MUSIC DRAMA n.
declamation, the development of leitmotif, great orchestral elaboration, and a fusion of poetry, music, action, and scene into an organic whole. The term is applied esp. to the later works of Wagner: "Tristan und Isolde," "Die Meistersinger," "Rheingold," "Walküre," "Siegfried," "Götterdämmerung," and "Parsifal."…