virus
US /ˈvaɪ.rəs/
UK /ˈvaɪ.rəs/
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.
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The common cold is caused by a virus.
Il raffreddore comune è causato da un virus.
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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.
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My computer was infected with a malicious virus.
Il mio computer è stato infettato da un virus dannoso.
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Always use antivirus software to protect against computer viruses.
Usa sempre un software antivirus per proteggerti dai virus informatici.