adjective
- preventing, neutralizing, or counteracting acidity, as of the stomach.
noun
- an antacid agent.
noun
- a substance used to neutralize acidity, esp in the stomach
adjective
- having the properties of this substanceantacid tablets
adj.
- Counteracting or neutralizing acidity, especially of the stomach.
n.
- A substance, such as sodium bicarbonate, that neutralizes acid.