Trepang, trē-pang′, n. the Malay name for a species of Holothuria, much esteemed in China as a food delicacy—bêche-de-mer, sea-slug.

Trephine, tre-fēn′, or tre-fīn′, n. the modern trepan, having a little sharp borer called the centre-pin.—v.t. to perforate with the trephine.

Trepidation, trep-i-dā′-shun, n. a state of confused hurry or alarm: an involuntary trembling.—adj. Trep′id, quaking. [L. trepidāre, -ātum, to hurry with alarm—trepidus, restless.]

Trespass, tres′pas, v.i. to pass over a limit or boundary: to enter unlawfully upon another's land: to inconvenience by importunity: to intrude: to injure or annoy another: to sin.—n. act of trespassing: any injury to another's person or property: a sin.—ns. Tres′passer; Tres′pass-off′ering, an offering in expiation of a trespass or sin (See Lev. xiv. 12-18). [O. Fr. trespasser (Fr. trépasser)—L. trans, across, passāre, to pass.]

Tress, tres, n. a lock or curl of hair: a ringlet (esp. in pl.)—v.t. to form into tresses.—adjs. Tressed, having tresses: formed into tresses or ringlets: curled; Tress′y, pertaining to tresses, like tresses. [Fr. tresse, through Low L. tricia, trica, from Gr. tricha, threefold—treis, three.]

Tressure, tresh′ūr, n. (her.) a subordinary, half the breadth of the orle, and usually borne double, and flowered and counter-flowered with fleurs-de-lis.—p.adj. Tres′sured, having a tressure: arranged in the form of, or occupying the position of, a tressure. [Fr., from tresser, to plait.]

Trestle, tres′l, n. a movable support fastened to a top-piece: the frame of a table—also, Tress′el.—ns. Trest (Scot.), a beam: a stool; Tres′tle-bridge, one whose bed rests on framed sections or trestles; Tres′tle-work, a series of trestles forming a viaduct. [O. Fr. trestel (tréteau); ety. dub.; perh. through a Low L. dim. from L. transtrum, a beam.]

Tret, tret, n. an allowance to purchasers of 4 lb. on every 104 lb. for waste. [Norm. Fr. trett, deduction (Fr. trait)—O. Fr. traire—L. trahĕre, to draw.]

Treviss, trev′is, n. a bar or beam separating stalls: a stall itself. [O. Fr. travers, across.]