Quadratic /(?)/

Quad·rat·ic

Quadratic

a.
  1. Of or pertaining to a square, or to squares; resembling a quadrate, or square; square.
  2. Tetragonal. (Crystallog.)
  3. Pertaining to terms of the second degree; as, a quadratic equation, in which the highest power of the unknown quantity is a square. (Alg.)