HIV-2

noun
\ ˌāch-ˌī-ˈvē-ˈtü How to pronounce HIV-2 (audio) \

Definition of HIV-2

: a lentivirus (species Human immunodeficiency virus 2) that causes AIDS especially in western Africa, is closely related in structure to SIV of monkeys, and is less virulent than HIV-1

First Known Use of HIV-2

1986, in the meaning defined above

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HIV-1

HIV-2

hive

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Cite this Entry

“HIV-2.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/HIV-2. Accessed 16 Oct. 2021.

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More Definitions for HIV-2

HIV-2

noun
\ -ˈtü How to pronounce HIV-2 (audio) \

Medical Definition of HIV-2

: a retrovirus of the genus Lentivirus (species Human immunodeficiency virus 2) that causes AIDS especially in West Africa, that is closely related in structure to SIV of monkeys and may have crossed over to humans, and that is less virulent and has a longer incubation period than HIV-1

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