Solo in a 48-Down (4)
I believe the answer is:
aria
(Other definitions for aria that I've seen before include "Refrain" , "Operatic air" , "Repeated strain" , "Operatic tune" , "Song from an opera (4)" .)
I believe the answer is:
aria
(Other definitions for aria that I've seen before include "Refrain" , "Operatic air" , "Repeated strain" , "Operatic tune" , "Song from an opera (4)" .)