- Lord's prayer3
- Magic3
- Mahzorim3
- Manuscripts, Aramaic3
- Manuscripts, Ethiopic3
- Manuscripts, Japanese3
- Manuscripts, Nahuatl3
- Manāzil al-sāʼirīn (Anṣārī al-Harawī, ʻAbd Allāh ibn Muḥammad)3
- Maqdisī, Muḥammad ibn ʻAlī, d. 1417. Niẓām al-mudhahhab fī mufradāt al-madhhab3
- Marriage (Canon law)3
- Mary Magdalene, Saint3
- Materia medica, Vegetable3
- Mathematics, Greek3
- Maḥzor. Yom Kippur3
- Medici, House of3
- Medicine, Ancient3
- Medicine, Medieval--Manuscripts3
- Meteorologica (Aristotle)3
- Mineralogy3
- Mishnah. Berakhot3