16Diglossia is a two parts word. First, “di” means standard form of language. Second, glossia means language or tongue. Diglossia is defined as sociolinguistic term that represents the situation of a language in a particular speech community. Diglossia indicates the co-existence of two types of the same language in a speech community. For example, in Arabic situation there is a co-existence of the standard language and the colloquial language. Arabic diglossia is an ancient phenomenon. Colloquial Arabic was not a threat to classical Arabic until in the 19th century a question about the colloquial Arabic adoption as the “language of culture” was raised. Colloquialisms faced some obstacles:
In Arabic there is also a common Arabic, it is between the classical and the dialect arabic. The variety is based on the classical form of Arabic. However, it is influenced by the dialectal atmosphere to a lesser or greater degree. Arabic is either closer to colloquial or classical Arabic.