Christian - A religious person who believes Jesus is the Christ and who is a member of a Christian denomination.

The term Christian means "belonging to Christ" which means "anointed one," which is itself a translation of the Hebrew word Moshiach. (wikipedia)

Census offices, many dictionaries, mainline and liberal Christians, and the media generally accept as Christian any group that seriously and thoughtfully identifies itself as Christian. Some conservative Christians restrict the term to only born-again Fundamentalist or other Evangelical Christians." (Religious Tolerance)

A follower of Christ. At first Christians were exclusively Jews. After Christ's death, Gentiles were brought into the faith and after the apostasy Gentiles dominated the faith to the point of excluding and persecuting Jews. (IDA)