/ Dictionary / Index T tracheostomy: Meaning and Definition of Find definitions for: tra•che•os•to•my Pronunciation: (trā"kē-os'tu-mē), [key] — pl. -mies. the construction of an artificial opening through the neck into the trachea, usually for the relief of difficulty in breathing. the opening so constructed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tracheostomy (Thesaurus) tracheoscopy tracheotomy Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language