unification Syllabification: (u·ni·fi·ca·tion)Pronunciation: /ˌyo͞onəfiˈkāSHən/Translate unification | into French | into German | into Italian | into Spanish Definition of unification noun the process of being united or made into a whole. Derivatives unificatoryPronunciation: /-ˈkātərē/ adjective unification in other Oxford dictionaries Definition of unification in the British & World English dictionary