pentamethylenetetrazol pentamethylenediamine • pentametrist · · · Info · Definitions · Synonyms · Characters · · pentamethylenetetrazol · · Text Latin · · Script 22 · · Length 9 · · Syllables Definitions · · · (noun) a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark. Synonyms: pentylenetetrazol, Metrazol. · · Noun Definition 1 Synonyms · · · pentylenetetrazol · · Synonym 1 metrazol · · Synonym 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 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 z latin small letter z U+007A