/ Dictionary / Index A Adriatic Sea: Meaning and Definition of Find definitions for: A'driat'ic Sea' Pronunciation: [key] an arm of the Mediterranean between Italy and the Balkan Peninsula. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Adriatic Adrienne Related Content Daily Word Quiz: wary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language