A group of singers and dancers in a theatrical performance or religious festival who commented on the main performance in speech or song. • A song performed by the singers of such a group. • An actor who reads the prologue and epilogue of a play, and sometimes also acts as a commentator or narrator; also, a portion of a play read by this actor. • A group of singers performing together; a choir; specifically, such a group singing together in a musical, an opera, etc., as distinct from the soloists; an ensemble. • A group of people in a performance who recite together. • An instance of singing by a group of people. • A group of angels, or of types of angels like seraphim. • A group of people, animals, or inanimate objects who make sounds together. • The noise or sound made by such a group. • A group of people who express a unanimous opinion. • The opinion expressed by such a group. • A piece of music, especially one in a larger work such as an opera, written to be sung by a choir in parts (for example, by sopranos, altos, tenors, and basses). • A part of a song which is repeated between verses to emphasize the song's content; a refrain. • The main part of a pop song played after the introduction. • A group of organ pipes or organ stops intended to be played simultaneously; a compound stop; also, the sound made by such pipes or stops. • A feature or setting in electronic music that makes one instrument sound like many. • A simple, often repetitive, song intended to be sung in a group during informal worship. • The improvised solo section in a small group performance.