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cold light

noun

cold light

noun
1

Biology, Natural sciences, Physical sciences, Physics A light emitted from a source that does not produce significant heat.

  • The centuries-old mystery of the cold light produced by the Firefly and the Glow-Worm is still partially a riddle.1961, Jean-Henri Fabre, Edwin Way Teale (contributor), The Insect World of J. Henri Fabre in the Translation of Alexander Teixeira de Mattos, page 313:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.