Name given to the burial chambers in the Roman Catacombs, hewn out of the tufa rock along the passages, open to the right and left. Horizontal tiers of graves (loculi) rise from walls to ceilings. About 2,000,000 of them have been found. The more imposing graves with arched tombs were called arcosolia.
This dictionary contains not only definitions and explanations of every subject in Religion, Scripture, tradition, doctrine, morals, sacraments, rites, customs, devotions and symbolism, but also accounts of the Church in every continent, country, diocese; missions, notable Catholic centers, cities, and places with religious names; religious orders, church societies, sects and false religions. It has brief articles also on historical events and personages, on the Old Testament and New, and on popes, prelates, priests, men and women of distinction, showing what the Church has done for civilization and correcting many errors which have hitherto passed for history.Wikipedia
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