a. pertaining to bishop or pope; having dignity or authority of bishop
This is quite evident from his acquired right of subdelegation whereby he was allowed to name a vicegerens, his representative not alone in pontifical ceremonies, but also in jurisdiction.
Sentence in Classic:
For these reasons his Holiness Pope Leo(*) found the pontificate most powerful, and it is to be hoped that, if others made it great in arms, he will make it still greater and more venerated by his goodness and infinite other virtues.
The Prince By Nicolo Machiavelli Context