Meaning Of The Word Steradian
What's the definition of Steradian? Find Steradian meanings, definitions and more at the Real Dictionary online.
Steradian Meaning
| Steradian Definition |
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What's The Definition Of Steradian?
steradian in American English
the basic unit of solid angular measure in the SI system, equal to the solid angle subtended at the center of a sphere by an area, on its surface, that is equal to the square of its radius: one sphere equals 4π steradians noun: a solid angle at the center of a sphere subtending a section on the surface equal in area to the square of the radius of the sphere steradian in British English noun: an SI unit of solid angle; the angle that, having its vertex in the centre of a sphere, cuts off an area of the surface of the sphere equal to the square of the length of the radius |
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