transubstantial

/trænsəbˈstænʃəl/
adjective
  1. Relating to the change of one substance into another, especially in a religious context (e.g., the bread and wine becoming the body and blood of Christ in some Christian beliefs).
    • The doctrine of transubstantial change is central to certain Christian traditions.
    • The priest explained the transubstantial nature of the Eucharist.
    • Theologians have debated the meaning of transubstantial transformation for centuries.