Ni·trate n. Chem. A salt of nitric acid.
Nitrate of silver, a white crystalline salt (AgNO3), used in photography and as a cauterizing agent; -- called also lunar caustic, and more commonly called silver nitrate.
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silver nitrate
n : a nitrate used in making photographic emulsions; also used
in medicine as a cautery and as a topical anti-infective
agent