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

Examples of SIV in a Sentence

Recent Examples on the Web
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For reactive skin, microbiome-supportive formulas like SIV Biome Support Serum or Biojuve Living Biome Essentials Duo can help to bolster skin resiliency from the bacterial level. Jessica Ourisman, Forbes, 18 Jan. 2025 Sullivan said his nonprofit has identified more than 100 people who were killed by the ruling militant group and were either SIV applicants or were likely eligible for the visa program. Rebecca Santana, San Diego Union-Tribune, 14 Mar. 2024

Word History

First Known Use

1987, in the meaning defined above

Time Traveler
The first known use of SIV was in 1987

Dictionary Entries Near SIV

Cite this Entry

“SIV.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/SIV. Accessed 19 Feb. 2025.

Medical Definition

: 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

Last Updated: - Updated example sentences
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