(1)a drama set to music; consists of singing with orchestral accompaniment and an orchestral overture and interludes
(2)音楽を伴う演劇
(3)オーケストラの伴奏とオーケストラによる序曲、間奏曲がある
(4)a building where musical dramas are performed
(5)楽劇が上演される建物