catechin

[kat-i-chin, -kin]

noun

1. a water-soluble, astringent yellow compound, C 15 H 14 O 6 , found in gambier, used chiefly in tanning and dyeing.

catechin

/ ˈkætəkɪn /

noun

1. a soluble yellow solid substance found in catechu and mahogany wood and used in tanning and dyeing. Formula: C 15 H 14 O 6

Word History and Origins

Origin of catechin¹

First recorded in 1850–55; catech(u) + -in ²

Word History and Origins

Origin of catechin¹

C19: from _catechu + _-in

Example Sentences

Another compound worth mentioning is called catechins, of which there are several different types.

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Overall, the strongest evidence for the benefits of tea catechins comes from laboratory and animal studies, with human studies being less conclusive.

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Theaflavin gives black teas their red color and is produced from the polymerization of catechins through a series of chemical reactions during fermentation.

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For example, catechins in green tea and capsaicin in hot peppers allegedly can boost metabolism, but their effects are very small, and temporary.

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Coffee and espresso contain chlorogenic acid, and the “true teas” — green, black and oolong — contain a number of polyphenols, including catechins, tannins and flavonoids.

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