am·mon·i·fi·ca·tion 
(ə-mŏn′ə-fĭ-kāshən, ə-mō′nə-)
(ə-mŏn′ə-fĭ-kāshən, ə-mō′nə-)n.
1. Impregnation with ammonia or an ammonium compound.
2. Production of ammonia or ammonium compounds in the decomposition of organic matter, especially through the action of bacteria.
am·moni·fy′ v.