mosquito
1 Americannoun
plural
mosquitoes, mosquitos-
any of numerous dipterous insects of the family Culicidae, the females of which suck the blood of animals and humans, some species transmitting certain diseases, as malaria and yellow fever.
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Military. Mosquito, a twin-engined, two-seat British fighter and bomber of World War II, made largely of plywood and having a top speed of 380 miles per hour (610 km/h).
noun
plural
Mosquitos,plural
Mosquitonoun
Other Word Forms
- mosquitoey adjective
Etymology
Origin of mosquito
First recorded in 1575–85; from Spanish, equivalent to mosc(a) “fly” (from Latin musca ) + -ito diminutive suffix
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.
This research offers the first detailed visualization of mosquito flight behavior and provides measurable data that could improve trapping and control methods.
From Science Daily • Mar. 22, 2026
The team also launched an interactive public website that lets users explore mosquito movement and behavior.
From Science Daily • Mar. 22, 2026
My body was covered in a handful of enlarged mosquito bites, many of them already open gashes from my relentless itching.
From Salon • Mar. 21, 2026
Southern California’s mosquito season typically begins in early May, with the insect’s activity tapering off around October.
From Los Angeles Times • Feb. 27, 2026
He heard a mosquito buzz in his ear.
From "Healer of the Water Monster" by Brian Young
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.