From German - English Ding/FreeDict dictionary ver. 1.9-fd1: Oper /ˈoːpɜ/ <fem, n, sg> [mus.] opera <n> see: Opern, komische Oper, Märchenoper
Oper /ˈoːpɜ/ <fem, n, sg> [mus.] opera <n> see: Opern, komische Oper, Märchenoper