antivirus

noun

UK /ˌæn.tiˈvaɪə.rəs/

US /ˌæn.tiˈvaɪ.rəs/

Antivirus is a computer program that keeps bad software from hurting your computer.

I installed antivirus on my laptop to keep it safe from viruses.

SYNONYMS

security software malware protection virus scanner anti-malware

RELATED WORDS

firewall virus malware computer security software

OTHER MEANINGS

2. A medicine or treatment that fights viruses in the body.

The doctor gave her an antivirus medicine to help her get better.

3. Acting against or opposing viruses.

The lab developed an antivirus spray for the hospital.

4. Software designed to detect and remove malicious programs.

The antivirus found three threats during the scan.