COCKATOO n.
great black cockatoo of Australia is Microglossus aterrimus. Cock"a*trice, n. Etym: [OF. cocatrice crocodile, F. cocatrix, cocatrice. The word is a corruption from the same source as E. crocodile, but was confused with cock the bird, F. coq, whence arose the fable that the animal was produced from a cock's egg. See Cro…
COMMISSIONER n.
County commissioners, certain administrative officers in some of the States, invested by local laws with various powers in reference to the roads, courthouses, financial matters, etc., of the county. [U. S.]
CONDENSER n.
s used as a condenser. -- Bull's-eye condenser, or Bull's-eye (Optics), a lens of short focal distance used for concentrating rays of light. -- Injection condenser, a vessel in which steam is condensed by the direct contact of water. -- Surface condenser, an apparatus for condensing steam, especially the exhaust of…