a large retail store, esp. one selling a great variety of articles.
2.
a place, town, or city of important commerce, esp. a principal center of trade: New York is one of the world's great emporiums.
Origin: 1580–90; < L < Gk empórion market, emporium, equiv. to émporos merchant, orig. traveler, passenger (em-em-2+ póros passage, voyage; cf. en pórōi on a voyage, en route) + -ion n. suffix of place