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.
The first Sacrifice of the Mass offered by a newly ordained priest. In the new grant of indulgences (A plenary indulgence is granted to the priest, who celebrates his first Mass with any solemnity, and to the faithful who devoutly assist at this Mass."