Recent Examples of firefly from the Web
In South Dakota, thousands of fireflies, in the midst of a mating ritual, compete against the bright stars that light up the dark skies of the Badlands.
For the creation researchers used luciferase, the same enzyme that gives fireflies their glow.
In fireflies, luciferase binds to another chemical called luciferin, which causes a reaction that emits light.
Shin Hua Arboretum is a favorite destination for its firefly viewing.
Outside, Teslas and Priuses were making their way along I-80, over the bridge toward Oakland and Berkeley; a few lights from the tankers, trawling the waters past Yerba Buena Island, flickered like fireflies.
Luciferins give fireflies and even bioluminescent underwater creatures their glow.
Imagine a firefly moving from one side of a U.S. quarter to the other side.
Painted arrows and wooden oars, textiles printed with dragonflies and fireflies, and sofas with sleeping bag-like waffle stitching are layered in a palette of blue, green and sunny yellow.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'firefly.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of firefly
FIREFLY Defined for English Language Learners
FIREFLY Defined for Kids
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