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.
- Also called ammoniac, ammoniacum.
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How to use gum ammoniac in a sentence
Reduce gum ammoniac into powder, and dissolve it in gum arabic water, to which a little garlic juice has been added.Endless Amusement | Unknown
An emetic—Pills of seneka and gum ammoniac—Vitriolic acid in every thing she drinks.An Account of the Foxglove and some of its Medical Uses | William Withering
The 44 pounds of gum ammoniac was reported "damaged," and the 86 pounds of rhubarb was described as "bad."Drug Supplies in the American Revolution | George B. Griffenhagen
This gum is used for similar purposes as gum ammoniac and assafœtida.The American Reformed Cattle Doctor | George Dadd
Take of garlic two cloves, of gum ammoniac, one drachm; blend them by bruising together.The Fair Play Settlers of the West Branch Valley, 1769-1784 | George D. Wolf
British Dictionary definitions for gum ammoniac
another name for ammoniac 2
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012