Meaning of the word virus in English

What does virus mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

virus

US /ˈvaɪ.rəs/

UK /ˈvaɪə.rəs/

Noun

an infective agent that typically consists of a nucleic acid molecule in a protein coat, is too small to be seen by light microscopy, and is able to multiply only within the living cells of a host.

Example:

•

The common cold is caused by a virus.

•

Scientists are working to develop a vaccine against the new virus.

Synonym:

pathogen germ microbe

a piece of code that is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data.

Example:

•

My computer was infected with a malicious virus.

•

Always use antivirus software to protect against computer viruses.

Synonym:

malware worm trojan

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Related Word:

anti-virus program West Nile virus