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orchestra

 
/ˈɔr·kə·strə/, /-kes·trə/ n [C]

Definition

a large group of musicians playing different instruments and usually organized to play together and led by a conductor: the New York Philharmonic Orchestra The orchestra of a theater is the part on the main floor: We’ve got seats in the fifth row of the orchestra. orchestral
 
/ɔrˈkes·trəl/ adj [not gradable]
an orchestral arrangement
(Definition of orchestra n from the Cambridge Academic Content Dictionary © Cambridge University Press)

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