poly·​oma·​vi·​rus | \ ˌpä-lē-ˈō-mə-ˌvī-rəs How to pronounce polyomavirus (audio) \

Definition of polyomavirus

: any virus of a family (Polyomaviridae and especially genus Polyomavirus) of double-stranded DNA viruses that induce tumors in specific mammals

Examples of polyomavirus in a Sentence

Recent Examples on the Web Twarock’s tilings therefore applied to a wider range of viruses, including the polyomaviruses and papillomaviruses that had evaded Caspar and Klug’s classification. Quanta Magazine, 19 July 2017 The lab extracted and sequenced the genetic material in the sample, intending to look for an organism called JC polyomavirus that is a research interest of one of the team members. National Geographic, 8 Dec. 2016

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

First Known Use of polyomavirus

1958, in the meaning defined above

History and Etymology for polyomavirus

New Latin polyoma, from poly- + -oma

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The first known use of polyomavirus was in 1958

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Cite this Entry

“Polyomavirus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyomavirus. Accessed 20 Oct. 2021.

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poly·​oma·​vi·​rus | \ ˌpäl-ē-ˈō-mə- \

Medical Definition of polyomavirus

1 capitalized : a genus of double-stranded DNA viruses (family Polyomaviridae) that contain a single molecule of DNA, have a capsid composed of 72 capsomers, and induce tumors usually in specific mammals and that include simian virus 40 and the causative agent of progressive multifocal leukoencephalopathy
2 : any of the genus Polyomavirus of double-stranded DNA viruses

More from Merriam-Webster on polyomavirus

Britannica.com: Encyclopedia article about polyomavirus


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