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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. emission of radiance in all directions

from the GNU version of the Collaborative International Dictionary of English

  • n. Emission of radiance.

from The Century Dictionary and Cyclopedia

  • n. Emission of rays or beams, as of light; emission by or as if by rays; radiation.


Sorry, no etymologies found.



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