Dictionary.com

antiviral

[ an-tahy-vahy-ruhl, an-tee- ]
/ ˌæn taɪˈvaɪ rəl, ˌæn ti- /
Save This Word!

adjective
Medicine/Medical, Pharmacology.
  1. (of a drug or therapy) developed to effectively treat an infection caused by a virus.
  2. of or relating to a substance used to prevent or treat a viral infection:Raw garlic has been found to have antiviral properties.
Computers. (of software) programmed to detect, neutralize, and remove computer viruses.
noun
Medicine/Medical, Pharmacology. an antiviral drug, other substance, or therapy.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of antiviral

First recorded in 1925–30; anti- + viral
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use antiviral in a sentence

British Dictionary definitions for antiviral

antiviral
/ (ˌæntɪˈvaɪrəl) /

adjective
inhibiting the growth of viruses
noun
any antiviral drug: used to treat diseases caused by viruses, such as herpes infections and AIDS
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
FEEDBACK