A a


    • US Pronunciation
    • US IPA
    • [uh-seet-l-koh-luh-nes-tuh-reys, -reyz, uh-set-, as-i-tl-]
    • /əˌsit lˌkoʊ ləˈnɛs təˌreɪs, -ˌreɪz, əˌsɛt-, ˌæs ɪ tl-/
    • US Pronunciation
    • US IPA
    • [uh-seet-l-koh-luh-nes-tuh-reys, -reyz, uh-set-, as-i-tl-]
    • /əˌsit lˌkoʊ ləˈnɛs təˌreɪs, -ˌreɪz, əˌsɛt-, ˌæs ɪ tl-/

Definitions of acetylcholinesterase word

  • noun acetylcholinesterase an enzyme in nerve cells that is responsible for the destruction of acetylcholine and thus for switching off excitation of the nerve 3
  • noun acetylcholinesterase an enzyme that hydrolyzes the neurotransmitter acetylcholine: its action is blocked by nerve gases and certain drugs. 1
  • noun acetylcholinesterase An enzyme that causes rapid hydrolysis of acetylcholine. Its action serves to stop excitation of a nerve after transmission of an impulse. 1
  • noun acetylcholinesterase (biochemistry) An enzyme that catalyzes the hydrolysis of the neurotransmitter acetylcholine into choline and acetic acid. 0

Information block about the term

Origin of acetylcholinesterase

First appearance:

before 1945
One of the 6% newest English words
First recorded in 1945-50; acetylcholine + esterase

Historical Comparancy

Parts of speech for Acetylcholinesterase


acetylcholinesterase popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 50% of English native speakers know the meaning and use word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

acetylcholinesterase usage trend in Literature

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See also

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