胃い酸さん逆ぎゃく流りゅうMeaningsNoun1. acid refluxKanji used胃stomach酸acid逆reverse流current (in a fluid)Composed of胃い酸さんstomach acid; gastric acidNoun逆ぎゃく流りゅうbackward flow; backflow; countercurrent; reflux; regurgitationNoun