epiphenomenon epiphenomenalist • epiphloedal · · · Info · Definitions · Characters · · epiphenomenon · · Text Latin · · Script 13 · · Length 6 · · Syllables Definitions · · · (noun) a secondary phenomenon that is a by-product of another phenomenon. · · Noun Definition 1 Characters · · e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070