Antonyms of noun disunion

1 sense of disunion

Sense 1
disunion -- (the termination or destruction of union)
       Antonym of union (Sense 11)
      => union, unification, uniting, conjugation, jointure -- (the act of making or becoming a single unit; "the union of opposing factions"; "he looked forward to the unification of his family for the holidays")

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun disunion

1 sense of disunion

Sense 1
disunion -- (the termination or destruction of union)
       => separation -- (the act of dividing or disconnecting)