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Ring of the Nibelung, The

American  
[nee-buh-loong] / ˈni bəˌlʊŋ /

noun

  1. Richard Wagner's tetralogy of music dramas: Das Rheingold (completed 1869), Die Walküre (completed 1870), Siegfried (completed 1876), and Götterdämmerung (completed 1876): the cycle was first performed at Bayreuth, 1876.