of or like epinephrine in effect.
releasing epinephrine.
activated by epinephrine or any of various substances having epinephrinelike activity.
a drug or other agent having an epinephrinelike effect.
Compare cholinergic.

1930–35; adren- + -ergic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
adrenergic (ˌædrəˈnɜːdʒɪk)
releasing or activated by adrenaline or an adrenaline-like substance
[C20: adrenaline + Greek ergon work]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

adrenergic ad·re·ner·gic (ād'rə-nûr'jĭk)

  1. Of or relating to nerve cells or fibers of the autonomic nervous system that release the neurotransmitter norepinephrine.

  2. Of or relating to drugs that mimic the effects of the sympathetic nervous system.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
adrenergic   (ād'rə-nûr'jĭk)  Pronunciation Key 
  1. 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.

  2. Having physiological effects similar to those of epinephrine, as certain drugs.

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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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