virus

US /ˈvaɪ.rəs/
UK /ˈvaɪ.rəs/
"virus" picture
1.

virus

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.

:
The common cold is caused by a virus.
Il raffreddore comune è causato da un virus.
Scientists are working to develop a vaccine against the new virus.
Gli scienziati stanno lavorando per sviluppare un vaccino contro il nuovo virus.
2.

virus informatico, virus

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

:
My computer was infected with a malicious virus.
Il mio computer è stato infettato da un virus dannoso.
Always use antivirus software to protect against computer viruses.
Usa sempre un software antivirus per proteggerti dai virus informatici.