First Published in 1996. Within a span of three hundred years Sicily underwent two processes of ethnic, cultural and linguistic transformation. Under the Arab rule it witnessed a period of change from Hellenization and Christianization to Arabization and Islamization. This study looks at Arabization and Arabicization with Arabization means the process of conforming to a culture and an ethnic community, in this case Arab, while Arabicization a process of adopting Arabic as a language or dialect which was socially and economically advantageous at the time.