9 Grammatical Pitfalls


[floo-res-uh nt, flaw-, floh-] /flʊˈrɛs ənt, flɔ-, floʊ-/
possessing the property of fluorescence; exhibiting fluorescence.
strikingly bright, vivid, or glowing:
plastic toys in fluorescent colors.
a lighting fixture that utilizes a fluorescent lamp.
Origin of fluorescent
1850-55; fluor- + -escent
Related forms
nonfluorescent, adjective
unfluorescent, adjective
Can be confused
fluorescent, fluoridation, fluoride. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for fluorescent
  • For efficiency, compact fluorescent lamps are an admirable replacement for regular light bulbs.
  • He then places the seedlings under fluorescent lights upstairs in what he calls his pumpkin room.
  • As the mouse thinks, the fluorescent proteins spread out along neural pathways.
  • And even basic incandescent lights are inefficient compared with halogen or fluorescent lights.
  • Luminescent and fluorescent bulbs might be more virtuous, but they shone more dully, and poets loved them less.
  • Here the coral is bathed in fluorescent light, which accounts for the glowing, blue fringes.
  • These elegant tangles of fluorescent actin bundles won the popular vote for the best microscopic photo of the year.
  • There are other less-than-glowing reviews of fluorescent bulbs.
  • The researchers attached another fluorescent protein to the spider genes to make the silk itself glow green.
  • No more, though: the drab fluorescent tube has been rehabilitated.
British Dictionary definitions for fluorescent


exhibiting or having the property of fluorescence
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for fluorescent

1853, from fluor- + -escent (see fluorescence). The fluorescent electric lamp patent was applied for in 1896 by U.S. inventor Thomas A. Edison, but such lights were rare before 1938.

Online Etymology Dictionary, © 2010 Douglas Harper
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