[proh-pran-uh-lawl, -lol]

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

Contemporary Examples of propranolol

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

    The Daily Beast logo
    How to Erase Your Memories

    Casey Schwartz

    November 7, 2008

British Dictionary definitions for propranolol



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

propranolol in Medicine


[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.