east·ern, Eastern/`istən; ˈiːstən/ adj 1 in or from the east part of a country or area. 〔国家或地区〕东部的: the largest city in eastern Iowa/Eastern Europe 爱荷华东部/东欧的最大城市 2 Eastern in or from the countries in Asia, especially China and Japan 东方的〔尤指中国、日本等亚洲国家〕: Eastern religions 东方诸宗教