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.
The philosophy and theology taught by St. Thomas Aquinas (1225-74) and by those who respect his ideas and follow his basic principles. The body of propositions contained in the Twenty-four Theses approved by Pope St. Pius X. This is the most concise and authoritative expression of Thomism as understood in the Roman Catholic Church. The term is also sometimes used to identify the Bañezian theory on the relation of grace and free will with its stress on physical predetermination to explain the efficacy of divine grace.