/ Dictionary / Index P pectic acid: Meaning and Definition of Find definitions for: pec'tic ac'id Pronunciation: [key] — Chem. Chem. any of several water-insoluble products of the hydrolysis of pectin esters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pectic pectin Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language