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
Camila Pedrosa, Sacramento Bee, 21 Feb. 2025
Existing antiviral medications, such as Tamiflu, have also been effective at treating people infected with bird flu.
—Adrianna Rodriguez, USA TODAY, 19 Feb. 2025
Roxanne Khamsi, The Atlantic, 11 Mar. 2025
The cancelations included nine grants that were part of a multidisciplinary research program that was developing COVID-19 antivirals, especially those that could be delivered to outpatients, as well as other drugs targeting viruses that could cause a pandemic in the future.
—Michael T. Nietzel, Forbes.com, 27 Mar. 2025
See All Example Sentences for antiviral
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Adjective
While no antiviral flu treatments were available over the counter as of Thursday, there are medications and treatments that can help reduce common symptoms.
—Camila Pedrosa, Sacramento Bee, 21 Feb. 2025
Existing antiviral medications, such as Tamiflu, have also been effective at treating people infected with bird flu.
—Adrianna Rodriguez, USA TODAY, 19 Feb. 2025
Noun
On top of that, researchers had come up with an arsenal of lifesaving antibiotics and antivirals.
—Roxanne Khamsi, The Atlantic, 11 Mar. 2025
The cancelations included nine grants that were part of a multidisciplinary research program that was developing COVID-19 antivirals, especially those that could be delivered to outpatients, as well as other drugs targeting viruses that could cause a pandemic in the future.
—Michael T. Nietzel, Forbes.com, 27 Mar. 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 29 May. 2025.
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