mosquito

noun

mos·​qui·​to mə-ˈskē-(ˌ)tō How to pronounce mosquito (audio)
plural mosquitoes also mosquitos
: any of a family (Culicidae) of dipteran flies with females that have a set of slender organs in the proboscis adapted to puncture the skin of animals and to suck their blood and that are in some cases vectors of serious diseases
mosquitoey adjective

Illustration of mosquito

Illustration of mosquito

Examples of mosquito in a Sentence

Recent Examples on the Web Dengue fever is a viral infection transmitted to humans through the bite of infected mosquitoes, according to the World Health Organization. Chad Murphy, The Enquirer, 27 Mar. 2024 These are the 10 most common for March Extra tip for bird baths Replace the water in baths frequently to prevent mosquitoes, algae and bacteria. Karl Schneider, The Indianapolis Star, 20 Mar. 2024 See all Example Sentences for mosquito 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'mosquito.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Spanish, diminutive of mosca fly, from Latin musca — more at midge

First Known Use

1572, in the meaning defined above

Time Traveler
The first known use of mosquito was in 1572

Dictionary Entries Near mosquito

Cite this Entry

“Mosquito.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mosquito. Accessed 4 May. 2024.

Kids Definition

mosquito

noun
mos·​qui·​to mə-ˈskēt-ō How to pronounce mosquito (audio)
plural mosquitoes also mosquitos
: any of numerous two-winged flies of which the females have a needlelike structure of the mouth region adapted to puncture the skin and suck the blood of animals
mosquitoey adjective
Etymology

from Spanish mosquito "mosquito," literally "little fly," from mosca "fly"

Medical Definition

mosquito

noun
mos·​qui·​to mə-ˈskēt-(ˌ)ō, -ə(-w) How to pronounce mosquito (audio)
plural mosquitoes also mosquitos
: any of numerous dipteran flies of the family Culicidae that have a rather narrow abdomen, usually a long slender rigid proboscis, and narrow wings with a fringe of scales on the margin and usually on each side of the wing veins, that have in the male broad feathery antennae and mouthparts not fitted for piercing and in the female slender antennae and a set of needlelike organs in the proboscis with which they puncture the skin of animals to suck the blood, that lay their eggs on the surface of stagnant water, that include many species which pass through several generations in the course of a year and hibernate as adults or winter in the egg state, and that include some species which are the only vectors of certain diseases see aedes, anopheles, culex

More from Merriam-Webster on mosquito

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