: any of various small usually biting dipteran flies

Examples of gnat in a Sentence

Recent Examples on the Web
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Health inspectors reported an abundance of gnats flying around the dry-storage and food-equipment closet areas. Shambhavi Rimal, Fort Worth Star-Telegram, 14 July 2026 While the lights themselves aren’t drawing in spiders, the moths, gnats, mosquitoes, and mayflies bobbing around the lights do. Karen Brewer Grossman, Southern Living, 9 July 2026 From gnats in the kitchen to moldy produce, check out the latest restaurant inspections across the metro. Taylor O'Connor, Kansas City Star, 2 July 2026 Yard gnat infestations typically increase in the spring and summer due to warmer weather and drying water sources. Emily Hayes, Martha Stewart, 12 June 2026 See All Example Sentences for gnat

Word History

Etymology

Middle English, from Old English gnætt; akin to Old English gnagan to gnaw

First Known Use

before the 12th century, in the meaning defined above

Time Traveler
The first known use of gnat was before the 12th century

Cite this Entry

“Gnat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gnat. Accessed 17 Jul. 2026.

Kids Definition

: any of various small usually biting two-winged flies

Medical Definition

: any of various small usually biting dipteran flies (as a midge or blackfly)

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