[koh-luh-nur-jik, kol-uh-]
adjective Biochemistry.
resembling acetylcholine in pharmacological action.
stimulated by or releasing acetylcholine or a related compound.

1930–35; (acetyl)choline + -ergic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
cholinergic (ˌkəʊlɪˈnɜːdʒɪk)
1.  denoting nerve fibres that release acetylcholine when stimulated
2.  of or relating to the type of chemical activity associated with acetylcholine and similar substances
[C20: from (acetyl)cholin(e) + Greek ergon work]

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

cholinergic cho·lin·er·gic (kō'lə-nûr'jĭk)

  1. Relating to nerve cells or fibers that employ acetylcholine as their neurotransmitter.

  2. Relating to an agent that mimics the action of acetylcholine.

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
cholinergic   (kō'lə-nûr'jĭk)  Pronunciation Key 
  1. Relating to a neuron or axon that is activated by or is capable of releasing acetylcholine when a nerve impulse passes. The nerve endings of the parasympathetic nervous system are cholinergic.

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

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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