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
The patient tested positive for the flu after being hospitalized August 22, was treated with antiviral medications and has since recovered and returned home. Brenda Goodman, CNN, 12 Sep. 2024 The patient received antiviral medication and has since recovered and gone home, health officials said. Lindsey Leake, Fortune Well, 12 Sep. 2024
Noun
In April, the Texas patient was told to isolate from others and was treated with antivirals. Jamie Ducharme, TIME, 23 May 2024 Vaccines and antivirals are the world’s best hope for bringing this pandemic to an end, and efficiently developing and distributing them will require global cooperation on an unprecedented scale. Jennifer Hillman, Foreign Affairs, 19 May 2020 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 1 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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