RichThesaurus
acid reflux
vs
gastroœsophageal reflux
acid reflux
noun
Reflux of stomach acid into the esophagus.
Heartburn, especially recurring or chronic heartburn.
gastroœsophageal reflux
How often have the words
acid reflux
and
gastroœsophageal reflux
occurred in a corpus of books?
(source:
Google Ngram Viewer
)