adj. 1. Activated by or capable of liberating acetylcholine, especially in the parasympathetic nervous system. 2. Having physiological effects similar to those of acetylcholine: a cholinergic agent or drug. [(ACETYL)CHOLIN(E) + -ERGIC.] cho′li·nergi·cal·ly adv. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.