Aegidius of Assisi, Blessed
Better known in English as Brother Giles. One of the first followers of St. Francis of Assisi, he died in 1262.
Aegidius of Viterbo
Cardinal, theologian, orator, humanist, and poet, born at Viterbo, Italy; died at Rome, 1532.
Aelfric, Abbot of Eynsham
The author of the homilies in Anglo-Saxon, a translator of Holy Scripture, and a writer upon many miscellaneous subjects.
Aeneas of Gaza
A Neo-Platonic philosopher, a convert to Christianity, who flourished towards the end of the fifth century.
Aerius of Pontus
A friend and fellow ascetic of Eustathius, who became Bishop of Sebaste (355), and who ordained Aërius and placed him over the hospital or asylum in that city.
Aesthetics
May be defined as a systematic training to right thinking and right feeling in matters of art, and is made a part of philosophy by A.G. Baumgarten.
Aeterni Patris
The Apostolic Letter of Pius IX, by which he summoned the Vatican Council. It is dated Rome, 29 June, 1868.
Aeterni Patris
An encyclical letter of Pope Leo XIII (issued 4 August, 1879); not to be confused with the apostolic letter of the same name written by Pope Pius IX.
Affinity (in Canon Law)
A relationship arising from the carnal intercourse of a man and a woman, sufficient for the generation of children, whereby the man becomes related to the woman's blood-relatives a…
Affirmation
A solemn declaration accepted in legal procedure in lieu of the requisite oath.
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