acetylcholinesterase: Meaning and Definition of

a•ce•tyl•cho•lin•es•ter•ase

Pronunciation: (u-sēt"l-kō"lu-nes'tu-rās", -rāz", u-set"-, as"i-tl-), [key]
— n. Biochem.
  1. an enzyme that hydrolyzes the neurotransmitter acetylcholine: its action is blocked by nerve gases and certain drugs.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.