/ Dictionary / Index B bladdernut: Meaning and Definition of Find definitions for: blad•der•nut Pronunciation: (blad'ur-nut"), [key] — n. the bladderlike fruit capsule of any shrub or small tree of the genus Staphylea, as S. trifolia, of the eastern U.S. the shrub itself. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bladdernose bladderpod 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