1. Emitting light, especially emitting self-generated light. 2. Full of light; illuminated. See synonyms at bright. 3a. Easily comprehended; clear: luminous prose.b. Enlightened and intelligent; inspiring: luminous ideas.
ETYMOLOGY:
Middle English, from Old French lumineux, from Latin lminsus, from lmen, lmin-, light. See leuk- in Appendix I.
l
m
-n
min
sus, from l
