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firefly
(faɪəʳflaɪ) also fire fly
Word forms: plural fireflies
countable noun
A firefly is a type of beetle that produces light from its body.
firefly in British English
(ˈfaɪəˌflaɪ)
nounWord forms: plural -flies
1.
any nocturnal beetle of the family Lampyridae, common in warm and tropical regions, having luminescent abdominal organs
See also glow-worm2.
any tropical American click beetle of the genus Pyrophorus, esp P. noctiluca, that have luminescent thoracic organs
firefly in American English
(ˈfaɪrˌflaɪ)
nounWord forms: plural ˈfireˌflies
any of a family (Lampyridae) of winged beetles, active at night, whose abdomens usually glow with a luminescent light
see also glowwormImage offirefly
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