This week’s term: Consubstantiation – The Protestant (originally Lutheran) doctrine that when blessed by the priest, the bread and wine and mixed with the body and blood of Christ. This is only a slight variation from the heretical doctrine of transubstantiation. 

Last week’s term: Transubstantiation – The Catholic doctrine that when the priest sanctifies the bread and wine, they are transformed into the actual body and blood of Christ. In medieval European terminology, this “blessed bread was referred to as the “good god”.