1. Noun. Any of the genus ''Morbillivirus'' of viruses. ¹
¹ Source: wiktionary.com
Medical Definition of Morbillivirus
1. A genus of the family paramyxoviridae (subfamily paramyxovirinae) where all the virions have haemagglutinin but not neuraminidase activity. All members produce both cytoplasmic and intranuclear inclusion bodies.
Type species is measles virus, other species include canine distemper virus and the related seal virus. Infections mainly cause acute disease in their hosts, although in some cases infection is persistent and leads to degenerative conditions.
(08 Mar 2000)