The definition of luminescent is something or someone that glows or emits light.
(adjective)A lamp that emits bright light is an example of something that would be described as luminescent.
See luminescent in Webster's New World College Dictionary
adjective
Origin: < L lumen, light + -escent
See luminescent in American Heritage Dictionary 4
adjective
Origin:
Origin: Latin lūmen, lūmin-, light; see lumen
Origin: + -escent
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