(n.) The arrangement of music for an orchestra; orchestral treatment of a composition; -- called also instrumentation.

Nachtmusik absolute music adaptation air varie aleatory aleatory music arrangement chamber music chamber orchestra composition descant electronic music etude exercise harmonization incidental music instrumental music instrumentation intonation invention modulation nocturne opus phrasing piece preparation production program music resolution ricercar score setting solution sonata sonatina string orchestra string quartet study suspension theme and variations tone painting transcription trio variation work