The impact of synchronic in grammatical rules

Abstract

Synopsis:This research deals with important subject in the construction of the Arabic grammar which is synchronic in grammatical rules through following this impact in Arabic grammar. We have depend on the sayings of the prominent figures in Arabic grammar as a proof of precise the relation between the lingual time and the grammatical rules in order to give a complete work with evidence, thus, this research depends on the most important old Arabic grammar and some modern linguistic studies: seeking for preciseness and containment.