Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Counteracting or neutralizing acidity, especially of the stomach.
  • noun A substance, such as magnesia or sodium bicarbonate, that neutralizes acid.

from The Century Dictionary.

  • noun In therapeutics, an alkali used as a remedy for acidity in the stomach.
  • Counteracting acidity.
  • Also written anti-acid.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Med.) A remedy for acidity of the stomach, as an alkali or absorbent.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun An agent that counteracts or neutralizes acidity, especially in the stomach.
  • adjective Counteracting or neutralizing acidity, especially in the stomach.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an agent that counteracts or neutralizes acidity (especially in the stomach)
  • adjective acting to neutralize acid (especially in the stomach)

Etymologies

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