/ Dictionary / Index T trichloroethylene: Meaning and Definition of Find definitions for: tri•chlo•ro•eth•yl•ene Pronunciation: (trī-klôr"ō-eth'u-lēn", -klōr"-), [key] — n. Chem. a colorless, poisonous liquid, CHCl, used chiefly as a degreasing agent for metals and as a solvent, esp. in dry cleaning, for fats, oils, and waxes. Abbr.: TCE Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trichloroethylene (Thesaurus) trichloroacetic acid trichlorofluoromethane Related Content Daily Word Quiz: wizened Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language