concert performance
performance of a musical theater or opera in concert form, without set design or costumes, and mostly without theatrical interaction between singers
en-US/ˈkɑnsɚt pɚˈfɑɹməns/
en-GB/ˈkɒnsət pəˈfɔːməns/
performance of a musical theater or opera in concert form, without set design or costumes, and mostly without theatrical interaction between singers