Chapter Tripalmitate to Trispast of T by Webster's Dictionary (1913 Edition)

Triple measure

(Mus.), a measure of tree beats of which first only is accented. — Triple ratio (Math.), a ratio which is equal to 3. — Triple salt (Chem.), a salt containing three distinct basic atoms as radicals; thus, microcosmic salt is a triple salt. — Triple star (Astron.), a system of three stars in close proximity. — Triple time (Mus.), that time in which each measure is divided into three equal parts. — Triple valve, in an automatic air brake for railroad cars, the valve under each car, by means of which the brake is controlled by a change of pressure in the air pipe leading from the locomotive.

Triple
(Tri"ple), v. i. [imp. & p. p. Tripled ; p. pr. & vb. n. Tripling ] [Cf. F. tripler. See Triple, a.] To make threefold, or thrice as much or as many; to treble; as, to triple the tax on coffee.

Triple-crowned
(Tri"ple-crowned`) a. Having three crowns; wearing the triple crown, as the pope.

Triple-headed
(Tri"ple-head`ed) a. Having three heads; three-headed; as, the triple-headed dog Cerberus.

Triplet
(Trip"let) n. [From Triple.]

1. A collection or combination of three of a kind; three united.

2. (Poetry) Three verses rhyming together.

3. (Mus.) A group of three notes sung or played in the tree of two.

4. pl. Three children or offspring born at one birth.

Triple-tail
(Tri"ple-tail`) n. (Zoöl.) An edible fish (Lobotes Surinamensis) found in the warmer parts of all the oceans, and common on the southern and middle coasts of the United States. When living it is silvery gray, and becomes brown or blackish when dead. Its dorsal and anal fins are long, and extend back on each side of the tail. It has large silvery scales which are used in the manufacture of fancy work. Called also, locally, black perch, grouper, and flasher.

Triplicate
(Trip"li*cate) a. [L. triplicatus, p. p. of triplicare to triple, treble; tri- (see Tri-) + plicare to fold. See Ply, v. t.] Made thrice as much; threefold; tripled.

Triplicate ratio (Math.), the ratio of the cubes of two quantities; thus, the triplicate ratio of a to b is a³: b³.

Triplicate
(Trip"li*cate) n. A third thing corresponding to two others of the same kind.

Triplicate-ternate
(Trip"li*cate-ter`nate), a. (Bot.) Triternate.

Triplication
(Trip"li*ca"tion) n. [L. triplicatio: cf. F. triplication.]

1. The act of tripling, or making threefold, or adding three together. Glanvill.

2. (Civil Law) Same as Surrejoinder.

Triplicity
(Tri*plic"i*ty) n. [Cf. F. triplicité, fr. L. triplex, triplicis, threefold. See Triplicate, a.] The quality or state of being triple, or threefold; trebleness.

In their trinal triplicities on high.

Spenser.

Triplicostate
(Trip`li*cos"tate) a. [Triple + costate.] (Bot.) Three-ribbed.

Triplite
(Trip"lite) n. [Cf. F. triplite. See Triple.] (Min.) A mineral of a dark brown color, generally with a fibrous, massive structure. It is a fluophosphate of iron and manganese.