Özet:

Aim of this research is to reveal the contribution of Kitab al-'Ayn, considered a cornerstone in its field as a dictionary and attributed to al-Khalīl ibn Aḥmad al-Farāhīdī (d. 175/791), to the Arabic grammar as a field other than lexicography. In the study, the grammatical issues will be determined by scanning the mentioned work and was tried to find the contribution of Kitāb al-'ayn by evaluating the quotations made by the authors of the next period, especially Abu Bishr Amr ibn Uthman Sibawayh (d. 180/796) and his work al-Kitāb, which is seen as a touchstone in its field. In this quantitative research, citations made by the linguists of the Basra and Kufe language school, lived in the first three centuries of Hijri, were evaluated. In this way, the role of it in the development of Arabic grammar has been tried to be shown with examples. Members of other language schools will not be mentioned, as their formation has not been fully realized in that period. Thus, over the Kitāb al-'ayn sampling; In addition to examining the Arabic vocabulary or lexicon of such works, which were generally called dictionaries or mu'cem at that time, "does it also include grammar topics?" the positive answer to this question was confirmed.