Orthodox Christianity is a generalized information to a Eastern traditions of Christianity, when opposed to the American traditions which descend from either the Roman Catholic Church.

Eastern Orthodoxy is the Christian body whose disciple come largely depending within Eastern Europe & a Middle East, sustaining a growing presence in the american globe. It claims to exist as a original Christian church founded by Christ & a Apostles, & traces its lineage back to the early church through the run of Apostolic Succession. Eastern Orthodox distinctives include a Divine Liturgy, Mysteries or Sacraments, organization into self-independent jurisdictions, & an emphasis on the preservation of Tradition, which it holds to exist as Apostolic within nature and severity. These are guessed that there are 250 million Orthodox Christians in the globe.

Oriental Orthodoxy refers to a churches of Eastern Christian traditions that keep a faith of lone a 1st 3 ecumenical councils of a undivided Church - a Foremost Council of Nicaea, the Number 1 Council of Constantinople & the Council of Ephesus - & rejected the dogmatical definitions of the Council of Chalcedon. Hence, these Churches come besides known as Old Oriental Churches.

For more definitions & meaning for the word orthodox, understand Orthodoxy.