noun Date: 1966 backward flow of the contents of the stomach into the esophagus that is due to improper functioning of a sphincter at the lower end of the esophagus and results especially in heartburn
GASTROESOPHAGEAL REFLUX
Meaning of GASTROESOPHAGEAL REFLUX in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012