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English definition of “acid reflux”

acid reflux

noun [U] uk   /ˌæs.ɪd ˈriː.flʌks/ us    /ˈæs.ɪd ˈriːˌflʌks/ specialized
a condition in which stomach acid comes up from the stomach to the oesophagus and causes damage to the lining of the gastrointestinal tract: Mild cases of heartburn and acid reflux can be treated by simple lifestyle changes.
(Definition of acid reflux from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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