Checking saved dictionary data and trusted language sources. This will stop automatically if a source does not respond.
/stəˈɹeɪ.diən/ · 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.
Use steradian when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Steradian means (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.
Common synonyms include sr.
The opposite depends on the specific sense.
Use steradian where its definition matches the intended context.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.