Theol. the doctrine that the body and blood of Christ are present in the bread and wine of the Eucharist after consecration but without change in the substance of the bread and wine
Origin of impanationMedieval Latin impanatio from past participle of impanare, to embody in bread from Classical Latin in-, in + panis, bread: see food
Cognate of French impanation. From Latin impanatus, form of verb impanare (to impanate); from im- (“in”) + panis (“bread”).