Obs. rare. [ad. late L. sociātio (cf. older F. sociation), or f. SOCIATE v. after association.] Association, conjunction, union.
1681. H. More, in Glanvil, Sadducismus, Postscr. (1726), 12. In Vertue of either an express or implicit Sociation or Confederacy with some Evil Spirit.
a. 1716. South, Serm. (1744), XI. 6. Upon the sociation or the soul with the body.