What does mm stand for?

Main Memory (NAKS)

Main Module (NAKS)

Major Mode (NAKS)

Malta - MARC country of publication code - Library of Congress (LCCP)

Man-Month (NAKS)

Maryknoll Fathers, Catholic Foreign Mission Society of America (TOCD)

Mass Memory (NAKS)

Math Model (NAKS)

Mediterranean Sea and Area - MARC geographic area code - Library of Congress (LCCP)

Millimeter - Metric

Million (WDMC)

Mission Manager - NASA (NAKS)

Mixed Media (VRA)

Murmur - Cardiology (DAVI)

Machine Made Paper (DGA)

Machine-Made Snow - Skiing

Machinery

Machinist's Mate - Navy rating

Made Merchantable

Maelzel's Metronome - Music

Magister Melendus - Flourished, 1188-1209 - Authority cited in pre-1607 legal work (DSA)

Main Memory

Main Module (NASA)

Maintenance Manual

Maintenance Monitor

Majesties

Major Medical - Insurance

Major Mode (KSC)

Malignant Melanoma - Oncology

Malt Mill - Brewing (BEBR)

Management Manual (KSC)

Management Trainee (FOTI)

Man Machine (CGWS)

Manmade - Diamonds

Man-Month (AFM)

Manual Maximal Displacement - Sports medicine

Manual Morse (MCD)

Manual Muscle (IDYL)

Manual of Movement (SAUO)

Manufacturing Management

Manufacturing Manual (AAG)

Manufacturing Methods (AAEL)

Marilyn Monroe - American motion picture star, 1926-1962

Mariner Mars Project - NASA

Maritime Mobile

Market Maker - Internet lingo

Mark Mason (ROG)

Mark Master - Freemasonry

Married Male - Classified advertising

Marshall Manual (SSD)

Marshall-Marchetti Procedure - Medicine (MAE)

Martha Movement (EA)

Martyres - Martyrs

Maryknoll Missionary (SAUO)

Maryknoll Missioners - Catholic Foreign Mission Society - Roman Catholic religious order

Maryknoll Sisters of St. Dominic (TOCD)

Maselli Measurements, Inc. - Commercial firm

Mass Memory (NASA)

Massorah Magna - or Massora Magna (BJA)

Master Mason - Freemasonry

Master Mechanic

Master Monitor

Master of Management

Master of Mathematics

Master of Medicine

Master of Ministry (PGP)

Master of Modern Studies (PGP)

Master of Music

Masters

Master's Mate - Civil War term

Material Manufacturer (SAUO)

Materials Management - Nuclear energy

Materials Measurement (IEEE)

Materia Medica (ROG)

Mathematics Model

Math Model (KSC)

Matrimonium - Matrimony - Latin

Measure for Measure - Shakespearean work

Mechanical Maintenance

Medal for Merit - Military decoration

Medial Malleolus - Anatomy (AAMN)

Medial Meniscus - Anatomy

Media Manager (SAUO)

Median Method - Mathematics

Medical Man (ROG)

Medical Management (GART)

Medical Monitor (HVTR)

Medium Maintenance

Med Mera - And So Forth - Latin (ILCA)

Megamega - A prefix meaning multiplied by one trillion (DEN)

Megameter

Melanotic Melanoma - Medicine (DB)

Melaveh Malka (BJA)

Melbourne Marathon - Australia

Melody Maker - A publication (WDAA)

Membranes - Leaves of parchment (ROG)

Memmingen - German license plate city code

Memory Module (MCD)

Memory Multiplexer - Computer science (MDG)

Mercantile Marine (SAUO)

Merchant Marine

Mesoscale Model - Marine science

Messageries Maritimes - Forwarding agents - French

Messieurs - Plural of Mister - French

Metal Manufacture - Department of Employment - British

Metered Market Service - A. C. Nielsen Co. (NTCM)

Methadone Maintenance - Medicine (DHP)

Methylmalonyl-CoA Mutase - An enzyme

Methyl Mercaptan - Organic chemistry

Methyl Methacrylate - Also, MMA - Organic chemistry

Metronome Mark (ROG)

Metropolitana Milanese (EFIS)

Metropolitan Museum (SAUO)

Mexico - NCIC firearms make code (NCIC)

Microfilm

Micromanipulator - Instrumentation

Micro-Marketplace (GART)

Micromodule (AAG)

Micro Mole (ACAE)

Midcourse Mode - Navy (CAAL)

Middle Manager

Middle Marker - in an instrument landing system

Middle Minoan - Archaeology (BJA)

Middle Mongolian - Linguistics (IEL)

Mid-Meridian - Telegraphy (PCTE)

Midway Manufacturing

Military Macaw - Bird

Military Medal - World War I nickname: Maconochie Medal - British

Military Medicine

Military Message (SAUO)

Military Mission (SAUO)

Milla Wa-Milla (BJA)

Millimeter (DFIT)

Minelayer Fleet - Navy symbol - Obsolete

Mineralogical Magazine - A publication (AD)

Minimal Medium - Microbiology

Minister of Munitions - British - World War II

Ministry of Mines - British (DAS)

Ministry of Munitions (SAUO)

Mint Mark - Numismatics

Minuteman - Missile (AABC)

Mismated - Merchandising slang

Missile Master - Fire direction and coordination system

Missile Minder (MCD)

Missile Motion

Missionary of Maryknoll (SAUO)

Mission Manager - NASA/USAF

Mission Module

Mission Monitor (MCD)

Mistress of Music

Mitochondrial Myopathy - Medicine

Mitral Murmur - Medicine (MELL)

Mixed Monitor - External Tocotransducer and internal scalp exectrode - Neonatology - Obstetrics (DAVI)

Mobile Management (SAUO)

Mobility Management (SAUO)

Moderation Management

Modern Motor - A publication

Modification or Maintenance - Aircraft

Modified Mercalli - Scale measuring earthquake intensity - Seismology

Modigliani-Miller Propositions - Corporate finance

Mois Maconnique - Masonic Month - Freemasonry - French

Molecular Mechanics - Physical chemistry

Money Market - Investment term

Monmouthshire Regiment (SAUO)

Mononeuritis Multiplex - Inflammation of nerves - Medicine (TAD)

Monostable Multivibrator - Electronics (OA)

Monthly Meetings - Quakers

Morality in Media (EA)

Moral Majority - An association (EA)

Morbidity and Mortality - Medicine (DMAA)

Morel-Morgagni - Syndrome - Medicine (DB)

More Moderate Service - Automotive engineering

Morrison-Maierle, Inc. (EFIS)

Moslem Mosque (EA)

Mothers Matter - Commercial firm (EA)

Motor Magnet

Motor Maintenance - Army

Motor Maintenance Aptitude Area - Army

Motor Meal - Medicine (MEDA)

Motor Mechanic - British military (DMA)

Motor Movement (SAUO)

Mould Made Paper (DGA)

Mouse Myoblast - Cell line

Moving Magnet - Stereo equipment

Mozambique Metical - Monetary unit (IMH)

Much Married - Slang

Mucous Membrane

Multi-Media (OICC)

Multimeter

Multi Mission Surveillance System (ACAE)

Multimode

Multiple Master - Computer science (CDE)

Multiple Myeloma - Medicine

Multipolar Magnetic - Sun (DICI)

Munitions Maintenance (MCD)

Muscles - Medicine

Muscularis Mucosa - Medicine (MAE)

Museum Media - A publication

Musical Majority - Defunct (EA)

Mutatis Mutandis - With the Necessary Changes - Latin

Mutual Risk Management - NYSE symbol (SPSG)

Myanmar - Internet country code

Myeloid Metaplasia - Medicine

Myelomeningocele - Medicine

Myriameters - Metric system (ROG)

Program Maintenance Manual (SAUO)

SAM Colombia - Airline flight code (ODBW)

Sociedad Aeronautica Medellin - ICAO designator (AD)

Xaverian Missionary Society of Mary, Inc. - Roman Catholic women's religious order

Misch Metal - A commercial mixture of rare earth metals