cholinesterase

American  

[koh-luh-nes-tuh-rays, -rayz, kol-uh-] / ˌkoʊ ləˈnɛs təˌreɪs, -ˌreɪz, ˌkɒl ə- /

noun

Biochemistry.

1. an enzyme, found especially in the heart, brain, and blood, that hydrolyzes acetylcholine to acetic acid and choline.

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cholinesterase British  

/ ˌkəʊlɪˈnɛstəˌreɪs, ˌkɒl- /

noun

1. an enzyme that hydrolyses acetylcholine to choline and acetic acid

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Etymology

Origin of cholinesterase

First recorded in 1930–35; choline + esterase

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Example Sentences

See Examples For:

cholinesterase

Navalny did not display “a clinical pattern characteristic of a poisoning by cholinesterase inhibitors,” he added.

From Washington Post ● Aug. 25, 2020

The cholinesterase inhibitors found in Navalny’s system reportedly block the breakdown of acetycholine, a vital chemical that transmits signals between nerve cells.

From Fox News ● Aug. 25, 2020

Specifically, the results were "highly suggestive" of something called cholinesterase inhibitor intoxication.

From BBC ● Sep. 20, 2019

Repeated exposure may lower the cholinesterase level until an individual reaches the brink of acute poisoning—a brink over which he may be pushed by a very small additional exposure.

From The New Yorker ● Jan. 3, 2017

This chemical, like parathion and its relatives, destroys the protective enzyme cholinesterase.

From "Silent Spring" by Rachel Carson

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