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[koh-luh-nur-jik, kol-uh-] /ˌkoʊ ləˈnɜr dʒɪk, ˌkɒl ə-/
adjective, Biochemistry
resembling acetylcholine in pharmacological action.
stimulated by or releasing acetylcholine or a related compound.
Origin of cholinergic
1930-35; (acetyl)choline + -ergic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for cholinergic


denoting nerve fibres that release acetylcholine when stimulated
of or relating to the type of chemical activity associated with acetylcholine and similar substances
Word Origin
C20: from (acetyl)cholin(e) + 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
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Word Origin and History for cholinergic

1934, from choline (coined in German, 1862, from Greek khole "bile;" see cholera) + Greek ergon "work" (see urge (v.)) + -ic.

Online Etymology Dictionary, © 2010 Douglas Harper
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cholinergic in Medicine

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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cholinergic in Science
  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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