Quadrantal

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Quadrantal \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.
     [1913 Webster]
  


     {Quadrantal triangle}, a spherical triangle having one side
        equal to a quadrant or arc of 90[deg].
  
     {Quadrantal versor}, a versor that expresses rotation through
        one right angle.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Quadrantal \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.
        [1913 Webster]
  
     2. A cube. [R.]
        [1913 Webster]