Medical Dictionary

proto–oncogene

noun pro·to–on·co·gene \ˌprōt-ō-ˈäŋ-kə-ˌjēn\

Medical Definition of PROTO-ONCOGENE

:  a gene having the potential for change into an active oncogene

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears