catechin

American  

[kat-i-chin, -kin] / ˈkæt ɪ tʃɪn, -kɪn /

noun

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

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catechin British  

/ 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

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Etymology

Origin of catechin

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

Example Sentences

Jim White, a Virginia Beach, Va., dietitian and spokesman for the Academy of Nutrition and Dietetics, a professional organization, says the catechin concentration in matcha makes it potentially healthy.

From The Wall Street Journal • Dec. 14, 2015

It has been unclear exactly why this happens, but researchers had focused on the effects of anti-oxidant flavanols, such as catechin and epicatechin.

From Seattle Times • Mar. 19, 2014

But he and his colleagues suspect it may be the catechin content.

From Reuters • Jun. 18, 2012

The leguminosæ are conspicuous as furnishing us with important dyes, e.g., indigo, logwood, catechin.

From Scientific American Supplement, No. 623, December 10, 1887 by Various

Catechu tannin and catechin are compounds of the catechol tannin type.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred