antacid

ant·ac·id  (nt-sd)

adj.

Counteracting or neutralizing acidity, especially of the stomach.

n.

A substance, such as magnesia or sodium bicarbonate, that neutralizes acid.

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antacid Chem

Noun

a substance used to treat acidity in the stomach

Adjective

having the properties of this substance

Thesaurus

Noun	1.	antacid - an agent that counteracts or neutralizes acidity (especially in the stomach) alkaliser, alkalizer, antiacid, gastric antacid cimetidine, Tagamet - a drug (trade name Tagamet) used to treat peptic ulcers by decreasing the secretion of stomach acid ranitidine, Zantac - a histamine blocker and antacid (trade name Zantac) used to treat peptic ulcers and gastritis and esophageal reflux Alka-seltzer - a commercial antacid that contains aspirin; tablets dissolve in water to give an effervescent solution Brioschi - an antacid Bromo-seltzer - an antacid Maalox - an antacid Mylanta - an antacid omeprazole, Prilosec - antacid (trade name Prilosec) that suppresses acid secretion in the stomach Pepto-bismal - an antacid Rolaids - an antacid Tums - an antacid agent - a substance that exerts some force or effect
Adj.	1.	antacid - acting to neutralize acid (especially in the stomach) incompatible, antagonistic - used especially of drugs or muscles that counteract or neutralize each other's effect