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Webster 1913 Edition

Quadrantal

Quad-ran′tal

,
Adj.
[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.

Quad-ran′tal

,
Noun.
[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 1828 Edition

Quadrantal

QUADRANT'AL

,
Adj.
[supra.] Pertaining to a quadrant; also, included in the fourth part of a circle; as quadrantal space.

QUADRANT'AL

,
Noun.
[supra.] A vessel used by the Romans; originally called amphora. It was square and contained 80 pounds of water.

Definition 2024

quadrantal

quadrantal

English

Noun

quadrantal ‎(plural quadrantals)

  1. An ancient Roman unit of measure for liquids.
  2. cube

Etymology 2

Latin quadrantalis ‎(“containing the fourth part of a measure”).

Adjective

quadrantal ‎(not comparable)

  1. (geometry) Of or relating to a quadrant, or included in the fourth part of a circle.
    quadrantal space; quadrantal triangle; quadrantal versor

Etymology

Latin

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