- Asharites3
- Ashbāh wa-al-naẓāʼir (Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm)13
- Asia2
- Assyrian Church of the East1
- Astarābādhī, Muḥammad ibn ʻAlī, -1618 or 1619. Manhaj al-maqāl fī taḥqīq aḥwāl al-rijāl2
- Astarābādī, al-Ḥasan ibn Muḥammad, d. 1315. Wāfīyah fī sharḥ al-Kāfīyah2
- Astrolabes15
- Astrology5
- Astrology, Arab12
- Astrology, Indic1
- Astrology, Iranian1
- Astrology, Turkish2
- Astronomical instruments8
- Astronomy18
- Astronomy, Arab41
- Astronomy, Arab--Tables2
- Astronomy, Greek1
- Astronomy, Medieval1
- Astronomy--Tables1
- Aswānī, ʻUthmān ibn Saʻd Allāh, active 19th century. Risālat al-ikhwān1