Definition

1. Noun:
   • A substance that counteracts or neutralizes acidity, especially in the stomach.

Usage

• The word "antiacid" is a noun used to name a type of medication or remedy.
• It is used to refer to substances that reduce excess stomach acid to relieve discomfort such as heartburn or indigestion.

Examples

• Noun:
  • The pharmacist recommended an over-the-counter antiacid for my heartburn.
  • Calcium carbonate is a common ingredient in many antiacids.

Advanced Usage

• The term is often used in medical and pharmacological contexts.
• It can be discussed in terms of its mechanism of action, such as neutralizing gastric acid.

Variants and Related Words

• Antacid: This is a more common and standard spelling of the same word.
• Alkali (noun): A broader chemical term for a substance that neutralizes an acid.
• Buffer (noun): A substance that minimizes changes in acidity.

Synonyms

• Acid neutralizer
• Gastric acid reducer

Notes on Meaning

• The primary and only common meaning of "antiacid" is as defined above: an agent that counteracts stomach acidity. It is not typically used in other contexts.

Noun

1. an agent that counteracts or neutralizes acidity (especially in the stomach)