/ Dictionary / Index W whole brother: Meaning and Definition of Find definitions for: whole' broth"er Pronunciation: [key] a brother whose parents are the same as one's own. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. whole blood wholefood Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language