/ Dictionary / Index H hexanedioic acid: Meaning and Definition of Find definitions for: hex'ane•di•o'ic ac'id Pronunciation: (hek'sān-dī-ō'ik, hek"-). [key] See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hexane hexangular Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language