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Armenia
A region south of the Caucasus in Asia Minor, comprising the Republic of Armenia (see Armenia, Republic of) but also parts of eastern Turkey and northern Iran. Armenian culture dates from the 6th ...

Armenian Church
An independent Christian Church established in Armenia since c.300 and influenced by Roman and Byzantine as well as Syrian traditions. A small Armenian Catholic Church also exists (see Uniate).

Coptic Church
One of the Oriental Orthodox Churches. According to tradition the Church in Egypt was founded by St Mark; Alexandria was one of the chief sees in the early Church. The Egyptian Church suffered ...

Council of Chalcedon
The fourth ecumenical council of the Christian Church, held in 451 at Chalcedon, a former city on the Bosporus in Asia Minor, now part of Istanbul.A Chalcedonian was a person upholding the decrees of ...

Definition of Chalcedon
The statement of faith made by the Council of Chalcedon (451). It reaffirms the Christological definitions of Nicaea and Constantinople and formally repudiates the errors of Nestorius and Eutyches. ...

ecumenical Movement
The movement in the Church towards the visible union of all believers in Christ. Aspirations for unity can be traced from NT times. The modern ecumenical movement may be dated from the Edinburgh ...

Ethiopian Church
One of the Oriental Orthodox Churches. Christianity was introduced into Ethiopia in the 4th cent. by St Frumentius (q.v.) and Edesius of Tyre, and in the early 6th cent. the kingdom of Axum in N. ...

Eutyches
(c.378–454), heresiarch. He was archimandrite of a monastery at Constantinople. His opposition to Nestorius in 448 led to his being accused of the opposite heresy of confounding the two natures in ...

Monophysitism
A person who holds that there is only one inseparable nature (partly divine, partly and subordinately human) in the person of Christ, contrary to a declaration of the Council of Chalcedon (451).

Orthodox Church
A family of Churches, mostly situated mainly in E. Europe; each Church is independent in its internal administration, but all share the same faith and are in communion with each other, acknowledging ...

Orthodoxy
As a religious system, right belief as contrasted with heresy. The word is used especially in connection with those Churches of the E. which are in communion with Constantinople, collectively ...

patriarch
A title dating from the 6th cent. for the bishops of the five chief sees of Christendom: Rome, Alexandria, Antioch, Constantinople, and Jerusalem, whose jurisdiction extended over the adjoining ...

reunion
Desire for the visible unity of the Church increased in the 20th cent. as growing doctrinal agreement between the major Christian denominations was reinforced by liturgical reforms. In the second ...

Syrian churches
The churches whose traditional liturgical language is Syriac. The Syriac-speaking area in the ancient world included ‘Syria’, but its earliest and most important ecclesiastical centres were N. ...

Syrian Orthodox Church
One of the Oriental Orthodox Churches. It emerged as a separate body in the aftermath of the Council of Chalcedon (451), whose Christology it refused to accept. An independent hierarchy under the ...
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