a long, dramatic musical composition, usually on a religious theme, consisting of arias, recitatives, choruses, etc. sung to orchestral accompaniment but without stage action, scenery, or costumes
Origin of oratorioIt, literally , small chapel (; from Ecclesiastical Late Latin oratorium: see oratory, sense ): from the performance of such compositions at the Oratory of Saint Philip Neri in Rome
A musical composition for voices and orchestra, telling a usually sacred story without costumes, scenery, or dramatic action.
Origin of oratorioItalian, after Oratorio, the Oratory of Saint Philip Neri at Rome, where famous musical services were held in the 16th century.
From Italian oratorio (“oratorical").