Mārtius, a, um, adj., pertaining to Mars.

Mārtius, ī, m., the month of March; usually used as an adj., Mārtius, a, um, agreeing with mēnsis, Kalendae, Nōnae, Īdūs.

Masinissa, ae, m., a king of Numidia, an ally of the Romans.

Massilia, ae, f., a city in Gaul, modern Marseilles.

māter, tris, f., mother.

māternus, a, um [māter], adj., of a mother, mother’s; maternal, on the mother’s side.

mātrimōnium, ī [māter], n., marriage; pl. wives.

mātrōna, ae [māter], f., a matron, woman.

Mauretania, ae, f., a district on the northwestern coast of Africa, embracing parts of modern Morocco and Algiers.

Māxentius, ī, m. (M. Aurēlius Valerius) Māxentius, Roman emperor 306-312 A.D.