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firefly

play
noun fire·fly \-ˌflī\

Simple Definition of firefly

  • : a small flying insect that produces a soft light

Source: Merriam-Webster's Learner's Dictionary

Full Definition of firefly

  1. :  any of various winged nocturnal beetles (especially family Lampyridae) that produce a bright soft intermittent light by oxidation of luciferin especially for courtship purposes

Illustration of firefly

1658

First Known Use of firefly

1658


FIREFLY Defined for Kids

firefly

play
noun fire·fly \ˈfīr-ˌflī\

Definition of firefly for Students

plural

fireflies

  1. :  a small beetle producing a soft light





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