4. A round game at cards, in which the cards are subject to exchange, barter, or trade. Hoyle. Chamber of commerce. See Chamber.

Syn. — Trade; traffic; dealings; intercourse; interchange; communion; communication.

COMMERCE
Com*merce" ( or , v. i. [imp. & p. p. Commerced; p. pr. & vb. n.
Commercing.] Etym: [Cf. F. commercer, fr. LL. commerciare.]

1. To carry on trade; to traffic. [Obs.] Beware you commerce not with bankrupts. B. Jonson.

2. To hold intercourse; to commune. Milton. Commercing with himself. Tennyson. Musicians . . . taught the people in angelic harmonies to commerce with heaven. Prof. Wilson.

COMMERCE DESTROYER
Com"merce de*stroy"er. (Nav.)

Defn: A very fast, unarmored, lightly armed vessel designed to capture or destroy merchant vessels of an enemy. Not being intended to fight, they may be improvised from fast passenger steamers.

COMMERCIAL
Com*mer"cial, a. Etym: [Cf. F. commercial.]

Defn: Of or pertaining to commerce; carrying on or occupied with commerce or trade; mercantile; as, commercial advantages; commercial relations. "Princely commercial houses." Macaulay. Commercial college, a school for giving instruction in commercial knowledge and business. — Commercial law. See under Law. — Commercial note paper, a small size of writing paper, usually about 5 by 7½ or 8 inches. — Commercial paper, negotiable paper given in due course of business. It includes bills of exchange, promissory notes, bank cheks, etc. — Commercial traveler, an agent of a wholesale house who travels from town to town to solicit orders.

Syn.
— See Mercantile.