/ Dictionary / Index D dichlobenil: Meaning and Definition of Find definitions for: di•chlo•be•nil Pronunciation: (dī-klō'bu-nil), [key] — n. a nonselective preemergence herbicide, CHClN, used primarily as a weed and grass killer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dichlamydeous dichloride Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language