- Astrology, Turkish2
- Astronomical literature2
- Astronomy, Greek2
- Astronomy--Mathematics2
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah. Qism al-Ṭabīʻī wa-al-ilāhī2
- Atlases (Geographic)2
- Austria--Vienna2
- Authority--Religious aspects2
- Authorship2
- Avicenna, 980-1037. Ishārāt wal-al-tanbīhāt2
- Aḥsāʼī, Aḥmad ibn Zayn al-Dīn, 1753-1826. Fawāʼid2
- Bael (Tree)2
- Bahjah al-marḍīyah (Suyūṭī)2
- Bakrī al-Ṣiddīqī, Muḥammad ibn Abī al-Afrāḥ, -1676. Qaṣīdah2
- Balarāma (Hindu deity)2
- Bangladesh2
- Bards and bardism in literature2
- Barlaam and Joasaph2
- Bassāmah (Ibn ʻAbdūn, ʻAbd al-Majīd ibn ʻAbd Allāh)2
- Bathhouses2