/ Dictionary / Index B bridgetree: Meaning and Definition of Find definitions for: bridge•tree Pronunciation: (brij'trē"), [key] — n. a beam supporting the shaft on which an upper millstone rotates. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Bridgetown Bridge View Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language