Quadrangle
(n.) A plane figure having four angles, and consequently four sides; any figure having four angles.
(n.) A square or quadrangular space or inclosure, such a space or court surrounded by buildings, esp. such a court in a college or public school in England.
Similar Words:
Biquadrate Biquadratic Conquadrate Gunter's quadrant Pterygoquadrate Quadra Quadrable Quadrae Quadragenarious Quadragene