oncovirus
noun
on·co·vi·rus
ˈäŋ-kō-ˌvī-rəs 
: any of the tumor-forming RNA viruses formerly grouped in a subfamily (Oncovirinae) of the family (Retroviridae) of retroviruses but now assigned to various genera throughout the family
Cite this Entry
“Oncovirus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/oncovirus. Accessed 4 Nov. 2025.
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