catechin

[kat-i-chin, -kin]

noun

a water-soluble, astringent yellow compound, C15H14O6, found in gambier, used chiefly in tanning and dyeing.

Origin of catechin

First recorded in 1850–55; catech(u) + -in²

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for catechin

Contemporary Examples of catechin

Apples contain an anti-inflammatory flavonoid called quercetin, while red wine contains the flavonoid catechin.
10 Power Food Combos
Divya Gugnani
March 18, 2010

Historical Examples of catechin

It contains two coloring principles, catechin and catechu-tannic acid.
Principles and Practice of Fur Dressing and Fur Dyeing
William E. Austin
It contains a crystallisable principle (margosine) and an astringent principle (catechin).
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I
Arnold Cooley
Catechu tannin and catechin are compounds of the catechol tannin type.
The Chemistry of Plant Life
Roscoe Wilfred Thatcher
It contains 60 % of tanning matter and a large proportion of catechin similar to that contained in gambier, but much redder.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 3
Various

British Dictionary definitions for catechin

catechin

noun

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 Origin for catechin

C19: from catechu + -in

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012