mutant gene mutant • mutarotate · · · Info · Definitions · Characters · · mutant gene · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a gene that has changed so that the normal transmission and expression of a trait is affected. Synonyms: mutant gene. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 m latin small letter m U+006D n latin small letter n U+006E t latin small letter t U+0074 u latin small letter u U+0075