D defs.my
Entry 1 sense Webster, 1913

Bioluminescence

/(bī"ō̇*lo͞o`mĭ*nĕs"ens)/ · Bi·o·lu·mi·nes·cence · IPA /ˌbaɪ̯oʊ̯ˌluməˈnɛsəns/
01 n. a type of luminescence produced by biological or biochemical processes, such as a glowworm glow or the action of luciferase on luciferin. …
  1. 1.
    a type of luminescence produced by biological or biochemical processes, such as a glowworm glow or the action of luciferase on luciferin. A well-known example is that of firefly luminescence. See also luciferin. See: luminescence, firefly luminescence, luciferin