Melodic (7)
'melodic' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for tuneful that I've seen before include "Euphonious" , "With a pleasing musical sound" , "Harmonious" , "Melodious" , "Euphonic" .)
(Other definitions for musical that I've seen before include "Drama where songs are more important than plot" , "Oklahoma, say" , "Type of stage show" , "Pleasant-sounding" , "eg Chicago" .)
'melodic' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for tonal that I've seen before include "It's wood can be used to make twenty three dn" , "sound character" , "Alton (anag.)" , "According to musical key" , "Like music that uses keys" .)