a large room or building for enclosed public gatheringsthe conference attendees crowded into the amphitheater for the keynote address
the conference attendees crowded into the amphitheater for the keynote address
arena, auditorium, garden, hall, theater(or theatre)
arena theater, music hall, odeum, playhouse, theater-in-the-roundballroomlyceumchamber, house, senatecafetorium
in the 14th century
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