/ Dictionary / Index H halothane: Meaning and Definition of Find definitions for: hal•o•thane Pronunciation: (hal'u-thān"), [key] — n. Pharm. a colorless liquid, CHBrClF, used as an inhalant for general anesthesia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: halothane (Thesaurus) halophyte halotrichite Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language