Orchestral work (8)
(Other definitions for concerto that I've seen before include "Solo/orchestra piece" , "Piece for soloist and orchestra" , "Composition for accompanied soloist" , "10 [COMPOSITION]" , "Musical composition" .)
(Other definitions for symphony that I've seen before include "Large orchestral composition" , "Musical work" , "See 17" , "Large orchestral piece" , "Eg, the Eroica" .)