| an abnormal condition in which part of the stomach protrudes upward through the esophageal cleft in the diaphragm, sometimes causing a backflow of acid stomach contents into the esophagus. |
| hiatal hernia n. A hernia in which part of the stomach protrudes through the esophageal opening of the diaphragm. Also called hiatus hernia. |
hiatal hernia n.
A hernia in which part of the stomach protrudes through the esophageal opening of the diaphragm. Also called hiatus hernia.
hiatus hernia n.
See hiatal hernia.