Find accurate definitions of over 5,000 Catholic terms and phrases (including abbreviations). Based on Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.
A term used by some of the Fathers of the Church, e.g., St. Gregory of Nyssa (331-?396), to describe the change that takes place at the consecration of the Mass. (Etym. Latin transmutatio, change; transmutare, to change over, shift, transmute.)