/ Dictionary / Index C commerce: Meaning and Definition of Find definitions for: com•merce Pronunciation: (kom'urs), [key] — n. an interchange of goods or commodities, esp. on a large scale between different countriesor between different parts of the same countrytrade; business. social relations, esp. the exchange of views, attitudes, etc. sexual intercourse. intellectual or spiritual interchange; communion. (cap.) Also calledthe Department of Commerce. Com•merce Pronunciation: (kom'urs), [key] — n. a town in SW California. 10,509. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: commerce (Thesaurus) commentator Commerce City Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language