/ Dictionary / Index G gratinate: Meaning and Definition of Find definitions for: grat•i•nate Pronunciation: (grat'n-āt"), [key] — -nat•ed, -nat•ing. to gratiné. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gratin gratiné Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language