Kata bahasa Indonesia
English word
HYPHEN
WORDNET DICTIONARY
OXFORD DICTIONARY
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WORDNET DICTIONARY
Noun steradian has 1 sense
- steradian(n = noun.quantity) sr - the unit of solid angle adopted under the Systeme International d'Unites; is a kind of angular unit
is a part of sphere
OXFORD DICTIONARY
steradian, n. the SI unit of solid angle, equal to the angle at the centre of a sphere subtended by a part of the surface equal in area to the square of the radius.
Usage
Abbr.: sr.
Etymology
Gk stereos solid + RADIAN