Searchable Online Version Academy of the Arabic Language in Cairo, al-Muʿjam al-Wasīṭ المعجم الوسيط لمجموعة من المؤلفين

This is a 1900-page dictionary of the Arabic language published in 1998 CE. Unlike traditional dictionaries, it defines words, rather than roots, making it accessible to laypeople. The definitions are brief and concise. It was written by a team at the Academy of the Arabic Language in Cairo, including Ibrāhīm Muṣṭafa, Aḥmad al-Ziyāt, Ḥāmid Abd al-Qādir and Muḥammad al-Najjār.