amphitheater
//ˌæm.fɪˈθiː.ə.tər//
Noun
amphitheaterSingular
amphitheatersPlural
1
An oval or circular building with rising tiers of seats around a central open space, used in ancient Rome for gladiatorial contests and public spectacles.
The ancient amphitheater in Rome could hold over 50,000 spectators.
2
A modern open-air venue with tiered seating arranged in a semicircle, used for concerts, performances, or outdoor events.
The summer concert series will be held at the amphitheater in the park.
3
A gallery or room with seats arranged in tiers, especially in a lecture hall or operating theater.
The medical students gathered in the amphitheater to observe the surgery.