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
Recent Examples on the Web
New Atlas, 25 Oct. 2025
There are also antiviral treatments available for some infected people.
—Caroline Neal, Louisville Courier Journal, 21 Oct. 2025
Hannah Millington, MSNBC Newsweek, 14 Oct. 2025
Antibiotics are part of a wider group of medicines called antimicrobials, which also include antivirals, antifungals and antiparasitics.
—Melissa Rudy, FOXNews.com, 14 Oct. 2025
See All Example Sentences for antiviral
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Adjective
Cardamom tea alone won’t replace vaccines or antiviral medicines.
—New Atlas, 25 Oct. 2025
There are also antiviral treatments available for some infected people.
—Caroline Neal, Louisville Courier Journal, 21 Oct. 2025
Noun
Antimicrobials include antibiotics, antivirals, antifungals, and antiparasitics—all used to prevent and treat infectious disease.
—Hannah Millington, MSNBC Newsweek, 14 Oct. 2025
Antibiotics are part of a wider group of medicines called antimicrobials, which also include antivirals, antifungals and antiparasitics.
—Melissa Rudy, FOXNews.com, 14 Oct. 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 31 Oct. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share