stadium

US /ˈsteɪ.di.əm/
UK /ˈsteɪ.di.əm/
"stadium" picture
1.

a large, usually open-air, building with tiers of seats for spectators, used for sporting events, concerts, or other large public gatherings

:
The concert was held at the city's largest stadium.
Thousands of fans filled the stadium for the football match.