Definition of "ammoniac" []

  • Of, containing, or similar to ammonia. (adjective)
  • A strong-smelling gum resin from the stems of a plant (Dorema ammoniacum) of western Asia, formerly used in perfumery and in medicine as an expectorant and a stimulant. Also called gum ammoniac. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "ammoniac" in a sentence
  • "It is important that the sal ammoniac, which is the active agent of the cell, should be free from lumps in order to mix properly with the manganese and carbon."
  • "It is met with in Bnature only compounded with other bodies, in nitrous Tammoniac, or in common fal ammoniac, which is Ifotr. ecimcs found in the neighbourhood of volcanoes, lor coal fnincs which have burnt for a long time."
  • "Davie manufactured the sal ammoniac and, while Hutton had little if any involvement with the business, he was a lifelong partner and received an income from the venture."