Thesaurus.com
Dictionary.com
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.

The number of applications for parking spots at Great Smoky Mountains National Park during the annual eight-night firefly viewing period.

From The Wall Street Journal • Jun. 5, 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

When I looked up again, Cate’s startlingly blond hair was weaving in and out of the trees, glowing under the drizzly clouds like a firefly.

From "The Darkest Minds" by Alexandra Bracken




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "firefly" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com