from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Tending to cause or give rise to tumors: an oncogenic virus.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. tending to cause the formation of tumors
- adj. related to the formation of tumors
Greek onkos, mass, tumor; see oncology + -genic.(American Heritage® Dictionary of the English Language, Fourth Edition)
onco- (“tumor”) + -genic (“producing”) (Wiktionary)