- Astrology1
- Astrology, Arab5
- Astronomical instruments2
- Astronomy7
- Astronomy, Arab15
- Astronomy, Greek1
- Astronomy, Medieval1
- Aswānī, ʻUthmān ibn Saʻd Allāh, active 19th century. Risālat al-ikhwān1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah2
- Authority--Religious aspects1
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- Avicenna, 980-1037. Ishārāt wal-al-tanbīhāt1
- Aḥsāʼī, Aḥmad ibn Zayn al-Dīn, 1753-1826. Fawāʼid1
- Aḥsāʼī, Aḥmad ibn Zayn al-Dīn, 1753-1826. Ziyādāt al-Fawāʼid1
- Aḥsāʼī, Yaḥyá ibn Ḥusayn, active 17th century-18th century1
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- Bahnasī, ʻAbd al-Wahhāb ibn al-Ḥasan, -1286 or 1287. Naẓm Muthallath Quṭrub1
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