The DICT Development Group

Search for:
Search type:

Database copyright information
Server information

3 definitions found
 for Spherical trigonometry
From The Collaborative International Dictionary of English v.0.48 :

  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.
        [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
     Spherical triangle,re on the surface of a sphere, bounded
        by the arcs of three great circles which intersect each
     Spherical trigonometry. See Trigonometry.
        [1913 Webster] -- Spher"ic*al*ly, adv. --
        Spher"ic*al*ness, n.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Trigonometry \Trig`o*nom"e*try\, n.; pl. -tries. [Gr. ? a
     triangle + -metry: cf. F. trigonom['e]trie. See Trigon.]
     1. That branch of mathematics which treats of the relations
        of the sides and angles of triangles, which the methods of
        deducing from certain given parts other required parts,
        and also of the general relations which exist between the
        trigonometrical functions of arcs or angles.
        [1913 Webster]
     2. A treatise in this science.
        [1913 Webster]
     Analytical trigonometry, that branch of trigonometry which
        treats of the relations and properties of the
        trigonometrical functions.
     Plane trigonometry, and Spherical trigonometry, those
        branches of trigonometry in which its principles are
        applied to plane triangles and spherical triangles
        [1913 Webster]

From WordNet (r) 3.0 (2006) :

  spherical trigonometry
      n 1: (mathematics) the trigonometry of spherical triangles

Contact=webmaster@dict.org Specification=RFC 2229