Eastern Orthodoxy, or Orthodox Catholic Church, or Orthodox Church (Christianity)

• MICROPAEDIA
• MACROPAEDIA
• BRITANNICA BOOK OF THE YEAR 1995
• arts
• beliefs and doctrines
  • ablution
  • absolution
  • anointment
  • Assumption of Mary
  • canon law
  • Christology
  • church
  • church year
  • collegiality
  • creeds and confessions [Ref 1]; [Ref 2]
  • doctrinal statements
  • grace
  • Ten Commandments
  • tradition [Ref 1]; [Ref 2]
• distribution
• history
  • calendar development
  • Christianity [Ref 1], [Ref 2]
  • Middle Ages [Ref 1], [Ref 2]
  • role in
    • Acacian Schism
    • Albania
    • Balkans [Ref 1]; [Ref 2], [Ref 3]
    • Bulgaria
    • Byzantine Empire [Ref 1]; [Ref 2] passim to [Ref 3]; [Ref 4]
    • Croatia
    • Crusades [Ref 1], [Ref 2]
    • Cyprus [Ref 1]; [Ref 2]
    • Greece
    • Kiev
    • Macedonia [Ref 1], [Ref 2] passim to [Ref 3]
    • Moldova
    • Montenegro
    • Poland
    • Russia [Ref 1]; [Ref 2]
    • Schism of 1054 [Ref 1]; [Ref 2]; [Ref 3]
    • Serbia [Ref 1], [Ref 2]
    • Ukraine [Ref 1], [Ref 2], [Ref 3]
  • role of
    • Bartholomew I
    • Basil the Great
    • Blastares
    • Gregory of Nazianzus
    • Gregory of Nyssa
    • Gregory Palamas
    • John XXIII
    • Mehmed II
    • Michael VIII Palaeologus
    • Philotheus
• organization
  • cathedral
• rites and practices
  • canonical hours
  • canonization of saints [Ref 1]; [Ref 2]
  • clerical celibacy
  • feasts and festivals
    • Easter [Ref 1]; [Ref 2]
    • Epiphany [Ref 1]; [Ref 2]
    • Good Friday
    • Michaelmas
    • Palm Sunday
  • iconostasis
  • icons
  • liturgy
  • missions [Ref 1], [Ref 2]
  • monasticism
  • mysticism
  • processions
  • religious dress and vestments [Ref 1] passim to [Ref 2]
  • rosary
  • sacraments [Ref 1]; [Ref 2]; [Ref 3]
    • baptism
    • confession
    • confirmation
    • Eucharist [Ref 1]; [Ref 2]
    • ordination
  • sacred objects [Ref 1] passim to [Ref 2]
  • symbolism
  • veneration of saints
• sacred literature
  • Bible
  • kanon
  • Philokalia
• sacred offices and orders
  • archbishop
  • archdeacon
  • holy orders
  • lector
  • metropolitan
  • monastic leaders [Ref 1] passim to [Ref 2]
  • patriarch of Constantinople
  • pope
• social issues
  • birth control
  • church-state relations [Ref 1], [Ref 2]
  • ecumenism [Ref 1]; [Ref 2], [Ref 3]
  • European development
• views on
  • ecumenical councils
  • papal authority
  • Platonism
• see also Eastern Christian Independent church [Cross ref]; Eastern rite church [Cross ref]; Greece, Church of [Cross ref]; Hesychasm [Cross ref]; Josephist [Cross ref]; nomocanon [Cross ref]; Orthodoxy, Feast of [Cross ref]; zeon [Cross ref]; forms of Eastern Orthodoxy (e.g. African Greek Orthodox Church [Cross ref]; Georgian Orthodox Church [Cross ref]; Japanese Orthodox church [Cross ref]); aspects of monasticism (e.g. Acoemeti [Cross ref]; starets [Cross ref]); religious personages (e.g. catholicos [Cross ref]; patriarch [Cross ref]); church government (e.g. autocephalous church [Cross ref]); vestments (e.g. epitrachelion [Cross ref]; mandyas [Cross ref]; omophorion [Cross ref]); and titles of Mary, mother of Jesus (e.g. Christotokos [Cross ref]; Theotokos [Cross ref])