Meaning of QUADRATIC in English

QUADRATIC

adj tetragonal.

2. quadratic ·adj of or pertaining to a square, or to squares; resembling a quadrate, or square; square.

3. quadratic ·adj pertaining to terms of the second degree; as, a quadratic equation, in which the highest power of the unknown quantity is a square.

Webster English vocab.      Английский словарь Webster.