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

ammonium nitrate

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

Word History and Origins

Origin of ammonium nitrate¹

First recorded in 1880–85