coliseum
//ˌkɒlɪˈsiːəm//
Noun
coliseumSingular
coliseumsPlural
1
A large stadium or amphitheater used for sports events, concerts, or other public entertainment.
The coliseum can hold up to 50,000 spectators for concerts and sporting events.
2
An alternative spelling of Colosseum, referring specifically to the ancient Roman amphitheater in Rome.
The Coliseum in Rome was built nearly 2,000 years ago.