/ Dictionary / Index A anaesthesia: Meaning and Definition of Find definitions for: an•aes•the•sia Pronunciation: (an"us-thē'zhu), [key] — n. Med., Pathol. anesthesia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: anaesthesia (Thesaurus) anaerobic anaesthesiology Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language