West Germany

Short definition from Wiktionary

Proper noun

1. 1
   A former country in Central Europe, distinguished from the German Democratic Republic, commonly known as East Germany. Official name: Federal Republic of Germany.
2. 2
   A geographic region of Germany, consisting of the states formerly part of the Cold War-era West Germany, also known as Western Germany.
3. 3
   Collectively, the British-, French-, and American-occupied zones of Germany, distinguished from the Soviet-occupied zone.