Vicar /(vĭk"ẽr)/

Vic·ar

Vicar

n.
  1. One deputed or authorized to perform the functions of another; a substitute in office; a deputy. [R.]
  2. The incumbent of an appropriated benefice. (Eng. Eccl. Law)

Phrases & Compounds
Apostolic vicar
A bishop to whom the Roman pontiff delegates a portion of his jurisdiction.
Vicar forane
A dignitary or parish priest appointed by a bishop to exercise a limited jurisdiction in a particular town or district of a diocese.
Vicar-general
The deputy of the Archbishop of Canterbury or York, in whose court the bishops of the province are confirmed.
Vicar of Jesus Christ
the pope as representing Christ on earth.