section - a division of an orchestra containing all instruments of the same class

musical group, musical organisation, musical organization - an organization of musicians who perform together

chamber orchestra - small orchestra; usually plays classical music

string orchestra - an orchestra playing only string instruments

symphony orchestra, symphony - a large orchestra; can perform symphonies; "we heard the Vienna symphony"

seating, seating area, seating room, seats - an area that includes seats for several people; "there is seating for 40 students in this classroom"

theater, theatre, house - a building where theatrical performances or motion-picture shows can be presented; "the house was full"