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.
Any view of reality that holds there are two fundamentally and irreducibly different types of being or operations. Thus God and the world, spirit and matter, intellect and will, truth and error , virtue and sin are typical expressions of dualism. (Etym. Latin dualis; from duo, two.)