Definition of alphavirus in English:

alphavirus

noun

Virology
  • Any member of the genus Alphavirus of antigenically related togaviruses that infect a wide range of mammals, birds, and other vertebrates, are transmitted by mosquitoes (or, rarely, other arthropods), and typically cause either a syndrome of fever, rash, and arthralgia (Old World alphaviruses) or a potentially fatal encephalitis (New World alphaviruses, or equine encephalitis viruses). Also (in form Alphavirus): the genus itself.

Origin

1970s. From alpha + virus; compare earlier name Arbovirus group A.

Pronunciation

alphavirus

/ˈalfəvʌɪrəs/