/ Dictionary / Index M mistflower: Meaning and Definition of Find definitions for: mist•flow•er Pronunciation: (mist'flou"ur), [key] — n. a North American composite plant, Eupatorium coelestinum, having heads of blue flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mistflower (Thesaurus) misterioso misthink Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language