stomach acid; gastric acid
Medical and everyday term for the acidic digestive fluid in the stomach.
Stomach acid flows back up and causes heartburn.
胃酸の分泌を抑える薬を飲んでいる。
I'm taking medicine to reduce stomach acid secretion.
acid reflux
gastric achlorhydria
gastric hyperacidity
Compound of 胃 (stomach) and 酸 (acid).