intratelluric 
It was after their slow development In the magma, dur- 
ing an iutrn-t,-Uttric period, that the inns* in \vlih-h tiny 
floated was upraised. Suture, X X XIX. 273. 
intraterritorial (in-trii-ter-i-to'ri-al), (i. [< L. 
Infra. within, + territorial!!, territory: see ti-rn- 
torial.] Existing within a territory: opposed 
to extraterritorial. 
intrathecal (in-trii-the'kal), a. [< intm- + 
NL. theca, q. v., +-/.] Contained in the the- 
ca, as a part of a coral. 
The intrathecal parts of the polyp, the endoderm cells, 
are entirely converted into a parcnchymatous tissue. 
O. C. Bourne, Micros. Science, XX VIII. 81. 
intrathoracic (m'tra-tho-ras'ik), a. [< L. '- 
tra, within, + NL. tliorax (-ac-), thorax.] Situ- 
ated or occurring within the thorax or chest: 
as, the heart and lungs are intrathoracic organs. 
intratropical (iu-trji-trop'i-kal). a. [< L. intra, 
within, T LL. tropiciis, tropic, T -al.] Situated 
within the tropics ; of or pertaining to the re- 
gions within the tropics: as, an intratropical 
climate. 
intra-urban (in-tra-er'ban), a. [< L. intra, with- 
in, -t- urbs, city: see urban.] Situated within a 
city; relating to what is within the limits of a 
city. 
The telephone Is coming more and more into use for 
short distances and intra-urban communications. 
Edinburgh tiett., CLXIV. 15. 
intra-uterine (in-tra-u'te-rin), a. [< L. intra, 
within, + uterus, womb: see uterine.] Lying, 
existing, or occurring within the uterus. 
intravalvular (in-tra-val'vu-lar), a. [< L. in- 
tra, within, + NL. valvula, a "tittle valve : see 
valrular.] In bot., placed within valves, as the 
dissepiments of many of the Crucifera. 
intravasation (in-trav-a-sa'shon), n. [< L. in- 
tra, within, + van, vessel, + -atlon. Cf . extrava- 
sation.] The entrance into vessels of matters 
formed outside of them or in their parietes. 
Ihtiiiilimni. [Rare.] 
intravascular (in-tra-vas'ku-lBr), o. [< L. (- 
tra, within,-)- vasculiim, a little" vessel: see vas- 
cular.] Situated within a vessel, specifically 
within a blood-vessel. 
intravenous (in-tra-ve'nus), a. [< L. intra, 
within, + vena, vein: see venous.] Situated or 
occurring within veins. 
intraventricular (in*tra-ven-trik'u-lar), a. [< 
L. intra, within, + ventriculus, ventricle: see 
rentrieujar.] Existing or taking place within 
one of the ventricles of either the heart or the 
brain. 
intravertebrated (in-tra-ver'te-bra-ted), a. [< 
intra- + vertebrated.] Having an endoskeleton, 
as a vertebrate ; vertebrated, in a usual sense. 
Thomas, Med. Diet. 
intravesical (in-tra-ves'i-kal). a. [< L. intra, 
within, 4- resica, bladder.] Situated or occur- 
ring within the bladder. 
intrayitelline (in'tra-vi-tel'in), . [< L. intra, 
within, + vitellus, the yolk of an egg.] Situ- 
ated or occurring in the substance of the vitel- 
lus or yolk. 
intraxylary (in-tra-zi'la-ri), a. [< L. intra, 
within, + Gr. fd/W, wood, + -ary 2 .] In bot., 
within the xylem : said of certain tissues that 
occur inside the xylem, as in the Combretacea 1 , 
which are characterized, with a few exceptions, 
by the presence of an intraxylary soft bast pro- 
vided with sieve-tubes. 
intreasuret, *. t. See entreasure. 
intreatt, An obsolete form of entreat. Spen- 
Krr. 
intreatancet (in-tre'tans), n. [< iittrait + 
-niirr.] Same as entredtance. Holland. 
intreatfult, intreatmentt. Same as entreatful, 
I'lilrt'iitiiient. 
intreatyt, n. An obsolete form of entreaty. 
HtMuyt. 
intrench (in-trench'), v. [Also entrench; < in-2 
+ trench.] I. trans. If. To make a trench or 
furrow in ; furrow ; cut. 
It was this very sword entrenched it [a wound). 
Shale., All's Well, il. 1, 46. 
His face 
Deep scars of thunder had intreneh'd. 
Milton, P. L., 1. 601. 
2. To surround as with a trench or ditch. 
A little further is a bay wherein falleth 3 or 4 prettie 
brookes and creekes that halfe intrench the Inhabitants of 
Warraaki. >;-. Capt. John Stnith. Works, I. 116. 
I went to work ... to build me another house, . . . 
and MrwaM it round with a ditch. :m,l plant,-,! an hedge. 
K. A'nac (Arbcr's EIIJC. (larner, I. 382). 
3. To fortify with a trench or ditcli and para- 
pet ; strengthen or protect by walls of defense : 
as, to intrench a euinii or an army. 
3163 
The English in the suburbs close intreneh'd. 
Shall., 1 Ben. VI., I. 4, 9. 
The national troops were now strongly intrenched in 
Chattanooga Valley, with ih<- Tennessee Klver behind 
them. V. S. Grant, The Century, XXXI. 129. 
Hence 4. To fortify or defend by any pro- 
tecting agency; surround with or guard by any- 
thing that affords additional security against 
attack. 
Conscience has got safely entrenched behind the letter 
of the law. Sterne, Tristram Shandy, II. 17. 
II. in trans. To invade; encroach: with on or 
Do you start 
At my entrenching on your private liberty, 
And would you force a highway through mine honour, 
And make me pave it tool 
Fletcher, Wife for a Month, iv. 2. 
It intrenches very much upon impiety and positive re- 
linquishing the education of their children, when mothers 
expose the spirit of the child ... to ... the careless- 
ness of any less-obliged person. 
Jer. Taylor, Works (ed. 1835X I- 
= 8yn. Encroach upon. Infringe upon, etc. Seetretpatt,t.i. 
intrenchantt (in -tren' chant), a. [< in-$ + 
treneAant.] Not trenchantbr cutting ; also, in- 
capable of being cut ; indivisible by cutting. 
As easy mayst thou the intrenchant air 
With thy keen sword impress. 
Shalr., Macbeth, v. 8, 0. 
intrencher (in-tren'cher), n. One who intrench- 
es ; one who digs a trench, or is employed in in- 
trenching. 
Their fighting redeemed well their shortcomings as t'n- 
trenchers. The Century, XXIX. 102. 
intrenchment (in-trench'ment), n. [Also en- 
trenchment; < intrench + -ment.] 1. The act 
of intrenching. 2. In fort., a general term 
for a work consisting of a trench or ditch and 
a parapet (the latter formed of the earth dug 
from the ditch), constructed for a defense 
against an enemy. See cut under parapet. 
3. Figuratively, any defense or protection. 4. 
Encroachment. 
The slightest intrenchment upon individual freedom. 
Southey. 
intrepid (in-trep'id), a. [= F. intre'pide = Sp. 
intrepido = Pg. It. intrepido, < L. intrepidus, not 
alarmed, undaunted, s in- priv. + trepidux, 
alarmed, shaken, anxious: see trepidation.] 1. 
Not moved by danger; free from alarm; un- 
daunted: as, an intrepid soldier. 2. Indicat- 
ing or springing from courage. 
That quality [valour], which signifies no more than an 
intrepid courage. Dryden, .-Eneld, Ded. 
He [.Stuyvesant ] patrolled with unceasing watchfulness 
the boundaries of his little territory ; repelled every en- 
croachment with intrepid promptness. 
Irving, Knickerbocker, p. 461. 
-Syn. Daring, dauntless, courageous, valiant, undis- 
mayed, gallant, doughty, heroic. 
intrepidity (in-tre-pid'i-ti), n. [= F. intripi- 
dite = It. intrepidita; as intrepid + -ity.] The 
quality of being intrepid ; freedom from alarm : 
coolness in encountering danger; undaunted 
courage or boldness. 
While he aasumes the appearance of intrepidity before 
the world, he trembles within himself. 
a. Blair, Works, III. v& 
He had the rare merit of combining sagacity with in- 
trepidity in action. Pretcott, Ferd. and Isa., I. 15. 
intrepidly (in-trep'id-li), adv. In an intrepid 
manner; fearlessly; daringly; resolutely, 
in-triangle fin'tri'ang-gl), n. [< inscribed) + 
triangle^] An inscribed triangle, 
intricablet (in'tri-ka-bl), a. [< L. as if "in- 
tricabilin,<. infricare/entangle: see intricate.] 
Entangling. 
They shall remain captive, and entangled In the amor- 
ous intriniiii, net. SheUon, tr. of Don Quixote, I1L 7. 
intricacy (in'tri-ka-si), .; pi. intricacies (-siz). 
[< intricate) + -cy.] The state of being in- 
tricate or entangled; perplexity; involution; 
complication; maze. 
The modern tragedy excells that of Greece and Rome In 
the intricacy and disposition of the fable. 
Spectator, No. 39. 
A science whose depths and intricacifn he explored. 
Sumner, On Story. 
Intricate (in-tri-ka'te), n. pi. [NL. (Nylander, 
1854), fern. pi. of L. intricatus, intricate: see 
intricate.] A series or division of lichens em- 
bracing the tribes Usneei, Soccellei, Ramalinei, 
and Cctrariei. They are now regarded as gen- 
era of the tribe Pulmellacei. 
intricate (in'tri-kat), . [= OF. entriquf = 
Sp. P;;. iiitriiii'iiilii. entangled, < L. in trim tux, 
pp.: see the verb.] 1. Perplexiugly involved 
or entangled ; hard to disentangle or disengage, 
intrigue 
or to trace out; complicated; obscure: as, an 
inlni-iili- knot; the intricate windings of a laby- 
rinth ; intricate accounts; the intricate plot of 
a tragedy. 
You have put me upon such an odd intricate Piece of 
Business that I think there was never the like of It. 
Unveil, Letters, IL 18. 
Being got about two thirds of the way up, we came to 
certain Grotto's cut with intricate Windings and Caverns 
under ground. Maundrell, Aleppo to Jerusalem, p. 104. 
2. In entoin., having unequal elevations and de- 
pressions placed irregularly and close together, 
but without running into each other: said of a 
sculptured surf ace. =8yn. 1. Intricate, Complex, Com- 
plicated, Compound. Between ctnttplex and complicated 
there is the same difference as between complexity and 
complication. (See complication.) That Is complex which 
is made up of many parts, whose relation Is perhaps not 
easily comprehended ; If this latter be true, especially If 
It be true to a marked degree, the thing is said to be com- 
plicated; It is also complicated If Its parts have become 
entangled : as, the matter was still further complicated by 
their failure to protest against the seizure. That is intri- 
cate which, like a labyrinth, makes decision with regard 
to the right path or course to pursue difficult : as, an in- 
tricate question. Compound* generally Implies a mixture 
or union of parts in some way that makes a whole : as, a 
compound flower ; compound motion ; a compound idea ; 
the word does not, like the others, suggest difficulty in 
comprehension. See implicate. 
intricate (in'tri-kat), r. t. ; pret. and pp. iwtri- 
cated, ppr. intricating. [< L. intricatus, pp. of 
intricare, entangle, perplex, embarrass, < in, in, 
+ tricte, trifles, vexations, perplexities. See in- 
trigue, and cf . extricate.] To render intricate or 
involved; make perplexing or obscure. [Rare.] 
Concerning original sin, . . . there are ... many dis- 
putes which may intricate the question. 
Jer. Taylor, Works (ed. 1885), I. 130. 
intricately (in'tri-kat-li), adv. 1 . In an intricate 
manner; with involution or infold ings; with 
perplexity or intricacy. 
The sword (whereto they only had recourse) 
Must cut this knot so intricately ty'd, 
Whose vain contrived ends are plain descry'd. 
Dante/, Civil Wars, vlL 
2. In entom., with an intricate sculpture; close- 
ly but without coalescence : as, intricately punc- 
tured; intricately verrucose. 
intricateness (in'tri-kat-nes), n. Intricacy. 
I understand your pleasure, Eugenius, and shall en- 
deavour to comply with It ; but the difficulty and intri- 
catenets of the subject of our discourse obliges me to do 
it by steps. Boyle, Works, IV. 418. 
intricationt (in-tri-ka'shon), . [< OF. intri- 
cation = Sp. (obs.) entricacion, intricacion, < L. 
as if 'iHtncfltio(H-), < intricare, entangle: see 
intricate, v.] Entanglement. [Rare.] 
I confess I do not see how the motus circularis simplex 
should need to be superadded to the contact or intrica- 
tion of the cohering firm corpuscles, to procure a cohesion. 
Boyle, Works, L 240. 
intriet, r. t. [< OF. intruire, intrure, contr. of 
introduire, introduce: see introduce.] To in- 
troduce ; add. 
To cley and chalk the firth part iutrir 
Of glpse, and doo the rootes to III yere, 
And this wol make hir greynes white and clere. 
Palladiui, Husbondrie (E. E. T. 8.), p. 116. 
intrigant (in'tre-gant; F. pron. an-tre-gon'), . 
[Also intriguant; F. intrigant (= Sp. Pg. It. 
intrigante), prop. ppr. of intriguer, intrigue: see 
intrigue, v.] A male intriguer. 
Illiterate intriguant!, conscious of the party strength 
behind them, insisted on shaping legislation according to 
their own fancy. The Century, XXXIII. S3. 
intrigante (in'tre-gant; F. pron. an-tre-gont'), 
w. [< F. intrigante, fern, of intrigant, ppr. of in- 
triguer, intrigue: see intrigue, v.] A woman 
given to intrigue ; a female intriguer. 
intrigue (in-treg'), r. ; pret. and pp. intrigued, 
ppr. intriguing. [= D. intrigaeren = G. intri- 
Hiiireu = Dan. intrigere = Sw. intrigera, < F. 
intriguer, OF. intriqwer, intricquer, intrinquer, 
entriquer = Pr. entricar, intricar = Sp. Pg. in- 
trigiir, intricar = It. intricare, intrigare, per- 
plex, puzzle, intrigue, < L. intrieare, entangle, 
perplex, embarrass : see intricate, v.] L trows. 
1. To entangle ; involve; cause to be involved 
or entangled. [A Gallicism.] 
How doth it [sin] perplex and intrigue the whole course 
of your lives ! J. Scott, Christian Life, I. 4. 
Because the drama has been in times past and in other 
conditions the creature, the prisoner, of plot, it by no 
means follows that it must continue so; on the contrary, 
it seems to us that Its liberation follows: and of this we 
Me signs in the very home of the highly intrimed drama. 
Harper-t May., LXXIX. SIR. 
2. To plot for; scheme for. 
The Duchess of Quc engberry has at last been at court ; 
a point she has been intriguiny these two years. 
Walpole, Letters, II. 89. 
