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Medical Dictionary

cholinesterase

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noun cho·lin·es·ter·ase \ˌkō-lə-ˈnes-tə-ˌrās, -ˌrāz\

Medical Definition of cholinesterase

  1. 1:  an enzyme that occurs chiefly at neuromuscular junctions and promotes the hydrolysis of acetylcholine at postsynaptic receptors :  acetylcholinesterase <The acetylcholine released by cholinergic fibers is rapidly decomposed by the action of cholinesterase.—John W. Hole, Human Anatomy & Physiology, 1981> <As a cholinesterase inhibitor, it increases parasympathetic nervous system activity.—T. A. Farley et. al., The Journal of the American Medical Association, 2 June 1999>

  2. 2:  butyrylcholinesterase




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