Dictionary
ammo'nium ni'trate
Chem.
a white, crystalline, water-soluble powder, NH
4NO
3, usually produced by reacting nitric acid with vaporous ammonia: used chiefly in explosives, fertilizers, freezing mixtures, and in the manufacture of nitrous oxide.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.