\ ˈfāj How to pronounce phage (audio) also ˈfäzh How to pronounce phage (audio) \

Definition of phage

 (Entry 1 of 2)

Definition of -phage (Entry 2 of 2)

: virus or cell that destroys cells bacteriophage microphage

Examples of phage in a Sentence

Recent Examples on the Web: Noun Researchers are also developing premixed phage cocktails for some of the more common superbug strains. Claudia Wallis, Scientific American, "The Virtuous Side of Viruses," 26 May 2020 The effort that is furthest along, however, relies on a phage enzyme called a lysin rather than on whole phages. Claudia Wallis, Scientific American, "The Virtuous Side of Viruses," 26 May 2020 These huge phages have other strange characteristics. Ed Yong, The Atlantic, "A Huge Discovery in the World of Viruses," 20 Feb. 2020 Strathdee identified Patterson’s eventual savior, a class of viruses called phages that attack bacteria. San Diego Union-Tribune, "UCSD’s Center for Novel Therapeutics brings cancer researchers, industry, together," 20 Sep. 2019 Researchers have uncovered dozens of other systems that bacteria use to rebuff phage invasions. Quanta Magazine, "Biodiversity Alters Strategies of Bacterial Evolution," 6 Jan. 2020 Viruses known as phages can kill specific bacteria. Jon Cohen, Science | AAAS, "Microbe that got man drunk could help explain common liver disease," 19 Sep. 2019 When resources were plentiful, bacteria grew more densely and phage epidemics became more frequent. Quanta Magazine, "Biodiversity Alters Strategies of Bacterial Evolution," 6 Jan. 2020 Strathdee’s tweet on Nov. 7, 2017, galvanized the far-flung community of phage researchers. Diane Shader Smith, STAT, "My daughter is gone but her legacy lives on through her writing and phage therapy," 13 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'phage.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of phage


1925, in the meaning defined above

History and Etymology for phage


by shortening

Noun combining form

Greek -phagos one that eats, from -phagos -phagous

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Time Traveler for phage

Time Traveler

The first known use of phage was in 1925

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Statistics for phage

Last Updated

3 Jul 2020

Cite this Entry

“Phage.” Dictionary, Merriam-Webster, Accessed 5 Jul. 2020.

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More Definitions for phage


\ ˈfāj also ˈfäzh \

Medical Definition of phage

More from Merriam-Webster on phage

Rhyming Dictionary: Words that rhyme with phage Encyclopedia article about phage

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