- Qānūn fī al-ṭibb (Avicenna)1
- Recitations1
- Reproduction1
- Sayyidah Nafīsah, 762 or 763-823 or 8241
- Scales (Weighing instruments)1
- Sexual ethics--Religious aspects1
- Sharḥ Shamsīyah (Quṭb al-Taḥtānī, Muḥammad ibn Muḥammad)1
- Shaybānī, Muḥammad ibn al-Ḥasan, approximately 750-804 or 805. Jāmiʻ al-kabīr1
- Shaybānī, Muḥammad ibn al-ḥasan, approximately 750-804 or 805. Jāmiʻ al-ṣaghīr1
- Shīʻah--Doctrines1
- Soul1
- Specimens1
- Spherical trigonometry1
- Sufis1
- Sufism1
- Syria--Latakia1
- Sīrat Rasūl Allāh (Ibn Hishām, ʻAbd al-Malik)1
- Tārīkh Baghdād (Khaṭīb al-Baghdādī, Abū Bakr Aḥmad ibn ʻAlī)1
- Urmawī, Sirāj al-Dīn Maḥmūd ibn Abī Bakr, 1198-12831
- Utopias1