/ Dictionary / Index E Eastern Roman Empire: Meaning and Definition of Find definitions for: East'ern Ro'man Em'pire Pronunciation: [key] the eastern part of the Roman Empire, esp. after the division in a.d. 395, having its capital at Constantinople: survived the fall of the Western Roman Empire in a.d. 476. Also calledCf. Byzantine Empire. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Eastern rite Eastern shore 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