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SIV

noun
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\ ˌes-ˌī-ˈvē How to pronounce SIV (audio) \

Definition of SIV

: a lentivirus (species Simian immunodeficiency virus) that causes a disease in monkeys similar to AIDS and that is closely related to HIV-2

First Known Use of SIV

1987, in the meaning defined above

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Cite this Entry

“SIV.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/SIV. Accessed 18 May. 2022.

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More Definitions for SIV

SIV

noun
\ ˌes-ˌī-ˈvē How to pronounce SIV (audio) \

Medical Definition of SIV

: a retrovirus of the genus Lentivirus (species Simian immunodeficiency virus) that causes a disease in monkeys similar to AIDS and that is closely related to HIV-2 of humans

— called also simian immunodeficiency virus

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