Quadrantal


Quad`ran´tal


a.1.(Geom.) Of or pertaining to a quadrant; also, included in the fourth part of a circle; as, quadrantal space.
Quadrantal triangle
a spherical triangle having one side equal to a quadrant or arc of 90°.
Quadrantal versor
a versor that expresses rotation through one right angle.
n.1.(Rom. Antiq.) A cubical vessel containing a Roman cubic foot, each side being a Roman square foot; - used as a measure.
2.A cube.