Definitions

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

  • abbr. Physics lumen

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Symbol for the lumen, the SI unit of luminous flux.
  • n. A Roman numeral representing nine hundred and fifty (950).

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

  • n. a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions

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