antiviral

1 of 2

adjective

an·​ti·​vi·​ral ˌan-tē-ˈvī-rəl How to pronounce antiviral (audio)
ˌan-tī-
1
medical : acting, effective, or directed against viruses
an antiviral vaccine/drug
2
: used to protect a computer from viruses : antivirus
antiviral software

antiviral

2 of 2

noun

: an antiviral agent and especially a drug
antivirals used in treating influenza

Examples of antiviral in a Sentence

Recent Examples on the Web
Adjective
Think of them like the Swiss Army knife of antiviral treatments. Jano Costard, Fortune Europe, 16 Oct. 2024 People with acute bronchitis were given 200 milligrams (mg) of cineole three times daily, along with antiviral treatment. Merve Ceylan, Health, 13 Oct. 2024
Noun
But for broad-spectrum antivirals, pull funding mechanisms like advance market commitments (AMCs) could be more effective. Jano Costard, Fortune Europe, 16 Oct. 2024 The National Institutes of Health said Thursday that an antiviral often used to treat mpox did not resolve patients’ symptoms faster than placebo in a randomized trial. Jason Mast, STAT, 15 Aug. 2024 See all Example Sentences for antiviral 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'antiviral.' 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

Adjective

1929, in the meaning defined at sense 1

Noun

1959, in the meaning defined above

Time Traveler
The first known use of antiviral was in 1929

Dictionary Entries Near antiviral

Cite this Entry

“Antiviral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antiviral. Accessed 30 Oct. 2024.

Medical Definition

antiviral

1 of 2 adjective
an·​ti·​vi·​ral -ˈvi-rəl How to pronounce antiviral (audio)
variants also antivirus
: acting, effective, or directed against viruses
antiviral drugs

antiviral

2 of 2 noun
: an antiviral agent and especially a drug
Last Updated: - Updated example sentences
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