Origin: Latin suffix -ate
Ammonium nitrate has 2 different meanings across 1 category:
used as an explosive and fertilizer and rocket propellant
The ammonium salt of nitric acid, NH₄NO₃; it is used in fertilizers and explosives (notoriously in improvised explosive devices, though its main importance is as an explosive in its own right and in mixtures such as amatol and ANFO).