M
MB	Mega Byte
Mb	Mega bit
Mbps	Mega Bit pr sekund
MBONE	Multicast backbone
MFC	Microsoft Foundation Classes
MFLOPS	Millions of Floating point Operations Per Second
MHz	Mega Hertz
MIDI	Musical Instrument Digital Interface
MIME	Multipurpose Internet Mail Extensions
MIPS	Millions of Instructions Per Second
MIS	Management Information Systems
MMX	Multi Media Extensions
MODEM	MOdulator/DEModulator
MOS	Metal Oxide Semiconductor
MOSFET	Metal Oxide Semiconductor Field Effect Transistor
MOSIS	Metal Oxide Semiconductor Implementation System
MOSS	MIME Object Security Services
MOST	Metal Oxide Semiconductor Transistor
MPEG	Motion Pictures Experts Group
MPU	Main Processing Unit
MTBF	Mean Time Between Failures
MUD	Multi-User Dungeon