from The Century Dictionary.

  • Pertaining to Ammon, or to his shrine in Libya: only in the phrases, or quasi-compounds, gum ammoniac and sal ammoniac. See etymology, and definitions below.
  • Of, pertaining to, or having the properties of ammonia; ammoniacal.
  • noun Same as gum ammoniac. See above.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Med.) The concrete juice (gum resin) of an umbelliferous plant, the Dorema ammoniacum. It is brought chiefly from Persia in the form of yellowish tears, which occur singly, or are aggregated into masses. It has a peculiar smell, and a nauseous, sweet taste, followed by a bitter one. It is inflammable, partially soluble in water and in spirit of wine, and is used in medicine as an expectorant and resolvent, and for the formation of certain plasters.
  • adjective Of, pertaining, or containing ammonia, or possessing its properties
  • adjective an engine in which the vapor of ammonia is used as the motive force.
  • adjective the salt usually called chloride of ammonium, and formerly muriate of ammonia.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective pertaining to or containing or similar to ammonia
  • noun the aromatic gum of the ammoniac plant


Sorry, no etymologies found.


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