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

  • intransitive v. To undergo, produce, or show fluorescence.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To emit electromagnetic radiation, especially visible light, when absorbing radiation of some other wavelength.
  • v. to be very bright, easy to see, dayglo.

from The Century Dictionary and Cyclopedia

  • To exhibit the phenomena of fluorescence; be or become fluorescent.

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

  • v. exhibit or undergo fluorescence


Back-formation from fluorescence.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Back-formation from fluorescence. (Wiktionary)



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