/ Dictionary / Index I involucel: Meaning and Definition of Find definitions for: in•vol•u•cel Pronunciation: (in-vol'yu-sel"), [key] — n. Bot. a secondary involucre, as in a compound cluster of flowers. See illus. under Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. invoke involucrate Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language