In some mystical, but real sense, marriage is a reunion, the reincorporation of what had been sundered.
The military chiefs formally declared Uruguay separated from Brazil, and proclaimed its reincorporation with the Argentine.
The imperial freedom restored to the town by Joseph I. in 1705 was again lost by reincorporation with Bavaria in 1714.
Argentina was free to solicit the reincorporation of Uruguay into the Confederation.
late 14c., incorporacioun, "act or process of combining of substances; absorption of light or moisture," from Old French incorporacion or directly from Late Latin incorporationem (nominative incorporatio), noun of action from past participle stem of incorporare (see incorporate). Meaning "the formation of a corporate body" (such as a guild) is from early 15c.
Incorporation, n. The act of uniting several persons into one fiction called a corporation, in order that they may be no longer responsible for their actions. A, B and C are a corporation. A robs, B steals and C (it is necessary that there be one gentleman in the concern) cheats. It is a pundering, thieving, swindling corporation. But A, B and C, who have jointly determined and severally executed every crime of the corporation, are blameless. [Ambrose Bierce, 1885]