东罗马帝国 dōngluómǎdìguó Eastern Roman Empire Origin Definitions Defs Strokes Stroke Words Sentences Sents 东 東 dōng noun east east; eastern; the direction where the sun rises罗马帝国 羅馬帝國 luómǎdìguó proper nounnoun Roman Empire The empire centered on Rome that controlled much of the Mediterranean and Europe, founded by Octavian in 27 BC; later split and eventually fell in 476 AD and 1453 AD. Also called 大秦 dàqín