RNA tumor viruses

RNA tu·mor vi·rus·es

RNA viruses of the family Retroviridae that cause tumors.

RNA tu·mor vi·rus·es

(tū'mŏr vī'rŭs-ĕz)
Viruses of the subfamily Oncovirinae.
References in periodicals archive ?
Phenotypic mixing between vesicular stomatitis virus and avian RNA tumor viruses.