Definition of rotavirus in English:



  • Any of a group of RNA viruses, some of which cause acute enteritis in humans.

    • ‘In recent years, the existence of different types of human rotaviruses has been demonstrated by immunological assays and gel electrophoretic analysis of viral RNA.’
    • ‘Symptomatic human rotaviruses were detected in 57 of 352 specimens by RNA-PAGE.’
    • ‘Gastroenteritis is caused mainly by viruses, such as the rotaviruses commonly found in infected shellfish.’
    • ‘Astroviruses, meanwhile, are a leading cause of gastrointestinal infections, second only to rotaviruses as a cause of childhood diarrhea.’
    • ‘He is investing as much as $300 million to test a vaccine against rotavirus, a highly infectious parasite that can cause deadly gastroenteritis.’


1970s modern Latin, from Latin rota ‘wheel’ + virus.