- Predestination (Islam)1
- Quadrants (Astronomical instruments)1
- Questions and answers1
- Qurʼan. Sūrat al-Aʻrāf1
- Qurʼan. Sūrat al-Kāfirūn1
- Ramadan1
- Riddles, Persian1
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Risālah fī ādāb al-baḥth1
- Saʻīdī, Mīr Abū al-Fatḥ ibn Makhdūm, active 16th century. Ḥāshiyah ʻalá al-ʻAḍudīyah1
- Shaykhī1
- Shaykhī--Doctrines1
- Siwāsī, Muṣṭafá ibn Abī Bakr, d. 1824 or 5. Mafātīḥ al-durrīyah fī ithbāt al-qawānīn al-Darīyah1
- Solomon, King of Israel1
- Sources1
- Sufis1
- Sājaqlīzādah, Muḥammad ibn Abī Bakr, -1737. Risālah fī fann al-munāẓarah1
- Tables1
- Texts1
- Traditional medicine1
- Trivia and miscellanea1