papaverine
/pəˈpeɪvəriːn/noun
mass noun
1- Chemistry a compound present in opium used medicinally to alleviate muscle spasm and asthma【化】罂粟硷。
1.1
- An alkaloid; chem. formula: C20H21NO4.一种生物碱; 化学分子式：C20H21NO4.
词源
mid 19th cent.: from Latin papaver 'poppy' + -INE4.