Lu"mi*nous (?), a. [L. luminosus, fr. lumen light: cf. F. lumineux. See Luminary, Illuminate.]
Shining; emitting or reflecting light; brilliant; bright; as, the is a luminous body; a luminous color.
Fire burneth wood, making it . . . luminous.
The mountains lift . . . their lofty and luminous heads.
Illuminated; full of light; bright; as, many candles made the room luminous.
Up the staircase moved a luminous space in the darkness.
Enlightened; intelligent; also, clear; intelligible; as, a luminous mind.
. " A luminous
Luminous paint, a paint made up with some phosphorescent substance, as sulphide of calcium, which after exposure to a strong light is luminous in the dark for a time.
Syn. -- Lucid; clear; shining; perspicuous.
-- Lu"mi*nous*ly, adv. -- Lu"mi*nous*ness, n.
© Webster 1913.