• 6 serogroups described; group A occurs in mammals and birds; group B in humans, pigs, cattle, sheep and rats; group C in pigs and rarely humans; groups D and F in poultry; and group E in pigs.
  CRISP Thesaurus
  National Institutes of Health, 2006
• A genus of double stranded RNA viruses that carry 11 unique double helix molecules of RNA that encode one or two proteins each. The RNA is surrounded by a three-layered icosahedral protein capsid. Viral particles are up to 76.5 nm in diameter and are not enveloped.
  NCI Thesaurus
  U.S. National Cancer Institute, 2021
• A genus of REOVIRIDAE, causing acute gastroenteritis in BIRDS and MAMMALS, including humans. Transmission is horizontal and by environmental contamination. Seven species (Rotaviruses A thru G) are recognized.
  NLM Medical Subject Headings
  U.S. National Library of Medicine, 2021
• Any viral organism that can be assigned to the genus Rotavirus.
  CDISC Terminology
  Clinical Data Interchange Standards Consortium (CDISC), 2021
• Rotavirus is one of several viruses known to cause gastroenteritis. The rotavirus genome consists of 11 segments of double-stranded RNA enclosed in a double-shelled capsid.
  Medscape
  WebMD, 2019
• Rotavirus is a very contagious virus that causes diarrhea. It's the most common cause of diarrhea in infants and children worldwide, resulting in over 215,000 deaths annually. Before the development of a vaccine, most children in the United States had been infected with the virus at least once by age 5.
  Mayo Clinic
  Mayo Foundation for Medical Education and Research