beta blocker

or beta-blocker

noun Pharmacology.

any of various substances that interfere with the action of the beta receptors: used primarily to reduce the heart rate or force in the prevention, management, or treatment of angina, hypertension, or arrythmias.

Compare alpha blocker.

Origin of beta blocker

First recorded in 1975–80

OTHER WORDS FROM beta blocker

beta-blocking, adjective

Words nearby beta blocker

beta-adrenergic, beta-adrenergic blocking agent, beta-adrenergic receptor, beta-agonist, beta-amyloid protein, beta blocker, beta brass, Betacam, beta carotene, beta cell, betacism

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for beta blocker

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 beta blocker

beta-blocker

noun

any of a class of drugs, such as propranolol, that inhibit the activity of the nerves that are stimulated by adrenaline; they therefore decrease the contraction and speed of the heart: used in the treatment of high blood pressure and angina pectoris

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

Medical definitions for beta blocker

beta-blocker

n.

A drug that opposes the excitatory effects of norepinephrine released from sympathetic nerve endings at beta-adrenergic receptors and is used for the treatment of angina, hypertension, arrhythmia, and migraine.beta-adrenergic blocking agent

Scientific definitions for beta blocker

beta-blocker

[ bā′tə-blŏk′ər ]

A drug that blocks the excitatory effects of epinephrine on the cardiovascular system by binding to cell-surface receptors (called beta-receptors). Beta-blockers are used to treat high blood pressure, angina, and certain abnormal heart rhythms.

单词	beta blocker
释义	beta blocker or beta-blocker noun Pharmacology. any of various substances that interfere with the action of the beta receptors: used primarily to reduce the heart rate or force in the prevention, management, or treatment of angina, hypertension, or arrythmias. Compare alpha blocker. Origin of beta blocker First recorded in 1975–80 OTHER WORDS FROM beta blocker beta-blocking, adjective Words nearby beta blocker beta-adrenergic, beta-adrenergic blocking agent, beta-adrenergic receptor, beta-agonist, beta-amyloid protein, beta blocker, beta brass, Betacam, beta carotene, beta cell, betacism Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for beta blocker 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 beta blocker beta-blocker noun any of a class of drugs, such as propranolol, that inhibit the activity of the nerves that are stimulated by adrenaline; they therefore decrease the contraction and speed of the heart: used in the treatment of high blood pressure and angina pectoris 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 Medical definitions for beta blocker beta-blocker n. A drug that opposes the excitatory effects of norepinephrine released from sympathetic nerve endings at beta-adrenergic receptors and is used for the treatment of angina, hypertension, arrhythmia, and migraine.beta-adrenergic blocking agent The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for beta blocker beta-blocker [ bā′tə-blŏk′ər ] A drug that blocks the excitatory effects of epinephrine on the cardiovascular system by binding to cell-surface receptors (called beta-receptors). Beta-blockers are used to treat high blood pressure, angina, and certain abnormal heart rhythms. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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