IPA: /əˌmoʊniˈeɪʃən/
KK: /əˌmōnēˈāSHən/
A process in which a substance is treated or reacted with ammonia, often to enhance its properties or effectiveness.
The ammoniation process is essential in the production of fertilizers.
Ammoniation is formed from "ammonium" (from New Latin *ammonium*, derived from the name of the Egyptian god Ammon, associated with the mineral) and "-ation" (meaning the process of). The word refers to the process of treating a substance with ammonium or ammonia.
Think of the process of treating something with 'ammonium' — that's what ammoniation means.