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 Cr…