Word:

Luminescence

Lu`mi`nes´cence
n.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.
2.(Zool.) The faculty or power of producing light by biological processes, as in the firefly and glowworm. Also called bioluminescence.
Noun1.luminescence - light not due to incandescence; occurs at low temperatures
2.luminescence - light from nonthermal sources
Synonyms: glow
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
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Lumbric
Lumbrical
Lumbriciform
Lumbricoid
Lumbricus
lumbus
Lumen
Luminal
luminance
luminance unit
Luminant
Luminary
Luminate
Lumination
Lumine
luminesce
-- Luminescence --
Luminescent
Luminiferous
luminism
Luminosity
Luminous
luminous energy
luminous flux
luminous flux unit
luminous intensity unit
Luminous paint
luminousness
lumma
Lummox
Lump
lump sugar
lump sum
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