Abbreviations starting with M (page 1 of 2)

544 abbreviations begin with M. This page lists M to MMA.

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0–9

M – Meter +12 more
M&A – Mergers and acquisitions
M&M – Morbidity and mortality (conference)
M&M's – Mars & Murrie
M&S – Marks & Spencer
M-F – Monday through Friday
M+S – Mud and snow
m/s – Meters per second +1 more
m² – Square meter +1 more
m³ – Cubic meter
M365 – Microsoft 365
M3U – MP3 URL playlist
M4A – MPEG-4 Audio file
M4V – MPEG-4 Video file (Apple)
M8 – Mate
MA – Massachusetts +9 more
mAb – Monoclonal antibody
Mac – Macintosh +9 more
MAcc – Master of Accountancy
MACD – Moving average convergence divergence
MACE – Major adverse cardiovascular events
MACHO – Massive compact halo object
MACRA – Medicare Access and CHIP Reauthorization Act
MACRS – Modified Accelerated Cost Recovery System
MAD – Adolfo Suárez Madrid-Barajas Airport +3 more
MADD – Mothers Against Drunk Driving
MAE – Mean absolute error +2 more
MAEW – Moves all extremities well
MAF – Minor allele frequency +1 more
MAGA – Make America Great Again
MAGI – Modified adjusted gross income
MAGTF – Marine Air-Ground Task Force
mAh – Milliampere-hour
MAHA – Microangiopathic hemolytic anemia
MAI – Member of the Appraisal Institute
MAJ – Major (US Army)
Maj Gen – Major General (US Air Force and Space Force)
MajGen – Major General (US Marine Corps)
MAL – Midaxillary line +2 more
MALDI – Matrix-assisted laser desorption/ionization
MALS – Master of Arts in Liberal Studies
MAN – Manchester Airport +3 more
mane – Mane (in the morning)
MANOVA – Multivariate analysis of variance
MANPADS – Man-portable air-defense system
MAOI – Monoamine oxidase inhibitor
MAP – Mean arterial pressure +6 more
MAPD – Medicare Advantage Prescription Drug plan
MAPE – Mean absolute percentage error
Mar – March +3 more
MArch – Master of Architecture +1 more
MarCom – Marketing communications
Margt. – Margaret
MARPAT – Marine Pattern
MARPOL – International Convention for the Prevention of Pollution…
MARSOC – Marine Forces Special Operations Command
MART – Maintenance and reliever therapy
MARTA – Metropolitan Atlanta Rapid Transit Authority
MAS – Meconium aspiration syndrome
masc. – Masculine
MASCAL – Mass casualty
maser – Microwave amplification by stimulated emission of radiation
MASH – Metabolic dysfunction-associated steatohepatitis
MASLD – Metabolic dysfunction-associated steatotic liver disease
Mass. – Massachusetts
MAT – Medication-assisted treatment +3 more
MATLAB – Matrix Laboratory
Matt. – Matthew
mATX – Micro-ATX
MAW – Marine Aircraft Wing
MAWB – Master air waybill
max – Maximum
Max A – Maximal assist
MB – Megabyte +4 more
MB/s – Megabytes per second
MBA – Master of Business Administration +1 more
mbar – Millibar
MBB – Master Black Belt
MBBS – Bachelor of Medicine, Bachelor of Surgery
MBE – Member of the Order of the British Empire +1 more
MBH – Thousand BTU per hour
MBJ – Sangster International Airport
MBL – Master bill of lading
MBO – Management by objectives +1 more
Mbps – Megabits per second
MBR – Master Boot Record +1 more
MBS – Mortgage-backed security +1 more
MBSS – Modified barium swallow study
MBT – Main battle tank
MBTA – Massachusetts Bay Transportation Authority
MBTI – Myers-Briggs Type Indicator
MBU – Mother-baby unit
MBWA – Management by walking around
MC – Master of ceremonies +9 more
MCA – Middle cerebral artery
MCAR – Missing completely at random
MCAS – Massachusetts Comprehensive Assessment System
MCAT – Medical College Admission Test
MCB – Miniature circuit breaker
MCC – Merkel cell carcinoma +2 more
MCD – Minimal change disease +1 more
Mcf – Thousand cubic feet
mcg – Microgram
mcg/kg/min – Micrograms per kilogram per minute
MCH – Mean corpuscular hemoglobin +1 more
MCHC – Mean corpuscular hemoglobin concentration
MCI – Mass-casualty incident +2 more
MCID – Minimal clinically important difference
MCL – Medial collateral ligament +2 more
MCLE – Mandatory continuing legal education
MCM – Man Crush Monday
MCMC – Markov chain Monte Carlo
MCO – Orlando International Airport +1 more
MCP – Metacarpophalangeal (joint) +2 more
MCPO – Master Chief Petty Officer
MCPOCG – Master Chief Petty Officer of the Coast Guard
MCPON – Master Chief Petty Officer of the Navy
MCQ – Multiple-choice question
mCRPC – Metastatic castration-resistant prostate cancer
MCSA – Microsoft Certified Solutions Associate
MCSE – Microsoft Certified Solutions Expert
MCTD – Mixed connective tissue disease
MCU – Marvel Cinematic Universe +2 more
MCV – Mean corpuscular volume
MD – Doctor of Medicine +7 more
MD&A – Management's discussion and analysis
M.D. Fla. – United States District Court for the Middle District of…
MD-PhD – Doctor of Medicine and Doctor of Philosophy
MD5 – Message-Digest Algorithm 5
MDA – Muscular Dystrophy Association +1 more
MDD – Major depressive disorder
MDE – Major depressive episode
MDF – Market development funds
MDI – Metered-dose inhaler +1 more
MDiv – Master of Divinity
MDL – Multidistrict litigation
MDM – Medical decision making +2 more
MDMA – 3,4-Methylenedioxymethamphetamine
MDMP – Military decision-making process
Mdn – Median +1 more
MDNI – Minors do not interact
MDP – Markov decision process
MDR – Managed detection and response +1 more
MDR-TB – Multidrug-resistant tuberculosis
MDRO – Multidrug-resistant organism
MDS – Minimum Data Set +1 more
MDT – Mountain Daylight Time +1 more
MDV – Multiple-dose vial
MDW – Chicago Midway International Airport +1 more
ME – Maine +4 more
MEA – Middle East and Africa
MEAN – MongoDB, Express, Angular, Node.js
MEB – Marine Expeditionary Brigade
MEC – Minimum essential coverage +1 more
MECE – Mutually exclusive, collectively exhaustive
MECO – Main engine cutoff
MEd – Master of Education +2 more
Med-Peds – Internal medicine-pediatrics
med rec – Medication reconciliation
Med-Surg – Medical-surgical
MEDDIC – Metrics, economic buyer, decision criteria, decision…
MedDRA – Medical Dictionary for Regulatory Activities
MEDEVAC – Medical evacuation
MedPay – Medical payments coverage
MEE – Multistate Essay Examination
MEF – Marine Expeditionary Force
MEI – Multiengine instructor
MEK – Methyl ethyl ketone
MEL – Melbourne Airport +2 more
MELD – Model for End-Stage Liver Disease
mem. – Memorandum decision +3 more
MEMC – Motion estimation, motion compensation
MEN – Multiple endocrine neoplasia
MENA – Middle East and North Africa
MenACWY – Meningococcal conjugate vaccine (serogroups A, C, W and Y)
MenB – Meningococcal serogroup B vaccine
MEng – Master of Engineering
MEO – Medium Earth orbit
MeOH – Methanol
MEP – Member of the European Parliament +1 more
MEPS – Military Entrance Processing Station
mEq – Milliequivalent
MERCOSUR – Southern Common Market
MERN – MongoDB, Express, React, Node.js
MERS – Middle East respiratory syndrome
MERV – Minimum efficiency reporting value
MeSH – Medical Subject Headings
Messrs. – Messieurs (plural of Mr.)
MET – Medical emergency team +1 more
Meta – Most effective strategy (from metagame)
MetALD – Metabolic and alcohol-related liver disease
METAR – Meteorological Aerodrome Report
mets – Metastases +2 more
METT-TC – Mission, enemy, terrain and weather, troops and support…
MEU – Marine Expeditionary Unit
MEV – Maximal extractable value
MEWS – Modified Early Warning Score
MEX – Mexico City International Airport
MF – Motherf***er +3 more
MFA – Multi-factor authentication +2 more
MFD – Microfarad +1 more
MFJ – Married filing jointly
MFM – Maternal-fetal medicine
MFN – Most favored nation
MFP – Multifunction printer
MFR – Myofascial release
MFS – Morse Fall Scale +1 more
MFW – My face when
MG – Milligram +7 more
mg/kg – Milligrams per kilogram
mg/m2 – Milligrams per square meter
MGA – Managing general agent
MGD – Meibomian gland dysfunction
MGF – Moment-generating function
MGIB – Montgomery GI Bill
MGM – Metro-Goldwyn-Mayer
MgO – Magnesium oxide
Mgr – Manager
MGRS – Military Grid Reference System
MgSO4 – Magnesium sulfate
MGUS – Monoclonal gammopathy of undetermined significance
MGySgt – Master Gunnery Sergeant
MH – Mental health +3 more
MHA – Master of Health Administration
MHC – Major histocompatibility complex
MHCLG – Ministry of Housing, Communities and Local Government
MHD – Magnetohydrodynamics
MHEV – Mild hybrid electric vehicle
MHR – Maximum heart rate
MHRA – Medicines and Healthcare products Regulatory Agency +1 more
MHS – Master of Health Science
MHT – Menopausal hormone therapy
MHz – Megahertz
MI – Michigan +3 more
MI5 – Security Service
MI6 – Secret Intelligence Service
MIA – Missing in action +2 more
MiB – Mebibyte +1 more
MIC – Minimum inhibitory concentration +1 more
MiCA – Markets in Crypto-Assets (Regulation)
Mich. – Michigan
MicroLED – Micro light-emitting diode
microSD – Micro Secure Digital
MICU – Medical intensive care unit
Mid – Midshipman (Royal Navy)
Mideast – Middle East
MIDI – Musical Instrument Digital Interface
MIDN – Midshipman
MIG – Metal inert gas (welding)
MIL – Mother-in-law +4 more
MiLB – Minor League Baseball
MiM – Master in Management
MIME – Multipurpose Internet Mail Extensions
MIMO – Multiple-input multiple-output
min – Minute +2 more
Min A – Minimal assist
Mini-ITX – Mini-ITX motherboard form factor
Mini-LED – Mini light-emitting diode backlight
Minn. – Minnesota
MINOCA – Myocardial infarction with nonobstructive coronary arteries
MIP – Mortgage insurance premium +1 more
MIPS – Merit-based Incentive Payment System +2 more
MIRL – Me in real life
miRNA – MicroRNA
MIRR – Modified internal rate of return
MIRV – Multiple independently targetable reentry vehicle
MIS – Melanoma in situ +2 more
MIS-C – Multisystem inflammatory syndrome in children
misc. – Miscellaneous
Misd. – Misdemeanor
MISPER – Missing person
Miss. – Mississippi
MIT – Massachusetts Institute of Technology +1 more
MITM – Man-in-the-middle
MIVF – Maintenance intravenous fluids
MJ – Megajoule +3 more
Mk – Mark +2 more
mkdir – Make directory
MKE – Milwaukee Mitchell International Airport
MKS – Meter-kilogram-second system
MKV – Matroska Video
ML – Milliliter +5 more
mL/h – Milliliters per hour
MLA – Modern Language Association (style) +4 more
MLB – Major League Baseball +1 more
MLBPA – Major League Baseball Players Association
MLC – Multi-level cell +1 more
MLE – Maximum likelihood estimation +1 more
MLIS – Master of Library and Information Science
MLitt – Master of Letters
Mlle. – Mademoiselle
MLO – Mortgage loan originator
MLOps – Machine learning operations
MLP – Master limited partnership +1 more
MLR – Medical loss ratio +1 more
MLRS – Multiple Launch Rocket System
MLS – Multiple listing service +4 more
mm – Millimeter +10 more
MM/DD/YYYY – Month/day/year (US date format)
MMA – Mixed martial arts +1 more