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Any of various nocturnal beetles of the family Lampyridae, characteristically having bioluminescent organs in the tip of the abdomen that produce a flashing light. Also called lightning bug.
n, pl -flies
1. (Animals) any nocturnal beetle of the family Lampyridae, common in warm and tropical regions, having luminescent abdominal organs. See also glow-worm
2. (Animals) any tropical American click beetle of the genus Pyrophorus, esp P. noctiluca, that have luminescent thoracic organs
n., pl. -flies.
any nocturnal beetle of the family Lampyridae having a light-producing organ at the rear of the abdomen. Also called lightning bug. Compare glowworm.
Any of various beetles that are active at night and produce a flashing light in the abdomen. The flash is produced by a chemical reaction and enables males and females to find each other for mating.
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|Noun||1.||firefly - tropical American click beetle having bright luminous spots|
|2.||firefly - nocturnal beetle common in warm regions having luminescent abdominal organs|
beetle - insect having biting mouthparts and front wings modified to form horny covers overlying the membranous rear wings
glowworm - the luminous larva or wingless grub-like female of a firefly