Meaning ofvirusin English

Noun

1. a submicroscopic structure with DNA/RNA; protein coat
2. malware spreading via networks; damaging systems
3. non-cellular particle causing host disease
   The doctor explained that the virus was highly contagious.
4. an infectious agent causing disease
   A computer virus damaged the company's database.
5. a malicious entity spreading between people
   The rumor about the new policy spread like a virus through social media.