luminescent
[ loo-muh-nes-uhnt ]
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Part of Speechadjective
Origin + Etymology
1884; Germancoined by German physicist Eilhard Wiedemann (1852-1928) from Latin lumen (genitive luminis) "light" (from suffixed form of PIE root *leuk- "light, brightness")
Synonyms
  • bright
  • luminous
  • radiant
Antonyms
  • dull
  • obscured
  • unshiny
Definition
emitting light that is not caused by incandescence and that occurs at a temperature below that of incandescent bodies:
Example
The stained glass windows in the foyer were luminescent as the sun went down.
Usage Over Time
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