quadratic form

noun Mathematics.

a polynomial all of whose terms are of degree 2 in two or more variables, as 5x2 − 2xy + 3y2.

Nearby words

  1. quadrate muscle of thigh,
  2. quadrate muscle of upper lip,
  3. quadrate pronator muscle,
  4. quadratic,
  5. quadratic equation,
  6. quadratic formula,
  7. quadratic residue,
  8. quadratics,
  9. quadrature,
  10. quadrature of the circle

Origin of quadratic form

First recorded in 1855–60

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019