an eastern Christian in Egypt or Syria who adheres to the Orthodox faith as defined by the council of Chalcedon in 451 and as accepted by the Byzantine emperor
source: WordNet 3.0
an Orthodox Christian or Uniate Christian belonging to the patriarchate of Alexandria or Antioch or Jerusalem
source: WordNet 3.0
One of a sect, chiefly in Syria and Egypt, which acknowledges the authority of the pope, but adheres to the liturgy and ceremonies of the Eastern Church.