/ Dictionary / Index B BC: Meaning and Definition of Find definitions for: BC Pronunciation: [key] — Scuba Diving. buoyancy compensator. British Columbia, Canada (approved for postal use). bc Pronunciation: [key] basso continuo. &hasp; blind copy: used as a notation on the carbon copy of a letter or other document sent to a third person without the addressee's knowledge. B/C Pronunciation: [key] bills for collection. B.C. Pronunciation: [key] Bachelor of Chemistry. Bachelor of Commerce. bass clarinet. battery commander. before Christ (used in indicating dates). British Columbia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bc (Thesaurus) BBS BCA Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language