pectic acid definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a complex, water-insoluble acid, formed by hydrolysis of the methyl ester groups of pectin
pectic acid definition by American Heritage Dictionary
A transparent gelatinous acid, C17H24O16, insoluble in water, formed by the hydrolysis of certain esters of pectin.
Origin: French pectique, related to pectin, from Greek pēktikos, coagulating, from pēktos, coagulated; see pectin.