/ Dictionary / Index E endosulfan: Meaning and Definition of Find definitions for: en•do•sul•fan Pronunciation: (en"dō-sul'fan), [key] — n. Chem. a chlorinated hydrocarbon insecticide and miticide, CHClOS, in widespread use on food and forage crops. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. endostyle endosymbiont Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language