noun · neutral

virus

UK/ˈvaɪ.rəs/US/ˈvaɪrəs/VI·rus

Band 4-5speakingtask2

a malicious program that infects computers or devices to damage data or steal information

Examples

The computer contracted a virus after downloading an unknown file.

Antivirus software can detect and remove many types of virus.

Many users lose data because they don't back up before the virus attacks.

Band 8 sentence

After the recent breach, the IT team found a sophisticated virus had been stealing credentials for months.

Collocations

  • computer virus
  • contract/catch a virus
  • remove/scan for viruses

Word family

virus nounviruses noun (plural)viral adjectiveantivirus noun/adjective

Common mistakes

Many virus infected my computer.Many viruses infected my computer.

My computer was infected by virus.My computer was infected by a virus.

Say it for a higher band

5bug6malware7+virus

Synonyms

malware

trojan

Easily confused

bug

The software crashed because of a bug in the latest update.

malware

The company's systems were hit by malware that encrypted their files.

Related words

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In Technology & Internet

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