Very, musically (5)
'very musically' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for assai that I've seen before include "Produced offspring" , "Musician's very" , "For a conductor, very" , "Very (in music scores)" , "Italian greatly contributed to score" .)
'very musically' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for molto that I've seen before include "Very musical Italian" , "very familiar to players" .)