- magnetic dipole moment
- magnetic disk
- magnetic flux
- macdowell
- mace
- macebearer
- maestro
- macedon
- macedonian war
- macedonia
- magadhan
- magenta
- magic trick
- magical
- magilp
- magistracy
- magna carta
- maglev
- magnanimity
- magnanimous
- macedonian
- macer
- macerate
- machine readable
- maceration
- macgregor
- macguffin
- mach
- mach number
- machaeranthera
- machaeranthera bigelovii
- machiavelli
- machaeranthera tanacetifolia
- machete
- machiavellian
- machiavellianism
- machilid
- machilidae
- machination
- machinator
- machine bolt
- machine gun
- machine age
- machine language
- machine made
- machine operation
- machine pistol
- machine politician
- machine stitch
- machine readable dictionary