[ uh-mon-uh-fi-key-shuh n, uh-moh-nuh- ]
/ əˌmɒn ə fɪˈkeɪ ʃən, əˌmoʊ nə- /


the act of impregnating with ammonia, as in the manufacture of fertilizer.
the state of being so impregnated.
the formation of ammonia or its compounds by decomposition of organic matter.

Origin of ammonification

First recorded in 1885–90; ammoni(a) + -fication Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020