: any of a genus (Drosophila) of fruit flies used in genetic research

Examples of drosophila in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Spotted wing drosophila can be a pest; the best control is to keep your beds clean. — oregonlive, 7 Apr. 2020 Spotted wing drosophila can be a pest; the best control is good sanitation. — Kym Pokorny, OregonLive.com, 8 May 2018 In the abdomens of male drosophila lie brain cells which produce a pleasure protein called neuropeptide corazonin, which triggers the release of sperm and seminal fluid. — Melissa Healy, latimes.com, 19 Apr. 2018 And drosophila are poor fliers, rarely commuting between kipukas. — Elyse Butler, Smithsonian, 29 Apr. 2017

Word History

Etymology

New Latin, genus name, from Greek drosos dew + New Latin -phila, feminine of -philus -phil

First Known Use

circa 1829, in the meaning defined above

Time Traveler
The first known use of drosophila was circa 1829

Browse Nearby Words

Cite this Entry

“Drosophila.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/drosophila. Accessed 30 Sep. 2026.

Kids Definition

drosophila

noun
: any of a genus of fruit flies used especially in genetics research

Medical Definition

drosophila

noun
1
capitalized : a genus of small dipteran flies that include many (as D. melanogaster) extensively used in genetic research
2
: any fly of the genus Drosophila
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