from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of various enzymes in the blood and in certain tissues that catalyze the hydrolysis of acetylcholine.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid.
from the GNU version of the Collaborative International Dictionary of English
- n. an enzyme which exists in nerve cells and hydrolyses acetylcholine into choline and acetic acid.
acetylcholine + esterase (Wiktionary)