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Definitions

firefly

[fahyuhr-flahy] / ˈfaɪərˌflaɪ /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

America’s most-visited national park is home to 19 different firefly species.

From The Wall Street Journal • Jun. 3, 2026

The Photinus carolinus species of firefly has just a few weeks every summer to flash their bioluminescent lights and mate.

From The Wall Street Journal • Jun. 3, 2026

And then a single firefly flies out over the house, which is lovely.

From Los Angeles Times • Mar. 27, 2025

“It takes the light coming from the firefly and bends it and amplifies it so we can see it in glorious detail,” he told BBC News.

From BBC • Dec. 11, 2024

A few minutes later, I saw the receding glow of the minister’s lantern like a distant firefly in the black night.

From "The Evolution of Calpurnia Tate" by Jacqueline Kelly




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