Catholic Dictionary

Find accurate definitions of over 5,000 Catholic terms and phrases (including abbreviations). Based on Fr. John Hardon's Modern Catholic Dictionary, © Eternal Life. Used with permission.

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SYLLABUS OF PIUS IX

A series of eighty condemned propositions listing the prevalent errors that aimed at the undermining of society, morality, and religion. Every Catholic is expected to give exterior and interior assent to the condemnation of errors expressed in this syllabus.