- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Sharḥ al-Waḍʻīyah1
- Rasāʼil (Ikhwān al-Ṣafāʼ)1
- Rawḍah al-bahīyah fī sharḥ al-Lumʻah al-Dimashqīyah (Shahīd al-Thānī, Zayn al-Dīn ibn ʻAlī)1
- Risālah al-waḍʻīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)1
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Ashkāl al-taʼsīs1
- Satellites--Phases1
- Sex--Religious aspects--Islam1
- Shaykhī1
- Shiites1
- Sources1
- Sprinkled papers1
- Tadhkirah fī ʻilm al-hayʼah (Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad)1
- Tajrīd al-iʻtiqād (Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad)1
- Tenth century1
- Terminology1
- Time (Islamic law)1
- Time measurements1
- Translating and interpreting1
- Turkah, Muḥammad ibn Ḥabīb Allāh, active 14th century. Qawāʻid al-tawḥīd1