viral

[vahy-ruh l] /ˈvaɪ rəl/
adjective
1.
of, pertaining to, or caused by a virus.
2.
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 e-mails:
"a clever viral ad."
3.
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."
4.
pertaining to a computer virus.
Idioms
5.
go viral, to spread rapidly via the Internet, e-mail, or other media:
"Footage of the candidate's off-color remarks went viral within minutes."
Origin
1935–40; vir(us) + -al1
Related forms
antiviral, adjective
Can be confused
viral, virile.
Example Sentences for antiviral
Advances including better nutrition, antiviral medications and vaccines are preventing the rapid spread of the illness.
But many anticancer and antiviral drugs are toxic to marrow.
Surveillance systems and antiviral treatments will help contain a disease, but they cannot halt it the way a vaccine could.
One way to slow its spread is to treat infected birds with amantadine, an antiviral drug meant for humans.
Better vaccines and antiviral drugs, they argue, would be vital to protect people if an outbreak were to occur.
In the meantime, there are antiviral medicines for treatment of the symptoms, provided the condition is caught early enough.
The antiviral era is upon us, with an array of virus-fighting drugs on the market and in development.
But stimulating their sparse natural production remains a hurdle in developing an antiviral therapy.
Because the antiviral effect of the chimaera lasts only about a week, patients would need to have regular injections.
The antiviral immune response, however, is not yet on par with that seen in humans.
British Dictionary definitions for antiviral
antiviral (ˌæntɪˈvaɪrəl)
 
adj
1.  inhibiting the growth of viruses
 
n
2.  any antiviral drug: used to treat diseases caused by viruses, such as herpes infections and AIDS

viral (ˈvaɪrəl)
 
adj
of, relating to, or caused by a virus

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin and History for antiviral
viral
"of the nature of, or caused by, a virus," 1948, see virus.
Online Etymology Dictionary, © 2010 Douglas Harper
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antiviral in Medicine

antiviral an·ti·vi·ral (ān'tē-vī'rəl, ān'tī-)
adj.
Destroying or inhibiting the growth and reproduction of viruses.


an'ti·vi'ral n.

viral vi·ral (vī'rəl)
adj.
Of, relating to, or caused by a virus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Tile value for antiviral

12
15
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