Cantata

[Sarah]

A poem set to music; a musical composition comprising choruses,solos, interludes, etc., arranged in a somewhat dramatic manner;originally, a composition for a single noise, consisting of bothrecitative and melody.

[Britney]

A medium-length narrative piece of music for voices with instrumental accompaniment, typically with solos, chorus, and orchestra.

[Luis Fok]

a short musical work, with words usually based on a religious subject