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