/ Dictionary / Index E ethyldichloroarsine: Meaning and Definition of Find definitions for: eth•yl•di•chlo•ro•ar•sine Pronunciation: (eth"ul-dī-klôr"ō-är'sēn, -klōr"-), [key] — n. Chem. a colorless, volatile, poisonous liquid, CHAsCl, having an irritating, fruitlike odor: formerly used as a blister gas. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ethyl chloride ethyl enanthate Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language