Meaning of electroluminescence

e•lec•tro•lu•mi•nes•cence

Pronunciation: (i-lek"trō-l"mu-nes'uns), [key]
— n.
  1. luminescence produced by the activation of a dielectric phosphor by an alternating current.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.