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Noun: firefly  'fI(-u)r,flI
  1. Tropical American click beetle having bright luminous spots
    - fire beetle, Pyrophorus noctiluca
     
  2. Nocturnal beetle common in warm regions having luminescent abdominal organs
    - lightning bug [N. Amer]

Derived forms: fireflies

Type of: beetle, elater, elaterid, elaterid beetle

Part of: family Lampyridae, genus Pyrophorus, Lampyridae, Pyrophorus

Encyclopedia: Firefly

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firefighter
firefighting
firefly
fireguard
firehouse
fireless
firelight
firelighter
firelit
firelock
fireman
fireman's ax
fireman's axe