from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The visible outer layer of a star, especially of the sun.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A visible surface layer of a star, and especially that of a sun.

from the GNU version of the Collaborative International Dictionary of English

  • n. A sphere of light; esp., the luminous envelope of the sun.

from The Century Dictionary and Cyclopedia

  • n. An envelop of light; specifically, the luminous envelop, supposed to consist of incandescent matter, surrounding the sun.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the intensely luminous surface of a star (especially the sun)


photo- + -sphere (Wiktionary)



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