

| Acronym | Sense | Language | Topics | 
|---|---|---|---|
| Mg | Магний = Mg | Magnésium | In French = Mg | Magnesium | In Afrikaans = Mg | مغنيزيوم | In Arabic = Mg | Magnesiu | In Asturian = Mg | Maqnezium | In Azerbaijani = Mg | Магній | In Belarusian = Mg | Магнезий | In Bulgarian = Mg | ম্যাগনেসিয়াম | In Bengali = Mg | Magnezijum | In Bosnian = Mg | Magnesi | In Catalan = Mg | Magnesium | In Cebuano = Mg | Magnesiu | In Corsican = Mg | Hořčík | In Czech = Mg | Magnesiwm | In Welsh = Mg | Magnesium | In Danish = Mg | Magnesium | In German = Mg | މެގްނީޒިއަމް | In Dhivehi = Mg | Μαγνήσιο | In Greek = Mg | Magnezio | In Esperanto = Mg | Magnesio | In Spanish = Mg | Magneesium | In Estonian = Mg | Magnesio | In Basque = Mg | منیزیم | In Persian = Mg | Magnesium | In Finnish = Mg | Magnesi | In Friulian = Mg | Magnesio | In Galician = Mg | Magnaishum | In Manx = Mg | מגנזיום | In Hebrew = Mg | मेगनीसियम | In Hindi = Mg | Magnezij | In Croatian = Mg | Manyezyòm | In Haitian Creole = Mg | Magnézium | In Hungarian = Mg | Մագնիում | In Armenian = Mg | Magnesium | In Indonesian = Mg | Magnezio | In Ido = Mg | Magnesín | In Icelandic = Mg | Magnesio | In Italian = Mg | マグネシウム | In Japanese = Mg | lidgusyjinme | In Lojban = Mg | Magnesium | JV = Mg | მაგნიუმი | In Georgian = Mg | ಮ್ಯಗ್ನೀಶಿಯಮ್ | In Kannada = Mg | 마그네슘 | In Korean = Mg | Magnezyûm | In Kurdish = Mg | Magnesium | In Latin = Mg | Magnesium | In Letzeburgesh = Mg | Magnis | In Lithuanian = Mg | Magnijs | In Latvian = Mg | Konupora | In Māori = Mg | Магнезиум | In Macedonian = Mg | മഗ്നീഷ്യം | In Malayalam = Mg | Magnesium | In Malay = Mg | Magnesium | In Low German = Mg | Magnesium | In Dutch = Mg | Magnesium | In Nynorsk = Mg | Magnesium | In Norwegian = Mg | Magnèsi | In Occitan = Mg | Magnez | In Polish = Mg | Magnésio | In Portuguese = Mg | Qunta q'illay | In Quechua = Mg | Magneziu | In Romanian = Mg | Магний | In Russian = Mg | Magnesiu | In Sicilian = Mg | Magnezij | In Serbo-Croatian = Mg | Horčík | In Slovak = Mg | Magnezij | In Slovenian = Mg | Magneziumi | In Albanian = Mg | Магнезијум | In Serbian = Mg | Magnesium | In Swedish = Mg | Magnesi | In Swahili = Mg | மக்னீசியம் | In Tamil = Mg | แมกนีเซียม | In Tajik = Mg | Magnezyum | In Turkish = Mg | Магній | In Ukrainian = Mg | Magniy | In Uzbek = Mg | Magiê | In Vietnamese = Mg | 镁 | In Chinese = Mg | Magnesium | In English | In Tajik | → Chemistry | 
| Mg | แมกนีเซียม = (look above) | In Tajik | → Chemistry | 
| Mg | Magnezyum = (look above) | In Turkish | → Chemistry | 
| Mg | Магній = (look above) | In Ukrainian | → Chemistry | 
| Mg | Magniy = (look above) | In Uzbek | → Chemistry | 
| Mg | Magiê = (look above) | In Vietnamese | → Chemistry | 
| Mg | 镁 = (look above) | In Chinese | → Chemistry | 
| Mg | Magnesium = (look above) | In English | → Chemistry | 
| MG | Missile Guidance | In English | → Military engineering | 
| MGA | Middle Gimbal Angle | In English | → Astronautics | 
| MGC | Mutuelle Générale des Cheminots | In French | → Transport and postal services | 
| MGC | Manual Gain Control | In English | |
| MGC | Mammalian Gene Collection (http://mgc.nci.nih.gov) | In English | → Genetics → Mammals | 
| MGDR | Merged Geophysical Data Record | In English | → Records management → Data → Geophysics | 
| MGE | Maintenance Ground Equipment | In English | → Maintenance and logistics | 
| MGEL | Mutuelle Générale des Étudiants de l'Est | In French | → Insurance → Education | 
| MGEN | Mutuelle Générale de l'Éducation Nationale (www.mgen.fr) | In French | → Insurance → Education | 
| MGG | Methods in Geochemistry and Geophysics | In English | → Serial publications, periodicals → Geophysics → Geochemistry | 
| MGH | Massachusetts General Hospital | In English | → Medicine → United States | 
| MGI | Management Group Identifier | In English | → Management | 
| MGI | Mission Générale d'Insertion | In French | → Education | 
| MGK | McLaughlin Gormley King Company (www.mgk.com) | In English | → Agricultural sciences | 
| MGK | Millî Güvenlik Kurulu (www.mgk.gov.tr) | In Turkish | → International relations → Military affairs | 
| MGM | Molecular Genetics and Metabolism | In English | → Serial publications, periodicals → Biological sciences | 
| MGM | Metro-Goldwyn-Mayer | In many languages | → Cinema, movies | 
| MGO | Marche Générale des Opérations | In French | → Military affairs | 
| MGPP | Méthode Généralisée du Partage des Poids | In French | → Statistics | 
| MGS | Mobile Ground Station | In English | |
| MGS | Mobile Ground System | In English | |
| MGS | Mesure Globale de Soutien | In French | |
| MGS | Met Grote Snelheid | In Dutch | → Organizations and associations → Sport, physical exercises | 
| MGSA | Modern Greek Studies Association | In English | → Associations → Linguistics | 
| MGSE | Mechanical Ground Support Equipment | In English | → Mechanical engineering | 
| MGT | Major Ground Test | In English | → Engineering, technology | 
| MGT | Mobile Ground Terminal | In English | |
| MGVT | Mated Ground Vibration Test | In English | |
| MGWJ | Monatsschrift für Geschichte und Wissenschaft des Judentums | In German | → Serial publications, periodicals → Language, linguistics, literature → Geography, biography, history → Judaism | 
| MH | Medical History | In English | → Medicine → History | 
| MH | Museum Helveticum | In Latin | → Museums → Switzerland | 
| MH | Man-Hour | In English | → Management → Labour, labour economics | 
| MHA | Mormon History Association | In English | → Associations → Christianity → History | 
| MHA | Multiple-Headset Adapter | In English | |
| MHC | Manipulator Hand Controller | In English | |
| MHD | Magnetohydrodynamics | In English | → Fluid mechanics → Electricity, magnetism, electromagnetism | 
| MHD | Multihead Disk | In English | |
| MHD | Maria Hoop Diergaarde | In Dutch | → Organizations and associations → Sport, physical exercises | 
| MHD | Mise Hors de Danger | In French | → Accidents, risks, safety | 
| MHE | Material Handling Equipment | In English | |
| MHEG | Multimedia and Hypermedia Experts Group | In English | → Computer science → Newspapers, journalism | 
| MHF | Medium High Frequency | In English | → Telecommunications | 
| MHG | Moscow Helsinki Group | In English | → Organizations and associations → Fundamental rights | 
| 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 | 
| MHO | Management des Hommes et des Organisations | In French | → Personnel management → Management | 
| MHP | Move and Handling Procedure | In English | |
| MHP | Vakcentrale voor Middelbaar en Hoger Personeel | In Dutch | → Organizations and associations → Labour, labour economics | 
| MHP | Methylphenidate | In English | → Chemical technology | 
| MHP | Milliyetçi Hareket Partisi (www.mhp.org.tr) | In Turkish | → Political parties and movements | 
| MHRA | Medicines and Healcare products Regulatory Agency | In French | → Public administration, government → Public health and hygiene | 
| MHS | Message Handling Service | In English | |
| MHS | Message Handling System | In English | → Computer-based techniques | 
| MHSC | Manipulator Handset Controller | In English | |
| MHSD | Mise Hors Service Définitif | In French | |
| MHV | Miniature Homing Vehicle | In English | → Vehicle engineering | 
| MI | Malleable Iron | In English | → Metallurgy | 
| MI | Management Information | In English | → Management | 
| MI | Minimum Impulse | In English | |
| MI | Minority Institution | In English | |
| MIA | Multiple-Interface Adapter | In English | → Human-computer interaction | 
| MIA | Multiplexer Interface Adapter | In English | → Human-computer interaction | 
| MIA | Missile Intelligence Agency | In English | → Military affairs → Military engineering | 
| MIA | Missing In Action | In English | → Military affairs | 
| MIAGE | Méthodes Informatiques Appliquées à la Gestion | In French | → Computer-based techniques → Economics | 
| MIAJ | Mouvement Indépendant des Auberges de Jeunesse | In English | → Organizations and associations → Tourism | 
| MIALS | Melbourne Institute of Asian Languages and Societies | In English | → Language, linguistics, literature | 
| MIAM | Musée International des Arts Modestes | In French | → Museums → Arts | 
| MIAM | Mathématiques Internet Aix Marseille | In French | → Mathematics → Internet → France | 
| MiARI | Astronomisches Rechen-Institut Heidelberg Mitteilungen | In German | → Serial publications, periodicals → Astronomy | 
| MIAS | Mathématiques, Informatique et Application aux Sciences | In French | → Computer science → Mathematics and natural sciences → Mathematics | 
| MIASHS | Mathématiques et Informatique Appliquées aux Sciences Humaines et Sociales | In French | → Higher education, universities → Mathematics → Computer science → Social sciences | 
| MIAT | Mongolyn Irgenii Agaaryn Teever = МИАТ | Монголын Иргэний Агаарын Тээвэр | In Mongolian | In Mongolian | → Aeronautics, aircraft → Transport and postal services | 
| MIAU | Multiple Internet Agents for User-adaptive Decision | In English | → Internet → Telecommunications | 
| MIAUCE | Multimodal Interactions Analysis and exploration of Users within a Controlled Environment | In English | → Computer science | 
| MIB | Master Interconnect Board | In English | |
| MIB | Minimum-Impulse Bit | In English | → Computer science | 
| MIB | Multilayer Interconnection Board | In English | |
| MIB | Materials and systems Institute of Bordeaux | In English | → Research institutes → Materials science | 
| MIB | Men In Black | In English | |
| MIBAC | Ministero per i Beni e le Attività Culturali (www.beniculturali.it) | In Italian | → Central administration → Civilization, culture, progress → Italia | 
| MIBI | Master of International Business Informatics | In English | |
| MIC | Management Information Center | In English | → Computer science | 
| MIC | Memory Interface Connector | In English | → Memories | 
| MIC | Minimum-Impulse Controller | In English | |
| MIC | Monolithic Integrated Circuit | In English | → Electronics | 
| MIC | Maîtrise d'Œuvre Informatique Cible | In French | → Computer science | 
| MICA | Missile d'Interception de Combat et d'Autodéfense | In French | → Military engineering | 
| MICA | Mécanisme d’Incitation à la Cessation Anticipée d’activité | In French | → Labour, labour economics | 
| MICB | Meck Island Control Building | In English | → Astronautics | 
| MICB | Mission Integration Change Board | In English | |
| MicEc | Microbial Ecology | In English | → Serial publications, periodicals → Ecology → Microbiology | 
| MICEX | Moscow Interbank Currency Exchange (www.micex.com) = ММВБ | Московская межбанковская валютная биржа | In Russian = МБВБ | Мускав банксен валютă биржи | In Chuvash = AKB | Angka Kematian Bayi | In Indonesian = IMR | Infant Mortality Rate | In English = TMI | Taxa de Mortalidade Infantil | In Portuguese = TMI | Taux de Mortalité Infantile | In French = TMI | Taxa de Mortalitat Infantil | In Catalan | In English | → Banks → 33674 | 
| MicgQ | Microgravity Quarterly | In English | → Serial publications, periodicals → Physics | 
| MICI | Ministerio de Comercio e Industrias | In Spanish | → Central administration → Industry, industrial policy → Trade | 
| MICIP | Ministerio de Comercio Exterior, Industrialización, Pesca y Competitividad | In Spanish | → Central administration → Trade → Industry, industrial policy → Fishing, hunting | 
| MICIS | Material Inventory Control and Information System | In English | → Software → Maintenance and logistics | 
| MICIS | Mechanized Information Control Inventory System | In English | → Maintenance and logistics | 
| MICIS | Mechanized Inventory Control Information System | In English | → Software → Maintenance and logistics | 
| MICNS | Modular Integrated Communication and Navigation System | In English | → Telecommunications | 
| MICOM | Missile Command | In English | → Military engineering | 
| MICOM | Miami Isopycnic Coordinate Ocean Model (http://oceanmodeling.rsmas.miami.edu/micom/) | In English | → Marine research, oceanography → United States | 
| MICOS | Multifunctional Infrared Coherent Optical Sensor | In English | |
| MicRe | University of Michigan Observatory Reprints | In English | → Serial publications, periodicals → Astronomy | 
| MICS | Management Information And Control System | In English | → Management | 
| MICSTRAN | Microscopic Simulator Model for Traffic Networks | In English | → Computer simulation → Transport and postal services | 
| MICT | Ministère de l'Intérieur et des Collectivités Territoriales | In French | → Central administration → Police | 
| MID | Modèle d'Inventaire de Dimensionnement | In French | |
| MIDA | Malaysian Industrial Development Authority | In English | → Industry, industrial policy | 
| MIDAS | Mission Integrated Design Analysis Simulator | In English | |
| MIDAS | Manchester Investment Development Agency Service | In English | → 33972 | 
| MIDAS | Missile Defence Alarm System | In English | → Military engineering | 
| MIDAS | Multics Intrusion Detection and Alerting System | In English | → Software → Operating systems | 
| MIDD | Maternally Inherited Diabetes and Deafness | In English | → Physiology → Pathology | 
| MIDDS | Meteorological Interactive Data Display System | In English | → Human-computer interaction → Meteorology, climatology | 
| MIDÉO | Mélanges de l'Institut Dominicain d'Études Orientales du Caire | In French | → Serial publications, periodicals → Roman catholic church → Area studies → Islam → Egypt | 
| MIDI | Musical Instrument Digital Interface | In English | → Human-computer interaction → Networks, communication → Music | 
| MIDL | Microsoft Interface Denition Language | In English | → Human-computer interaction | 
| MIDP | Mobile Information Device Profile | In English | → Computer science | 
| MIDSIM | Midcourse Exoatmospheric Event-Based Simulator | In English | → Astronomy → Astronautics | 
| MIDSIM | Midcourse Simulation | In English | |
| MIE | Ministerul Integrării Europene | In Romanian | → International relations → Central administration | 
| MiElC | Military Electronics Countermeasures | In English | → Serial publications, periodicals → Military engineering → Electronics | 
| MiEng | Microelectronic Engineering | In English | → Serial publications, periodicals → Electronics | 
| MIEPO | Moldovan Investment and Export Promotion Organization | In English | → 33972 | 
| MIER | Malaysian Institute of Economic Research | In English | → Economics | 
| MIESZ | Magyar Ifjúsági Eszperantó Szövetség = HEJ | Hungara Esperanto-Junularo | In Esperanto | In Hungarian | → Associations → Artificial languages (linguistics) → Hungary | 
| MIEWF | Master Integrated Engineering Work File | In English | → Engineering, technology → Files | 
| MIF | Mass-Independant Fractionation | In English | |
| MIF | Mechanical Integration Frame | In English | → Mechanical engineering | 
| MIF | Module Integration Facility | In English | |
| MIFAO | Mémoires publiés par les Membres de l'Institut Francais d'Archéologie Orientale | In French | → Serial publications, periodicals → Archeology | 
| MIFAO | Mémoires de l'Institut Français d'Archéologie Orientale | In French | → Serial publications, periodicals → Archeology | 
| MIFE | Maison(s) d'Information sur la Formation continue | In French | → Education | 
| MIFED | Mercato Internazionale del Film e del Documentario | In Italian | → Cinema, movies | 
| MIG | Metal Inert Gas | In English | → Chemistry | 
| MIG | Miniature Integrating Gyro | In English | |
| MIG | Mission d'Intérêt Général | In French | |
| MIGA | Multilateral Investment Guarantee Agency (www.miga.org) | In English | → Banks | 
| MIGD | Million Imperial Gallons per Day | In English | → Engineering, technology | 
| MiGoe | Astronomische Mitteilungen der Universitäts-Sternwarte zu Göttingen | In German | → Serial publications, periodicals → Astronomy | 
| MII | Master Inspection Item | In English | |
| MII | Maisons Individuelles Isolées | In French | → Construction → Energy economics | 
| MiI | Microelectronics International | In English | → Serial publications, periodicals → Electronics | 
| MII | Modèle d'Inventaire Initial | In French | |
| MIIA | Merritt Island Industrial Area | In English | |
| MIL | Mouvement Ibérique de Libération | In French | → Political parties and movements | 
| MILA | Merritt Island Launch Area | In English | → Astronautics | 
| MILAD | Mission de Lutte Anti-Drogue | In French | → Public administration, government | 
| 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 | Mission Interministérielle pour la Lutte contre les Sectes | In French | → Central administration → Religion, theology | 
| 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 → Engineering, technology | 
| MIME | Multipurpose Internet Mail Extensions | In English | → Internet | 
| MiMic | Microscopy and Microanalysis | In English | → Serial publications, periodicals → Physics → Chemistry | 
| MIMO | Multiple-Input Multiple-Output | In English | → Computer science | 
| MIMOSA | Mission Modes and Space Analysis | In English | |
| MIMOSA | Migration et Mobilité - Sémantique et Applications | In French | → Computer-based techniques → Telecommunications → Semiotics | 
| MIMPE | Modern Instrumentation and Measurements in Physics and Engineering | In English | → Serial publications, periodicals → Astronomy | 
| MIMR | Multifrequency Imaging Microwave Radiometer | In English | |
| MIMR | Monthly Integration Management Review | In English | → Management | 
| MIMS | Medical Information Management System | In English | → Management → Medicine | 
| MIN | Marché d'Intérêt National | In French | |
| MINALOGIC | MIcro-NAnotechnologies et LOgiciel Grenoble-Isère Compétitivité | In French | → Organizations and associations → Industry, industrial policy → Electronics → Software | 
| MINC | Multilingual Internet Names Consortium | In English | → Internet | 
| MIND | Multimodal Interpreter for Natural Dialog | In English | → Software → Human-computer interaction | 
| MinDe | Mineralium Deposita | In Latin | → Serial publications, periodicals → Mineralogy | 
| MINEFI | MINistère de l'Économie et des FInances | In French | → Economics → Central administration | 
| MINEFI | MINistère de l'Économie, des Finances et de l'Industrie (www.minefi.gouv.fr) | In French | → Central administration → Economics → Public finance → Industry, industrial policy → France | 
| MINES | Méthodes INnovantes pour l'Entreprise et la Société | In French | |
| MinM | Mineralogical Magazine | In English | → Serial publications, periodicals → Mineralogy | 
| MinPe | Mineralogy and Petrology | In English | → Serial publications, periodicals → Mineralogy → Petrology | 
| MinPh | Mineral Physics | In English | → Serial publications, periodicals → Mineralogy | 
| MINUK | Mission Intérimaire d'administration des Nations Unies au Kosovo | In French | → United Nations | 
| MINW | Master Interface Network | In English | → Human-computer interaction → Networks, communication | 
| MIO | Mitteilungen des Instituts für Orientforschung | In German | → Serial publications, periodicals → Language, linguistics, literature → Geography, biography, history | 
| MIO | Management Integration Office | In English | → Management | 
| MIOM | Mâchefer d'Incinération d'Ordures Ménagères | In French | → Environmental technology, water supply, waste management | 
| MiOTL | Microwave and Optical Technology Letters | In English | → Serial publications, periodicals → Optics | 
| MIP | Mouvement pour l'Initiative Populaire | In French | → Political parties and movements | 
| MIP | Mandatory Inspection Point | In English | |
| MIP | Measurement Integration Panel | In English | |
| MIP | MMU Integration Plan | In English | |
| MIP | Modification Instruction Package | In English | |
| MIP | Modèle d'Inventaire Préliminaire | In French | |
| MIPA | Malawi Investment Promotion Agency | In English | → 33972 |