- Arabic language--Synonyms and antonyms1
- Arabic language--Vocabulary1
- Arabic prose literature1
- Arbaʻah ṭurim (Jacob ben Asher)1
- Arbitration and award (Jewish law)1
- Archery1
- Ardabīlī, Muḥammad ibn ʻAbd al-Ghanī, -1249 or 1250. Sharḥ al-Unmūdhaj1
- Ardabīlī, Yūsuf ibn Ibrāhīm, -1396 or 1397. Anwār li-aʻmāl al-abrār fī fiqh al-Imām al-Shāfiʻī1
- Armayūnī, Yūsuf ibn ʻAbd Allāh, -15511
- Armenia1
- Art1
- Artillery1
- Asceticism--Hinduism1
- Ashkenazim1
- Astarābādhī, Muḥammad ibn ʻAlī, -1618 or 1619. Manhaj al-maqāl fī taḥqīq aḥwāl al-rijāl1
- Astrometeorology1
- Astronomy, Ancient1
- Astronomy, Medieval1
- Astronomy--Religious aspects1
- Astronomy--Religious aspects--Islam1