Emporium and Shopping center

Emporium noun - An establishment where goods are sold to consumers.

Shopping center and emporium are semantically related in market topic. In some cases you can use "Shopping center" instead a noun "Emporium", when it comes to topics like mall. popular alternative

Shopping center noun - Mercantile establishment consisting of a carefully landscaped complex of shops representing leading merchandisers; usually includes restaurants and a convenient parking area; a modern version of the traditional marketplace.

Emporium and shopping center are semantically related in mall topic. You can use "Emporium" instead a noun phrase "Shopping center", if it concerns topics such as collection of stores in one place.