It can many things, depending on the denomination or subset of Christianity. Catholic initiations are the most common and occur at birth, or when the church is joined. Protestants have initiations as well, which range from classes to sacraments.
Initiation into an organized religion (denominational/non-denominationly)
In the Roman Catholic tradition initiation is synonymous with catechises or Sunday school if you will.It is the process of teaching Catholic doctrines.
The Sacraments of Initiation are Baptism, Confirmation, and the Most Holy Eucharist.
The Sacraments of Initiation are Baptism, Confirmation, and the Most Holy Eucharist.
If you are a Christian, then technically you are a member of the "catholic" church, because that usage of the term means "universal". If you are referring to the Roman Catholic church, then it means that you follow the beliefs and practices of that particular denomination in addition to being a Christian, just as you can be a Christian and a Presbyterian. There are many resources on-line that can help you find out what Roman Catholics believe if you wish to investigate that in depth.
He ment that only people who really believed in him was welcome in a christian church .
Catholics are a branch of Christian. So you are christian if you are catholic.
If you mean all Christians worldwide, about 2 billion. If you mean the Christian Church (Disciples of Christ) denomination, 722,823 (as of 2005). --from Wikipedia
to show what event in the church is having
If "church" means Christian meeting place then they would call it a church (or its equivalent in Kazakh), if you mean the name of the Christian Church in Kazakhstan the Russian Orthodox Church is dominant, but there are Roman Catholic and Protestant minorities. If you mean the name of the meeting house of the dominant religion then it would be the Mosque of Islam.
To be a member of the Catholic Church means to believe in Catholic Christianity and be a official in the Roman Catholic Church and/or attend a Catholic Church.
A catechumen is a person who is undergoing instruction in the principles of Christianity for initiation into the Church. The term is often used to refer to individuals preparing for baptism in the Christian faith.