noun, plural am·mo·nol·y·ses [am-uh–nol–uh-seez] /ˌæm əˈnɒl əˌsiz/. Chemistry.
- decomposition in which ammonia is resolved into other compounds by being a source of H+ and NH2.
- chem solvolysis in liquid ammonia
- The breaking of a chemical bond by ammonia during which an amino group is added at the point of breakage.