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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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PRIME MATTER

The fundamental, potential principle of all bodily substances. It is pure passive potency and therefore the completely undetermined basic material of the physical universe; the substratum of all material things remaining unchanged in every physical change that occurs in space and time.

Thu15 May
Easter

Thursday of the Fourth Week of Easter; Opt. Mem. of St. Isidore (USA)

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The United States celebrates the Optional Memorial of St. Isidore the Farmer (1070-1130). He was a Spanish laborer who worked most of his life as a ploughman for a nobleman who lived near Madrid, Spain. Although working many hours a day, he never failed to attend daily Mass, and spend time praying before…

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