Definition of rotavirus
: any of a genus (Rotavirus) of reoviruses that have a three-layered protein capsid with no outer lipid envelope when mature and that include one (species Rotavirus A) causing epidemics of severe and sometimes fatal diarrhea in infants and young children
Origin of rotavirus
New Latin, from Latin rota wheel + New Latin virus
First Known Use: 1974
Medical Definition of rotavirus
1 capitalized : a genus (Rotavirus) of double-stranded RNA viruses of the family Reoviridae that have a virion with a three-layered protein capsid, no lipid envelope, and a core of 11 discrete segments of double-stranded RNA and that include one (species Rotavirus A) causing epidemics of severe and sometimes fatal diarrhea in infants and young children worldwide
2: any virus of the genus Rotavirus
Learn More about rotavirus
Medical Dictionary: Definition of "rotavirus"
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