Jawhari's fame rests on his dictionary Tād̲j̲ al-lug̲h̲a wa-ṣiḥāḥ al-ʿarabiyya, commonly known as al-Ṣiḥāḥ or al-Ṣaḥāḥ, which represents a milestone in the development of Arabic lexicography. He used the last radical of the roots as the primary basis for the arrangament of ...