Baptismal regenerationBaptismal regeneration is the name given to doctrines held by the Catholic, Eastern Orthodox, Oriental Orthodox, Lutheran, Anglican churches, and other Protestant denominations which maintain that salvation is intimately linked to the act of baptism, without necessarily holding that salvation is impossible apart from it. Etymologically, the term means "being born again" (regeneration, or rebirth) "through baptism" (baptismal). Etymology concerns the origins and root meanings of words, but these "continually change their meaning, .
Sacrament of PenanceThe Sacrament of Penance (also commonly called the Sacrament of Reconciliation or Confession) is one of the seven sacraments of the Catholic Church (known in Eastern Christianity as sacred mysteries), in which the faithful are absolved from sins committed after baptism and reconciled with the Christian community. During reconciliation mortal sins must be confessed and venial sins may be confessed for devotional reasons. According to the dogma and unchanging practice of the church, only those ordained as priests may grant absolution.
Church membershipChurch membership, in Christianity, is the state of belonging to a local church congregation, which in most cases, simultaneously makes one a member of a Christian denomination and the universal Christian Church. Christian theologians have taught that church membership is commanded in the Bible. The process of becoming a church member varies based on the Christian denomination. Those preparing to become full members of a church are known variously as catechumens, candidates or probationers depending on the Christian denomination and the sacramental status of the individual.
Catholic EncyclopediaThe Catholic Encyclopedia: An International Work of Reference on the Constitution, Doctrine, Discipline, and History of the Catholic Church (also referred to as the Old Catholic Encyclopedia and the Original Catholic Encyclopedia) is an English-language encyclopedia published in the United States designed to serve the Catholic Church. The first volume appeared in March 1907 and the last three volumes appeared in 1912, followed by a master index volume in 1914 and later supplementary volumes.