Main Entry: pro·pran·o·lol

Pronunciation: \prō-ˈpran-ə-ˌlȯl, -ˌlōl\

Function: noun

: a beta-blocker used in the form of its hydrochloride C₁₆H₂₁NO₂·HCl especially in the treatment of hypertension, cardiac arrhythmias, and angina pectoris and in the prevention of migraine headache—called also propanolol; see inderal