Breadcrumb Home > Dictionary > Index D dB: Meaning and Definition of Find definitions for: dB Pronunciation: [key] — Physics. Physics. decibel; decibels. DB Pronunciation: [key] — Radio and Television. Radio and Television. delayed broadcast. D.B. Pronunciation: [key] Bachelor of Divinity. Domesday Book. d.b. Pronunciation: [key] daybook. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: db (Thesaurus) dazzle d/b/a TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: spurious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language