spherical trigonometry
noun Date: circa 1728 trigonometry applied to spherical triangles and polygons

New Collegiate Dictionary. 2001.

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• Spherical trigonometry — Spherical triangle Spherical trigonometry is a branch of spherical geometry which deals with polygons (especially triangles) on the sphere and the relationships between the sides and the angles. This is of great importance for calculations in… …   Wikipedia

• Spherical trigonometry — 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 …   The Collaborative International Dictionary of English

• Spherical trigonometry — 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… …   The Collaborative International Dictionary of English

• spherical trigonometry — n. the application of trigonometry to spherical triangles …   English World dictionary

• spherical trigonometry — noun (mathematics) the trigonometry of spherical triangles • Topics: ↑mathematics, ↑math, ↑maths • Hypernyms: ↑trigonometry, ↑trig …   Useful english dictionary

• spherical trigonometry — the branch of trigonometry that deals with spherical triangles. [1720 30] * * * …   Universalium

• spherical trigonometry — spher′ical trigonom′etry n. math. the branch of trigonometry that deals with spherical triangles • Etymology: 1720–30 …   From formal English to slang

• Spherical geometry — is the geometry of the two dimensional surface of a sphere. It is an example of a non Euclidean geometry. Two practical applications of the principles of spherical geometry are navigation and astronomy.In plane geometry the basic concepts are… …   Wikipedia

• 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… …   The Collaborative International Dictionary of English

• Spherical angle — 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 …   The Collaborative International Dictionary of English