A solo section in an improvisatory style.

(Italian) An extended solo (played alone) for the soloist in a concerto. A cadenza can also be a solo in an orchestral work for one or a group of instruments.

Initially an improvised cadence by a soloist; later becoming an elaborate and written out passage in an aria or concerto, featuring the skills of an instrumentalist or vocalist.

Originally an improvised cadence by a soloist. Later it became a written out passage to display performance skills of an instrumentalist or performer.