A Word A Day : Luminous

Saturday, 18th August 2007 : Today's Word is...


( Adjective )

Pronunciation : (lu'mi-nes)

1. Emitting light, especially emitting self-generated light

2. Full of light

3. Easily comprehended

4. Giving off or reflecting light readily or in large amounts


Middle English, from Old French lumineux, from Latin lūminōsus, from lūmen, lūmin-, light.


1. Illuminated

2. Intelligent

3. Enlightened

4. Brilliant

5. Incandescent

6. Lustrous

7. Radiant

8. Refulgent

9. Shiny

10. Lucent


1. unintelligible

2. vague

3. Unclear

4. Obscure

5. Gloomy

6. Dark

Contextual Example:

• The moon was a luminous disk in the cloudy nighttime sky.

• The snow on the ground appeared eerily luminous at night. It seemed to glow.

• The dial on my watch is luminous. It casts a green glow in the dark.

Related Words:

Luminousness : Noun

Luminously : Adverb

Luminosity : Noun

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