Quadrantal — Defs

01 a. Of or pertaining to a quadrant; also, included in the fourth part of a circle; as, quadrantal space.

1.
Of or pertaining to a quadrant; also, included in the fourth part of a circle; as, quadrantal space.(Geom.)

Phrases & compounds

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.

02 n. A cubical vessel containing a Roman cubic foot, each side being a Roman square foot; -- used as a measure.

1.
A cubical vessel containing a Roman cubic foot, each side being a Roman square foot; -- used as a measure.(Rom. Antiq.)
2.
A cube.[R.]