'Spherical geometry' definitions:

Definition of 'spherical geometry'

From: WordNet
noun
(mathematics) the geometry of figures on the surface of a sphere

Definition of 'Spherical geometry'

From: GCIDE
  • Spherical \Spher"ic*al\, Spheric \Spher"ic\, a. [L. sphaericus, Gr. ???: cf. F. sph['e]rique.]
  • 1. Having the form of a sphere; like a sphere; globular; orbicular; as, a spherical body. [1913 Webster]
  • 2. Of or pertaining to a sphere. [1913 Webster]
  • 3. Of or pertaining to the heavenly orbs, or to the sphere or spheres in which, according to ancient astronomy and astrology, they were set. [1913 Webster]
  • Knaves, thieves, and treachers by spherical predominance. --Shak. [1913 Webster]
  • Though the stars were suns, and overburned Their spheric limitations. --Mrs. Browning. [1913 Webster]
  • Spherical angle, Spherical coordinate, {Spherical excess}, etc. See under Angle, Coordinate, etc.
  • Spherical geometry, that branch of geometry which treats of spherical magnitudes; the doctrine of the sphere, especially of the circles described on its surface.
  • Spherical harmonic analysis. See under Harmonic, a.
  • Spherical lune,portion of the surface of a sphere included between two great semicircles having a common diameter.
  • Spherical opening, the magnitude of a solid angle. It is measured by the portion within the solid angle of the surface of any sphere whose center is the angular point.
  • Spherical polygon,portion of the surface of a sphere bounded by the arcs of three or more great circles.
  • Spherical projection, the projection of the circles of the sphere upon a plane. See Projection.
  • Spherical sector. See under Sector.
  • Spherical segment, the segment of a sphere. See under Segment.
  • Spherical triangle,re on the surface of a sphere, bounded by the arcs of three great circles which intersect each other.
  • Spherical trigonometry. See Trigonometry. [1913 Webster] -- {Spher"ic*al*ly}, adv. -- {Spher"ic*al*ness}, n. [1913 Webster]