ritornello
ri.tor.nel.lo \.rit-*r-'nel-(.)o-, .ri-.to.r-\ \-'nel-(.)e-\ n or ri.tor.nel.li or ritornellos [It] pl 1a: a short recurrent instrumental passage in a vocal composition 1b: an instrumental interlude in early opera 2: a tutti passage in a concerto or rondo refrain