virus

• Nom désignant un agent infectieux microscopique qui ne se reproduit qu'à l'intérieur des cellules vivantes d'un organisme, ou un logiciel informatique conçu pour se propager et se multiplier.

A noun referring to a microscopic infectious agent that replicates only inside the living cells of an organism, or a computer program designed to replicate and spread.

1. Biological virusB1formalmedical

   A microscopic infectious agent that replicates only inside the living cells of organisms, causing diseases.

   virus biologique

   • The doctor explained how the virus spreads between people.
   • Scientists are studying a new strain of the virus.
   • Vaccines help prevent infection from dangerous viruses.

2. Computer virusA2informalIT

   A type of malicious software program that can infect computers, replicate itself, and cause damage.

   virus informatique

   • My laptop got infected by a virus from an email attachment.
   • The antivirus software blocked the virus before it could spread.
   • Computer viruses can slow down your system significantly.

   Synonymesbugtrojanworm