having the same degree of heat.

[Gr. _isos_, equal, _g[=e]_, the earth, _therm[=e]_, heat--_thermos_, hot.]

ISOGNATHOUS, [=i]-sog'na-thus, _adj._ having the molar teeth alike in both

jaws. [Gr. _isos_, equal, _gnathos_, the jaw.]

ISOGON, [=i]'so-gon, _n._ a figure having equal angles. [Gr. _isos_, equal,

_gonia_, an angle.]

ISOGONIC, [=i]-so-gon'ik, _adj._ exhibiting ISOG'ONISM, or the production

of like generative individuals from differing stocks, as in certain

hydroids. [Gr. _isos_, equal, _gonos_, offspring.]

ISOHYETAL, [=i]-so-h[=i]'e-tal, _n._ an imaginary line connecting places

which have an equal annual rainfall. [Gr. _isos_, equal, _hyetos_, rain.]

ISOLATE, [=i]'so-l[=a]t, or is'o-l[=a]t, _v.t._ to place in a detached

situation, like an island.--_adj._ IS'OLABLE (_chem._), capable of being

separated from any other substance: capable of being obtained pure.--_n._

ISOL[=A]'TION. [It. _isolare_--_isola_--L. _insula_, an island.]

ISOMERISM, [=i]-som'er-izm, _n._ the relation between chemical compounds

which are identical in their ultimate or percentage composition, but

present difficulties in their chemical properties.--_adjs._ ISOMER'IC,

ISOM'EROUS. [Gr. _isos_, equal, _meros_, part.]

ISOMETRIC, -AL, [=i]-so-met'rik, -al, _adj._ having equality of measure.

[Gr. _isos_, equal, _metron_, measure.]

ISOMORPHISM, [=i]-so-morf'izm, _n._ a term applied by chemists to those

substances which are not only similar in their crystalline form, but are

also analogous in their chemical composition.--_adj._ ISOMORPH'OUS. [Gr.

_isos_, equal, _morph[=e]_, form.]

ISONOMY, [=i]-son'o-mi, _n._ equal law, rights, or privileges. [Gr.

_isonomia_--_isos_, equal, _nomos_, law.]

ISONYM, [=i]'so-nim, _n._ a paronym.--_adj._ ISONYM'IC.--_n._ ISON'YMY.

ISOPATHY, [=i]-sop'a-thi, _n._ the cure of diseases by the same disease or

by its virus. [Gr. _isos_, equal, _pathos_, disease.]

ISOPERIMETRICAL, [=i]-so-per-i-met'rik-al, _adj._ denoting figures having

equal perimeters or circumferences.--_n._ ISOPERIM'ETRY. [Gr. _isos_,

equal, _perimetron_, circumference.]

ISOPOD, [=i]'so-pod, _n._ a crustacean whose legs are all alike, any one of

the ISOP'ODA, an order of higher Crustaceans in the division with unstalked

eyes.--_adjs._ I'SOPOD, ISOP'ODOUS. [Gr. _isos_, equal, _pous_, _podos_, a

foot.]

ISOPOLITY, [=i]-so-pol'i-ti, _n._ equal rights of citizenship in different

communities. [Gr. _isos_, equal, _polit[=e]s_, a citizen.]

ISOPTEROUS, [=i]-sop'te-rus, _adj._ having the wings equal. [Gr. _isos_,

equal, _pteron_, a wing.]

ISORRHYTHMIC, [=i]-s[=o]-rith'mik, _adj._ in ancient prosody, equal in the

number of times for thesis and arsis, as a dactyl and anapæst. [Gr. _isos_,

equal, _hrythmos_, rhythm.]

ISOSCELES, [=i]-sos'e-l[=e]z, _adj._ (_geom._) having two equal sides, as a

triangle. [Gr. _isoskel[=e]s_--_isos_, equal, _skelos_, a leg.]

ISOSEISMAL, [=i]-s[=o]-s[=i]s'mal, _n._ a curve or line connecting points

at which an earthquake shock is felt with equal intensity.--_adjs._

ISOSEIS'MAL, ISOSEIS'MIC. [Gr. _isos_, equal, SEISMOS, a shaking.]

ISOSTATIC, [=i]-so-stat'ik, _adj._ in hydrostatic equilibrium from equality

of pressure. [Gr. _isos_, equal, _statikos_, stable.]

ISOTHERAL, [=i]'so-th[=e]r-al, _adj._ having the same mean summer

temperature.--_n._ I'SOTH[=E]RE, an imaginary line connecting places on the

earth which have the same mean summer temperature. [Gr. _isos_, equal,

_theros_, summer--_therein_, to be warm.]

ISOTHERMAL, [=i]-so-th[.e]r'mal, _adj._ having an equal degree of

heat.--_n._ I'SOTHERM, an imaginary line connecting places on the earth

which have the same mean annual temperature. [Fr. _isotherme_--Gr. _isos_,

equal, _therm[=e]_, heat--_thermos_, hot.]

ISOTONIC, [=i]-so-ton'ik, _adj._ having equal tones. [Gr. _isos_, equal,

_tonos_, tone.]

ISOTROPISM, [=i]-sot'rop-izm, _n._ physical homogeneity or amorphism:

identity of elastic forces of propagation of vibration (light, heat,

sound), or identity of susceptibility to magnetisation, in all

directions.--_adjs._ ISOTROP'IC, ISOT'ROPOUS.

I-SPY, [=i]'-sp[=i]', _n._ a children's game of hide-and-seek, so called

from the cry when one is found.

ISRAELITE, iz'ra-el-[=i]t, _n._ a descendant of Israel or Jacob: a

Jew.--_adjs._ ISRAELIT'IC, ISRAEL[=I]T'ISH, pertaining to the Israelites or

Jews. [Gr. _Isra[=e]lit[=e]s_--_Isra[=e]l_, Heb. _Isra[=e]l_, contender,

soldier of God--_sara_, to fight, _El_, God.]

ISSUE, ish'[=u], _v.i._ to go, flow, or come out: to proceed, as from a

source: to spring: to be produced: (_law_) to come to a point in fact or

law: to terminate.--_v.t._ to send out: to put into circulation: to give

out for use.--_n._ a going or flowing out: act of sending out: that which

flows or passes out: fruit of the body, children: produce, profits:

circulation, as of bank-notes: publication, as of a book: a giving out for

use: ultimate result, consequence: (_law_) the point of fact in dispute

which is submitted to a jury: (_med._) an ulcer produced

artificially.--_adj._ ISS'UABLE, capable of issuing, admitting of an

issue.--_n._ ISS'UANCE, act of giving out, promulgation.--_adjs._ ISS'UANT

(_her._), issuing or coming up from another, as a charge or bearing;

ISS'UELESS, without issue: childless.--_n._ ISS'UER, one who issues or

emits.--AT ISSUE, in quarrel or controversy; FEIGNED ISSUE (_law_), an

issue made up for trial by agreement of the parties or by an order of

court, instead of by the ordinary legal procedure; GENERAL ISSUE, a simple

denial of the whole charge, as 'Not guilty,' instead of a SPECIAL ISSUE, an

issue taken by denying a particular part of the allegations; IMMATERIAL

ISSUE, an issue which is not decisive of any part of the litigation, as

opp. to a MATERIAL ISSUE, one which necessarily involves some part of the

rights in controversy.--JOIN, or TAKE, ISSUE, of the two parties taking up

the affirmative and the negative on the point in debate. [O. Fr. _issuë_,

_issir_, to go or flow out--L. _ex[=i]re_--_ex_, out, _[=i]re_, to go.]

ISTHMUS, ist'mus, _n._ a narrow neck of land connecting two larger

portions.--_adj._ ISTH'MIAN, pertaining to an isthmus, esp. the Isthmus of

Corinth.--The ISTHMIAN GAMES were celebrated in the ISTHMIAN SANCTUARY on

the north-east shore of the isthmus. [L.,--Gr. _isthmos_, a passage, an

isthmus, allied to _ithma_, a step, from root of _ienai_, to go.]

ISTLE, is'tl, _n._ a valuable fibre obtained from a tropical American

plant, also from several Mexican species of _Agave_.--Also IX'TLE.

IT, it, _pron._ the thing spoken of. [M. E. and A.S. _hit_, neut. of _he_;

Ice. _hit_, Dut. _het_, Goth. _ita_; akin to L. _id_, Sans. _i_, pronominal

root=here. The _t_ is an old neuter suffix, as in _tha-t_, _wha-t_, and

cognate with d in L. _illu-d_, _istu-d_, _quo-d_.]

ITACISM, ITACIST. See IOTA.

ITACOLUMITE, it-a-kol'[=u]m-[=i]t, _n._ a schistose quartzite, containing

scales of mica, talc, and chlorite, often having a certain flexibility.

ITALIAN, i-tal'yan, Italic, i-tal'ik, _adj._ of or relating to Italy or its

people.--_n._ a native of Italy: the language of Italy.--_vs.t._

ITAL'IANATE, ITAL'IANISE, to make Italian.--_vs.i._ to play the Italian: to

speak Italian.--_n._ ITAL'IANISM.--ITALIAN ARCHITECTURE, the style

practised by the Italian architects of the 15th, 16th, and 17th centuries,

which originated in a revival of the ancient architecture of Rome; ITALIAN

WAREHOUSEMAN, a dealer in the finer kinds of groceries, as macaroni,

vermicelli, dried fruits, &c.--ITALIC VERSION, or IT'ALA, a translation of

the Bible into Latin, based on a still older version, called Old Latin, and

made probably in the time of Augustine. [It. _Italiano_, _Italico_--L.

_Italia_--Gr. _italos_, a bull.]

ITALICS, i-tal'iks, _n.pl._ a kind of types which _slope to the right_ (as

in the last four words), so called because first used by an _Italian_

printer, Aldo Manuzio, about 1500, employed for emphasis and other

distinctive purposes.--_n._ ITALICIS[=A]'TION.--_v.t._ ITAL'IC[=I]SE, to

print in Italics.

ITCH, ich, _n._ an uneasy, irritating sensation in the skin: an eruptive

disease in the skin, caused by a parasitic animal: a constant teasing

desire.--_v.i._ to have an uneasy, irritating sensation in the skin: to

have a constant, teasing desire.--_ns._ ITCH'INESS; ITCH'-MITE, a mite

which burrows in the skin, causing itch or scabies.--_adj._ ITCH'Y,

pertaining to or affected with itch.--ITCHING PALM, a greed for gain. [A.S.

_giccan_, to itch; Scot. _youk_, _yuck_, Ger. _jucken_, to itch.]

ITEM, [=i]'tem, _adv._ likewise: also.--_n._ a separate article or

particular.--_v.t._ to make a note of.--_v.t._ I'TEMISE, to give by items.

[L.,--_id_, that.]

ITERATE, it'[.e]r-[=a]t, _v.t._ to do again: to repeat, in modern usage

replaced by the verb reiterate.--_ns._ IT'ERANCE, ITER[=A]'TION,

repetition.--_adjs._ IT'ERANT, IT'ER[=A]TIVE, repeating. [L. _iter[=a]re_,

_-[=a]tum_--_iterum_, again.]

ITHYPHALLIC, ith-i-fal'ik, _adj._ pertaining to certain rites:

obscene.--_n._ ITHYPHALL'US, an erect phallus.

ITINERANT, [=i]-tin'er-ant, _adj._ making journeys from place to place:

travelling.--_n._ one who travels from place to place, esp. a Methodist

preacher: a wanderer.--_ns._ ITIN'ERACY, ITIN'ERANCY.--_adv._

ITIN'ERANTLY.--_adj._ ITIN'ERARY, travelling: done on a journey.--_n._ a

book of travels: a guide-book for travellers: a rough sketch and

description of the country through which troops are to march.--_v.i._

ITIN'ER[=A]TE, to travel from place to place, esp. for the purpose of

preaching or lecturing. [L. _itinerans_, _-antis_, part. of

_itiner[=a]ri_-, _-atus_, to travel--L. _iter_, _itineris_, a

journey--_[=i]re_, _[=i]tum_, to go.]

ITS, its, _poss. pron._ the possessive of _it._ [The old form was _his_,

_its_ not being older than the end of the 16th century. _Its_ does not

occur in the English Bible of 1611, or in Spenser, rarely in Shakespeare,

and is not common until the time of Dryden.]

ITSELF, it-self', _pron._ the neuter reciprocal pronoun, applied to

things.--BY ITSELF, alone, apart; IN AND BY ITSELF, separately considered.

ITTNERITE, it'n[.e]r-[=i]t, _n._ a dark blue or gray mineral, consisting

chiefly of silica, alumina, potash, and soda.

IVORY, [=i]'vo-ri, _n._ the hard, white substance composing the tusks of

the elephant and of the sea-horse.--_adj._ made of, or resembling,

ivory.--_adj._ I'VORIED, made like ivory: furnished with teeth.--_ns._

I'VORY-BLACK, a black powder, originally made from burnt ivory, but now

from bone; I'VORY-NUT, the nut of a species of palm, containing a substance

like ivory; I'VORY-PALM, the tree which bears the ivory-nut;

I'VORY-POR'CELAIN, a fine ware with an ivory-white glaze.--SHOW ONE'S

IVORIES, to show the teeth. [O. Fr. _ivurie_ (Fr. _ivoire_)--L. _ebur_,

_eboris_, ivory; Coptic _ebu_; Sans. _ibhas_, an elephant.]

IVY, [=i]'vi, _n._ a creeping evergreen plant on trees and walls.--_adjs._

I'VIED, I'VYED, I'VY-MAN'TLED, overgrown or mantled with ivy.--_n._

I'VY-BUSH, a plant of ivy formerly hung over tavern-doors, the ivy being

sacred to Bacchus. [A.S. _ifig_; Old High Ger. _ebah_; prob. conn. with L.

_apium_, parsley.]

IWIS, YWIS, i-wis', _adv._ certainly--sometimes ignorantly written _I wis_,

as if 'I know.' [M. E. _ywis_, _iwis_--A.S. _gewis_, certain; Ger. _gewiss_

(adv.).]

IXION, ik-s[=i]'on, _n._ (_Gr. myth._) a king of the Lapithæ, bound, for an

impious attempt on Hera, hand and foot to a fiery wheel which rolled for

ever in the sky.

IXOLITE, iks'o-l[=i]t, _n._ a fossil resin, found in bituminous coal, which

becomes soft and sticky when heated. [Gr. _ixos_, birdlime, _lithos_, a

stone.]

IXTLE. See ISTLE.

* * * * *

J the tenth letter in our alphabet, developed from I, the initial form _j_

being specialised to denote the consonantal sound, the medial _i_ being

retained for the vowel-sound--not universal in English books before the

middle of the 17th century. As a numeral, a variant of I, used in medical

prescriptions, as _vj_, six: representing the mechanical equivalent of

heat--from Joule.

JABBER, jab'[.e]r, _v.i._ to gabble or talk rapidly and indistinctly: to

chatter.--_v.t._ to utter indistinctly:--_pr.p._ jabb'ering; _pa.p._

jabb'ered.--_n._ rapid indistinct speaking.--_n._ JABB'ERER.--_adv._

JABB'ERINGLY. [From root of _gabble_.]

JABBLE, jab'l, _n._ (_Scot._) an agitation on the surface of water.--_v.t._

to splash. [Cf. _jaup_.]

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