propranolol
/prəʊˈprænəlɒl/noun
mass noun
1- Medicine a synthetic compound which acts as a beta blocker and is used mainly in the treatment of cardiac arrhythmia【医】普萘洛尔, 心得安, 萘心安（主治心律不齐）。
1.1
- Chemical formula: C16H21NO2.化学分子式： C16H21NO2.
词源
1960s: from pro（pyl）+pr（op）anol,with the reduplication of -ol.