EXAMPLES | WORD ORIGIN | IDIOMS adjective of, relating to, or caused by a virus. pertaining to or involving the spreading of information and opinions about a product or service from person to person, especially on the Internet or in emails: a clever viral ad. See also viral marketing. becoming very popular by circulating quickly from person to person, especially through the Internet: the most memorable viral videos; This book is already viral two weeks before its official publication date. Idioms go viral, to spread rapidly via the Internet, email, or other media: Footage of the candidate's off-color remarks went viral within minutes. Origin of viral
First recorded in
-al 1 Related forms an·ti·vi·ral, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for antiviral Contemporary Examples of antiviral Historical Examples of antiviral British Dictionary definitions for antiviral adjective inhibiting the growth of viruses noun any antiviral drug: used to treat diseases caused by viruses, such as herpes infections and AIDS adjective of, relating to, or caused by a virus (of a video, image, story, etc) spread quickly and widely among internet users via social networking sites, e-mail, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for antiviral adj.
"of the nature of, or caused by, a virus," 1948, see
Online Etymology Dictionary, © 2010 Douglas Harper
antiviral [ăn′tē-vī ′rəl, ăn′tī-] adj. Destroying or inhibiting the growth and reproduction of viruses. Related forms an′ti•vi ′ral n. adj. Of, relating to, or caused by a virus.
The American Heritage® Stedman's Medical Dictionary
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