/ Dictionary / Index B Baltic Sea: Meaning and Definition of Find definitions for: Bal'tic Sea' Pronunciation: [key] a sea in N Europe, bounded by Denmark, Sweden, Finland, Estonia, Latvia, Lithuania, Poland, and Germany. ab. 160,000 sq. mi. (414,000 sq. km). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Baltic Baltic States Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language