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. See ammoniac
   another name for ammoniac 2

Word History and Origins

Origin of gum ammoniac¹

Middle English word dating back to 1350–1400

Example Sentences

Reduce gum ammoniac into powder, and dissolve it in gum arabic water, to which a little garlic juice has been added.

From Project Gutenberg

An emetic—Pills of seneka and gum ammoniac—Vitriolic acid in every thing she drinks.

From Project Gutenberg

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

From Project Gutenberg

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

From Project Gutenberg

Take of garlic two cloves, of gum ammoniac, one drachm; blend them by bruising together.

From Project Gutenberg