Ost-Berlin

== German == === Alternative forms === Ostberlin, Berlin (Ost) === Pronunciation === IPA(key): /ˈɔst.bɛʁˌliːn/, /ˌɔst.bɛʁˈliːn/ === Proper noun === Ost-Berlin n (proper noun, genitive Ost-Berlins or (optionally with an article) Ost-Berlin) East Berlin (the Soviet sector of Berlin between 1949 and 1990; the respective areas of reunified Berlin) Coordinate term: West-Berlin ==== Usage notes ==== The hyphenated form Ost-Berlin was common in West Germany, though Berlin (Ost) was officially preferred (at least before 1970). The one-word spelling Ostberlin did and does occur, but was not historically preferred anywhere. In the GDR, East Berlin was simply called Berlin or, as its full title: Berlin, Hauptstadt der DDR (“Berlin, capital of the GDR”).