Defn: See A cappella.

CAPPER
Cap"per, n.

1. One whose business is to make or sell caps.

2. A by-bidder; a decoy for gamblers [Slang, U. S.].

3. An instrument for applying a percussion cap to a gun or cartridge.

CAPPING PLANE
Cap"ping plane`. (Join.)

Defn: A plane used for working the upper surface of staircase rails.

CAPRA
Ca"pra, n. Etym: [L., a she goat.] (Zoöl.)

Defn: A genus of ruminants, including the common goat.

CAPRATE
Cap"rate, n. (Chem.)