1. Any medicine that counteracts acidity of the stomach.

2. Counteractive of acidity.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• attaced,
• ataced,
• anacid,
• acetamid,
• anaapsid,
• antacids,
• antacied,
• anatcid,
• anticid,
• antasid,
• antacit,
• antakia,
• antaciya,
• antbord,
• anteced,
• antiscid,
• antiacide,
• astacida,
• antoid,
• antarin

• antic,
• antakya,
• antiacid,
• antakiya,
• aneides.

The adjective form of the word "antacid" is "antacidic".

The plural of the "antacid" can be the "antacids".

The singular of the "antacid" can be the "antacid".