Quran Sciences role to Explain Quran's Diacritic

Quanic Diacritics and analysis of this Holy manuscript based on Arabic rules is one of the most ancient Quranic Islamic sciences. On the other hand sometimes different diacritic may be added to the same word or lexicon in which the need to an appropriate tool in order to check the accuracy or inaccuracy is felt. One of the most important documents and sources to explain these diacritic. But what is the science for explaining the diacritic? The present paper initially and briefly attempts to study the Qauranic sciences semantics and then the Arabic diacritic science in library method and offers samples of their applications in different fields; it tries to answer the related questions and describes how the Quranic sciences aid interpreters to explain these diacritics; and how these explanations removes the doubts in Quran's accuracy.