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quinic acid

[kwin-ik] /ˈkwɪn ɪk/
noun, Chemistry.
a white, crystalline, water-soluble, solid cyclic compound, C 7 H 1 2 O 6 , present in cinchona bark, coffee beans, and the leaves of many plants.
Also, chinic acid.
Origin of quinic acid
1805-15; < Spanish quin(a) quinine + -ic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for quinic acid
Historical Examples
  • This substance was the lime salt of an acid to which Vauquelin in 1806 gave the name of quinic acid (acide quinique).

    Coal Raphael Meldola
British Dictionary definitions for quinic acid

quinic acid

a white crystalline soluble optically active carboxylic acid, found in cinchona bark, bilberries, coffee beans, and the leaves of certain other plants; 1,3,4,5-tetrahydroxycyclohexanecarboxylic acid. Formula: C6H7(OH)4COOH
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
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