the branch of algebra that deals with quadratic equations.

Definition: 2

square.

Definition: 3

Algebra. involving the square and no higher power of the unknown quantity; of the second degree.

Definition: 4

a quadratic polynomial or equation.

Definition: 5

Also called quadratic equation. an equation containing one or more terms in which the variable is raised to the power of two, but no terms in which it is raised to a higher power