Virtuoso solo passage near the end of a piece of music (7)
I believe the answer is:
cadenza
'virtuoso solo passage near the end of a piece of music' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for cadenza that I've seen before include "One's passage" , "Virtuoso solo passage near the end of a piece of music" , "Virtuoso passage by solo performer" , "Virtuoso solo passage in a concerto" , "Impromptu insertion in piece of music" .)