| Acronym | Sense | Language | Topics |
|---|---|---|---|
| MGSE | Mechanical Ground Support Equipment | In English | → Mechanical engineering |
| MGT | Major Ground Test | In English | |
| MHI | Mitsubishi Heavy Industries | In English | → Mechanical engineering → Astronautics |
| MHITR | Mitsubishi Heavy Industries Technical Review | In English | → Serial publications, periodicals → Vehicle engineering |
| MHLA | Maritimes Health Libraries Association = ABSM | Association des Bibliothèques de la Santé des Maritimes | In French |
In English | → Libraries → Associations → Medicine → 6295 |
| MHV | Miniature Homing Vehicle | In English | → Vehicle engineering |
| MIA | Missile Intelligence Agency | In English | → Military affairs → Military engineering |
| MIAT | Mongolyn Irgenii Agaaryn Teever = МИАТ | Монголын Иргэний Агаарын Тээвэр | In Mongolian |
In Mongolian | → Aeronautics, aircraft → Transport and postal services |
| MIB | Materials and systems Institute of Bordeaux | In English | → Research institutes → Materials science |
| MIC | Monolithic Integrated Circuit | In English | → Electronics |
| MICA | Missile d'Interception de Combat et d'Autodéfense | In French | → Military engineering |
| MICB | Meck Island Control Building | In English | → Astronautics |
| MICOM | Missile Command | In English | → Military engineering |
| MIDAS | Missile Defence Alarm System | In English | → Military engineering |
| MIDSIM | Midcourse Exoatmospheric Event-Based Simulator | In English | → Astronomy → Astronautics |
| MiElC | Military Electronics Countermeasures | In English | → Serial publications, periodicals → Military engineering → Electronics |
| MiEng | Microelectronic Engineering | In English | → Serial publications, periodicals → Electronics |
| MIEWF | Master Integrated Engineering Work File | In English | → Files |
| MIF | Mechanical Integration Frame | In English | → Mechanical engineering |
| MIGD | Million Imperial Gallons per Day | In English | |
| MII | Maisons Individuelles Isolées | In French | → Construction → Energy economics |
| MiI | Microelectronics International | In English | → Serial publications, periodicals → Electronics |
| MILA | Merritt Island Launch Area | In English | → Astronautics |
| MILAN | Missile d'Infanterie Léger Antichar | In French | → Military engineering |
| MILCOMSAT | Military Communications Satellite | In English | → Military engineering → Astronautics |
| MILCON | Military Construction | In English | → Military engineering → Civil engineering → Construction |
| MILS | Missile Impact Location System | In English | → Military engineering |
| MILS | Missile Impact Location System | In French | → Military engineering |
| MILSTAR | Military Strategic And Tactical Relay System | In English | → Military engineering → Astronautics |
| MILSTD | Military Standard | In English | → Standardization → Military engineering |
| MIM | Maîtrise d'Ingénierie Mathématique | In French | → Higher education, universities → Mathematics |
| MINALOGIC | MIcro-NAnotechnologies et LOgiciel Grenoble-Isère Compétitivité | In French | → Organizations and associations → Industry, industrial policy → Electronics → Software |
| MIOM | Mâchefer d'Incinération d'Ordures Ménagères | In French | → Environmental technology, water supply, waste management |
| MIPIR | Missile Impact Pointing Imaging Radar | In English | → Military engineering |
| MIPR | Military Intergovernmental Purchase Request | In English | → 34745 → Military engineering |
| MIPS | Merritt Island Press Site | In English | → Newspapers, journalism → Astronautics |
| MIRADOR | Modélisation Interactive des Risques Associés au Développement d'Ouvrages Robustes | In French | → Computer simulation → Accidents, risks, safety → Civil engineering → Construction |
| MIRE | Mesure et système d'Information des Réseaux Électriques | In French | → Electrical engineering |
| MiRe | Microelectronics Reliability | In English | → Serial publications, periodicals → Electronics |
| MIRV | Multiple Independently Targetable Reentry Vehicles | In English | → Astronautics |
| MIRV | Multiple Independently Targetable Re-entry Vehicle | In English | → Military engineering |
| MisSp | Missiles Spacecraft | In English | → Serial publications, periodicals → Military engineering → Astronautics |
| MISTRAL | MISsile TRansportable Antiaérien Léger | In French | → Military engineering |
| MISTRAM | Missile Trajectory Measurement | In English | → Military engineering |
| MIT | Massachusetts Institute of Technology (http://web.mit.edu) | In English | → Specialized or polytechnical colleges → United States |
| MIT | Massachussetts Institute of Technology (http://web.mit.edu) | In English | → Specialized or polytechnical colleges |
| MITAS | Missile Threat Analysis Simulation | In English | → Military engineering |
| MITIL | MIT (Massachusetts Institute of Technology) Instrumentation Laboratory | In English | → Research institutes → Specialized or polytechnical colleges → United States |
| MITOC | Missile Intercom Technical Operational Communication | In English | → Military engineering → Telecommunications |
| MIXIPY | Mixed signal silicon Intellectual Property Yield | In English | → Electronics |
| MJ | Mechanical Joint | In English | → Mechanical engineering |
| MJF | Modeljernbaneforeningen (www.mjf.no) | In Norwegian | → Organizations and associations → Entertainment → Rail transport engineering |
| ML | Missile Launch | In English | → Military engineering |
| MLC | Mobile Launcher Computer | In English | → Computer hardware → Astronautics |
| MLF | MDM Launch Forward | In English | → Astronautics |
| MLG | Main Landing Gear | In English | → Aeronautics, aircraft → Astronautics |
| MLGD | Main Landing Gear Door | In English | → Aeronautics, aircraft → Astronautics |
| MLGS | Microwave Landing Guidance System | In English | → Aeronautics, aircraft → Astronautics |
| MLI | Modulation de Largeur d'Impulsion | In French | → Electrical engineering |
| MLP | Mobile Launch Platform | In English | → Astronautics |
| MLP | Mobile Launch(er) Platform | In English | → Aeronautics, aircraft → Astronautics |
| MLRS | Multiple Launch Rocket System | In English | → Military engineering → Astronautics |
| MLS | Microwave Landing System | In English | → Aeronautics, aircraft → Astronautics |
| MLV | Medium Launch Vehicle | In English | → Aeronautics, aircraft → Astronautics |
| MLV | Medium-Lift Launch Vehicle | In English | → Aeronautics, aircraft → Astronautics |
| MLW | Maximum Landing Weight | In English | → Aeronautics, aircraft → Transport and postal services |
| MM&TS | Master Manufacturing and Test Schedule | In English | |
| MMA | Moving Mechanical Assembly | In English | → Mechanical engineering |
| MMAS | Mechanized Material Accountability System | In English | → Maintenance and logistics → Mechanical engineering |
| MMAS | Mathematical Methods in the Applied Sciences | In English | → Serial publications, periodicals → Mathematics |
| MMC | Master Microprocessor Control | In English | → Computer hardware → Electronics |
| MMC | Midmotor Controller | In English | → Vehicle engineering |
| MMCA | Midmotor Controller Assembly | In English | → Vehicle engineering |
| MMIA | Monolithic Microwave Integrated Amplifier | In English | → Electronics |
| MMIC | Millimeter-Wave Monolithic Integrated Circuit | In English | → Electronics |
| MMIC | Monolithic Microwave Integrated Circuit | In English | → Electronics |
| MMLS | Martin Marietta Launch Services | In English | → Aeronautics, aircraft → Astronautics |
| MMP | Materials and Manufacturing Processes | In English | → Serial publications, periodicals → Materials science |
| MMPSE | Multiuse Mission Payload Support Equipment | In English | → Astronautics |
| MMRS | Manned Military Recovery System | In English | → Military engineering |
| MMS | Multi-mission Modular Spacecraft | In English | → Astronautics |
| MMS | Manned Maneuvering System | In English | → Astronautics |
| MMS | Mission Modular Spacecraft | In English | → Astronautics |
| MMS | Multimission Modular Spacecraft | In English | → Astronautics |
| MMS | Multimission Spacecraft | In English | → Astronautics |
| MMU | Manned Maneuvering Unit | In English | → Astronautics |
| MMW | Mining and Milling Waste | In English | → Mining |
| MNA | Mission Nationale des Arrêts | In French | → Nuclear technology |
| MNOS | Metal Nitride Oxide Semiconductor | In English | → Electronics |
| MNPQ | Messen, Normen, Prüfen und Qualitätssicherung | In German | → Quality management |
| MO | Manned Orbiter | In English | → Astronautics |
| MOAB | Massive Ordnance Air Blast | In English | → Military engineering |
| MOAT | Missile On Aircraft Test | In English | → Military engineering → Aeronautics, aircraft |
| MOC | Mystérieux Objets Célestes | In French | → Astronomy → Astronautics |
| MOCA | Modification des connaissances, attitudes et/ou comportements des usagers en faveur de la sécurité routière | In French | → Vehicle engineering → Transport and postal services |
| MOCN | Machine-Outil à Commande Numérique | In French | → Mechanical engineering → Computer-based techniques |
| MODE | Middeck Zero-Gravity Dynamics Experiment | In English | → Astronautics |
| MODEL | Multidisciplinary Optimization and Design Engineering Laboratory | In English | → Research institutes |
| MODS | Military Orbital Development System | In English | → Military engineering → Astronautics |
| MOF | Manned Orbital Flight | In English | → Astronautics |
| MOL | Manned Orbital Laboratory | In English | → Research institutes → Astronautics |
| MOP | Made-to-Order Production | In English | |
| MOPA | Master Oscillator Power Amplifier | In English | → Electrical engineering |
| MOPIS | Missile Operations Intercommunications System | In English | → Military engineering |
| MOPS | Military Operation Phone System | In English | → Military engineering → Telecommunications |
| MOPS | Missile Operations | In English | → Military engineering |
| MOR | Manufacturing Operations Record | In English | → Records management |
| MOR | Manufacturing Order Record | In English | → Records management |
| MORL | Manned Orbiting Research Laboratory | In English | → Research institutes → Astronautics |
| MOS | Metal Oxide Semiconductor | In English | → Electronics |
| MOSAAR | Module d'Optimisation et de Sensibilité des Ateliers d'ARchitecture | In French | → Software → Mechanical engineering → Automobile manufacturing |
| MOSES | Mobile Safety System | In English | → Accidents, risks, safety |
| MOSFET | Metal-On-Silicon Field-Effect Transistor | In English | → Electronics |
| MOSPO | Mobile Satellite Photometric Observatory | In English | → Observatories → Astronautics |
| MOSS | Manned Orbital Space Station | In English | → Astronautics |
| MotZe | Motortechnische Zeitschrift | In German | → Serial publications, periodicals → Mechanical engineering → Vehicle engineering |
| MOX | Mixed OXyde fuel | In English | → Nuclear technology |
| MPBS | Main Power Bus Supply | In English | → Electrical engineering |
| MPD | Main Dc Power Distributor | In English | → Electrical engineering |
| MPFD | Microdevices: Physics and Fabrication Technologies | In English | → Serial publications, periodicals → Mechanical engineering |
| MPGHM | Mobile Payload Ground Handling Mechanism | In English | → Astronautics |
| MPI | Mission Payload Integration | In English | → Astronautics |
| MPI | Midi-Pyrénées Innovation | In French | → Regional administration |
| MPIO | Mission Payload Integration Office | In English | → Astronautics |
| MPL | Mechanical Parts List | In English | → Maintenance and logistics → Mechanical engineering |
| MPL | Minimum Power Level | In English | → Electrical engineering |
| MPM | Manipulator Positioning Mechanism | In English | → Mechanical engineering |
| MPMP | Mechanical Parts, Material & Process(es) | In English | → Maintenance and logistics → Mechanical engineering |
| MPMSE | Multiuse Payload and Mission Support Equipment | In English | → Astronautics |
| MPOR | Master Power-On Reset | In English | → Electrical engineering |
| MPP | Manufacturing Process Procedure | In English | |
| MPPE | (Integrated Research in) Materials, Processing and Product Engineering | In English | |
| MPPSE | Multipurpose Payload Support Equipment | In English | → Astronautics |
| MPR | Moto-Pompe Remorquable | In French | → Automobile manufacturing → Firefighting |
| MPRAS | Multipath Redundant Avionics Suite | In English | → Aeronautics, aircraft |
| MPS | Main Propulsion System | In English | → Vehicle engineering |
| MPS | Maneuvering Propulsion Subsystem | In English | → Vehicle engineering |
| MPS | Material Processing Satellite | In English | → Materials science → Astronautics |
| MPS | Material Processing Specification | In English | → Vehicle engineering |
| MPS | Materials Processing In Space | In English | → Materials science → Astronautics |
| MPS | Materials Processing Science | In English | → Materials science |
| MPS&P | Material Processing Specifications and Procedures | In English | → Materials science |
| MPT | Main Propulsion Test | In English | → Vehicle engineering |
| MPTA | Main Propulsion Test Article | In English | → Vehicle engineering |
| MPTF | Main Propulsion Test Facility | In English | → Vehicle engineering |
| MPTP | Main Propulsion Test Program | In English | → Vehicle engineering |
| MPVA | Main Propellant Valve Actuator | In English | → Astronautics |
| MR | Majoration Résidentielle | In French | → Prices → Energy economics |
| MRA | Mechanical Readiness Assessment | In English | → Mechanical engineering |
| MRBM | Medium-Range Ballistic Missile | In English | → Military engineering |
| MRF | Missile Repair Facility | In English | → Military engineering |
| MRIF | Materials Research Instrument Facility | In English | → 620 |
| MRL | Missile Reference Line | In English | → Military engineering |
| MRLD | Machine Rotative à Losange Déformable | In French | → Mechanical engineering |
| MRMS | Mobile Remote Manipulator System | In English | → Mechanical engineering |
| MRP | Missile Reference Plane | In English | → Military engineering |
| MRR | Manufacturing Readiness Review | In English | → Maintenance and logistics |
| MRSR | Mars Rover Sample Return | In English | → Planets and satellites → Astronautics |
| MS | Machine Screw | In English | → Mechanical engineering |
| MS | Mechanical System | In English | → Mechanical engineering |
| MS | Material Specification | In English | → Maintenance and logistics → Materials science |
| MS/MS | Material Science and Manufacturing in Space | In English | → Astronautics |
| MSA | Main Bus Solar Array | In English | → Energy economics |
| MSA | Minimum Significant Activity | In English | → Nuclear technology |
| MSAM | Medium Surface-to-Air Missile | In English | → Military engineering |
| MSBLS | Microwave Scan-Beam Landing System | In English | → Aeronautics, aircraft → Astronautics |
| MSBLSGS | Microwave Scan-Beam Landing System Ground Station | In English | → Astronautics |
| MSBS | Missile Mer-Sol Balistique Stratégique | In French | → Military engineering |
| MSCB | Manufacturing Status Control Board | In English | → Maintenance and logistics |
| MSCTN | Meteorological Satellite Center Technical Note | In English | → Serial publications, periodicals → Meteorology, climatology → Astronautics |
| MSD | Missile Systems Division | In English | → Military engineering |
| MSDG | Machine de Serrage et de Desserrage des Goujons (de cuve) | In French | → Mechanical engineering |
| MSDT | Multiple Shuttle Data Tape | In English | → Data → Astronautics |
| MSE | Manned Space Flight Engineer | In English | → Astronautics |
| MSE | Mechanical Support Equipment | In English | → Mechanical engineering |
| MSE | Mission Staff Engineer | In English | |
| MSE | Mission Support Equipment | In English | |
| MSEng | Materials Science and Engineering | In English | → Serial publications, periodicals → Materials science |
| MSF | Manned Space Flight | In English | → Astronautics |
| MSF | Materials Science Forum | In English | → Serial publications, periodicals → Materials science |
| MSF | Multi-Stage Flash distillation | In English | → Environmental technology, water supply, waste management |
| MSFC | Marshall Space Flight Center | In English | → Astronautics |
| MSFN | Manned Space Flight Network | In English | → Astronautics |
| MSFP | Manned Space Flight Program | In English | → Astronautics |
| MSFSG | Manned Space Flight Support Group | In English | → Astronautics |
| MSG | Mechanical Subsystem Group | In English | → Mechanical engineering |
| MSI | Mise en Service Industriel | In French | |
| MSL | Materials Science Laboratory | In English | → Research institutes → Materials science |
| MSL | Mechanical Systems Laboratory | In English | → Research institutes → Mechanical engineering |
| MSM | Mechanics of Structures and Machines | In English | → Serial publications, periodicals → Mechanical engineering |
| MSMA | Maintenance des Systèmes Mécaniques Automatisés | In French | → Maintenance and logistics → Mechanical engineering |
| MSO | Manufacturing Safety Office | In English | |
| MSOB | Manned Spacecraft Operations Building | In English | → Astronautics |
| MSOCC | Multisatellite Operations Control Center | In English | → Astronautics |
| MSRS | Microsoft Robotics Studio | In English | → Computer science → Electronics |
| MSS | Manufacturers' Standardization Society | In English | → Organizations and associations → Standardization |
| MSS | Mechanical Support System | In English | → Mechanical engineering |
| MSS | Medium/Small Satellite Servicing | In English | → Astronautics |
| MSSP | Mechanical Systems and Signal Processing | In English | → Serial publications, periodicals → Mechanical engineering → Electronics |
| MSSRV | Mars Surface-Sample Return Vehicle | In English | → Vehicle engineering → Astronautics |