luminous

lu·mi·nous

adjective \ˈlü-mə-nəs\

Definition of LUMINOUS

1

a : emitting or reflecting usually steady, suffused, or glowing light

b : of or relating to light or to luminous flux

2

: bathed in or exposed to steady light <luminous with sunlight>

3

: clear, enlightening

4

: shining, illustrious <a luminous film star> <a luminous performance>

— lu·mi·nous·ly adverb

— lu·mi·nous·ness noun

Examples of LUMINOUS

1. I saw the cat's luminous eyes in my car's headlights.
2. a watch with a luminous dial
3. The room was luminous with sunlight.

Origin of LUMINOUS

Middle English, from Latin luminosus, from lumin-, lumen

First Known Use: 15th century

Related to LUMINOUS

Synonyms

beaming, bedazzling, brilliant, candescent, clear, dazzling, effulgent, fulgent, glowing, incandescent, lambent, lucent, lucid, bright, lustrous, radiant, refulgent, sheeny, shining, shiny, splendid

Antonyms

dim, dull, lackluster, unbright, unbrilliant

Related Words

ablaze, ardent, blazing, burning, combusting, fiery, flaming, red-hot; agleam, aglitter, blinding, coruscant, flaring, flashing, flickering, gemmy, glancing, glaring, gleaming, glimmering, glinting, glistening, glistering, glittering, scintillant, scintillating, shimmering, shimmery, sparkling, sunny, twinkling, winking; burnished, polished, shined; superbright, ultrabright

Near Antonyms

blackened, dark, darkened, darkish, darkling, darksome, dimmed, dusky, gloomy, lightless, murky, obscure, obscured, pitch-black, pitch-dark, somber (or sombre), sunless, tenebrous, unlit; cloudy, shadowlike, shadowy, shady; gray (also grey), leaden, pale, palish

See Synonym Discussion at bright

Rhymes with LUMINOUS

numinous

lu·mi·nous

adjective \ˈlü-mə-nəs\   (Medical Dictionary)

Medical Definition of LUMINOUS

1

: emitting or reflecting usually steady, suffused, or glowing light

2

: of or relating to light or to luminous flux