cat·​e·​chol ˈka-tə-ˌkȯl How to pronounce catechol (audio)
: 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 Dopamine’s role in all these conditions brought Hall to the enzyme COMT, or catechol-O-methyltransferase. Erik Vance, Discover Magazine, 19 July 2014 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 examples are programmatically compiled from various online sources to illustrate current usage of the word 'catechol.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1880, in the meaning defined at sense 1

Time Traveler
The first known use of catechol was in 1880

Dictionary Entries Near catechol

Cite this Entry

“Catechol.” Dictionary, Merriam-Webster, Accessed 15 Jul. 2024.

Medical Definition


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

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