Virus may refer to:
- Virus, in biology, is a parasitic agent that is smaller than a bacterium and that can only reproduce after infecting a host cell
- Computer virus, in computer science, is typically a malicious computer program that can travel from computer to computer
- A viral idea, or meme, is a concept or theory that is passed from one person to another, often mutating along the way (usually "viral", rather than "virus")
- Viral phenomena, objects or patterns that behave like biological viruses
- Virus (computer game), a computer game by David Braben
For the disputed plural forms of the word virus, see Plural of virus.
Music
- Virus (Argentine band), a pop rock group from Argentina
- Virus (German band), a rock group from Germany
- Virus (Russian band), a pop rock group from Russia
- The Virus, a punk band from the United States
- Access Virus, a line of analog modeling synthesizers manufactured by German company Access Music
- "Virus", Psychedelic metal band from Norway, featuring members of Aura Noir, Beyond Dawn, and Audiopain.
- "Virus", the name of the lead guitarist of Dope
- "Virus", a song by Iron Maiden
- Virus, an album by the death metal band Hypocrisy
Motion pictures
Anime
Literature
Virus | Вирус (пояснение) | Virus (Begriffsklärung) | Virus (homonymie) | Virus | Vírus | Virus | Вирус (значения) | Virus (định hướng)