adrenergic

[ ad-ruh-nur-jik ]
/ ˌæd rəˈnɜr dʒɪk /

adjective

of or like epinephrine in effect.
releasing epinephrine.
activated by epinephrine or any of various substances having epinephrinelike activity.

noun

a drug or other agent having an epinephrinelike effect.

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Compare cholinergic.

Origin of adrenergic

First recorded in 1930–35; adren- + -ergic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for adrenergic

adrenergic
/ (ˌædrəˈnɜːdʒɪk) /

adjective

releasing or activated by adrenaline or an adrenaline-like substance

Word Origin for adrenergic

C20: adrenaline + Greek ergon work
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 adrenergic

adrenergic
[ ăd′rə-nûrjĭk ]

adj.

Activated by or capable of releasing epinephrine or an epinephrinelike substance, especially in the sympathetic nervous system.
Having physiological effects similar to those of epinephrine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for adrenergic

adrenergic
[ ăd′rə-nûrjĭk ]

Relating to a neuron or axon that is activated by or capable of releasing epinephrine or an epinephrine-like substance when a nerve impulse passes. The nerve endings of the sympathetic nervous system are adrenergic.
Having physiological effects similar to those of epinephrine, as certain drugs.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.