an·ti·vi·ral
ˌan-tē-ˈvī-rəl 
ˌan-tī-
: an antiviral agent and especially a drug
antivirals used in treating influenza
Examples of antiviral in a Sentence
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Liyam Chitayat, Foreign Affairs, 28 Aug. 2025
These proteins are primarily responsible for broad-spectrum antiviral protection.
—Pranjal Malewar, New Atlas, 27 Aug. 2025
Nicole Blanchard, Idaho Statesman, 5 Sep. 2025
Sometimes, people develop resistance to the antivirals, and in rare cases experience kidney or liver complications or failure.
—Jia H. Jung, Mercury News, 1 Sep. 2025
See All Example Sentences for antiviral
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Adjective
Even more concerning, conventional antibiotics and antiviral treatments would likely be ineffective against mirror pathogens since these drugs target specific molecular structures that would be reversed in mirror life.
—Liyam Chitayat, Foreign Affairs, 28 Aug. 2025
These proteins are primarily responsible for broad-spectrum antiviral protection.
—Pranjal Malewar, New Atlas, 27 Aug. 2025
Noun
Sean has gone to the clinic, a simple tan and brown building tucked a short drive down Franklin Street off of Eagle Road, for the antivirals for a year.
—Nicole Blanchard, Idaho Statesman, 5 Sep. 2025
Sometimes, people develop resistance to the antivirals, and in rare cases experience kidney or liver complications or failure.
—Jia H. Jung, Mercury News, 1 Sep. 2025
See All Example Sentences for antiviral
Cite this Entry
“Antiviral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antiviral. Accessed 15 Sep. 2025.
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