firefly |
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| 1. | [ noun ] (zoology) tropical American click beetle having bright luminous spots | |
| Synonyms: | Pyrophorus_noctiluca fire_beetle | |
| Related terms: | elaterid_beetle Pyrophorus | |
| 2. | [ noun ] (zoology) nocturnal beetle common in warm regions having luminescent abdominal organs | |
| Synonyms: | lightning_bug | |
| Related terms: | beetle glowworm Lampyridae | |
| Similar spelling: |
fireplug fireplace fireball |
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