Emporium

n.	1.	A place of trade; a market place; a mart; esp., a city or town with extensive commerce; the commercial center of a country. That wonderful emporium [Manchester] . . . was then a mean and ill-built market town. - Macaulay. It is pride . . . which fills our streets, our emporiums, our theathers. - Knox.
	2.	(Physiol.) The brain.

Noun

1.

emporium - a large retail store organized into departments offering a variety of merchandise; commonly part of a retail chain Synonyms: department store

auto show, bazaar, boat show, boutique, chain store, co-op, commercial complex, concession, cooperative, countinghouse, country store, department store, dime store, discount house, discount store, establishment, exposition, fair, five-and-ten, flea fair, flea market, general store, house, magasin, mail-order house, market, market overt, marketplace, mart, open market, plaza, post, retail store, rialto, salon, shop, shopping center, shopping mall, shopping plaza, show, staple, store, street market, supermarket, trade fair, trading post, variety shop, variety store, warehouse, wareroom, wholesale house