mu ‧ se ‧ um S3 W2 /mjuːˈziəm $ mjʊ-/ BrE AmE noun [countable]
[ Date: 1600-1700 ; Language: Latin ; Origin: Greek Mouseion , from Mousa ; ⇨ ↑ muse 2 ]
a building where important ↑ cultural , historical, or scientific objects are kept and shown to the public:
the Museum of Modern Art
The museum has an extensive collection of early photographs.