Appendix Acronyms M

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Acronyms - M

M Mega- (metric 10^6)

M meter(s)

M milli- (metric 1/1000)

M Miniatures

MA Massachusetts [US state postal designation]

MAAP Maintenance And Administration Panel

MAC an MIT interdepartmental lab (stands for many things) (renamed to LCS)

MAC Media Access Control

MAC Medium Access Control

MAC Military Air Command

MACSYMA project MAC's SYmbolic MAnipulation System

MAD Mutual Assured Destruction

MADD Mothers Against Drunk Driving

MAG Magazine

MAN Metropolitan Area Network

MAP Manufacturing Automation Protocol

MAP/TOP Manufacturing Automation Protocol/Technical Office Protocol

MARBI MAchine Readable form of Bibliographic Information

MARC MAchine Readable card Catalog

MARS Multiuser Archival and Retrieval System

MASC Multiple Award Schedule Contract

MASER Microwave Amplification by Stimulated Emission of Radiation

MASH Mobile Army Surgical Hospital

MAST Multi-Application SOnar Trainer

MAT-CALS Marine Air Traffic-Control And Landing System

MAU Math Acceleration Unit

MAU Media Access Unit

MAU Medium Access Unit

MB Manned Base [Space]

MB MegaByte

MBA Master Business Administration

MBTA Massachusetts Bay Transportation Authority

MC Master of Ceremonies

MCA Micro Channel Architecture

MCAE Mechanical Computer Aided Engineering

MCC Master Control Console

MCC Microelectronics and Computer technology Corporation

MCC Mission Control Center [Space]

MCP Master Control Program

MCP/AS Master Control Program/Advanced System

MCPO Master Chief Petty Officer

MCSV Mars Crew Sortie Vehicle [NASA OEXP]

MD Doctor of Medicine

MD Maryland

MD Maryland [US state postal designation]

MD Medical Doctor

MD Months after Date

MDAS Magnetic Drum Auxiliary Sender

MDC Metropolitan District Commision (Mass State Agency)

MDE Modular Design Environment

MDF Main Distribution Frame [Telephony]

MDRE Mass Driver Reaction Engine [Space]

MDT Mean Down Time

ME Maine

ME Mechanical Engineer

MECO Main Engine CutOff [Space, Shuttle]

MEd Master of EDucation

MERP Middle-Earth Role Playing

MeV Million Electron Volts

MF Medium Frequency (300-3000KHz)

MF Middle French

MF Multi-Frequency [Telephony]

MFA Master Fine Arts

MFA Museum of Fine Arts [Boston]

MFJ Modified Final Judgment [Telephony]

MFLOPS Million FLoating-point OPerations per Second (see also FLOPS)

MFM Modified Frequency Modulation

MFS Macintosh File System

MG Machine Gun

MG Major General

MG Military Government

MGH Massachusetts General Hospital

MGM Metro-Goldwyn Mayer [Corporate name]

MHD MagnetoHydroDynamics

MHS Mail Handling System [ISO]

MHz Mega HertZ (unit of frequency, 1,000,000 cycles per second)

MI Michigan

MI Military Intelligence

MIA Missing In Action

MIB Management Information Base

MIDI Musical Instrument Digital Interface

MIFASS Marine Integrated Fire And Support System

MILNET MILitary NETwork

MIM Morality In Media

MIMD Multiple Instruction, Multiple Data

MINCE MINCE Is Not Complete Emacs

MIPS Million Instructions Per Second

Mir Peace [Russian]

MIRV Multiple Independently-Targetable Reentry Vehicle

MIS Management Information System

MIT Massachusetts Institute of Technology

ML Middle Latin

ML milliliter(s)

MLA Member of Legislative Assembly (see MPP)

MLD Minimum Lethal Dose

MLL Mars Logistics Lander [NASA OEXP]

MLS Microwave Landing System

MLS Multi-Level Security

MLV Medium Lift Vehicle [NASA OEXP]

MM Maryknoll Missioners

Mm millimeters

MMES Martin Marietta Energy Systems

MMFS Manufacturing Message Format Standard

MMH MonoMethyl Hydrazine [Space]

MMM see 3M

MMT Multiple Mirror Telescope [Space]

MMU Manned Maneuvering Unit [Space]

MMU Memory Management Unit

MMW Multi-Mega Watt [Space]

MN Minnesota

MNA Member of National Assembly (Quebec)

MNP Microcom Networking Protocol [Corporate name]

MNRAS Monthly Notices of the Royal Astronomical Society [Space]

MO Mail Order

MO Medical Officer

MO Missouri

MO Modus Operandi

MO Money Order

MOC Mars Observer Camera (on Mars Observer) [Space]

MOD Ministry of Defence (UK) (sometimes written MoD)

MOL Manned Orbiting Laboratory [Space]

MOLA Mars Observer Laser Altimeter (on Mars Observer) [Space]

MOMA Museum of Modern Art [New York]

MOMV Manned Orbital Maneuvering Vehicle [Space]

MOR Middle-Of-the-Road

MOS Metal Oxide Semiconductor

MOSFET Metal Oxide Semiconductor Field Effect Transistor

MOTAS Member Of The Appropriate Sex

MOTIS Member Of The Inappropriate Sex

MOTIS Message-Oriented Text Interchange System

MOTOS Member of the Opposite Sex

MOTSS Member of the Same Sex

MOTV Manned Orbital Transfer Vehicle [Space]

MOU Memorandum Of Understanding

MOUSE Minimum Orbital Unmanned Satellite of Earth

MP Melting Point

MP Member of Parliament

MP Metropolitan Police

MP Military Police(man)

MPC Minor Planets Circular [Space]

MPE Mission to Planet Earth [Space]

MPG Miles Per Gallon

MPH Miles Per Hour

MPP Member of Provincial Parliament (Canada; also MLA)

MPR Mars Pressurised Rover [Space]

MPV Mars Piloted Vehicle [NASA OEXP]

MPW Macintosh Programmer's Workshop

MR Miniatures Rules

MRI Magnetic Resonance Imaging

MRP Manufacturing Requirements Planning

MRSR Mars Rover and Sample Return [Space]

MRSRM Mars Rover and Sample Return Mission [Space]

MS ManuScript

MS Master of Science

MS Military Science

MS Motor Ship

MS Multiple Sclerosis

MSB Most Significant Bit; Most Significant Byte

MSC MicroSoft C

MSCP Mass Storage Control Protocol

MSD Most Significant Digit

MS-DOS MicroSoft DOS

MSE Mobile Subscriber Equipment

MSFC (George C.) Marshall Space Flight Center (NASA) [Space]

MSFC Marshall Space Flight Center

MSG MonoSodium Glutamate

MSH Marvel Super Heroes

MSL Mean Sea Level

MSPCA Massachussetts Society for the Prevention of Cruelty to Animals

MSPE Mercenaries, Spies & Private Eyes

MSRP Manufacturer's Suggested Retail Price

MSS Management Support System

MSS ManuScriptS

MSS Mass Storage System

MSS Maximum Segment Size [TCP/IP] (see also MTU)

MST Mountain Standard Time

MT Metric Ton

MT Mountain Time

MTA Message Transfer Agent

MTA Metropolitan Transportation Authority

MTBF Mean Time Between Failures

MTC Man Tended Capability [Space]

MTR Magnetic Tape Recording

MTSO Mobile Telephone Switching Office [Telephony]

MTTF Mean Time To Failure

MTTR Mean Time To Recovery

MTTR Mean Time To Repair

MTU Maximum Transfer Unit [Networking] (see also MSS)

MTV Music TeleVision

MUF Maximum Usable Frequency (max freq during sunspot activity)

MULTICS MULTiplex Information Computer Services

MUMPS Mgh Utility MultiProgram System

MUNG Mung Until No Good (see the hacker's dictionary)

MUX MUltipleXor

MVA MegaVolt Ampere

MVS Multiple Virtual Storage [IBM]

MX Missile eXperimental