Emporium

1. n. The brain.
2. n. A place of trade; a market place; a mart; esp., a city or town with extensive commerce; the commercial center of a country.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.