- Turkish wit and humor1
- Tuḥfah al-Wardīyah (Ibn al-Wardī, Zayn al-Dīn ʻUmar ibn al-Muẓaffar)1
- Tuḥfat al-mubtadī wa-tabṣirat al-muntahī1
- Tāfilātī, Muḥammad ibn Muḥammad, d. 1777. Taʼnīs al-fuʼād bi-takhmīs Bānat Suʻād1
- Tārīkh al-Yamīnī (ʻUtbī, Muḥammad ibn ʻAbd al-Jabbār)1
- United States Naval Expedition to Japan (1852-1854)1
- Urdu language1
- Urdu literature1
- Urjūzah fī al-ṭibb (Avicenna)1
- Ushnuhī, ʻAbd al-ʻAzīz ibn ʻAlī, 12th cent. Kifāyah fī al-farāʼiḍ1
- Vedanta1
- Vefa, Şeyh, d. 1490. Ruzname-yi Şeyh Vefa1
- Ventilation1
- Verse drama1
- Veterinary medicine1
- Visions1
- Volvelles1
- Warsh al-Miṣrī, ʻUthmān ibn Saʻīd, 728 or 729-812 or 8131
- Water clocks1
- Water--Religious aspects--Islam1