Amphitheatre 圆形竞技场
（重定向自Ampitheatre）
![The Colosseum amphitheatre in Rome, built c. 70 – 80 AD, is considered one of the greatest works of architecture and engineering.](/Images/godic/202412/20/Colosseum_in_Rome,_Italy_-_April_20073928.jpg")
![Interior of the Colosseum](/Images/godic/202412/20/Colosseum-interior.013928.JPG")
![Arles Amphitheatre, France: a Roman arena still used[7] for bullfighting, plays and summer concerts.](/Images/godic/202412/20/Arles-arenes3929.jpg")
![Amphitheatre at El Djem](/Images/godic/202412/20/Amphitheater_at_El_Djem3929.jpg")
An amphitheatre or amphitheater /ˈæmfᵻˌθiːətər/ is an open-air venue used for entertainment, performances, and sports. The term derives from the ancient Greek ἀμφιθέατρον (amphitheatron), from ἀμφί (amphi), meaning "on both sides" or "around" and θέατρον (théātron), meaning "place for viewing".