/ ˈsteɪdiəm; NAmE / noun
( pl. sta·diums or -dia / -diə; NAmE /) a large sports ground surrounded by rows of seats and usually other buildings :
a football / sports stadium
an all-seater stadium
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WORD ORIGIN
late Middle English (originally referring to an ancient Roman or Greek measure of length): via Latin from Greek stadion . The current sense dates from the mid 19th cent.