Found 2 items, similar to Luminousness.
English → English (WordNet) Definition: luminousness luminousness n : the quality of being luminous; emitting or reflecting light; “its luminosity is measured relative to that of our sun” [syn: luminosity, brightness, brightness level, luminance, light]
English → English (gcide) Definition: Luminousness Luminous \Lu"mi*nous\, a. [L. luminosus, fr. lumen light: cf. F. lumineux. See Luminary, Illuminate.] [1913 Webster] 1. Shining; emitting or reflecting light; brilliant; bright; as, the is a luminous body; a luminous color. [1913 Webster] Fire burneth wood, making it . . . luminous. --Bacon. [1913 Webster] The mountains lift . . . their lofty and luminous heads. --Longfellow. [1913 Webster] 2. Illuminated; full of light; bright; as, many candles made the room luminous. [1913 Webster] Up the staircase moved a luminous space in the darkness. --Longfellow. [1913 Webster] 3. Enlightened; intelligent; also, clear; intelligible; as, a luminous mind. “ Luminous eloquence.” --Macaulay. “ A luminous statement.” --Brougham. [1913 Webster] 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. [1913 Webster] Syn: Lucid; clear; shining; perspicuous. [1913 Webster] -- Lu"mi*nous*ly, adv. -- Lu"mi*nous*ness, n. [1913 Webster]