[ proh-pran-uh-lawl, -lol ]
/ proʊˈpræn əˌlɔl, -ˌlɒl /

noun Pharmacology.

a beta-blocking drug, C16H21NO2, used in the treatment of hypertension, angina pectoris, and cardiac arrhythmias.

Origin of propranolol

1960–65; pro(pyl) + pr(op)anol + -ol1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for propranolol

  • Their work has focused on Propranolol, a beta-blocker that has been on the market for several years to treat hypertension.

    How to Erase Your Memories|Casey Schwartz|November 7, 2008|DAILY BEAST

British Dictionary definitions for propranolol


/ (prəʊˈprænəˌlɒl) /


a drug used in the treatment of angina pectoris, arrhythmia, hypertension, and some forms of tremor. Formula: C 16 H 21 NO 2

Word Origin for propranolol

C20: from pro (pyl) + pr (op) anol (from propane + -ol) + -ol
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for propranolol


[ prō-prănə-lôl′, -lōl′ ]


A beta-blocker used to treat hypertension, angina pectoris, and cardiac arrhythmia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.