n. An examination of esophagus, stomach and duodenum using endoscope.
the GNU version of the Collaborative International Dictionary of English
n. Examination of the abdomen or stomach, as with the gastroscope.
The Century Dictionary and Cyclopedia
n. In medicine, an examination of the abdomen in order to detect disease.
n. Inspection of the mucous membrane of the stomach by means of a gastroscope.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. visual examination of the stomach by means of a gastroscope inserted through the esophagus
Word Usage
"Symptoms similar to those of a gastric ulcer, and a gastroscopy discovers an ugly running sore and a suspected tumor, later identified under a microscope."