Defn: A large, white, South American duck, of the genus Cascoroba, resembling a swan.

COSECANT Co*se"cant (k-s"knt), n. Etym: [For co. secans, an abbrev. of L. complementi secans.] (Trig.)

Defn: The secant of the complement of an arc or angle. See Illust. of
Functions.

COSEN
Cos"en (kz"'n), v. t.

Defn: See Cozen.

COSENAGE
Cos"en*age (kz"'n-j), n.

Defn: See Cozenage.

COSENING
Cos"en*ing, n. (O. Eng. Law)

Defn: Anything done deceitfully, and which could not be properly designated by any special name, whether belonging to contracts or not. Burrill.

COSENTIENT
Co*sen"tient (k-sn"shent), a.