chalcedon, gregorian calendar, nicaea, leo xiii, babylonian captivity, pius ix, pelagius, papal infallibility, john xxiii, vulgate, counter reformation, magisterium, gelasius, pius v, ecclesiastical, theologians, intercalary, lupercalia, conciliar, diocletian, moses maimonides, beatifications, dicastery, sacerdotal, encyclical letter, calendrical, synodal, liturgical, nicene, valentinus, patristic, pentateuch, consistories, motu proprio, domitian, lateran, ptolemaic, paschal, apostolic, aggiornamento, mithraism, marcion, theodosius, ecclesiae, vernal equinox, episcopacy, justinian, nihil, pax romana, benedict xv, solstices, lupercus, christendom, canonically, missal, lawgiver, lateran treaty, carolus linnaeus, ecclesiological, deist, christology, merovingian dynasty, heliocentric, pagan, clement vii, babylonians, baptizer, roman curia, schismatics, zucchetto, wenceslas, plainchant, rodrigo borgia, popes, septuagint, great schism, mysterium, formosus, carmelite order, didache, catechumenate, penances, authorized version, sanhedrin, levitical, thomism, eusebius, papacy, codifier, saints, arianism, monotheist, angelus, ecclesiastic, patriarchate, ecclesial, lunisolar calendar, roman emperor, petrine, caliphs, lectionary, chrysostom

holy father, pontiff, pope, vicar of christ

gregory, ugo buoncompagni