/ Dictionary / Index P peduncle: Meaning and Definition of Find definitions for: pe•dun•cle Pronunciation: (pi-dung'kul, pē'dung-), [key] — n. a flower stalk, supporting either a cluster or a solitary flower. the stalk bearing the fruiting body in fungi. a stalk or stem; a stalklike part or structure. a stalklike structure composed of white matter, connecting various regions of the brain. an attachment process, as in the brachiopods. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: peduncle (Thesaurus) Peds pedunculate Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language