Dictionary.com

viral

[ vahy-ruhl ]
/ ˈvaɪ rəl /
Save This Word!

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.
pertaining to a computer virus.

QUIZZES

QUIZ YOURSELF ON PARENTHESES AND BRACKETS APLENTY!

Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!
Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?

Idioms for viral

    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 1935–40; vir(us) + -al1

OTHER WORDS FROM viral

an·ti·vi·ral, adjective

WORDS THAT MAY BE CONFUSED WITH viral

viral , virile
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for viral

British Dictionary definitions for viral

viral
/ (ˈvaɪrəl) /

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 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for viral

viral
[ vīrəl ]

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.
Book Your Online Tutor Now