transubstantiation

American  

[tran-suhb-stan-shee-ey-shuhn] / ˌtræn səbˌstæn ʃiˈeɪ ʃən /

noun

1. the changing of one substance into another.

2. Theology. the changing of the elements of the bread and wine, when they are consecrated in the Eucharist, into the body and blood of Christ (a doctrine of the Roman Catholic Church).

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transubstantiation British  

/ ˌtrænsəbˌstænʃɪˈeɪʃən /

noun

1. 1. the doctrine that the whole substance of the bread and wine changes into the substance of the body and blood of Christ when consecrated in the Eucharist

   2. the mystical process by which this is believed to take place during consecration Compare consubstantiation

2. a substantial change; transmutation

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transubstantiation Cultural  

1. According to the traditional teaching of the Roman Catholic Church, the presence of Jesus in the sacrament of Communion. Through transubstantiation, the bread and wine consumed by worshipers become the body and blood of Jesus when a priest, acting on Jesus' behalf, speaks the words “This is my body” and “This is my blood” over them.

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Discover More

Transubstantiation was the focus of a great controversy during the Reformation, because most other groups of Christians (see also Christian) do not maintain this doctrine. They usually hold that the body and blood of Jesus are only symbolically present in the bread and wine or that the bread and wine are the body and blood of Jesus and bread and wine at the same time.

Other Word Forms

• transubstantiationalist noun

Etymology

Origin of transubstantiation

1350–1400; Middle English transubstanciacioun < Medieval Latin trānssubstantiātiōn- (stem of trānssubstantiātiō ). See transubstantiate, -ion

Compare meaning

How does transubstantiation compare to similar and commonly confused words? Explore the most common comparisons:

• transubstantiation vs. consubstantiation

Example Sentences

Meanwhile, in Germany, Martin Luther had questioned the Catholic doctrine of transubstantiation, the literal transformation of bread and wine into the body and blood of Christ.

From The Wall Street Journal • Mar. 27, 2026

The council also affirmed the doctrine of transubstantiation.

From Textbooks • Dec. 14, 2022

Simultaneously, he suggests, those gadgets promise something greater, a kind of reverse transubstantiation that will put us in touch with the immaterial “philosophy” of Apple’s co-founder.

From Slate • Jan. 30, 2018

Being a toast-and-egg man myself, my day begins with the transubstantiation of bread into its crustaceous cousin, toast.

From The Guardian • May 24, 2016

But, alas! in Mr. Webster's case, admitting the transposition is real, the transubstantiation is not thereby effected; the transfer of the which does not alter the character of the sentence to the requisite degree.

From Speeches, Addresses, and Occasional Sermons, Volume 3 (of 3) by Parker, Theodore