or·ches·tra·tion /ˌɔrkəˈstreʃən/
管弦樂編曲,管弦樂作曲法
Or·ches·tra·tion n. Mus. The arrangement of music for an orchestra; orchestral treatment of a composition; -- called also instrumentation.
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orchestration
n 1: an arrangement of a piece of music for performance by an
orchestra or band
2: the act of arranging a piece of music for an orchestra and
assigning parts to the different musical instruments [syn:
instrumentation]
3: an arrangement of events that attempts to achieve a maximum
effect; "the skillful orchestration of his political
campaign"