Breadcrumb Home > Dictionary > Index G gastroscopy: Meaning and Definition of Find definitions for: gas•tros•co•py Pronunciation: (ga-stros'ku-pē), [key] — pl. -pies. the examination with a gastroscope to detect disease. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gastroscopy (Thesaurus) gastroscope gastrostomy ✖ Related Content Daily Word Quiz: quadrumanous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language