(mathematics) The formula x=(-b±√)/(2a) for finding roots of the quadratic equation.

(mathematics) Any function whose value is the solution of a quadratic polynomial

plural of quadratic integer

plural of quadratic function

plural of quadratic formula

(algebraic number theory) A number field that is an extension field of degree two over the rational numbers.

plural of quadrate bone

(anatomy) A bone between the base of the lower jaw and the skull in most vertebrates other than mammals. In reptiles and birds it articulates the lower jaw with the skull; in mammals it is represented by the incus.

plural of quadratic field

plural of quadratic mean