(nonstandard) To send or infect an electronic device with a computer virus.

A submicroscopic, non-cellular structure consisting of a core of DNA or RNA surrounded by a protein coat, that requires a living host cell to replicate, and often causes disease in the host organism; such agents are often classed as nonliving infectious particles and less often as microorganisms.

Any of a group of viruses whose nucleic acid is composed of DNA

Any of several virus strains in genus Norovirus that cause acute gastrointestinal infection. / The disease caused by the virus.

(virology, pleonastic) Synonym of HIV (“human immunodeficiency virus”)

a virus, of genus Respirovirus, found in mice but is not pathogenic for humans; it has the ability to generate heterokaryons by fusing cells

Any of many viruses that possess ribonucleic acid as their genetic material and do not replicate using DNA

Alternative spelling of antivirus

(virology) Any virus with more than 300,000 base pairs in its genome (genomic nucleic acid coding).

A human double-stranded DNA virus of the species JC polyomavirus, causing progressive multifocal leukoencephalopathy and other diseases in immunodeficient patients.