/ Dictionary / Index R rootstalk: Meaning and Definition of Find definitions for: root•stalk Pronunciation: (rt'stôk", root'-), [key] — n. Bot. a rhizome. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rootstalk (Thesaurus) Roots blower rootstock Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language