Answer: auditorium

AnswerCrossword Clue
AUDITORIUMRoom for performances
AUDITORIUMAssembly hall
AUDITORIUMSchool's assembly hall
AUDITORIUMCarnegie Hall.
AUDITORIUMKin of an aula
AUDITORIUM"The principal's classroom"
auditorium(Latin) the part of a theatre, lecture-hall, or other public building occupied by the audience
auditoriumA large building or hall used for public gatherings, typically concerts or sports events
auditoriumA large room for such gatherings, esp. in a school
auditoriumThe part of a theater, concert hall, or other public building in which the audience sits