Definition of "acetylcholinesterase" [acetylcholinesterase]

• Any of various enzymes in the blood and in certain tissues that catalyze the hydrolysis of acetylcholine. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Amniotic fluid acetylcholinesterase is found in gastroschisis but not omphalocele."
• "I can tell you how an enzyme called acetylcholinesterase works but I can't tell you how to properly use present participles."
• "Researches also show that Epimedium can inhibit an enzyme called acetylcholinesterase"