/ Dictionary / Index H hexachlorophene: Meaning and Definition of Find definitions for: hex•a•chlo•ro•phene Pronunciation: (hek"su-klôr'u-fēn", -klōr'-), [key] — n. a white, crystalline powder, CClHO, insoluble in water: used as an antibacterial agent chiefly in toothpastes and soaps. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hexachlorophene (Thesaurus) hexachloroethane hexachord Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language