STERADIAN

Pronunciation (US):

(GB):

 Dictionary entry overview: What does steradian mean? 

• STERADIAN (noun)
  The noun STERADIAN has 1 sense:

1. the unit of solid angle adopted under the Systeme International d'Unites

  Familiarity information: STERADIAN used as a noun is very rare.

 Dictionary entry details 

• STERADIAN (noun)

Sense 1

Meaning:

The unit of solid angle adopted under the Systeme International d'Unites

Classified under:

Nouns denoting quantities and units of measure

Synonyms:

sr; steradian

Hypernyms ("steradian" is a kind of...):

angular unit (a unit of measurement for angles)

Holonyms ("steradian" is a part of...):

sphere (a three-dimensional closed surface such that every point on the surface is equidistant from the center)

 Context examples 

It is the luminous intensity in a given direction of a small monochromatic light source at 540 terahertz emitting 1/683 watt per steradian in that direction.

(Candela, NCI Thesaurus)