Definify.com

Webster 1913 Edition

Noun.

[L.

obsignatio

The act of sealing or ratifying; the state of being sealed or confirmed; confirmation, as by the Holy Spirit.

The spirit of manifestation will but upbraid you in the shame and horror of a sad eternity, if you have not the spirit of

obsignation

Jer. Taylor.

Noun.

The act of sealing; ratification by sealing; confirmation.

obsignation ‎(plural obsignations)

The act of sealing or ratifying.
- 1643, Samuel Ward
  You seem in your letter to make the principal end and effect of all sacraments to be obsignation, and all sacraments to be merely obsignatory signs […]
Confirmation, as by the Holy Spirit.
- Jeremy Taylor
  The spirit of manifestation will but upbraid you in the shame and horror of a sad eternity, if you have not the spirit of obsignation.