monoamine monoamide • monoamine neurotransmitter · · · Info · Definitions · Characters · · monoamine · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) a molecule containing one amine group (especially one that is a neurotransmitter). · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 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