胃い散さんいさんFreq.FrequencyTop 100,000Meanings1nounstomach medicine; digestive powderRefers to a powdered or granular medicine for stomach ailments, often a traditional or over-the-counter remedy.食しょく後ごに胃い散さんを飲のむと、胃いの調ちょう子しが良よくなる。Taking stomach medicine after meals improves my stomach condition.