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ammonium nitrate

noun

, Chemistry.
  1. a white, crystalline, water-soluble powder, NH 4 NO 3 , usually produced by reacting nitric acid with vaporous ammonia: used chiefly in explosives, fertilizers, freezing mixtures, and in the manufacture of nitrous oxide.


ammonium nitrate

noun

  1. a colourless highly soluble crystalline solid used mainly as a fertilizer and in explosives and pyrotechnics. Formula: NH 4 NO 3
“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


ammonium nitrate

  1. A colorless crystalline salt used in fertilizers, explosives, and solid rocket propellants. Chemical formula: NH 4 NO 3 .


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Word History and Origins

Origin of ammonium nitrate1

First recorded in 1880–85
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Example Sentences

Nontraditional flavors ammonium nitrate, C-4, and gelignite did not test well.

Ammonium nitrate is extremely common, and pretty dangerous, and also extremely useful.

Astralit (Wetter): ammonium nitrate explosive containing some blasting gelatine.

Ammonite: Favier type; ammonium nitrate 75, dinitronaphthalene or other nitro-body, salt 20.

Poudre Blanche Cornil: ammonium nitrate, alkali nitrate, nitronaphthalene, lead chromate.

In the first class 74 are included sulphur and ammonium nitrate; monotropy is exhibited by aragonite and calcite.

Sal ammoniac or ammonium nitrate when dissolved in water produce a much more marked cooling effect than does table salt.

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