an·​ti·​re·​tro·​vi·​ral ˌan-tē-ˈre-trō-ˌvī-rəl How to pronounce antiretroviral (audio)
: acting, used, or effective against retroviruses
antiretroviral drugs
antiretroviral therapy
antiretroviral noun

Examples of antiretroviral in a Sentence

Recent Examples on the Web In addition, The Global Fund helped 24.5 million HIV patients access antiretroviral drugs and 6.7 million people gain treatment for TB in the same year. Molly Peck, USA TODAY, 12 May 2024 In 2022, nearly 30 years after the advent of combination antiretroviral therapy, more than nine million of the 39 million people living with H.I.V. worldwide were not receiving treatment. Apoorva Mandavilli, New York Times, 17 Apr. 2024 See all Example Sentences for antiretroviral 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'antiretroviral.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1979, in the meaning defined above

Time Traveler
The first known use of antiretroviral was in 1979

Dictionary Entries Near antiretroviral

Cite this Entry

“Antiretroviral.” Dictionary, Merriam-Webster, Accessed 29 May. 2024.

Medical Definition


1 of 2 adjective
an·​ti·​ret·​ro·​vi·​ral -ˈre-trō-ˌvī-rəl How to pronounce antiretroviral (audio)
variants also anti-retroviral
: acting, used, or effective against retroviruses
All four drugs, which inhibit HIV protease and thus interfere with viral maturation and replication, are the most potent antiretroviral agents available to treat patients with HIV disease.The Journal of the American Medical Association
antiretroviral therapy
see highly active antiretroviral therapy


2 of 2 noun
variants also anti-retroviral
: an agent effective against retroviruses
Current anti-HIV drugs, or antiretrovirals, bind to specific HIV enzymes and impede their activity.Douglas D. Richman, Scientific American
Last Updated: - Updated example sentences
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