- anti-virus ˌanti-ˈvirus adjective COMPUTING
• anti-virus software
* * *anti-virus UK US /ˌæntiˈvaɪərəs/ US /ˌæntaɪ-/ adjective [before noun] (ABBREVIATION AV) IT► (also antiviral) protecting against computer viruses: »
Update your anti-virus software regularly.»
an anti-virus program/tool/utility»
anti-virus protection► involved in the production of products that protect against computer viruses: »
Anti-virus companies have been tracking the virus.
Financial and business terms. 2012.