WordReference Random House Unabridged Dictionary of American English © 2025
ro•ta•vi•rus
(rō′tə vī′rəs),USA pronunciation n., pl. -rus•es.
- Microbiologya double-stranded RNA virus of the genus Rotavirus, family Reoviridae, that is a major cause of infant diarrhea.
- Latin
rota wheel + virus - 1974