| gastr | a type of endoscope for visually examining the stomach |
|---|---|
| gastr | visual examination of the stomach by means of a gastroscope inserted through the esophagus |
| gastr | surgical creation of an opening through the abdominal wall into the stomach (as for gastrogavage) |
| gastr | double-walled stage of the embryo succeeding the blastula |
| gastr | the process in which a gastrula develops from a blastula by the inward migration of cells |