ˌimpəˈnāshən noun
( -s )
Etymology: Medieval Latin impanation-, impanatio, from impanatus impanate + Latin -ion-, -io -ion
1. : the inclusion of the body of Christ in the eucharistic bread in a hypostatic union without change in either substance — compare invination
2. : the Christian theological doctrine affirming the real presence of Christ in the Eucharist by impanation and invination — compare consubstantiation , transubstantiation