gum ammoniac

noun

1. a brownish-yellow gum resin, having an acrid taste, occurring in tearlike fragments from a plant, Dorema ammoniacum, of western Asia: used in porcelain ceramics and in medicine as an expectorant and counterirritant.

gum ammoniac

noun

1. another name for ammoniac 2

Word History and Origins

Origin of gum ammoniac¹

Middle English word dating back to 1350–1400

Example Sentences

This gum is used for similar purposes as gum ammoniac and assafœtida.

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Jewellers’ or Armenian cement consists of isinglass with mastic and gum ammoniac dissolved in spirit.

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This powder must be preserved in a bottle; when you want to use it, put a small quantity of gum ammoniac into distilled vinegar, and leave it to dissolve during the night.

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Expectorants, as squill, onions, gum ammoniac, seneka root, mucilage: some of these increase the pulmonary perspiration, and perhaps the pulmonary mucus.

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The 44 pounds of gum ammoniac was reported "damaged," and the 86 pounds of rhubarb was described as "bad."

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