Hiatus-hernia
noun, Pathology.
1.
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.
noun
1.
protrusion of part of the stomach through the diaphragm at the oesophageal opening
hiatus hernia n.
See hiatal hernia.
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