Associations to the word «Steradian»

Wiktionary

STERADIAN, noun. (geometry) In the International System of Units, the derived unit of solid angle; the solid angle subtended at the centre of a sphere of radius r by a portion of the surface of the sphere that has area r2. Symbol: sr

Dictionary definition

STERADIAN, noun. The unit of solid angle adopted under the Systeme International d'Unites.

Wise words

Think twice before you speak, because your words and influence will plant the seed of either success or failure in the mind of another.
Napoleon Hill