CANTATA n.
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 both recitative and melody.
OPERA n.
ative, arials, choruses, duets, trios, etc., with orchestral accompaniment, preludes, and interludes, together with appropriate costumes, scenery, and action; a lyric drama.