/ Dictionary / Index D decarbonate: Meaning and Definition of Find definitions for: de•car•bon•ate Pronunciation: (dē-kär'bu-nāt"), [key] — -at•ed, -at•ing. to remove carbon dioxide from. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: decarbonate (Thesaurus) Decapolis decarbonize Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language