lu·mi·nary /ˈluməˌnɛri/
 發光體,權威者,著名的知識分子


 Lu·mi·na·ry n.; pl. Luminaries
 1. Any body that gives light, especially one of the heavenly bodies. “ Radiant luminary.”
 Where the great luminary . . .
 Dispenses light from far.   --Milton.
 2. One who illustrates any subject, or enlightens mankind; as, Newton was a distinguished luminary.

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 luminary
      n : a celebrity who is an inspiration to others; "he was host to
          a large gathering of luminaries" [syn: leading light, {guiding
          light, notable, notability]