Added 10 October 2026
bioluminescence
/ˌbaɪ̯oʊ̯ˌluməˈnɛsəns/ noun
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about bioluminescence at Wordnik → Where our words come from →
- Luminescence produced by physiological processes (as in the firefly).