Conversion of one substance into another.
The doctrine that, in the Eucharist, the bread and wine in their essential reality are changed into the body and blood of Christ, although they continue to look, taste, etc. as they did beforehand.
In many Christian churches, the doctrine holding that the bread and wine of the Eucharist are transformed into the body and blood of Jesus, although their appearances remain the same.
The act of transubstantiating; change of one substance into another.
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