In the

canon law Canon law (from , , a 'straight measuring rod, ruler') is a set of ordinances and regulations made by ecclesiastical jurisdiction, ecclesiastical authority (church leadership) for the government of a Christian organization or church and its membe ...

of the

Roman Catholic Church The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...

, an ecclesial community () is a Christian religious group that does not meet the Roman Catholic definition of a " Church". Although the word " ecclesial" itself means "church" or "gathering" in a political sense in

Koine Greek Koine Greek (, ), also variously known as Hellenistic Greek, common Attic, the Alexandrian dialect, Biblical Greek, Septuagint Greek or New Testament Greek, was the koiné language, common supra-regional form of Greek language, Greek spoken and ...

, the Roman Catholic Church applies the term "Church" in the proper sense only to Christian communities that, according to the Roman Catholic doctrine, "have true

sacraments A sacrament is a Christian rite which is recognized as being particularly important and significant. There are various views on the existence, number and meaning of such rites. Many Christians consider the sacraments to be a visible symbol of ...

and above all – because of the

apostolic succession Apostolic succession is the method whereby the Christian ministry, ministry of the Christian Church is considered by some Christian denominations to be derived from the Twelve Apostles, apostles by a continuous succession, which has usually been ...

– the priesthood and the

Eucharist The Eucharist ( ; from , ), also called Holy Communion, the Blessed Sacrament or the Lord's Supper, is a Christianity, Christian Rite (Christianity), rite, considered a sacrament in most churches and an Ordinance (Christianity), ordinance in ...

Definition

The

formally recognizes and defines as a " Church" of a nature similar to its own

particular Church In metaphysics, particulars or individuals are usually contrasted with ''universals''. Universals concern features that can be exemplified by various different particulars. Particulars are often seen as concrete, spatiotemporal entities as opposed ...

es (

diocese In Ecclesiastical polity, church governance, a diocese or bishopric is the ecclesiastical district under the jurisdiction of a bishop. History In the later organization of the Roman Empire, the increasingly subdivided Roman province, prov ...

s and autonomous or Churches) the Eastern Christian Churches separated from

full communion Full communion is a communion or relationship of full agreement among different Christian denominations or Christian individuals that share certain essential principles of Christian theology. Views vary among denominations on exactly what constit ...

with it, namely those of

Eastern Orthodoxy Eastern Orthodoxy, otherwise known as Eastern Orthodox Christianity or Byzantine Christianity, is one of the three main Branches of Christianity, branches of Chalcedonian Christianity, alongside Catholic Church, Catholicism and Protestantism ...

Oriental Orthodoxy The Oriental Orthodox Churches are Eastern Christian churches adhering to Miaphysite Christology, with approximately 50 million members worldwide. The Oriental Orthodox Churches adhere to the Nicene Christian tradition. Oriental Orthodoxy is ...

, and

Church of the East The Church of the East ( ) or the East Syriac Church, also called the Church of Seleucia-Ctesiphon, the Persian Church, the Assyrian Church, the Babylonian Church, the Chaldean Church or the Nestorian Church, is one of three major branches o ...

. It has not denied the claim of some communities of

Western Christianity Western Christianity is one of two subdivisions of Christianity (Eastern Christianity being the other). Western Christianity is composed of the Latin Church and Protestantism, Western Protestantism, together with their offshoots such as the O ...

to meet its definition of "Church" (an example is the Polish National Catholic Church). Indeed, by referring to "The Separated Churches and Ecclesial Communities in the West," the

Second Vatican Council The Second Ecumenical Council of the Vatican, commonly known as the or , was the 21st and most recent ecumenical council of the Catholic Church. The council met each autumn from 1962 to 1965 in St. Peter's Basilica in Vatican City for session ...

recognized the existence of some Western Churches that are not in full communion with the

Holy See The Holy See (, ; ), also called the See of Rome, the Petrine See or the Apostolic See, is the central governing body of the Catholic Church and Vatican City. It encompasses the office of the pope as the Bishops in the Catholic Church, bishop ...

. However, the Roman Catholic Church expressly excludes "those Christian communities born out of the

Protestant Reformation The Reformation, also known as the Protestant Reformation or the European Reformation, was a time of major theological movement in Western Christianity in 16th-century Europe that posed a religious and political challenge to the papacy and ...

of the sixteenth century", since, according to the Roman Catholic doctrine, these communities do not enjoy

in the sacrament of orders, and therefore lack a constitutive element of the Church. This includes the

Church of England The Church of England (C of E) is the State religion#State churches, established List of Christian denominations, Christian church in England and the Crown Dependencies. It is the mother church of the Anglicanism, Anglican Christian tradition, ...

and the broader

Anglican Communion The Anglican Communion is a Christian Full communion, communion consisting of the Church of England and other autocephalous national and regional churches in full communion. The archbishop of Canterbury in England acts as a focus of unity, ...

, the validity of whose orders the Roman Catholic Church has declared "absolutely null and utterly void". This judgement was officially enunciated in the papal bull '' Apostolicae curae'' of 1896 by

Pope Leo XIII Pope Leo XIII (; born Gioacchino Vincenzo Raffaele Luigi Pecci; 2March 181020July 1903) was head of the Catholic Church from 20 February 1878 until his death in July 1903. He had the fourth-longest reign of any pope, behind those of Peter the Ap ...

, which confirmed all Anglican ordinations to be invalid. However, after Cardinal Joseph Ratzinger promulgated the document '' Dominus Iesus'' in 2000, Danish Protestant ministers from the

Church of Denmark The Evangelical-Lutheran Church in Denmark or National Church ( , or unofficially ; ), sometimes called the Church of Denmark, is the established, state-supported church in Denmark. The supreme secular authority of the church is composed of ...

replied in a public statement to the Roman Catholic Church, stating that the latest document "has a destructive effect on ecumenical relations if one church deprives another church of the right to be called a church. It is just as destructive as if one Christian denies another Christian the right to be called a Christian".

References

{{reflist Catholic–Anglican ecumenism Catholic Church and ecumenism Catholicism-related controversies Catholicism and Protestantism Christian terminology Christianity-related controversies History of Catholicism History of Protestantism