Definition: The term "Ante-Justinian" refers to a Christian bishop who lived in the early centuries AD. The exact identity of the person is not fully known, but they are generally believed to have been a prominent figure within the Byzantine Empire during this period. Here's a brief definition: 1. Ante-Justinian (also known as Antepi) was an influential Christian bishop from the Eastern Roman Empire in the 4th century AD who lived and worked in Asia Minor, including Constantinople. 2. Justinian I, also known as Emperor Justin or Justinian, is often considered to be one of the most powerful and influential rulers of the Byzantine Empire. His reign saw a period of significant Christianization and growth within the empire. 3. Ante-Justinian was known for his efforts to reform church practices, introduce religious reforms, and ensure that Christianity remained the dominant religion in the empire. He is often credited with promoting a sense of national unity among the Christian population by uniting them under one Christian leader. 4. The term "Ante-Justinian" refers to someone who lived during an era of significant ecclesiastical changes in the Byzantine Empire, including the early development of Christianity and the reform efforts undertaken by Justinian I. So in summary, Ante-Justinian was a key figure from the Byzantine Empire during the 4th century AD, known for his involvement with religious reforms and the growth of Christian influence within the empire.