Share this entry

cholinesterase Line breaks: cho¦lin|ester|ase
Pronunciation: /ˌkəʊlɪˈnɛstəreɪz/

Definition of cholinesterase in English:


[mass noun] Biochemistry
An enzyme, especially acetylcholinesterase, which hydrolyses esters of choline.
Example sentences
  • Cholinesterase inhibitors, which reduce cholinesterase - the enzyme that breaks down acetylcholine - are the only FDA-approved treatment for Alzheimer's.
  • By inhibiting cholinesterase, more acetylcholine is available for normal memory-related and cognitive functioning.
  • In someone with Alzheimer's, cholinesterase breaks down and destroys acetylcholine, the neurotransmitter chemical.

Definition of cholinesterase in:

Share this entry


What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day exemplum
Pronunciation: ɪɡˈzɛmpləm
an example or model...