Capable of producing tumors in animals, either benign (non-cancerous) or malignant (cancerous). [9]
Synonym for oncogenous ... Causing, inducing, or being suitable for the formation and development of a neoplasm. ... Synonym: oncogenic. ... (05 Mar 2000) ... 
(ong″ko-jen´ik) giving rise to tumors or causing tumor formation; said especially of tumor-inducing viruses.
Tending to cause tumours (not necessarily cancers) in tissue.
Type: Term Pronunciation: ong′kō-jen′ik Synonyms: oncogenous
oncogenic 1. Tending to cause or give rise to tumors. 2. Causing or tending to cause the formation and development of tumors.