[pa.pav.er.ine] n [ISV, fr. L papaver poppy] (1857): a crystalline alkaloid that is found in opium and is used chiefly as an antispasmodic for its ability to relax smooth muscle
PAPAVERINE
Meaning of PAPAVERINE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012