norepinephrine no-rent land • norethandrolone · · · Info · Definitions · Synonyms · Characters · · norepinephrine · · Text Latin · · Script 14 · · Length 5 · · Syllables Definitions · · · (noun) a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses. Synonyms: noradrenaline. · · Noun Definition 1 Synonyms · · · noradrenaline · · Synonym 1 Characters · · e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072