oratorio
noun
- large musical composition including an orchestra, a choir, and soloists
Wiktionary
Pronunciation: /ɔɹə'to:ɹeoʋ/
noun
Etymology: Borrowed from Italian oratorio (“oratorical”), from Latin ōrātōrius. Doublet of oratory.
- A musical composition, often based on a religious theme; similar to opera but with no costume, scenery or acting.