oratorio
noun /ˌɒrəˈtɔːriəʊ/
/ˌɔːrəˈtɔːriəʊ/
(plural oratorios)
- a long piece of music for singers and an orchestra, usually based on a story from the Bible compare cantataTopics Musicc2Word OriginItalian, from ecclesiastical Latin oratorium ‘oratory’, from the musical services held in the church of the Oratory of St Philip Neri in Rome, Italy.