- Materia medica, Animal3
- Materia medica, Vegetable4
- Mathal al-sāʼir fī adab al-kātib wa-al-shāʻir (Ibn al-Athīr, Ḍiyāʼ al-Dīn Naṣr Allāh ibn Muḥammad)1
- Mathematical instruments1
- Mathematical recreations1
- Mathematicians, Arab1
- Mathematics36
- Mathematics, Ancient1
- Mathematics, Arab184
- Mathematics, Greek8
- Mathematics, Japanese1
- Mathematics, Jewish1
- Mathematics, Medieval1
- Mathematics--Study and teaching1
- Matsliaḥ, ha-Kohen, 12th century2
- Mattei, Teo1
- Matteo, Bernardo di1
- Matteo, Giovanni di1
- Matter--Religious aspects--Hinduism7
- Matthei, Bernardino1