antacid
nounUK /æntˈæs.ɪd/
US /æntˈæs.ɪd/
A medicine that stops your tummy from hurting or feeling like it is on fire.
Mom gave me an antacid after I ate too much spicy food.
OTHER MEANINGS
2. A substance that neutralizes acid.
The chemist tested the antacid powder in the lab.
3. Acting to reduce acidity.
She drank an antacid drink to calm her stomach.
4. A product used to treat excess stomach acid.
The pharmacy shelf was full of antacid tablets.