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Pronunciation: to'ga-vir'i-de

Definition: A family of viruses that includes two genera: Alphavirus, which includes eastern equine encephalitis, western equine encephalitis, and Venezuelan equine encephalitis virus, and Rubivirus, the rubella virus. Virions are 70 nm in diameter, enveloped, and ether sensitive; the capsid is of icosahedral symmetry, containing single-stranded positive sense RNA.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.