cat·​e·​chol | \ ˈka-tə-ˌkȯl How to pronounce catechol (audio) , -ˌkōl \

Definition of catechol

1 : catechin
2 : a crystalline phenol C6H6O2 obtained from various natural sources but usually made synthetically and used especially in organic synthesis

Examples of catechol in a Sentence

Recent Examples on the Web He and Matt Coggon, a research scientist at NOAA, also found that catechol may play a key role in ozone formation related to wildfires. Kyle Dickman, Scientific American, 1 Mar. 2020 To prevent this, Valentine and her colleagues temporarily covered the catechols with capping groups. Robert F. Service, Science | AAAS, 26 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'catechol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of catechol

1880, in the meaning defined at sense 1

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The first known use of catechol was in 1880

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Cite this Entry

“Catechol.” Dictionary, Merriam-Webster, Accessed 24 Oct. 2021.

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More Definitions for catechol


cat·​e·​chol | \ ˈkat-ə-ˌkȯl, -ˌkōl How to pronounce catechol (audio) \

Medical Definition of catechol

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