Home › Words › R › rubivirusrubivirusrubivirus · noun — any member of the genus Rubivirus; a rubella virus.Definition from Wiktionary (CC BY-SA 3.0).Among words judged in Lexicurio's Arena, rubivirus ranks #31,994 of 43,042 for Qualifying.EtymologyFrom the genus name.nounAny member of the genus Rubivirus; a rubella virus.Definitions & examples from Wiktionary (CC BY-SA 3.0).