cholinesterase definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
an enzyme which hydrolyzes a choline ester; esp., acetylcholine, which converts to choline and acetic acid, thus canceling a nerve impulse transmission
Origin: ; from choline plush esterase
cholinesterase definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
An enzyme found primarily at nerve endings that catalyzes the hydrolysis of acetylcholine into acetic acid and choline.
Origin: cholin(e) + esterase.
cholinesterase - Medical Definition
An enzyme that catalyzes the hydrolysis of choline esters chiefly at nerve terminals, where it hydrolyzes and inactivates acetylcholine. Also called acetylcholinesterase.