Definition of orchestra noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈɔːkɪstrə//
    ; NAmE NAmE//ˈɔːrkɪstrə//
    In the theatre, People in the music world
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  1. 1[countable + singular or plural verb] a large group of people who play various musical instruments together, led by a conductor She plays the flute in the school orchestra. the Scottish Symphony Orchestra The competition gave the young composer her first opportunity to write for a full orchestra. see also chamber orchestra, symphony orchestra See related entries: People in the music world
  2. 2the orchestra [singular] (North American English) (British English the orchestra stalls, the stalls) the seats that are nearest to the stage in a theatre See related entries: In the theatre
  3. Word Originearly 17th cent.: via Latin from Greek orkhēstra, from orkheisthai ‘to dance’.Extra examples The full orchestra includes two harps. The full orchestra includes two pairs of French horns. The orchestra struck up a lively march. the Ulster Orchestra under Philip Ledger
See the Oxford Advanced American Dictionary entry: orchestra