pro·pran·o·lol (prō-prăn'ə-lôl', -lōl', -lŏl')
n.
A drug, C₁₆H₂₁NO₂, that blocks beta-adrenergic activity, used to treat hypertension, angina pectoris, and cardiac arrhythmia and to prevent migraine headaches.

[PRO(PYL) + PR(OP)ANOL (PROPAN(E) + -OL¹) + -OL¹.]

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The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.

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