an angle formed by arcs of great circles of a sphere.
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How to use spherical angle in a sentence
It must be able to turn through a spherical angle of 180 degrees, and was necessarily controlled electrically from the inside.The Black Star Passes | John W Campbell
British Dictionary definitions for spherical angle
an angle formed at the intersection of two great circles of a sphere
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