QUADRANTAL

Etymology 1

Noun

quadrantal (plural quadrantals)

An ancient Roman unit of measure for liquids.

cube

Etymology 2

Adjective

quadrantal (not comparable)

(geometry) Of or relating to a quadrant, or included in the fourth part of a circle.

Source: Wiktionary

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Quad*ran"tal, a. Etym: [L. quadrantalis containing the fourth fourth part of a measure.] (Geom.)

Definition: 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 90º.

– Quadrantal versor, a versor that expresses rotation through one right angle.

Quad*ran"tal, n. Etym: [L.]

1. (Rom. Antiq.)

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

2. A cube. [R.]

Source: Webster’s Unabridged Dictionary 1913 Edition

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