“+ noun
Etymology: dis- (I) + union
1. : the termination or destruction of union : disjunction , separation
the disunion of the body and soul at death
looking forward to the disunion of the two parts of the organization
especially : the termination of political union
the Southerners favoring disunion prior to the Civil War
2.
a. : the quality or state of being disunified : disunity
some of the remaining 10 towns were held by Macedonian garrisons, some by local tyrants, a state of disunion equally gratifying to Macedonia and intolerable to Greek patriots — Encyc. Americana
he thought political unity sufficient in spite of religious disunion to secure the monarchy — Hilaire Belloc
b. : alienation , dissension
a group torn by disunion