Terms:

mach number
magnetic mine
magnetic minehunting
magnetic tape
mail embargo
main armament
main battle area
main deck
main line of resistance
main operating base
main operations base
main supply route
maintenance area
maintenance engineering
maintenance (materiel)
maintenance status
major combat element
major disaster
major fleet
major force
major operation
major weapon system
make safe
management and control system (mobility)
maneuver
maneuverable reentry vehicle
manifest
manipulative electromagnetic deception
man portable
manpower
manpower requirements
manpower resources
man space
man transportable
map chart
map exercise
Marine air command and control system
Marine air-ground task force
Marine base
Marine Corps special operations forces
Marine division and wing team
marine environment
Marine expeditionary brigade
Marine expeditionary force
Marine expeditionary force (forward)
Marine expeditionary unit
Marine expeditionary unit (special operations capable)
Marine Logistics Command
Maritime Administration Ready Reserve Force
maritime control area
maritime domain
maritime domain awareness
maritime environment
maritime forces
maritime interception operations
maritime power projection
maritime pre-positioning force operation
maritime pre-positioning ships
maritime search and rescue region
maritime special purpose force
maritime superiority
maritime supremacy
marking
marshalling area
mass casualty
massed fire
master
master air attack plan
materials handling equipment
materiel
materiel cognizance
materiel inventory objective
materiel pipeline
materiel planning
materiel readiness
materiel release confirmation
materiel release order
materiel requirements
maximum effective range
maximum enlisted amount
maximum operating depth
mayday
M-day
M-day force materiel requirement
mean line of advance
mean sea level
means of transport
measurement and signature intelligence
Measurement and Signature Intelligence Requirements System
measurement ton
measure of effectiveness
measure of performance
media pool
medical civil-military operations
medical contingency file
medical evacuees
medical intelligence
medical intelligence preparation of the operational environment
medical protocols
medical regulating
medical surveillance
medical treatment facility
medium-angle loft bombing
medium artillery
medium-lot storage
medium-range ballistic missile
medium-range bomber aircraft
medium-scale map
mensuration
merchant intelligence
merchant ship casualty report
message
message center
message (telecommunications)
meteorological and oceanographic
meteorological and oceanographic data
meteorological and oceanographic environment
meteorological and oceanographic operations support community
meteorology
midcourse guidance
midcourse phase
migrant
militarily significant fallout
Military Affiliate Radio System
military assistance advisory group
Military Assistance Articles and Services List
military assistance for civil disturbances
Military Assistance Program
Military Assistance Program training
military assistance to civil authorities
military capability
military characteristics
military civic action
military construction
military container moved via ocean
military damage assessment
military deception
Military Department
military designed vehicle
military education
military engagement
military geographic documentation
military geographic information
military geography
military government
military government ordinance
military health system
military intelligence
Military Intelligence Board
Military Intelligence Integrated Data System/Integrated Database
military intervention
military journalist
military land transportation resources
military occupation
military options
military ordinary mail
military performance specification container
military postal clerk
Military Postal Service
Military Postal Service Agency
military post office
military posture
military resources
Military Sealift Command
Military Sealift Command-controlled ships
Military Sealift Command force
Military Service
military source operations
military standard requisitioning and issue procedure
military standard transportation and movement procedures
military support to civil authorities
military support to civilian law enforcement agencies
military technician
military traffic
military training
military van (container)
MILSPEC container
MILVAN
MILVAN chassis
mine
mine-cluster
mine countermeasures
mine disposal
minefield
minefield density
minefield lane
minefield marking
minefield record
minefield report
minehunting
minesweeping
mine warfare
mine warfare forces (naval)
minimize
minimum attack altitude
minimum crossing altitude
minimum essential equipment
minimum force
minimum obstruction clearance altitude
minimum range
minimum reception altitude
minimum-risk route
minor installation
missile assembly-checkout facility
missile defense
missile release line
missing
missing in action
mission
mission assignment
mission-capable
mission-essential materiel
mission needs statement
mission-oriented items
mission-oriented protective posture
mission-oriented protective posture gear
mission review report (photographic interpretation)
mission specific data sets
mission statement
mission type order
mobile defense
mobile inshore undersea warfare unit
mobile security force
mobile support group (naval)
mobile training team
Mobility Air Forces
mobility analysis
mobility corridor
mobility echelon
mobility system support resources
mobilization
mobilization base
mobilization exercise
mobilization site
mobilization staff officer
mobilization station
mode (identification, friend or foe)
mode of transport
modernization
Modernized Integrated Database
modified combined obstacle overlay
monitoring service
moored
moored mine
mortar
mortuary affairs
most capable Service or agency
mounting area
movement control
movement control team
movement directive
movement group
movement order
movement phase
movement plan
movement report control center
movement report system
movement requirement
movement schedule
movement to contact
moving havens
moving submarine haven
moving surface ship haven
multichannel
multinational
multinational doctrine
multinational exercise
multinational force
multinational force commander
multinational integrated logistic support
multinational integrated logistic support unit
multinational logistics
multinational logistic support arrangement
multinational operations
multinational staff
multinational warfare
multiple drill
multiple inactive duty training periods
multiple independently targetable reentry vehicle
multiple reentry vehicle
multiple unit training assemblies
multiple warning phenomenology
multiplexer
multi-point refueling system
multispectral imagery
multi-spot ship
munitions effectiveness assessment
muzzle brake
muzzle compensator
muzzle velocity