own commentary"; Kitāb ma’ānī al-Qur’ān (), ‘Meaning of the Qur’ān’; tafsir (exegesis) of ambiguities, metaphors and figurative expressions. Kitāb al-Ishtiqāq (); Etymology Kitāb al-Qawāfī (); Kitāb al-‘Arūḍ (); Prosody Kitāb al-farqu (); Differentiation Kitāb kulq al-Insān (); The nature of Man Kitāb kulq al-faris (); The nature of the Horse Kitāb mukhtaṣir nuḥw (); Abridgment of Grammar Kitāb Fa‘altu wa-Af‘altu (); on the first and fourth Arabic verb forms Kitāb mā yunṣarif wa-mā lā yunṣarif (); ‘What Is Inflected and What Is Not Inflected’ Kitāb ṣahr abyāt Sībawayh (); Commentary on the verses in the grammar of Sībawayh; Kitāb an-nawādir (); Book of Rare Forms. Book of Dictates; Book of Anecdotes; Treatise on the influence of the constellation upon the weather Abū Alī al-Fārisī wrote a treatise in refutation of al-Zajjāj, titled Kitāb al-masā’il al-maslahat yurwiha ‘an az-Zajjāj wa-tu’raf bi-al-Aghfāl (); the Aghfāl (‘Negligences’, or ‘Beneficial (Corrected) Questions’), in which he refutes al-Zajjāj in his book Maāni (Rhetoric). See also List of Arab scientists and scholars Further reading Notes References Citations Bibliography 840s births 922 deaths Year of birth uncertain 10th-century linguists 10th-century philologists 10th-century philosophers 10th-century scientists 10th-century zoologists Hadith scholars 10th-century people from the Abbasid Caliphate Scholars from the Abbasid Caliphate Arabists Botanists of the medieval Islamic world Grammarians of Arabic Grammarians of Basra Iraqi anatomists Iraqi philologists Linguists from Iraq Medieval grammarians of Arabic People from Baghdad Zoologists of the medieval Islamic world Courtiers of the Abbasid Caliphate