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spherical trigonometry

noun
1.
the branch of trigonometry that deals with spherical triangles.
Origin
1720-1730
1720-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for spherical trigonometry

spherical trigonometry

noun
1.
the branch of trigonometry concerned with the measurement of the angles and sides of spherical triangles
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Value for spherical

16
18
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