/ Dictionary / Index G gluconic acid: Meaning and Definition of Find definitions for: glu•con'ic ac'id Pronunciation: (gl-kon'ik), [key] a colorless, water-soluble acid, CHO, obtained by the oxidation of glucose, used commercially in a 50-percent solution for cleaning metals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gluconeogenesis glucoprotein Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language