anti-virus
adjective[before noun]
ITuk/ˌæntiˈvaɪərəs/us/ˌæntaɪ-/(abbreviationAV)(alsoantiviral)
protectingagainstcomputerviruses:
Updateyouranti-virussoftwareregularly.
ananti-virusprogram/tool/utility
anti-virusprotection
involvedin theproductionofproductsthatprotectagainstcomputerviruses:
Anti-viruscompanieshave beentrackingthevirus.