COCK v.
To turn (the eye) obliquely and partially close its lid, as an expression of derision or insinuation. Cocked hat. (a) A hat with large, stiff flaps turned up to a peaked crown, thus making its form triangular; -- called also three-cornered hat. (b) A game similar to ninepins, except that only three pins are used, which…
COCKATOO n.
ong, and much curved beak, and the head ornamented with a crest, which can be raised or depressed at will. There are several genera and many species; as the broad-crested (Plictolophus, or Cacatua, cristatus), the sulphur-crested (P. galeritus), etc. The palm or great black cockatoo of Australia is Microglossus aterrim…
COEFFICIENT n.
A number, commonly used in computation as a factor, expressing the amount of some change or effect under certain fixed conditions as to temperature, length, volume, etc.; as, the coefficient of expansion; the coefficient of friction. Arbitrary coefficient (Math.), a literal coefficient placed arbitrarily in an algebrai…