ritornello

{ ‖ } n. [ It. ritornello, dim. of ritorno return, fr. ritornare to return: cf. F. ritournelle. ] (Mus.) (a) A short return or repetition; a concluding symphony to an air, often consisting of the burden of the song. (a) A short intermediate symphony, or instrumental passage, in the course of a vocal piece; an interlude. [ 1913 Webster ]