from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An angle having a value equal to the area on a sphere subtended by a surface, divided by the square of the radius of that sphere. Solid angles are measured in steradians.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun geometry The three-dimensional analog of an angle, equivalent to the area of that portion of the surface a unit sphere that it subtends.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an angle formed by three or more planes intersecting at a common point (the vertex)


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    Sorry, no example sentences found.


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