/ Dictionary / Index T tapioca: Meaning and Definition of Find definitions for: tap•i•o•ca Pronunciation: (tap"ē-ō'ku), [key] — n. a food substance prepared from cassava in granular, flake, pelletor flour form, used in puddings, as a thickener, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tapioca (Thesaurus) tap-in tapioca-plant Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language