[ mik-suh-vahy-ruh s, mik-suh-vahy- ]
/ ˈmɪk səˌvaɪ rəs, ˌmɪk səˈvaɪ- /

noun, plural myx·o·vi·rus·es.

any of a group of medium-sized, RNA-containing viruses having a helical envelope, infectious to humans and other animals and a cause of influenza.
Compare paramyxovirus.

Origin of myxovirus

From New Latin, dating back to 1950–55; see origin at myxo-, virus Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for myxovirus

/ (ˈmɪksəʊˌvaɪərəs) /


any of a group of viruses that cause influenza, mumps, and certain other diseases
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for myxovirus

[ mĭksə-vī′rəs ]


Formerly, any of a group of RNA-containing viruses with an affinity for mucins, now included in the families of Orthomyxoviridae and Paramyxoviridae. These viruses include the influenza virus, parainfluenza virus, respiratory syncytial virus, and measles virus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.