2. (Zoöl.) A color marking or structure on the head somewhat resembling a hood.

||Cues"ta (?), n. [Sp.] A sloping plain, esp. one with the upper end at the crest of a cliff; a hill or ridge with one face steep and the opposite face gently sloping. [Southwestern U. S.]

||Cui` bo"no (?). [L.] Lit., for whose benefit; incorrectly understood, it came to be used in the sense, of what good or use; and hence, (what) purpose; object; specif., the ultimate object of life.

Cui`ras*sier" (?), n. (Mil.) In modern armies, a soldier of the heaviest cavalry, wearing a cuirass only when in full dress.

||Cuir" bou`illi" (?). [F.] In decorative art, boiled leather, fitted by the process to receive impressed patterns, like those produced by chasing metal, and to retain the impression permanently.

Cu"lex (?), n. [L., a gnat.] (Zoöl.) A genus of mosquitoes to which most of the North American species belong. Some members of this genus are exceedingly annoying, as C. sollicitans, which breeds in enormous numbers in the salt marshes of the Atlantic coast, and C. pipiens, breeding very widely in the fresh waters of North America. (For characters distinguishing these from the malaria mosquitoes, see Anopheles, above.) The yellow-fever mosquito is now placed in another genus, Stegomyia.

Cu"li*cid (?), a. [L. culex, - icis, gnat.] (Zoöl.) Like or pertaining to the Mosquito family (Culicidæ). -- n. A culicid insect.

Cultch (?), n. 1. Young or seed oysters together with the shells and other objects to which they are usually attached.

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