Quad*ran"tal (?), a. [L. quadrantalis containing the fourth fourth part of a measure.] 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.
© Webster 1913.
Quad*ran"tal, n. [L.]
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.
[R.]
© Webster 1913.