(Tri*car`bal*lyl"ic) a. [Pref. tri- + carboxyl + allyl + -ic.] (Chem.) Of, pertaining to, or
designating, a complex tribasic organic acid, C3H5.(CO2H)3 occurring naturally in unripe beet roots, and
produced artificially from glycerin as a white crystalline substance.
(Tri*car"bi*mide) n. [Pref. tri- + carbimide.] (Chem.) See under Cyanuric.
(Trice) v. t. [OE. trisen; of Scand. or Low German origin; cf. Sw. trissa a sheave, pulley, triss a
spritsail brace, Dan. tridse a pulley, tridse to haul by means of a pulley, to trice, LG. trisse a pulley, D.
trijsen to hoist.] [Written also trise.]
1. To pull; to haul; to drag; to pull away. [Obs.]
Out of his seat I will him trice.Chaucer.
2. (Naut.) To haul and tie up by means of a rope.
(Trice), n. [Sp. tris the noise made by the breaking of glass, an instant, en un tris in an instant; probably
of imitative origin.] A very short time; an instant; a moment; now used only in the phrase in a trice.
"With a trice." Turbervile. " On a trice." Shak.
A man shall make his fortune in a trice.Young.
(Tri`cen*na"ri*ous) a. Of or pertaining to thirty years; tricennial. [R.]
(Tri*cen"ni*al) a. [L. tricennium thirty years; triginta thirty + annus year: cf. L. tricennalis.]
Of or pertaining to thirty years; consisting of thirty years; occurring once in every thirty years.
(Tri*cen"te*na*ry) a. [Pref. tri- + centenary.] Including, or relating to, the interval of
three hundred years; tercentenary. n. A period of three centuries, or three hundred years, also, the
three-hundredth anniversary of any event; a tercentenary.
(||Tri"ceps) n. [NL., fr. L. triceps, having three beads; tres, tria, three + caput head: cf. F.
triceps. See Three, and Chief.] (Anat.) A muscle having three heads; specif., the great extensor of
the forearm, arising by three heads and inserted into the olecranon at the elbow.
(||Tri*chi"a*sis) n. [NL., fr. Gr. fr. tri`x, tricho`s, hair.] (Med.) A disease of the eye, in which
the eyelashes, being turned in upon the eyeball, produce constant irritation by the motion of the lids.
(||Tri*chi"na) n.; pl. Trichinæ [NL., fr. Gr. hairy, made of hair, fr. tri`x, tricho`s, hair.] (Zoöl.) A
small, slender nematoid worm (Trichina spiralis) which, in the larval state, is parasitic, often in immense
numbers, in the voluntary muscles of man, the hog, and many other animals. When insufficiently cooked
meat containing the larvæ is swallowed by man, they are liberated and rapidly become adult, pair, and
the ovoviviparous females produce in a short time large numbers of young which find their way into
the muscles, either directly, or indirectly by means of the blood. Their presence in the muscles and the
intestines in large numbers produces trichinosis.
(||Trich`i*ni"a*sis) n. [NL.] (Med.) Trichinosis.
(Trich"i*nize) v. t. To render trichinous; to affect with trichinæ; chiefly used in the past participle; as,
(Tri*chi"no*scope) n. [Trichina + -scope.] An apparatus for the detection of trichinæ in the
flesh of animals, as of swine.