Breadcrumb Home > Dictionary > Index B B battery: Meaning and Definition of Find definitions for: B battery Pronunciation: [key] — Electronics. Electronics. an electric battery for supplying a constant, positive voltage to the plate of a vacuum tube. Cf. A battery, C battery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. B.B.A. BBB 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: voxpopuli Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language