Definitions

1. adjective

of or relating to the second power or to a square; consisting of or involving an expression with a squared variable.

“The quadratic formula is used to find the roots of a quadratic equation.”

2. noun

a polynomial of the second degree; a quadratic equation or expression, especially one in two variables.

“The quadratic function models the motion of the object.”

3. noun

a quadratic curve or surface.

“The quadratic shape of the sculpture is striking.”