Browse the Concise Encyclopedia
- m16 rifle
- ma'rib
- maa-alused
- maastricht treaty
- maat
- mabinogion
- macadam
- macadamia
- macaque
- macau
- macaw
- maccabees
- macchiaioli
- macdonnell ranges
- macedonian wars
- mach's principle
- machine
- machine gun
- machine language
- machine tool
- machismo
- machu picchu
- mackenzie river
- mackerel
- mackerel shark
- mackinac island
- mackinac, straits of
- maclean's
- macmillanpublishers ltd.
- macquarie harbour
- macrobiotics
- macroeconomics
- macromolecule
- macular degeneration
- macumba
- macy's
- mad cow disease
- madder family
- madderakka
- madeira islands
- madhya pradesh
- madhyamika
- madonna
- madrasah
- madre, laguna
- madrid
- madrigal
- maenads and bacchantes
- maffei i and ii
- mafia
- mafic rock
- mafikeng, siege of
- magadha
- magazine
- magdalen islands
- magdalenian culture
- magellan, strait of
- magellanic cloud
- magenta, battle of
- magherafelt
- maghrib
- magi
- magic
- magic realism
- maginot line
- magistrates' court
- magma
- magna carta
- magna graecia
- magnesia ad sipylum
- magnesium
- magnet
- magnetic dipole
- magnetic field
- magnetic force
- magnetic permeability
- magnetic resonance
- magnetic resonance imaging (mri)
- magnetism
- magnetite
- magneto
- magnetosphere
- magnitude
- magnolia
- magnus effect
- magpie
- magus
- magyar
- mah-jongg
- mahabharata
- maharashtra
- mahasanghika
- mahayana
- mahdi
- mahdist movement
- mahogany family
- maidstone
- maine
- maine coon cat
- maine, destruction of the