The Dialectal Shared Linguistic Features of the Diverse Arabic Dialects Resulting a Lingua Franca Dialect of Arabic

Arabic is a very morphologically rich Semitic language so it has several dialects across the Arab homeland, the paper focuses on the similarities and differences between the Arabic dialects. The research tries to find out the most shares features among the Arabic dialects and decide a dialect a lingua franca of Arabic language to be used and taught as for learners of Arabic. This lingua franca dialect could be used outside the Arabic countries.