slow virus


Definition of slow virus

: any of various infectious agents now usually considered to be prions that have a long incubation period between infection and the clinical appearance of the associated disease — compare prion disease

First Known Use of slow virus

1954, in the meaning defined above

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The first known use of slow virus was in 1954

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Cite this Entry

“Slow virus.” Dictionary, Merriam-Webster, Accessed 26 Oct. 2021.

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slow virus


Medical Definition of slow virus

: any of various viruses (as a lentivirus) or prions having a long incubation period between infection and the clinical appearance of the slowly progressive serious or fatal disease (as scrapie, Creutzfeldt-Jakob disease, or AIDS) associated with it

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