1. (noun) a software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer

• computer virus

1. (noun) (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein

• infectious agent
• infective agent
• micro-organism
• microorganism

2. (noun) a harmful or corrupting agency

• agency
• delegacy
• representation

3. (noun) a software program capable of reproducing itself and usually capable of causing great harm to files or other programs on the same computer

• malevolent program

1. (noun) (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein

• animal virus
• arborvirus
• arbovirus
• bacteriophage
• phage
• plant virus
• slow virus
• tumor virus
• vector

1. (noun) (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein

• atrophic arthritis
• rheumatism
• rheumatoid arthritis
• inoculant
• inoculum
• virion

1. (noun) (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein

• virology

1. (noun) (virology) ultramicroscopic infectious agent that replicates itself only within cells of living hosts; many are pathogenic; a piece of nucleic acid (DNA or RNA) wrapped in a thin coat of protein

• viral