BIQUADRATIC a. 2 definitions
Of or pertaining to the biquadrate, or fourth power. Biquadratic equation (Alg.), an equation of the fourth degree, or an equation in some term of which the unknown quantity is raised to the fourth power. -- Biquadratic root of a number, the square root of the square root of that number. Thus the square root of 81 is…
QUARTER n.
; opposite, or nearly opposite, a vessel's quarter. -- Quarter aspect. (Astrol.) Same as Quadrate. -- Quarter back (Football), the player who has position next behind center rush, and receives the ball on the snap back. -- Quarter badge (Naut.), an ornament on the side of a vessel near, the stern. Mar. Dict. -- Qua…