pontiff pontifex • pontific · · · Info · Definitions · Synonyms · Characters · · pontiff · · Text Latin · · Script 7 · · Length Definitions · · · (noun) the head of the Roman Catholic Church. Synonyms: pope, Catholic Pope, Roman Catholic Pope, Holy Father, Vicar of Christ, Bishop of Rome. · · Noun Definition 1 Synonyms · · · pope · · Synonym 1 catholic pope · · Synonym 2 roman catholic pope · · Synonym 3 holy father · · Synonym 4 vicar of christ · · Synonym 5 bishop of rome · · Synonym 6 Characters · · f latin small letter f U+0066 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 t latin small letter t U+0074