transubstantiation

noun

Etymology: Etymology tree Proto-Indo-European *terh₂- Proto-Indo-European *-t Proto-Indo-European *térh₂t Proto-Indo-European *-ónts Proto-Indo-European *tr̥h₂ónts Proto-Indo-European *tr̥h₂n̥ts Proto-Italic *trāns Proto-Italic *trāns- Medieval Latin trāns- Proto-Indo-European *upó Proto-Italic *supo Medieval Latin sub Medieval Latin sub- Proto-Indo-European *steh₂- Proto-Indo-European *-éh₁ti Proto-Indo-European *-yeti Proto-Indo-European *-éh₁yeti Proto-Indo-European *sth₂éh₁yeti Proto-Italic *staēōder. Medieval Latin stō Medieval Latin substantis Proto-Indo-European *-yós Proto-Italic *-ios Old Latin -ios Medieval Latin -ius Medieval Latin -ia Medieval Latin substantia Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Italic *-āō Medieval Latin -ō Medieval Latin trānsubstantiō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Medieval Latin -tiō Medieval Latin trānsubstantiātiōbor. English transubstantiation Borrowed from Medieval Latin trānsubstantiātiō.

1. The doctrine holding that the bread and wine of the Eucharist are essentially transformed into the body and blood of Jesus.

   “I was openly dismissive about transubstantiation, by which the host is consecrated, and according to Catholic doctrine, literally turns from mere bread into the body of Christ. “But all the atoms stay the same!” I would insist. “That makes no sense!””

2. Conversion of one substance into another.