colosseum /ˌkɑːləˈsijəm/ noun plural colosseums
plural colosseums
Learner's definition of COLOSSEUM
1
Colosseum [singular] : an outdoor arena built in Rome in the first century A.D.（建于公元1世纪的）古罗马露天圆形剧场
2
[count] chiefly US : a large stadium or building for sports or entertainment : coliseum竞技场；大体育场；大剧场