/ Dictionary / Index B bladder worm: Meaning and Definition of Find definitions for: blad'der worm" Pronunciation: [key] the bladderlike, encysted larva of a tapeworm; a cysticercus or hydatid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bladderpod bladderwort 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