| A | B |
|---|
| icon | a Christian religious image or picture |
| mosaics | pictures made from many bits of colored glass, tile or stone |
| Orthodox Catholic | The name for the Christian chuch in the Byzantine Empire |
| Roman Catholic | the name for the Christian church in the Western Empire |
| pope | the head of the Roman Catholic Church |
| patriarch | the head of the Orthodox Church |
| Justinian's Code | new set of laws that brought together all of the laws of the Roman Empire into a single code |
| Hagia Sophia | a huge church that became the religious center of the Byzantine Empire |
| barbarians | invading tribes from the Nothern Empire |
| Huns | invading tribes of Mongols from Mongolia |
