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 (ŏn′kə-vī′rəs, ŏng′-)
Any of a group of viruses that cause cancers in birds and mammals.

[Greek onkos, mass, tumor; see oncology + virus.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biology) any virus which causes cancer
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈɒŋ kəˌvaɪ rəs)

or on•cor•na•vi•rus

(ɒŋˈkɔr nə-)
n., pl. -rus•es.
any retrovirus of the subfamily Oncovirinae, capable of producing tumors.
[1965–70; onco- (+ RNA) + virus]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Interestingly, several single nucleotide polymorphisms (IL-1[beta] rs1143643, IL-18 rs1834481, NLRP1 rs11651270, and NLRP3 rs10754558) are associated with protection against HPV infection, suggesting the important role of inflammasomes in oncovirus pathogenesis [13].
Besides, four related VL of cattle of a virus of the person are revealed: A T-lymphocytic virus of the person (HTLV-1,2,3,4) belonging to the same sort Oncovirus of S type of Retroviridae family, as VL of cattle (7).
Russell, "Cell cycle requirements for transduction by foamy virus vectors compared to those of oncovirus and lentivirus vectors," Journal of Virology, vol.
Epstein-Barr virus (EBV) is a common human oncovirus and is associated with several human neoplasms, including various subtypes of lymphomas.
EBV is a well-known oncovirus associated with several lymphoproliferative disorders.
Ambas enfermedades causan inmunodepresion en los gatos y como consecuencia pueden aparecer multiples enfermedades asociadas, ademas que por si solas inducen cambios que pueden ocasionar la muerte de los animales, como neoplasias (linfosarcomas) o procesos anemicos asociados al oncovirus de la leucemia viral, o problemas neurologicos ocasionados por la afinidad al sistema nervioso central que tiene el virus de inmunodeficiencia felina (4).
Human T-cell lymphotropic virus I (HTLV-I) is a type C virus of the family Retroviridae, subfamily Oncovirus, which contains double-stranded, enveloped RNA.