/ Dictionary / Index C commercial agency: Meaning and Definition of Find definitions for: commer'cial a"gency Pronunciation: [key] a concern that investigates for the benefit of its subscribers the financial standing, reputation, and credit rating of individuals, firms, corporations, or others. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. commercial commercial art Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language