gastroesophageal reflux noun
: backward flow of the contents of the stomach into the esophagus that is due to malfunctioning of a sphincter at the lower end of the esophagus and results especially in heartburn
First Known Use of GASTROESOPHAGEAL REFLUX
gastroesophageal reflux noun (Medical Dictionary)
: backward flow of the gastric contents into the esophagus due to improper functioning of a sphincter at the lower end of the esophagus and resulting especially in heartburn—see heartburn
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