DISUNION
disunion
(noun) the termination or destruction of union
Source: WordNet® 3.1
Etymology
Noun
disunion (countable and uncountable, plural disunions)
separation of a union
Anagrams
• unionids
Source: Wiktionary
Dis*un"ion, n. Etym: [Pref. dis- + union: cf. F. désunion.]
1. The termination of union; separation; disjunction; as, the
disunion of the body and the soul.
2. A breach of concord and its effect; alienation.
Such a disunion between the two houses as might much clouClarendon.
3. The termination or disruption of the union of the States forming
the United States.
I have not accustomed myself to hang over the precipice of disunion.
D. Webster.
Source: Webster’s Unabridged Dictionary 1913 Edition