CatechismA catechism (; from Ancient Greek: κατηχέω, "to teach orally") is a summary or exposition of doctrine and serves as a learning introduction to the Sacraments traditionally used in catechesis, or Christian religious teaching of children and adult converts. As Daniel R. Hyde has shown, this word is used in the New Testament (Luke 1:4; Acts 18:25; 21:2, 24; Rom. 2:18; 1 Cor. 14:19; Gal. 6:6) for the instruction of believers.
World Communion of Reformed ChurchesThe World Communion of Reformed Churches (WCRC) is a Christianecumenical body formed in June 2010 by the merger of the World Alliance of Reformed Churches (WARC) and the Reformed Ecumenical Council (REC). The WCRC is the largest association of Reformed (Calvinist) churches in the world. It has 227 member denominations (224 full members and 3 associate or affiliate members) in 108 countries. Together, the full member denominations claim about 100 million members.
Catholic ChurchChristian church based in RomeChristian theologyChristian theology is the theology – the systematic study of the divine and religion – of Christian belief and practice. It concentrates primarily upon the texts of the Old Testament and of the New Testament, as well as on Christian tradition. Christian theologians use biblical exegesis, rational analysis and argument.
EcumenismCooperation between Christian denominationsEcumenism symbol from a plaque in St. Anne's Church, Augsburg, Germany. It shows Christianity as a boat at sea with the cross serving as the mast.
ProtestantismMajor branch of ChristianityReformationThe Reformation, also known as the Protestant Reformation or the European Reformation, was a major theological movement in Western Christianity in 16th-century Europe that posed a religious and political challenge to the papacy and the authority of the Catholic Church hierarchy. Towards the end of the Renaissance, the Reformation marked the beginning of Protestantism.*As an Amazon Associate I earn from qualifying purchases.