Presbyterium is a modern term used in the Catholic Church and Eastern Catholic Churches after the Second Vatican Council in reference to a college of priests, in active ministry, of an individual diocese, in this reference - SMOCH. The body, in union with their bishop, Grand Master, as a collective, is a symbol of the collaborative and collegial nature of a true sacerdotal ministry as inspired by the reforms made and agreed by the Sovereign Council and the embodiment of our College of Priests.

The presbyterium is most visible during the ordination of new priests where the blessing of the oils used in the sacraments of Baptism, Confirmation, Anointing of the Sick, and Holy Orders. Within churches which hold apostolic succession, it is reflected in the celebration of the Eucharist, in joining the bishop in the laying on of hands on an ordained priesthood - one is said to be "ordained to the presbyterate". The word presbyterium is the Latinized form of the Greek πρεσβυτέριον ( presbuterion), "council of elders, presbytery", from Greek πρεσβύτερος (presbuteros), the comparative form of πρέσβυς (presbus), "elder".