reunify
verb
re·uni·fy (ˌ)rē-ˈyü-nə-ˌfī 
reunified; reunifying
transitive + intransitive
: to unify again : to bring (people or things) or to be brought into a unit or a coherent whole after a period of separation
reunifying families that were separated in the war
reunified the children with their families
Of the four countries divided by World War II and the Cold War, Vietnam was the first to reunify. 
Foreign Affairs
Foreign Affairs reunification
(ˌ)rē-ˌyü-nə-fə-ˈkā-shən
noun the reunification of Germany
Word History
First Known Use
1879, in the meaning defined above
reunification
noun
as in reunion
Synonyms & Similar Words
Relevance
- reunion
- unification
- synthesis
- fusion
- amalgamation
- consolidation
- mixture
- mix
- merger
- blend
- coalescence
- merging
- compounding
- union
- intermingling
- commingling
- agglomeration
- mingling
- connecting
- combining
- linking
- intermixture
- coupling
- junction
- combination
- connection
Antonyms & Near Antonyms
- dissolution
- breakup
- division
- split
- partition
- schism
- separation
- disconnection
- parting
- disunion
- scission
- detachment
- severance
- divorcement