- Martyrologies1
- Masjid al-Nabawī al-Sharīf1
- Mathematics, Jewish1
- Mathematics, Medieval1
- Maḥbūbī, ʻUbayd Allāh ibn Masʻūd, -1346 or 1347. Wishāḥ fī al-maʻānī wa-al-bayān1
- Medea, consort of Aegeus, King of Athens (Mythological character)1
- Medical astrology1
- Medicinal plants1
- Medicine, Greek and Roman1
- Medicine, Persian1
- Medicine--Manuscripts1
- Medicine--Religious aspects1
- Mehmed II, Sultan of the Turks, 1432-14811
- Mekhilta of Rabbi Ishmael1
- Memory1
- Mensural notation1
- Mercy1
- Metal clasps1
- Metaphysics (Aristotle)1
- Meteorology1