Search Result for "photosphere": 
Wordnet 3.0

NOUN (1)

1. the intensely luminous surface of a star (especially the sun); 



The Collaborative International Dictionary of English v.0.48:

Photosphere \Pho"to*sphere\, n. [Photo- + sphere.]
   A sphere of light; esp., the luminous envelope of the sun.
   [1913 Webster]


WordNet (r) 3.0 (2006):

photosphere
    n 1: the intensely luminous surface of a star (especially the
         sun)