pontificalibus
/ˌpɒntɪfɪˈkɑːlɪbʊs/ /ˌpɒntɪfɪˈkalɪbʊs/informal. Now rare
noun
The vestments and insignia of a bishop, cardinal, etc.
- Chiefly in in his (also their, our,etc.) pontificalibus..
Origin
Mid 16th century; earliest use found in 2nd Baron Berners (c1467–1533), soldier, diplomat, and translator. From post-classical Latin pontificalibus, ablative of pontificalia, in the phrase in pontificalibus.