WordWeb Online

1. An occurrence that involves the production of a union
   - fusion, merger
    
2. The state of being joined, united or linked
   "there is strength in unification";
   - union
    
3. The act of making or becoming a single unit
   "he looked forward to the unification of his family for the holidays";
   - union, uniting, conjugation, jointure

Derived forms: unifications

Type of: combination, combining, compounding, state, union

Encyclopedia: Unification