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fungus gnat

American  

noun

  1. any of several mosquitolike insects of the family Mycetophilidae, the larvae of which feed on fungi or decaying vegetation.


Etymology

Origin of fungus gnat

First recorded in 1880–85

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.

See Examples For:

The scans revealed three insects: a fungus gnat, a black fly, and an ancient ant.

From Science Daily Jun. 4, 2026

The life cycle of the fungus gnat is 18 days from egg to egg.

From Seattle Times Jan. 10, 2023

When I have a particularly bad fungus gnat infestation around my plants, I turn to sticky traps to capture the dozens of bugs flying around.

From Salon May 9, 2022

Mosquito bits are little pellets that contain a bacteria that’s toxic to fungus gnat and mosquito larvae.

From Los Angeles Times Jul. 14, 2021

A glowworm, aka fungus gnat larva, hangs its anterior from the ceiling while its arse glows magnificently, surrounded by its diaphanous snares.

From Scientific American May 21, 2012

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