oncogene oncin • oncograph · · · Info · Definitions · Synonyms · Characters · · oncogene · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) a gene that disposes normal cells to change into cancerous tumor cells. Synonyms: transforming gene. · · Noun Definition 1 Synonyms · · · transforming gene · · Synonym 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F