diacetylmorphine diacetylene • diachoretic · · · Info · Definitions · Synonyms · Characters · · diacetylmorphine · · Text Latin · · Script 16 · · Length 6 · · Syllables Definitions · · · (noun) a narcotic that is considered a hard drug; a highly addictive morphine derivative; intravenous injection provides the fastest and most intense rush. Synonyms: heroin. · · Noun Definition 1 Synonyms · · · heroin · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C 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 r latin small letter r U+0072 t latin small letter t U+0074 y latin small letter y U+0079