Bedeutung von “orchestra” — Learner’s Dictionary

orchestra

noun [ C ] us uk /ˈɔːkɪstrə/
MUSIC

B1 a large group of musicians who play different instruments together:

a symphony orchestra
a youth orchestra
SEATS US UK the stalls

the seats on the main floor near the front of a theatre or cinema

orchestral adjective us uk /ɔːˈkestrəl/

B2 [ always before noun ] Orchestral music is played by or written for an orchestra.

(Definition von “orchestra” aus dem Cambridge Learner's Dictionary © Cambridge University Press)