These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cholinesterase.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
1: an enzyme that occurs chiefly at neuromuscular junctions and promotes the hydrolysis of acetylcholine at postsynaptic receptors : acetylcholinesteraseThe acetylcholine released by cholinergic fibers is rapidly decomposed by the action of cholinesterase.— John W. Hole, Human Anatomy & Physiology, 1981As a cholinesterase inhibitor, it increases parasympathetic nervous system activity.— T. A. Farley et. al., The Journal of the American Medical Association, 2 June 1999