Definition of rotavirus in English:
 rotavirus
noun ˈrəʊtəˌvʌɪrəsˈrōdəˌvīrəs
Medicine Any of a group of RNA viruses, some of which cause acute enteritis in humans.
 Example sentencesExamples
-  Astroviruses, meanwhile, are a leading cause of gastrointestinal infections, second only to rotaviruses as a cause of childhood diarrhea.
 -  In recent years, the existence of different types of human rotaviruses has been demonstrated by immunological assays and gel electrophoretic analysis of viral RNA.
 -  He is investing as much as $300 million to test a vaccine against rotavirus, a highly infectious parasite that can cause deadly gastroenteritis.
 -  Gastroenteritis is caused mainly by viruses, such as the rotaviruses commonly found in infected shellfish.
 -  Symptomatic human rotaviruses were detected in 57 of 352 specimens by RNA-PAGE.
 
Origin
  
1970s: modern Latin, from Latin rota 'wheel' + virus.