Trigger fish(Zoöl.), a large plectognath fish (Balistes Carolinensis or B. capriscus) common on the southern coast of the United States, and valued as a food fish in some localities. Its rough skin is used for scouring and polishing in the place of sandpaper. Called also leather jacket, and turbot.

(Tri*gin`tal) n. [LL. trigintate, fr. L. triginta thirty. See Trental.] (R. C. Ch.) A trental.

(Tri*glyc"er*ide) n. [Pref. tri- + glyceride.] (Chem.) A glyceride formed by the replacement of three hydrogen atoms in glycerin by acid radicals.

(Tri"glyph) n. [L. triglyphus, Gr. (see Tri-) + to carve: cf. F. triglyphe.] (Arch.) An ornament in the frieze of the Doric order, repeated at equal intervals. Each triglyph consists of a rectangular tablet, slightly projecting, and divided nearly to the top by two parallel and perpendicular gutters, or channels, called glyphs, into three parts, or spaces, called femora. A half channel, or glyph, is also cut upon each of the perpendicular edges of the tablet. See Illust. of Entablature.

(Tri*glyph"ic Tri*glyph"ic*al) a.

1. Consisting of, or pertaining to, triglyphs.

2. Containing three sets of characters or sculptures.

Trigamy to Trimeran

(Trig"a*my) n. [L. trigamia,Gr. : cf. F. trigamie. See Trigamous.] The act of marrying, or the state of being married, three times; also, the offense of having three husbands or three wives at the same time.

(Tri*gas"tric) a. [Pref. tri- + Gr. belly.] (Anat.) Having three bellies; — said of a muscle. Dunglison.

(Tri*gem"i*nal) a. [See Trigeminous.] (Anat.) Of, pertaining to, or designating, the fifth pair of cranial nerves, which divide on each side of the head into three main branches distributed to the orbits, jaws, and parts of the mouth; trifacial.

(Tri*gem"i*nous) a. [L. trigeminus born three together; tri- (see Tri-) + geminus twin. Cf. Tergeminous.] Born three together; being one of three born at the same birth; also, threefold. E. Phillip.

(Tri*gen"ic) a. [Pref. tri- + gen- + -ic. So named in reference to its composition, it being supposed to contain the radicals of three molecules of cyanic acid.] (Chem.) Of, pertaining to, or designating, an acid, C4H7N3O2, obtained, by the action of the vapor of cyanic acid on cold aldehyde, as a white crystalline substance having a slightly acid taste and faint smell; — called also ethidene- or ethylidene- biuret.

(Tri*ges"i*mo-se*cun"do) a. [L. in trigesimo-secundo in the thirty-second.] Having thirty-two leaves to a sheet; as, a trigesimo-secundo form, book, leaf, size, etc.

(Tri*ges"i*mo-se*cun"do), n. A book composed of sheets so folded that each one makes thirty-two leaves; hence, indicating, more or less definitely, a size of book; — usually written 32mo, or 32°, and called thirty-twomo.

(Trig"ger) n. [For older tricker, from D. trekker, fr. trekken to draw, pull. See Trick, n.]

1. A catch to hold the wheel of a carriage on a declivity.

2. (Mech.) A piece, as a lever, which is connected with a catch or detent as a means of releasing it; especially (Firearms), the part of a lock which is moved by the finger to release the cock and discharge the piece.

  By PanEris using Melati.

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