fluorescence


fluorescence
fluorescence [flo͞o΄ə res′əns]
n.
[< FLUOR(SPAR) + -ESCENCE]
1. the property of a substance, such as fluorite, of producing light while it is being acted upon by ultraviolet rays, X-rays, or other forms of radiant energy
2. the production of such light
3. light so produced

English World dictionary. . 2014.