Search Result for "luminescence": 
Wordnet 3.0

NOUN (2)

1. light not due to incandescence; occurs at low temperatures;

2. light from nonthermal sources;
[syn: luminescence, glow]

The Collaborative International Dictionary of English v.0.48:

Luminescence \Lu`mi*nes"cence\, n. [See Luminescent.] 1. (Physics) Any emission of light not ascribable directly to incandescence, and therefore occurring at low temperatures, as in phosphorescence and fluorescence or other luminous radiation resulting from vital processes, chemical action, friction, solution, or the influence of light or of ultraviolet or cathode rays, etc. [Webster 1913 Suppl.] 2. (Zool.) (a) The faculty or power of producing light by biological processes, as in the firefly and glowworm. Also called bioluminescence. (b) The light produced by biological or biochemical processes. Also called bioluminescence. [Webster 1913 Suppl. +PJC]
WordNet (r) 3.0 (2006):

luminescence n 1: light not due to incandescence; occurs at low temperatures 2: light from nonthermal sources [syn: luminescence, glow]
Moby Thesaurus II by Grady Ward, 1.0:

28 Moby Thesaurus words for "luminescence": autoluminescence, bioluminescence, cathode luminescence, chemicoluminescence, chemiluminescence, corposant, crystalloluminescence, double corposant, electroluminescence, fata morgana, fluorescence, fox fire, ignis fatuus, luciferase, luciferin, luminophor, marshfire, noctiluscence, phosphor, phosphorescence, photoluminescence, radioluminescence, thermoluminescence, tribofluorescence, triboluminescence, tribophosphorescence, wisp, witch fire