pontifex
/pɒnˈtɪfɛks/Definitions
1. noun
a former title of the high priest of Jupiter at Rome, and later of the chief priest of the Roman state religion
“The Roman pontifex was a powerful figure in ancient Roman society.”
2. noun
a title borne by the supreme pontiff of the Roman Catholic Church
“The Pope is often referred to as the pontifex maximus.”
3. noun
one who has a pontifical office or authority
“The bishop served as a pontifex in his local community.”