Petronianus
Could not find Petronianum in Logeion dictionaries.
Petronianum Proper-name adjective: neuter vocative singular, Proper-name adjective: masculine genitive plural, Proper-name adjective: masculine accusative singular, Proper-name adjective: neuter genitive plural, Proper-name adjective: neuter nominative singular, Proper-name adjective: neuter accusative singular of Petronianus
Pē̆trōnĭānus, a, um, adj., v. 2. Petronius, B.
Petronia'nus
[Petronia.]