Definition of eastern adjective from the Oxford Advanced American Dictionary

Oxford3000

eastern

adjective
/ˈistərn/
 
 
1 also Eastern [only before noun] (abbr. E., E) located in the east or facing easteastern SpainEastern Europethe eastern slopes of the mountain2 usually Eastern connected with the part of the world that is to the east of EuropeEastern cookery