Having the form of a sphere; like a sphere; globular; orbicular; as, a spherical body.
2.
Of or pertaining to a sphere.
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. "Knaves, thieves, and treachers by spherical predominance.""Though the stars were suns, and overburned Their spheric limitations."
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.
... Raymarus). Mr. Harriot's method is now more used than Oughtred's, and himself in the esteem of Dr. Wallis not beneath Des Cartes. Dr. Hakewill, in his Apology, tells you Harriot was the first that squared the area of a spherical triangle; and I can tell you, by the perusal of some papers of Torporley's it appears that Harriot could make the sign of any arch at demand, and the converse, and apply a table of sines to solve all equations, ... — Thomas Hariot • Henry Stevens
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