antivirus: meaning, definition, pronunciation and examples

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UK/ˈæntiˌvaɪrəs/US/ˈæntiˌvaɪrəs/ | /ˈæntaɪˌvaɪrəs/

Technical, but common in general use due to widespread computer ownership.

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Quick answer

What does “antivirus” mean?

A program designed to detect, prevent, and remove malicious software (malware) from a computer system.

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Pronunciation

Definition

Meaning and Definition

A program designed to detect, prevent, and remove malicious software (malware) from a computer system.

Anything intended to counter or protect against a harmful or malicious influence, extending metaphorically to other fields (e.g., social, biological).

Dialectal Variation

British vs American Usage

Differences

No significant lexical differences. Spelling of related terms may differ (e.g., 'licence/license').

Connotations

Identical connotations in both dialects.

Frequency

Equally common in both dialects.

Grammar

How to Use “antivirus” in a Sentence

install/run/update an antivirusprotect (something) with antivirusscan (something) for viruses with antivirus

Vocabulary

Collocations

strong
antivirus softwareantivirus programantivirus protectionrun antivirusinstall antivirus
medium
update your antivirusreputable antivirusantivirus scanantivirus companyantivirus solution
weak
powerful antivirusreliable antivirusfree antivirusantivirus warningdisable antivirus

Examples

Examples of “antivirus” in a Sentence

verb

British English

  • The IT team will antivirus the new servers before deployment. (Note: Extremely rare/non-standard use.)

American English

  • (No standard verb use; 'scan' or 'protect' are used instead.)

adverb

British English

  • (No standard adverbial form.)

American English

  • (No standard adverbial form.)

adjective

British English

  • Make sure your antivirus definitions are up to date.
  • We need a robust antivirus solution.

American English

  • The antivirus scan detected a threat.
  • It's important to have antivirus protection enabled.

Usage

Meaning in Context

Business

Critical for IT security policies and compliance; often refers to enterprise-level solutions.

Academic

Used in computer science, cybersecurity, and information technology discourses.

Everyday

Commonly discussed in the context of personal computer and smartphone maintenance.

Technical

Specifies heuristic analysis, real-time protection, signature definitions, and sandboxing features.

Vocabulary

Synonyms of “antivirus”

Strong

AVantimalware

Neutral

security softwaremalware protection

Vocabulary

Antonyms of “antivirus”

Watch out

Common Mistakes When Using “antivirus”

  • Using it as a plural countable noun incorrectly (e.g., 'I have two antiviruses' is non-standard; prefer 'two antivirus programs').
  • Misspelling as 'anti-virus' (hyphenated form is dated).

FAQ

Frequently Asked Questions

It is generally treated as uncountable when referring to the concept or software category (e.g., 'I need antivirus'). It becomes countable when referring to specific programs or brands (e.g., 'Several antiviruses were tested'), though 'antivirus programs' is more common.

Traditionally, 'antivirus' targeted classic viruses and worms. 'Antimalware' is a broader term encompassing all malware, including newer threats like ransomware and spyware. In modern marketing, the terms are often used interchangeably, though 'antimalware' implies a broader scope.

While the risk is different from PCs, security experts recommend using security apps on smartphones, especially for Android devices, to protect against malicious apps, phishing, and theft. These apps often include antivirus-like scanning features.

It is strongly discouraged. Running multiple real-time antivirus programs can cause system conflicts, performance issues, and false positives, as they may identify each other's protective actions as malicious.

A program designed to detect, prevent, and remove malicious software (malware) from a computer system.

Antivirus is usually technical, but common in general use due to widespread computer ownership. in register.

Antivirus: in British English it is pronounced /ˈæntiˌvaɪrəs/, and in American English it is pronounced /ˈæntiˌvaɪrəs/ | /ˈæntaɪˌvaɪrəs/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • The best antivirus is common sense.

Learning

Memory Aids

Mnemonic

Think 'ANTI-VIRUS' = software that is *against* (anti) computer *viruses*.

Conceptual Metaphor

COMPUTER SECURITY IS MEDICINE / IMMUNITY (e.g., 'infection', 'clean', 'quarantine', 'immunize', 'vaccinate').

Practice

Quiz

Fill in the gap
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Multiple Choice

What is the primary function of antivirus software?