Quad"ran`gle (?), n. [F., fr. L.
quadrangulum; quattuor four + angulus an angle.
See Four, and Angle a corner.]
1. (Geom.) A plane figure having four
angles, and consequently four sides; any figure having four
angles.
2. 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.