Etymology

luminescence

lu·min·es·cence
L1U1M3I1N1E1S1C3E1N1C3E1

Today it means: Any emission of light that cannot be attributed merely to the temperature of the emitting body. Full definition →

Latin lumen ← Proto-Italic *louksmən ← Proto-Indo-European *léwksmn̥
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The story

  1. Proto-Indo-European*lewk-
  2. Proto-Indo-European*léwksmn̥
  3. Proto-Italic*louksmən
  4. Latinlumen
  5. English todayluminescence

From Latin lumen + English -escence.

Etymology from Wiktionary, CC BY-SA 4.0.