/ Dictionary / Index B bandwidth: Meaning and Definition of Find definitions for: band•width Pronunciation: (band'width", -with"), [key] — n. the smallest range of frequencies constituting a band, within which a particular signal can be transmitted without distortion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bandwidth (Thesaurus) bandwagon bandy Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language