Preface -- Table of contents -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- U -- V -- W -- X -- Y -- Z -- A -- Aaron (lived c. 13th century BC) -- Abaddon -- (Hebrew 'destruction') -- Abba -- (Aramaic 'father') -- Abbadie, Jacques (1654-1727) -- Abbé -- (French 'abbot') -- abbess -- abbey -- abbot -- (Aramaic abba 'father') -- Abbot, George (1562-1633) -- Abbott, Jacob (1803-1879) -- Abbott, Lyman (1835-1922) -- abbreviator -- Abecedarian -- Abel -- Abhidharma-pitaka -- Abiathar (lived c. 11th century BC) -- Abigail (lived c. 11th century BC) -- Abijah (lived c. 16th century BC) -- Abimelech -- ablution -- Abner (lived c. 11th century BC) -- Abraham (lived c. 2300 BC) -- Arabic Ibrahim, -- (Hebrew 'father of many nations') -- Abraham a Sancta Clara (1644-1709) -- pseudonym of Ulrich Megerle, -- Abrahamite -- Abraham's bosom -- Absalom -- absconce -- (Latin abscondere 'to hide') -- absolution -- abstinence -- Abu Bakr (or Abu-Bekr) (573-634) -- Abu Hanifah, Al-Nu'man (c. 700-780) -- abuttals -- Acarie, Barbe Jeanne (1566-1618) -- Accolti, Pietro (1455-1532) -- Aceldama (or Akeldama) -- (Aramaic 'field of blood') -- acephali -- (Greek akephalos 'headless') -- Achery, Jean Luc d' (1609-1685) -- Acoemetae (or Acoaemeti) -- (Greek a 'without', koimasthai 'to sleep' -- or 'the unsleeping ones') -- acolyte -- (Greek akolouthein 'to follow') -- Acosta, José de (c. 1539-1600) -- Acta Sanctorum -- Acts of the Saints, -- Acts of the Apostles -- Acuña, Cristóval de (1597-c. 1650) -- AD -- Adalbert (c. 1000-1072) -- Adam -- (Hebrew adham 'man') -- Adamite -- Adamnan, St (or St Adomnan) (c. 625-704) -- Adams, Hannah (1755-1831) -- Adamson, Patrick (1537-1592) -- adhan -- adiaphora -- (Greek 'indifferent things') -- Adi Granth -- Adler, Nathan Marcus (1803-1890) -- Adler, Samuel (1809-1891) -- Adomnan, St.

Adrian IV (c. 1100-1159) -- born Nicholas Breakspear, -- Adrian VI (or Hadrian VI) (1459-1523) -- born Adrian Dedel, -- Adrian de Castello (c. 1460-c. 1521) -- Advaita Vedanta -- (Sanskrit advaita 'non-dual' -- vedanta 'the conclusion of all knowledge') -- Advent -- (Latin adventus 'coming') -- Adventist -- Advocatus Diaboli -- (Latin 'the devil's advocate') -- advowson -- adytum -- (Greek aduton 'place that may not be entered') -- aeon -- (Greek aion 'age' or 'life-time') -- afterlife -- Aga Khan III (1877-1957) -- also known as Sir Sultan Muhammad Aga Khan, -- Aga Khan IV, (Karim) (1936- ) -- Agatha, St (lived 3rd century AD) -- Agnes, St -- agnosticism -- Agrippa von Nettesheim, Heinrich Cornelius (1486-1535) -- AH -- ahimsa -- Ahmadiyya -- Ahriman -- Ahura Mazda -- or Ormuzd, -- Aidan, St (c. 600-651) -- Ailly, Pierre d' (1350-1420) -- Ailred, St (or St Aelred or St Ethelred) (1109-1167) -- Akal Takht -- (akal 'eternal', takht 'throne') -- à Kempis, Thomas -- Akhand Path -- akhirah -- or akhira, -- alb -- Alban, St (lived 3rd century) -- Albigenses -- Albright, William Foxwell (1891-1971) -- Alcock, John (c. 1430-1500) -- Aldhelm, St (c. 640-709) -- Aldred (or Ealdred) (died 1069) -- Aldrich, Henry (1648-1710) -- Alexander, Archibald (1772-1851) -- Alexander of Hales (c. 1186-1245) -- called 'Doctor Irrefragabilis' ('impossible to refute'), -- Alexandrian liturgy -- Alexandrinus, Codex -- Alexi II (1929- ) -- born Alexei Mikhailovich Ridiger, -- Alexis (or Aleksiy), Sergey Vladimirovich Simanskiy (1877-1970) -- Alford, Henry (1810-1871) -- Ali (c. 598-661) -- Ali, Maulana Muhammad (1878-1931) -- Ali, Maulana Shaukat (1873-1938) -- alim -- (Arabic ilm knowledge) -- Allah -- (Arabic al-Ilah 'the God') -- allegory -- Allen, Richard (1760-1831) -- Allen, William (1532-1594) -- Allestree (or Allestry), Richard (1619-1681) -- All-Hallows.

or Hallowmas, -- allocution -- (Latin allocutio 'a speaking to') -- All Saints' Day -- or All-Hallows -- or Hallowmas, -- All Souls' Day -- Al Madinah -- Aloysius, St (1568-1591) -- born Luigi Gonzaga, -- alruna -- altar -- altarpiece -- Alter, Simha (1897-1992) -- Amana Colonies -- Amar Das (1479-1574) -- Amasa -- Ambrose, St (c. 340-397) -- amen -- American Indian religions -- Ames, William (1576-1633) -- amice -- Amida Buddha -- Sanskrit Amitabha, Japanese Amida Nyorai, Chinese O-mi-t'o, -- Amidah -- or Shemoneh esreh or Tefillah, -- Amish -- or Amish Mennonite, -- Amos -- amrit -- ('nectar') -- Amrit Sanskar -- or Amrit, -- Amritsar -- formerly Ramdaspur, -- ('pool of nectar') -- Amsdorf, Nikolaus von (1483-1565) -- Amyot, Jacques (1513-1593) -- Anabaptist -- (Greek 'baptize again') -- analects -- or analecta, -- Ananda (lived 5th century BC) -- Anand Karaj -- Anand Marg -- Anandpur Sahib -- anathema -- (Greek 'set apart') -- anatman -- anatta -- (Pali 'no soul') -- Ancrene Riwle -- (Middle English 'anchorites' rule') -- Andrewes, Lancelot (1555-1626) -- Lancelot Andrewes -- Church of England bishop -- Andrew, St (lived 1st century AD) -- Angad (1504-1552) -- angel -- (Greek angelos 'messenger') -- Georg Christoph Lichtenberg -- German physicist and philosopher -- Angelus -- Anglican chant -- Anglican communion -- Anglicanism -- Anglo-Catholicism -- John St Loe Strachey -- British politician -- anicca -- (Pali 'impermanence') -- animal sacrifice -- anno Domini -- (Latin 'in the year of our Lord') -- anno hegirae -- (Latin 'year of the flight') -- Annunciation -- anointing of the sick -- or last rites or Holy Unction, -- Anschar, St (or St Anskar or St Ansgarius) (801-865) -- Anselm, St (c. 1033-1109) -- Anthony of Padua, St (1195-1231) -- Anthony, St (c. 251-356) -- also known as Anthony of Thebes, -- Antichrist -- antipope.

Antonino, St (1389-1459) -- born Antonio Pierozzi, -- apocalypse -- (Greek 'revelation' or 'unveiling') -- apocalyptic number -- or the number of the beast, -- apocatastasis -- Apocrypha -- (Greek apokryptein 'to hide away') -- Apocrypha -- Appendix to the Old Testament of the Bible -- Apocrypha -- Appendix to the Old Testament of the Bible -- Apocrypha -- Appendix to the Old Testament of the Bible -- Apollinarius of Laodicea (c. 310-c. 390) -- also known as Apollinaris the Younger, -- Apollos (lived 1st century AD) -- Apollyon -- (Greek 'destroyer') -- apostasy -- apostle -- (Greek 'messenger') -- Apostles' Creed -- apostles' days -- Apostolic Age -- Apostolic Fathers -- apostolic succession -- Apostolius, Michael (died c. 1480) -- apotheosis -- apparition -- apport -- apse -- Aquaviva, Claudius (1543-1615) -- Aquila and Priscilla (or Aquila and Prisca) (lived 1st century AD) -- Arafat -- or Jabal al-Rahma 'the mount of mercy', -- (Arabic arifa 'to know', 'to recognize') -- Arahat -- Pali Arahant -- or Sanskrit Arhat, -- Araunah (or Ornan) -- Arbez, Edward (Philip), S S (1881-1967) -- arcanum -- plural arcana, -- archangel -- archbishop -- archdeacon -- archimandrite -- archpriest -- Ardas -- Argenteus, Codex -- Arianism -- Aribert (or Heribert) (died 1045) -- Ariel -- Arius (c. 250-336) -- Arjan (1563-1606) -- Arjuna -- Ark of the Covenant -- or holy ark, or aron kodesh, or aron hakodesh, -- Armageddon -- Armenian Church -- Arminian -- Arminius, Jacobus (1560-1609) -- Dutch Jakob Harmensen, -- Arnauld, Angélique (c. 1624-1684) -- called 'la Mère Angélique de Saint-Jean', -- Arnauld, Angélique (1591-1661) -- also known as la Mère Angélique de Saint-Madeleine, -- Arnauld, Antoine (1560-1619) -- Arnauld, Antoine (1612-1694) -- called 'the great Arnauld', -- Arndt, Johann (1555-1621) -- Arnobius (died c.AD 330) -- called 'the Elder',.

Arnold of Brescia (1100-1155) -- Aroer -- Arrowsmith, Edmund (1585-1628) -- Arsenius Autorianus (c. 1200-1273) -- Artemidorus Daldianus (lived 2nd century AD) -- artha -- (Sanskrit 'prosperity') -- arti -- or arati, -- Arya Samaj -- Asaph, St (lived 7th century AD) -- Asbury, Francis (1745-1816) -- Ascension Day -- or Holy Thursday, -- Ashi (352-427) -- Ashkenazi -- plural Ashkenazim, -- ashram -- ashrama -- Ash Wednesday -- Askew, Anne (1521-1546) -- Asoka (or Ashoka) (lived c. 272-228 BC) -- Asoka -- Indian king and sage -- Aspland, Robert (1782-1845) -- Asser (died c. 909) -- astral body -- astral projection -- astral spirits -- astrological diagnosis -- astrology -- (Greek astron 'star', legein 'speak') -- history -- The Chinese Zodiac -- Athanasian creed -- Athanasius, St (296-373) -- atheism -- atman -- atonement -- Atonement, Day of -- Augsburg, Confession of -- Augsburg, Interim of -- Augsburg, Peace of -- Augustine of Hippo, St (354-430) -- born Aurelius Augustinus, -- Augustine of Hippo, St -- Christian theologian -- Augustine of Hippo, St -- Christian theologian -- Augustine of Hippo, St -- Christian theologian -- Augustine, St (died 605) -- Augustinian -- Aum Shinrikyo -- or Aleph (since 2000), -- (Japanese 'Om teaching the truth') -- aura -- aureole -- or aureola, -- Aurobindo Ghose (1872-1950) -- also known as Shri Aurobindo, -- auto-da-fé -- (Portuguese 'act of faith') -- Avalokitesvara -- avatar -- or avatara, -- Ave Maria -- (Latin 'Hail, Mary') -- avidya -- (Sanskrit 'non-knowledge') -- Avvakum, Archpriest (1621-1682) -- pen-name of Avvakum Petrovich, -- ayatollah -- (Arabic 'sign of God') -- Ayscough, William (died 1450) -- B -- Baader, Benedict Franz (1765-1841) -- Baasha -- Bab, the (1819-1850) -- adopted name of Mirza Ali Muhammad, -- (Arabic 'gate') -- Babi faith -- Babism -- Babylonian Captivity -- or Babylonian exile,.

Bachman, John (1790-1874).