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MilitaryTerms.INFO - Terms and definitions used in the US Military

























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Acronyms A B C D E F G H I J K L M N O P Q R S T U V W - Z Resources

Glossary of Military Terms

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N O P - Q R
S T U - Z  

mach number
The ratio of the velocity of a body to that of sound in the surrounding medium.

magnetic bearing
See bearing.

magnetic circuit
See magnetic mine.

magnetic compass
An instrument containing a freely suspended magnetic element which displays the direction of the horizontal component of the Earth's magnetic field at the point of observation.

magnetic declination
The angle between the magnetic and geographical meridians at any place, expressed in degrees east or west to indicate the direction of magnetic north from true north. In nautical and aeronautical navigation, the term magnetic variation is used instead of magnetic declination and the angle is termed variation of the compass or magnetic variation. Magnetic declination is not otherwise synonymous with magnetic variation which refers to regular or irregular change with time of the magnetic declination, dip, or intensity. See also magnetic variation.

magnetic equator
A line drawn on a map or chart connecting all points at which the magnetic inclination (dip) is zero for a specified epoch. Also called aclinic line.

magnetic mine
A mine which responds to the magnetic field of a target.

magnetic minehunting
The process of using magnetic detectors to determine the presence of mines or minelike objects.

magnetic north
The direction indicated by the north seeking pole of a freely suspended magnetic needle, influenced only by the Earth's magnetic field.

magnetic tape
A tape or ribbon of any material impregnated or coated with magnetic or other material on which information may be placed in the form of magnetically polarized spots.

magnetic variation
1. In navigation, at a given place and time, the horizontal angle between the true north and magnetic north measured east or west according to whether magnetic north lies east or west of true north. See also magnetic declination. 2. In cartography, the annual change in direction of the horizontal component of the Earth's magnetic field.

mail embargo
A temporary shutdown or redirection of mail flow to or from a specific location.

main airfield
An airfield planned for permanent occupation in peacetime, also suitable for use in wartime and having sufficient operational facilities for full use of its combat potential. See also airfield; departure airfield; diversion airfield; redeployment airfield.

main armament
The request of the observer or spotter to obtain fire from the largest guns installed on the fire support ship.

main attack
The principal attack or effort into which the commander throws the full weight of the offensive power at his disposal. An attack directed against the chief objective of the campaign, major operation, or battle.

main battle area
That portion of the battlefield in which the decisive battle is fought to defeat the enemy. For any particular command, the main battle area extends rearward from the forward edge of the battle area to the rear boundary of the command's subordinate units.

main convoy
The convoy as a whole which sails from the convoy assembly port/anchorage to its destination. It may be supplemented by joiners or joiner convoys, and leavers or leaver convoys may break off.

main deck
The highest deck running the full length of a vessel (except for an aircraft carrier's hanger deck). See also watercraft.

main detonating line
In demolition, a line of detonating cord used to transmit the detonation wave to two or more branches.

main line of resistance
A line at the forward edge of the battle position, designated for the purpose of coordinating the fire of all units and supporting weapons, including air and naval gunfire. It defines the forward limits of a series of mutually supporting defensive areas, but it does not include the areas occupied or used by covering or screening forces.

main operations base
In special operations, a base established by a joint force special operations component commander or a subordinate special operations component commander in friendly territory to provide sustained command and control, administration, and logistical support to special operations activities in designated areas. Also called MOB. See also advanced operations base; forward operations base.

main supply route
The route or routes designated within an operational area upon which the bulk of traffic flows in support of military operations. Also called MSR.

When used in the context of deliberate planning, the directed command will keep the referenced operation plan, operation plan in concept format, or concept summary, and any associated Joint Operation Planning and Execution System (JOPES) automated data processing files active in accordance with applicable tasking documents describing the type and level of update or maintenance to be performed. General guidance is contained in JOPES, Volumes I and II. See also archive; retain.

maintenance area
A general locality in which are grouped a number of maintenance activities for the purpose of retaining or restoring materiel to a serviceable condition.

maintenance engineering
The application of techniques, engineering skills, and effort, organized to ensure that the design and development of weapon systems and equipment provide adequately for their effective and economical maintenance.

maintenance (materiel)
1. All action taken to retain materiel in a serviceable condition or to restore it to serviceability. It includes inspection, testing, servicing, classification as to serviceability, repair, rebuilding, and reclamation. 2. All supply and repair action taken to keep a force in condition to carry out its mission. 3. The routine recurring work required to keep a facility (plant, building, structure, ground facility, utility system, or other real property) in such condition that it may be continuously used at its original or designed capacity and efficiency for its intended purpose.

maintenance status
1. A nonoperating condition, deliberately imposed, with adequate personnel to maintain and preserve installations, materiel, and facilities in such a condition that they may be readily restored to operable condition in a minimum time by the assignment of additional personnel and without extensive repair or overhaul. 2. That condition of materiel that is in fact, or is administratively classified as, unserviceable, pending completion of required servicing or repairs. 3. A condition of materiel readiness that reports the level of operational readiness for a piece of equipment.

major combat element
Those organizations and units described in the Joint Strategic Capabilities Plan that directly produce combat capability. The size of the element varies by Service, force capability, and the total number of such elements available. Examples are Army divisions and separate brigades, Air Force squadrons, Navy task forces, and Marine expeditionary forces. See also major force.

major disaster
See domestic emergencies.

major fleet
A principal, permanent subdivision of the operating forces of the Navy with certain supporting shore activities. Presently there are two such fleets: the Pacific Fleet and the Atlantic Fleet. See also fleet.

major force
A military organization comprised of major combat elements and associated combat support, combat service support, and sustainment increments. The major force is capable of sustained military operations in response to plan employment requirements. See also major combat element.

major nuclear power
Any nation that possesses a nuclear striking force capable of posing a serious threat to every other nation.

major operation
A series of tactical actions (battles, engagements, strikes) conducted by various combat forces of a single or several Services, coordinated in time and place, to accomplish operational and, sometimes, strategic objectives in an operational area. These actions are conducted simultaneously or sequentially in accordance with a common plan and are controlled by a single commander. See also operation.

major weapon system
One of a limited number of systems or subsystems that for reasons of military urgency, criticality, or resource requirements, is determined by the Department of Defense as being vital to the national interest.

make safe
One or more actions necessary to prevent or interrupt complete function of the system (traditionally synonymous with "dearm," "disarm," and "disable"). Among the necessary actions are: (1) install (safety devices such as pins or locks); (2) disconnect (hoses, linkages, batteries); (3) bleed (accumulators, reservoirs); (4) remove (explosive devices such as initiators, fuzes, detonators); and (5) intervene (as in welding, lockwiring).

management and control system (mobility)
Those elements of organizations and/or activities that are part of, or are closely related to, the mobility system, and which authorize requirements to be moved, to obtain and allocate lift resources, or to direct the operation of linklift vehicles.

1. A movement to place ships, aircraft, or land forces in a position of advantage over the enemy. 2. A tactical exercise carried out at sea, in the air, on the ground, or on a map in imitation of war. 3. The operation of a ship, aircraft, or vehicle, to cause it to perform desired movements. 4. Employment of forces in the battlespace through movement in combination with fires to achieve a position of advantage in respect to the enemy in order to accomplish the mission. See also mission; operation.

maneuverable reentry vehicle
A reentry vehicle capable of performing preplanned flight maneuvers during the reentry phase. See also multiple independently targetable reentry vehicle; multiple reentry vehicle; reentry vehicle.

A document specifying in detail the passengers or items carried for a specific destination.

manipulative electromagnetic deception
See electromagnetic deception.

man portable
Capable of being carried by one man. Specifically, the term may be used to qualify: 1. Items designed to be carried as an integral part of individual, crew-served, or team equipment of the dismounted soldier in conjunction with assigned duties. Upper weight limit: approximately 14 kilograms (31 pounds.) 2. In land warfare, equipment which can be carried by one man over long distance without serious degradation of the performance of normal duties.

See manpower requirements; manpower resources.

manpower management
The means of manpower control to ensure the most efficient and economical use of available manpower.

manpower management survey
Systematic evaluation of a functional area, utilizing expert knowledge, manpower scaling guides, experience, and other practical considerations in determining the validity and managerial efficiency of the function's present or proposed manpower establishment.

manpower requirements
Human resources needed to accomplish specified work loads of organizations.

manpower resources
Human resources available to the Services that can be applied against manpower requirements.

man space
The space and weight factor used to determine the combat capacity of vehicles, craft, and transport aircraft, based on the requirements of one person with individual equipment. The person is assumed to weigh between 222-250 pounds and to occupy 13.5 cubic feet of space. See also boat space.

man transportable
Items that are usually transported on wheeled, tracked, or air vehicles, but have integral provisions to allow periodic handling by one or more individuals for limited distances (100-500 meters). Upper weight limit: approximately 65 pounds per individual.

A graphic representation, usually on a plane surface and at an established scale, of natural or artificial features on the surface of a part or the whole of the Earth or other planetary body. The features are positioned relative to a coordinate reference system. See also administrative map; chart index; chart series; chart sheet; controlled map; general map; large-scale map; line-route map; map chart; map index; map series; map sheet; medium-scale map; operation map; planimetric map; situation map; small-scale map; strategic map; tactical map; topographic map; traffic circulation map.

map chart
A representation of a land-sea area, using the characteristics of a map to represent the land area and the characteristics of a chart to represent the sea area, with such special characteristics as to make the map-chart most useful in military operations, particularly amphibious operations. See also map.

map convergence
The angle at which one meridian is inclined to another on a map or chart. See also convergence.

map exercise
An exercise in which a series of military situations is stated and solved on a map.

map index
Graphic key primarily designed to give the relationship between sheets of a series, their coverage, availability, and further information on the series. See also map.

mapping camera
See air cartographic camera.

map reference
A means of identifying a point on the surface of the Earth by relating it to information appearing on a map, generally the graticule or grid.

map reference code
A code used primarily for encoding grid coordinates and other information pertaining to maps. This code may be used for other purposes where the encryption of numerals is required.

map series
A group of maps or charts usually having the same scale and cartographic specifications, and with each sheet appropriately identified by producing agency as belonging to the same series.

map sheet
An individual map or chart either complete in itself or part of a series. See also map.

In cartography, the area of a map or chart lying outside the border.

marginal data
All explanatory information given in the margin of a map or chart which clarifies, defines, illustrates, and/or supplements the graphic portion of the sheet.

marginal information
See marginal data.

marginal weather
Weather that is sufficiently adverse to a military operation so as to require the imposition of procedural limitations. See also adverse weather.

Marine air command and control system
A system that provides the aviation combat element commander with the means to command, coordinate, and control all air operations within an assigned sector and to coordinate air operations with other Services. It is composed of command and control agencies with communications-electronics equipment that incorporates a capability from manual through semiautomatic control. Also called MACCS. See also direct air support center; tactical air operations center.

Marine air-ground task force
The Marine Corps principal organization for all missions across the range of military operations, composed of forces task-organized under a single commander capable of responding rapidly to a contingency anywhere in the world. The types of forces in the Marine air-ground task force (MAGTF) are functionally grouped into four core elements: a command element, an aviation combat element, a ground combat element, and a combat service support element. The four core elements are categories of forces, not formal commands. The basic structure of the MAGTF never varies, though the number, size, and type of Marine Corps units comprising each of its four elements will always be mission dependent. The flexibility of the organizational structure allows for one or more subordinate MAGTFs to be assigned. Also called MAGTF. See also aviation combat element; combat service support element; command element; ground combat element; Marine expeditionary force; Marine expeditionary force (forward); Marine expeditionary unit; special purpose Marine air-ground task force; task force.

Marine base
A base for support of Marine ground forces, consisting of activities or facilities for which the Marine Corps has operating responsibilities, together with interior lines of communications and the minimum surrounding area necessary for local security. (Normally, not greater than an area of 20 square miles.) See also base complex.

Marine division and wing team
A Marine Corps air-ground team consisting of one division and one aircraft wing, together with their normal reinforcements.

marine environment
The oceans, seas, bays, estuaries, and other major water bodies, including their surface interface and interaction, with the atmosphere and with the land seaward of the mean high water mark.

Marine expeditionary brigade
A Marine air-ground task force that is constructed around a reinforced infantry regiment, a composite Marine aircraft group, and a brigade service support group. The Marine expeditionary brigade (MEB), commanded by a general officer, is task-organized to meet the requirements of a specific situation. It can function as part of a joint task force, as the lead echelon of the Marine expeditionary force (MEF), or alone. It varies in size and composition, and is larger than a Marine expeditionary unit but smaller than a MEF. The MEB is capable of conducting missions across the full range of military operations. Also called MEB. See also brigade; Marine air-ground task force; Marine expeditionary force.

Marine expeditionary force
The largest Marine air-ground task force (MAGTF) and the Marine Corps principal warfighting organization, particularly for larger crises or contingencies. It is task-organized around a permanent command element and normally contains one or more Marine divisions, Marine aircraft wings, and Marine force service support groups. The Marine expeditionary force is capable of missions across the range of military operations, including amphibious assault and sustained operations ashore in any environment. It can operate from a sea base, a land base, or both. Also called MEF. See also aviation combat element; combat service support element; command element; ground combat element; Marine air-ground task force; Marine expeditionary force (forward); Marine expeditionary unit; special purpose Marine air-ground task force; task force.

Marine expeditionary force (forward)
A designated lead echelon of a Marine expeditionary force (MEF), task-organized to meet the requirements of a specific situation. A Marine expeditionary force (forward) varies in size and composition, and may be commanded by the MEF commander personally or by another designated commander. It may be tasked with preparing for the subsequent arrival of the rest of the MEF/joint/multinational forces, and/or the conduct of other specified tasks, at the discretion of the MEF commander. A Marine expeditionary force (forward) may also be a stand-alone Marine air-ground task force (MAGTF), task-organized for a mission in which an MEF is not required. Also called MEF (FWD). See also aviation combat element; combat service support element; command element; ground combat element; Marine air-ground task force; Marine expeditionary force; Marine expeditionary unit; Marine expeditionary unit (special operations capable); special purpose Marine air-ground task force; task force.

Marine expeditionary unit
A Marine air-ground task force (MAGTF) that is constructed around an infantry battalion reinforced, a helicopter squadron reinforced, and a task-organized combat service support element. It normally fulfills Marine Corps forward sea-based deployment requirements. The Marine expeditionary unit provides an immediate reaction capability for crisis response and is capable of limited combat operations. Also called MEU. See also aviation combat element; combat service support element; command element; ground combat element; Marine air-ground task force; Marine expeditionary force; Marine expeditionary force (forward); Marine expeditionary unit (special operations capable); special purpose Marine air-ground task force; task force.

Marine expeditionary unit (special operations capable)
The Marine Corps standard, forward-deployed, sea-based expeditionary organization. The Marine expeditionary unit (special operations capable) (MEU[SOC]) is a Marine expeditionary unit, augmented with selected personnel and equipment, that is trained and equipped with an enhanced capability to conduct amphibious operations and a variety of specialized missions of limited scope and duration. These capabilities include specialized demolition, clandestine reconnaissance and surveillance, raids, in-extremis hostage recovery, and enabling operations for follow-on forces. The MEU(SOC) is not a special operations force but, when directed by the Secretary of Defense, the combatant commander, and/or other operational commander, may conduct limited special operations in extremis, when other forces are inappropriate or unavailable. Also called MEU(SOC). See also aviation combat element; combat service support element; command element; ground combat element; Marine air-ground task force; Marine expeditionary force; Marine expeditionary force (forward); Marine expeditionary unit; special purpose Marine air-ground task force; task force.

Marine Logistics Command
The US Marines may employ the concept of the Marine Logistics Command (MLC) in major regional contingencies to provide operational logistic support, which will include arrival and assembly operations. The combat service support operations center will be the MLC's primary combat service support coordination center for units undergoing arrival and assembly. Also called MLC. See also combat service support operations center.

maritime control area
An area generally similar to a defensive sea area in purpose except that it may be established any place on the high seas. Maritime control areas are normally established only in time of war. See also defensive sea area.

maritime defense sector
One of the subdivisions of a coastal area.

maritime environment
The oceans, seas, bays, estuaries, islands, coastal areas, and the airspace above these, including the littorals.

maritime power projection
Power projection in and from the maritime environment, including a broad spectrum of offensive military operations to destroy enemy forces or logistic support or to prevent enemy forces from approaching within enemy weapons' range of friendly forces. Maritime power projection may be accomplished by amphibious assault operations, attack of targets ashore, or support of sea control operations.

maritime pre-positioning force operation
A rapid deployment and assembly of a Marine expeditionary force in a secure area using a combination of strategic airlift and forward-deployed maritime pre-positioning ships. See also Marine expeditionary force; maritime pre-positioning ships.

maritime pre-positioning ships
Civilian-crewed, Military Sealift Command-chartered ships that are organized into three squadrons and are usually forward-deployed. These ships are loaded with pre-positioned equipment and 30 days of supplies to support three Marine expeditionary brigades. Also called MPS. See also Navy cargo handling battalion.

maritime search and rescue region
The waters subject to the jurisdiction of the United States; the territories and possessions of the United States (except Canal Zone and the inland area of Alaska), and designated areas of the high seas. See also search and rescue region.

maritime special purpose force
A task-organized force formed from elements of a Marine expeditionary unit (special operations capable) and naval special warfare forces that can be quickly tailored to a specific mission. The maritime special purpose force can execute on short notice a wide variety of missions in a supporting, supported, or unilateral role. It focuses on operations in a maritime environment and is capable of operations in conjunction with or in support of special operations forces. The maritime special purpose force is integral to and directly relies upon the Marine expeditionary unit (special operations capable) for all combat and combat service support. Also called MSPF.

maritime superiority
That degree of dominance of one force over another that permits the conduct of maritime operations by the former and its related land, sea, and air forces at a given time and place without prohibitive interference by the opposing force.

maritime supremacy
That degree of maritime superiority wherein the opposing force is incapable of effective interference.

1. A visual or electronic aid used to mark a designated point. 2. In land mine warfare: See gap marker; intermediate marker; lane marker; row marker; strip marker. 3. In naval operations, a maritime unit which maintains an immediate offensive or obstructive capability against a specified target.

marker ship
In an amphibious operation, a ship which takes accurate station on a designated control point. It may fly identifying flags by day and show lights to seaward by night.

To maintain contact on a target from such a position that the marking unit has an immediate offensive capability.

marking error
In naval mine warfare, the distance and bearing of a marker from a target.

marking fire
Fire placed on a target for the purpose of identification.

marking panel
A sheet of material displayed for visual communication, usually between friendly units. See also panel code.

married failure
In naval mine warfare, a moored mine lying on the seabed connected to its sinker from which it has failed to release owing to defective mechanism.

A bearing, distance, and altitude fix designated by an air operations center, helicopter direction center, or carrier air traffic control center on which the pilot will orientate holding, and from which initial approach will commence during an instrument approach. See also helicopter directions center.

1. The process by which units participating in an amphibious or airborne operation group together or assemble when feasible or move to temporary camps in the vicinity of embarkation points, complete preparations for combat, or prepare for loading. 2. The process of assembling, holding, and organizing supplies and/or equipment, especially vehicles of transportation, for onward movement. See also stage; staging area.

marshalling area
A location in the vicinity of a reception terminal orpre-positioned equipment storage site where arriving unitpersonnel, equipment, materiel, and accompanying supplies are reassembled, returned to the control of the unit commander, and prepared for onward movement. The joint complex commander designating the location will coordinate the use of the facilities with other allied commands and the host nation, and will provide life support to the units while in the marshalling area. See also marshalling.

1. The concentration of combat power. 2. The military formation in which units are spaced at less than the normal distances and intervals.

mass casualty
Any large number of casualties produced in a relatively short period of time, usually as the result of a single incident such as a military aircraft accident, hurricane, flood, earthquake, or armed attack that exceeds local logistic support capabilities. See also casualty.

massed fire
1. The fire of the batteries of two or more ships directed against a single target. 2. Fire from a number of weapons directed at a single point or small area.

The commanding officer of a United States Naval Ship, a commercial ship, or a government-owned general agency agreement ship operated for the Military Sealift Command by a civilian company to transport Department of Defense cargo. Also called MA.

master air attack plan
A plan that contains key information that forms the foundation of the joint air tasking order. Sometimes referred to as the air employment plan or joint air tasking order shell. Information that may be found in the plan includes joint force commander guidance, joint force air component commander guidance, support plans, component requests, target update requests, availability of capabilities and forces, target information from target lists, aircraft allocation, etc. Also called MAAP. See also air attack; target.

master film
The earliest generation of imagery (negative or positive) from which subsequent copies are produced.

master plot
A portion of a map or overlay on which are drawn the outlines of the areas covered by an air photographic sortie. Latitude and longitude, map, and sortie information are shown. See also sortie plot.

materials handling
The movement of materials (raw materials, scrap, semifinished, and finished) to, through, and from productive processes; in warehouses and storage; and in receiving and shipping areas.

materials handling equipment
Mechanical devices for handling of supplies with greater ease and economy. See also materials handling.

All items (including ships, tanks, self-propelled weapons, aircraft, etc., and related spares, repair parts, and support equipment, but excluding real property, installations, and utilities) necessary to equip, operate, maintain, and support military activities without distinction as to its application for administrative or combat purposes. See also equipment; personal property.

materiel cognizance
Denotes responsibility for exercising supply management over items or categories of materiel.

materiel control
See inventory control.

materiel inventory objective
The quantity of an item required to be on hand and on order on M-day in order to equip, provide a materiel pipeline, and sustain the approved US force structure (active and reserve) and those Allied forces designated for US materiel support, through the period prescribed for war materiel planning purposes. It is the quantity by which the war materiel requirement exceeds the war materiel procurement capability and the war materiel requirement adjustment. It includes the M-day force materiel requirement and the war reserve materiel requirement.

materiel management
See inventory control.

materiel pipeline
The quantity of an item required in the worldwide supply system to maintain an uninterrupted replacement flow.

materiel planning
A subset of logistic planning consisting of a four-step process. a. requirements definition. Requirements for significant items must be calculated at item level detail (i.e., National Stock Number) to support sustainability planning and analysis. Requirements include unit roundout, consumption and attrition replacement, safety stock, and the needs of allies. b. apportionment. Items are apportioned to the combatant commanders based on a global scenario to avoid sourcing of items to multiple theaters. The basis for apportionment is the capability provided by unit stocks, host-nation support, theater pre-positioned war reserve stocks and industrial base, and continental United States Department of Defense stockpiles and available production. Item apportionment cannot exceed total capabilities. c. sourcing. Sourcing is the matching of available capabilities on a given date against item requirements to support sustainability analysis and the identification of locations to support transportation planning. Sourcing of any item is done within the combatant commander's apportionment. d. documentation. Sourced item requirements and corresponding shortfalls are major inputs to the combatant commander's sustainability analysis. Sourced item requirements are translated into movement requirements and documented in the Joint Operation Planning and Execution System database for transportation feasibility analysis. Movement requirements for nonsignificant items are estimated in tonnage.

materiel readiness
The availability of materiel required by a military organization to support its wartime activities or contingencies, disaster relief (flood, earthquake, etc.), or other emergencies.

materiel release confirmation
A notification from a shipping or storage activity advising the originator of a materiel release order of the positive action taken on the order. It will also be used with appropriate shipment status document identifier codes as a reply to a followup initiated by the inventory control point.

materiel release order
An order issued by an accountable supply system manager (usually an inventory control point or accountable depot or stock point) directing a non-accountable activity (usually a storage site or materiel drop point) within the same supply distribution complex to release and ship materiel.

materiel requirements
Those quantities of items of equipment and supplies necessary to equip, provide a materiel pipeline, and sustain a Service, formation, organization, or unit in the fulfillment of its purposes or tasks during a specified period.

maximum effective range
The maximum distance at which a weapon may be expected to be accurate and achieve the desired effect.

maximum elevation figure
A figure, shown in each quadrangle bounded by ticked graticule lines on aeronautical charts, which represents the height in thousands and hundreds of feet, above mean sea level, of the highest known natural or manmade feature in that quadrangle, plus suitable factors to allow for inaccuracy and incompleteness of the topographical heighting information.

maximum enlisted amount
For any month, the sum of: a. the highest rate of basic pay payable for such month to any enlisted member of the Armed Forces of the United States at the highest pay grade applicable to enlisted members; and b. in the case of officers entitled to special pay under Title 37, United States Code, for such month, the amount of such special pay payable to such officers for such month.

maximum landing weight
The maximum gross weight due to design or operational limitations at which an aircraft is permitted to land.

maximum operating depth
The keel depth that a submarine is not to exceed during operations. This depth is determined by the submarine's national naval authority. See also test depth.

maximum ordinate
In artillery and naval gunfire support, the height of the highest point in the trajectory of a projectile above the horizontal plane passing through its origin. Also called vertex height.

maximum permissible concentration
See radioactivity concentration guide.

maximum permissible dose
That radiation dose which a military commander or other appropriate authority may prescribe as the limiting cumulative radiation dose to be received over a specific period of time by members of the command, consistent with current operational military considerations.

maximum range
The greatest distance a weapon can fire without consideration of dispersion

maximum sustained speed
In road transport, the highest speed at which a vehicle, with its rated payload, can be driven for an extended period on a level first-class highway without sustaining damage.

maximum take-off weight
The maximum gross weight due to design or operational limitations at which an aircraft is permitted to take off.

Distress call.

See times.

M-day force materiel requirement
The quantity of an item required to be on hand and on order (on M-day minus one day) to equip and provide a materiel pipeline for the approved peacetime US force structure, both active and reserve.

A system of receiving radio beacon signals and rebroadcasting them on the same frequency to confuse navigation. The meaconing stations cause inaccurate bearings to be obtained by aircraft or ground stations.

mean lethal dose
1. The amount of nuclear irradiation of the whole body which would be fatal to 50 percent of the exposed personnel in a given period of time. 2. The dose of chemical agent that would kill 50 percent of exposed, unprotected, and untreated personnel.

mean line of advance
In naval usage, the direction expected to be made good over a sustained period.

mean point of burst
See mean point of impact.

mean point of impact
The point whose coordinates are the arithmetic means of the coordinates of the separate points of impact/burst of a finite number of projectiles fired or released at the same aiming point under a given set of conditions.

mean sea level
The average height of the surface of the sea for all stages of the tide; used as a reference for elevations. Also called MSL.

means of transport
See mode of transport.

measured mile
In maritime navigation, distance precisely measured and marked, used by a vessel to calibrate its log.

measurement and signature intelligence
Technically derived intelligence that detects, locates, tracks, identifies, and describes the unique characteristics of fixed and dynamic target sources. Measurement and signature intelligence capabilities include radar, laser, optical, infrared, acoustic, nuclear radiation, radio frequency, spectroradiometric, and seismic sensing systems as well as gas, liquid, and solid materials sampling and analysis. Also called MASINT. See also intelligence; scientific and technical intelligence.

Measurement and Signature Intelligence Requirements System
A system for the management of theater and national measurement and signature intelligence (MASINT) collection requirements. It provides automated tools for users in support of submission, review, and validation of MASINT nominations of requirements to be tasked for national and Department of Defense MASINT collection, production, and exploitation resources. Also called MRS. See also measurement and signature intelligence.

measurement ton
The unit of volumetric measurement of equipment associated with surface-delivered cargo. Measurement tons equal total cubic feet divided by 40 (1MTON = 40 cubic feet). Also called M/T, MT, MTON.

measures of effectiveness
Tools used to measure results achieved in the overall mission and execution of assigned tasks. Measures of effectiveness are a prerequisite to the performance of combat assessment. Also called MOEs. See also combat assessment; mission.

mechanical sweep
In naval mine warfare, any sweep used with the object of physically contacting the mine or its appendages.

median incapacitating dose
The amount or quantity of chemical agent which when introduced into the body will incapacitate 50 percent of exposed, unprotected personnel.

media pool
A limited number of news media who represent a larger number of news media organizations for purposes of news gathering and sharing of material during a specified activity. Pooling is typically used when news media support resources cannot accommodate a large number of journalists. See also news media representative; public affairs.

medical evacuees
Personnel who are wounded, injured, or ill and must be moved to or between medical facilities.

medical intelligence
That category of intelligence resulting from collection, evaluation, analysis, and interpretation of foreign medical, bio-scientific, and environmental information that is of interest to strategic planning and to military medical planning and operations for the conservation of the fighting strength of friendly forces and the formation of assessments of foreign medical capabilities in both military and civilian sectors. Also called MEDINT. See also intelligence.

medical officer
Physician with officer rank. Also called MO.

medical regulating
The actions and coordination necessary to arrange for the movement of patients through the levels of care. This process matches patients with a medical treatment facility that has the necessary health service support capabilities and available bed space. See also health service support; medical treatment facility.

medical surveillance
The ongoing, systematic collection of health data essential to the evaluation, planning, and implementation of public health practice, closely integrated with the timely dissemination of data as required by higher authority. See also surveillance.

medical treatment facility
A facility established for the purpose of furnishing medical and/or dental care to eligible individuals. Also called MTF.

medium-angle loft bombing
Type of loft bombing wherein weapon release occurs at an angle between 35 and 75 degrees above the horizontal.

medium artillery
See field artillery.

medium-lot storage
Generally defined as a quantity of material that will require one to three pallet stacks, stored to maximum height. Thus, the term refers to relatively small lots as distinguished from definitely large or small lots. See also storage.

medium-range ballistic missile
A ballistic missile with a range capability from about 600 to 1,500 nautical miles.

medium-range bomber aircraft
A bomber designed for a tactical operating radius of under 1,000 nautical miles at design gross weight and design bomb load.

medium-range transport aircraft
See transport aircraft.

medium-scale map
A map having a scale larger than 1:600,000 and smaller than 1:75,000. See also map.

meeting engagement
A combat action that occurs when a moving force, incompletely deployed for battle, engages an enemy at an unexpected time and place.

megaton weapon
A nuclear weapon, the yield of which is measured in terms of millions of tons of trinitrotoluene explosive equivalents. See also kiloton weapon; nominal weapon; subkiloton weapon.

merchant convoy
A convoy consisting primarily of merchant ships controlled by the naval control of shipping organization.

merchant intelligence
In intelligence handling, communication instructions for reporting by merchant vessels of vital intelligence sightings. Also called MERINT

merchant ship
A vessel engaged in mercantile trade except river craft, estuarial craft, or craft which operate solely within harbor limits.

merchant ship casualty report
A report by message, or other means, of a casualty to a merchant ship at sea or in port. Merchant ship casualty reports are sent by the escort force commander or other appropriate authority to the operational control authority in whose area the casualty occurred.

merchant ship communications system
A worldwide system of communications to and from merchant ships using the peacetime commercial organization as a basis but under operational control authority, with the ability to employ the broadcast mode to ships when the situation makes radio silence necessary. Also called mercomms system.

merchant ship control zone
A defined area of sea or ocean inside which it may be necessary to offer guidance, control, and protection to Allied shipping.

merchant ship reporting and control message system
A worldwide message system for reporting the movements of and information relating to the control of merchant ships.

mercomms system
See merchant ship communications system.

Any thought or idea expressed briefly in a plain or secret language and prepared in a form suitable for transmission by any means of communication

message center
See telecommunications center.

message (telecommunications)
Record information expressed in plain or encrypted language and prepared in a format specified for intended transmission by a telecommunications system.

Information about information; more specifically, information about the meaning of other data. See also data; information

meteorological and oceanographic
A term used to convey all meteorological (weather) and oceanographic (physical oceanography) factors as provided by Service components. These factors include the whole range of atmospheric and oceanographic phenomena, from the sub-bottom of the earth's oceans up to the space environment (space weather). Also called METOC.

Meteorological and Oceanographic Forecast Center
The collective of electronically connected, shore-based meteorological and oceanographic (METOC) production facilities that includes centers such as Air Force Weather Agency, Navy Fleet Numerical METOC Center, 55th Space Weather Squadron, Naval Oceanographic Office, Warfighting Support Center, Air Force Combat Climatology Center, Fleet Numerical METOC Center Detachment, Asheville, North Carolina, and the Air Force and Navy theater and/or regional METOC production activities. Also called MFC. See also meteorological and oceanographic.

meteorological data
Meteorological facts pertaining to the atmosphere, such as wind, temperature, air density, and other phenomena that affect military operations.

The study dealing with the phenomena of the atmosphere including the physics, chemistry, and dynamics extending to the effects of the atmosphere on the earth's surface and the oceans.

A generic term for any form, whether film, video tape, paper, or other medium, containing miniaturized or otherwise compressed images which cannot be read without special display devices.

midcourse guidance
The guidance applied to a missile between termination of the boost phase and the start of the terminal phase of flight.

midcourse phase
That portion of the trajectory of a ballistic missile between the boost phase and the reentry phase. See also ballistic trajectory; boost phase; reentry phase; terminal phase.

A person who (1) belongs to a normally migratory culture who may cross national boundaries, or (2) has fled his or her native country for economic reasons rather than fear of political or ethnic persecution.

militarily significant fallout
Radioactive contamination capable of inflicting radiation doses on personnel which may result in a reduction of their combat effectiveness.

Military Affiliate Radio System
A program conducted by the Departments of the Army, Navy, and Air Force in which amateur radio stations and operators participate in and contribute to the mission of providing auxiliary and emergency communications on a local, national, or international basis as an adjunct to normal military communications. Also called MARS.

military assistance advisory group
A joint Service group, normally under the military command of a commander of a unified command and representing the Secretary of Defense, which primarily administers the US military assistance planning and programming in the host country. Also called MAAG.

military assistance advisory group
A joint Service group, normally under the military command of a commander of a unified command and representing the Secretary of Defense, which primarily administers the US military assistance planning and programming in the host country. Also called MAAG.

Military Assistance Articles and Services List
A Department of Defense publication listing source, availability, and price of items and services for use by the unified commands and Military Departments in preparing military assistance plans and programs.

Military Assistance Program
That portion of the US security assistance authorized by the Foreign Assistance Act of l961, as amended, which provides defense articles and services to recipients on a nonreimbursable (grant) basis. Also called MAP.

Military Assistance Program training
See international military education and training.

military capability
The ability to achieve a specified wartime objective (win a war or battle, destroy a target set). It includes four major components: force structure, modernization, readiness, and sustainability. a. force structure--Numbers, size, and composition of the units that comprise US defense forces; e.g., divisions, ships, air wings. b. modernization--Technical sophistication of forces, units, weapon systems, and equipments. c. unit readiness--The ability to provide capabilities required by the combatant commanders to execute their assigned missions. This is derived from the ability of each unit to deliver the outputs for which it was designed. d. sustainability--The ability to maintain the necessary level and duration of operational activity to achieve military objectives. Sustainability is a function of providing for and maintaining those levels of ready forces, materiel, and consumables necessary to support military effort. See also readiness.

military characteristics
Those characteristics of equipment upon which depends its ability to perform desired military functions. Military characteristics include physical and operational characteristics but not technical characteristics.

military civic action
The use of preponderantly indigenous military forces on projects useful to the local population at all levels in such fields as education, training, public works, agriculture, transportation, communications, health, sanitation, and others contributing to economic and social development, which would also serve to improve the standing of the military forces with the population. (US forces may at times advise or engage in military civic actions in overseas areas.)

military construction
Any construction, alteration, development, conversion, or extension of any kind carried out with respect to a military installation. Also called MILCON.

military container moved via ocean
Commercial or Government owned (or leased) shipping containers that are moved via ocean transportation without bogey wheels attached, i.e., lifted on and off the ship. Also called SEAVAN.

military convoy
A land or maritime convoy that is controlled and reported as a military unit. A maritime convoy can consist of any combination of merchant ships, auxiliaries, or other military units.

military currency
Currency prepared by a power and declared by its military commander to be legal tender for use by civilian and/or military personnel as prescribed in the areas occupied by its forces. It should be of distinctive design to distinguish it from the official currency of the countries concerned, but may be denominated in the monetary unit of either.

military damage assessment
An appraisal of the effects of an attack on a nation's military forces to determine residual military capability and to support planning for recovery and reconstitution. See also damage assessment.

military deception
Actions executed to deliberately mislead adversary military decision makers as to friendly military capabilities, intentions, and operations, thereby causing the adversary to take specific actions (or inactions) that will contribute to the accomplishment of the friendly mission. The five categories of military deception are as follows. a. strategic military deception--Military deception planned and executed by and in support of senior military commanders to result in adversary military policies and actions that support the originator's strategic military objectives, policies, and operations. b. operational military deception--Military deception planned and executed by and in support of operational-level commanders to result in adversary actions that are favorable to the originator's objectives and operations. Operational military deception is planned and conducted in a theater to support campaigns and major operations. c. tactical military deception--Military deception planned and executed by and in support of tactical commanders to result in adversary actions that are favorable to the originator's objectives and operations. Tactical military deception is planned and conducted to support battles and engagements. d. Service military deception--Military deception planned and executed by the Services that pertain to Service support to joint operations. Service military deception is designed to protect and enhance the combat capabilities of Service forces and systems. e. military deception in support of operations security (OPSEC)--Military deception planned and executed by and in support of all levels of command to support the prevention of the inadvertent compromise of sensitive or classified activities, capabilities, or intentions. Deceptive OPSEC measures are designed to distract foreign intelligence away from, or provide cover for, military operations and activities. See also deception.

Military Department
One of the departments within the Department of Defense created by the National Security Act of 1947, as amended. Also called MILDEP. See also Department of the Air Force; Department of the Army; Department of the Navy.

military designed vehicle
A vehicle having military characteristics resulting from military research and development processes, designed primarily for use by forces in the field in direct connection with, or support of, combat or tactical operations.

military education
The systematic instruction of individuals in subjects that will enhance their knowledge of the science and art of war. See also military training.

military geographic documentation
Military geographic information that has been evaluated, processed, summarized, and published.

military geographic information
Information concerning physical aspects, resources, and artificial features of the terrain that is necessary for planning and operations.

military geography
The specialized field of geography dealing with natural and manmade physical features that may affect the planning and conduct of military operations.

military government
See civil affairs.

military government ordinance
An enactment on the authority of a military governor promulgating laws or rules regulating the occupied territory under such control.

military governor
The military commander or other designated person who, in an occupied territory, exercises supreme authority over the civil population subject to the laws and usages of war and to any directive received from the commander's government or superior.

military grid
Two sets of parallel lines intersecting at right angles and forming squares; the grid is superimposed on maps, charts, and other similar representations of the surface of the Earth in an accurate and consistent manner to permit identification of ground locations with respect to other locations and the computation of direction and distance to other points. See also military grid reference system.

military grid reference system
A system which uses a standard-scaled grid square, based on a point of origin on a map projection of the surface of the Earth in an accurate and consistent manner to permit either position referencing or the computation of direction and distance between grid positions. Also called MGRS. See also military grid.

military independent
A merchant ship or auxiliary sailed singly but controlled and reported as a military unit. See also independent.

military installation
A base, camp, post, station, yard, center, or other activity under the jurisdiction of the Secretary of a Military Department or, in the case of an activity in a foreign country, under the operational control of the Secretary of a Military Department or the Secretary of Defense. See also base; station.

military intelligence
Intelligence on any foreign military or military-related situation or activity which is significant to military policymaking or the planning and conduct of military operations and activities. Also called MI.

Military Intelligence Board
A decisionmaking forum which formulates Defense intelligence policy and programming priorities. The Military Intelligence Board, chaired by the Director, Defense Intelligence Agency, who is dual-hatted as Director of Military Intelligence, consists of senior military and civilian intelligence officials of each Service, US Coast Guard, each Combat Support Agency, the Joint Staff/J-2/J-6, Deputy Assistant Secretary of Defense (Intelligence), Intelligence Program Support Group, DIA's Directorates for Intelligence Production, Intelligence Operations, and Information and Services, and the combatant command J-2s. Also called MIB. See also intelligence; military intelligence.

Military Intelligence Integrated Data System/Integrated Database
An architecture for improving the manner in which military intelligence is analyzed, stored, and disseminated. The Integrated Database (IDB) forms the core automated database for the Military Intelligence Integrated Data System (MIIDS) program and integrates the data in the installation, order of battle, equipment, and selected electronic warfare and command, control, and communications files. The IDB is the national-level repository for the general military intelligence information available to the entire Department of Defense Intelligence Information System community and maintained by DIA and the commands. The IDB is kept synchronized by system transactions to disseminate updates. Also called MIIDS/IDB. See also architecture; military intelligence.

military intervention
The deliberate act of a nation or a group of nations to introduce its military forces into the course of an existing controversy.

military journalist
A US Service member or Department of Defense civilian employee providing photographic, print, radio, or television command information for military internal audiences. See also command information.

military land transportation resources
All military-owned transportation resources, designated for common-user, over the ground, point-to-point use.

military load classification
A standard system in which a route, bridge, or raft is assigned class number(s) representing the load it can carry. Vehicles are also assigned number(s) indicating the minimum class of route, bridge, or raft they are authorized to use. See also route classification.

military necessity
The principle whereby a belligerent has the right to apply any measures which are required to bring about the successful conclusion of a military operation and which are not forbidden by the laws of war.

military nuclear power
A nation which has nuclear weapons and the capability for their employment.

military objective
A derived set of military actions to be taken to implement President or Secretary of Defense guidance in support of national objectives. A military objective defines the results to be achieved by the military and assign tasks to commanders. See also national objectives.

military occupation
A condition in which territory is under the effective control of a foreign armed force. See also occupied territory; phases of military government.

military operations other than war
Operations that encompass the use of military capabilities across the range of military operations short of war. These military actions can be applied to complement any combination of the other instruments of national power and occur before, during, and after war. Also called MOOTW.

military options
A range of military force responses that can be projected to accomplish assigned tasks. Options include one or a combination of the following: civic action, humanitarian assistance, civil affairs, and other military activities to develop positive relationships with other countries; confidence building and other measures to reduce military tensions; military presence; activities to convey threats to adversaries as well as truth projections; military deceptions and psychological operations; quarantines, blockades, and harassment operations; raids; intervention operations; armed conflict involving air, land, maritime, and strategic warfare operations; support for law enforcement authorities to counter international criminal activities (terrorism, narcotics trafficking, slavery, and piracy); support for law enforcement authorities to suppress domestic rebellion; and support for insurgency, counterinsurgency, and civil war in foreign countries. See also civil affairs; foreign humanitarian assistance; military civic action.

military ordinary mail
A special military airlift service for ordinary official mail being sent to, from, or between overseas areas. Also called MOM.

military payment certificate
An instrument (scrip) denominated in US dollars that is used as the official medium of exchange in US military operations designated as military payment certificate areas. Also called MPC.

military performance specification container
A container that meets specific written standards. Aviation and Troop Command, US Army, procures military performance specification containers for the Army and will perform like services for other Department of Defense components on request. Also called MILSPEC container.

military postal clerk
A person of the US Armed Forces officially designated to perform postal duties.

Military Postal Service
The command, organization, personnel, and facilities established to provide, through military post offices, a means for the transmission of mail to and from the Department of Defense, members of the US Armed Forces, and other authorized agencies and individuals. Also called MPS.

Military Postal Service Agency
The single manager operating agency established to manage the Military Postal Service. Also called MPSA.

military post office
A branch of a designated US-based post office such as New York, San Francisco, Miami, or Seattle established by US Postal Service authority and operated by one of the Military Services. The term includes Army, Air Force, Navy, Marine Corps, and established Coast Guard post offices. Also called MPO.

military posture
The military disposition, strength, and condition of readiness as it affects capabilities.

military requirement
An established need justifying the timely allocation of resources to achieve a capability to accomplish approved military objectives, missions, or tasks. Also called operational requirement. See also objective force level.

military resources
Military and civilian personnel, facilities, equipment, and supplies under the control of a Department of Defense component.

Military Sealift Command
A major command of the US Navy, and the US Transportation Command's component command responsible for designated common-user sealift transportation services to deploy, employ, sustain, and redeploy US forces on a global basis. Also called MSC. See also transportation component command.

Military Sealift Command-controlled ships
Those ships assigned by the Military Sealift Command (MSC) for a specific operation. They may be MSC nucleus fleet ships, contract-operated MSC ships, MSC-controlled time or voyage-chartered commercial ships, or MSC-controlled ships allocated by the Maritime Administration to MSC to carry out Department of Defense objectives.

Military Sealift Command force
The Military Sealift Command (MSC) force common-user sealift consists of three subsets: the Naval Fleet Auxiliary Force, common-user ocean transportation, and the special mission support force. These ship classes include government-owned ships (normally civilian manned) and ships acquired by MSC charter or allocated from other government agencies. See also common-user sealift; Military Sealift Command.

Military Service
A branch of the Armed Forces of the United States, established by act of Congress, in which persons are appointed, enlisted, or inducted for military service, and which operates and is administered within a military or executive department. The Military Services are: the United States Army, the United States Navy, the United States Air Force, the United States Marine Corps, and the United States Coast Guard.

military standard requisitioning and issue procedure
A uniform procedure established by the Department of Defense for use within the Department of Defense to govern requisition and issue of materiel within standardized priorities. Also called MILSTRIP.

military strategy
The art and science of employing the armed forces of a nation to secure the objectives of national policy by the application of force or the threat of force. See also strategy.

military symbol
A graphic sign used, usually on map, display or diagram, to represent a particular military unit, installation, activity, or other item of military interest.

military technician
A Federal civilian employee providing full-time support to a National Guard, Reserve, or Active Component organization for administration, training, and maintenance of the Selected Reserve. Also called MILTECH.

military traffic
Department of Defense personnel, mail, and cargo to be, or being, transported.

Military Traffic Management Command
A major command of the US Army, and the US Transportation Command's component command responsible for designated continental United States land transportation as well as common-user water terminal and traffic management service to deploy, employ, sustain, and redeploy US forces on a global basis. Also called MTMC. See also transportation component command.

military training
1. The instruction of personnel to enhance their capacity to perform specific military functions and tasks. 2. The exercise of one or more military units conducted to enhance their combat readiness. See also military education.

military van (container)
Military-owned, demountable container, conforming to US and international standards, operated in a centrally controlled fleet for movement of military cargo. Also called MILVAN.

MILSPEC container
See military performance specification containers.

See military van (container).

MILVAN chassis
The compatible chassis to which the military van (container) is attached by coupling the lower four standard corner fittings of the container to compatible mounting blocks in the chassis to permit road movement.

1. In land mine warfare, an explosive or material, normally encased, designed to destroy or damage ground vehicles, boats, or aircraft, or designed to wound, kill, or otherwise incapacitate personnel. It may be detonated by the action of its victim, by the passage of time, or by controlled means. 2. In naval mine warfare, an explosive device laid in the water with the intention of damaging or sinking ships or of deterring shipping from entering an area. The term does not include devices attached to the bottoms of ships or to harbor installations by personnel operating underwater, nor does it include devices which explode immediately on expiration of a predetermined time after laying. See also land mine warfare; mine warfare.

mineable waters
Waters where naval mines of any given type may be effective against any given target.

mine clearance
The process of removing all mines from a route or area.

A number of mines (not to exceed five) laid within a two-meter semicircle of the central mine.

mine countermeasures
All methods for preventing or reducing damage or danger from mines. Also called MCM.

mined area
An area declared dangerous due to the presence or suspected presence of mines.

mine defense
The defense of a position, area, etc., by land or underwater mines. A mine defense system includes the personnel and equipment needed to plant, operate, maintain, and protect the minefields that are laid.

mine disposal
The operation by suitably qualified personnel designed to render safe, neutralize, recover, remove, or destroy mines.

1. In land warfare, an area of ground containing mines emplaced with or without a pattern. 2. In naval warfare, an area of water containing mines laid with or without a pattern. See also land mine warfare; mine; mine warfare.

minefield breaching
In land mine warfare, the process of clearing a lane through a minefield under tactical

minefield density
In land mine warfare, the average number of mines per meter of minefield front, or the average number of mines per square meter of minefield. In naval warfare, the average number of mines per nautical mile.

minefield lane
A marked lane, unmined, or cleared of mines, leading through a minefield.

minefield marking
Visible marking of all points required in laying a minefield and indicating the extent of such minefields.

minefield marking
Visible marking of all points required in laying a minefield and indicating the extent of such minefields.

minefield record
A complete written record of all pertinent information concerning a minefield, submitted on a standard form by the officer in charge of the laying operations.

minefield report
An oral, electronic, or written communication concerning mining activities (friendly or enemy) submitted in a standard format by the fastest secure means available.

Employment of sensor and neutralization systems, whether air, surface, or subsurface, to locate and dispose of individual mines. Minehunting is conducted to eliminate mines in a known field when sweeping is not feasible or desirable, or to verify the presence or absence of mines in a given area. See also minesweeping.

mine row
A single row of mines or clusters of mines. See also mine strip.

mine spotting
In naval mine warfare, the process of visually observing a mine or minefield.

mine strip
In land mine warfare, two parallel mine rows laid simultaneously six meters or six paces apart. See also mine row.

The technique of clearing mines using either mechanical, explosive, or influence sweep equipment. Mechanical sweeping removes, disturbs, or otherwise neutralizes the mine; explosive sweeping causes sympathetic detonations in, damages, or displaces the mine; and influence sweeping produces either the acoustic and/or magnetic influence required to detonate the mine. See also minehunting.

mine warfare
The strategic, operational, and tactical use of mines and mine countermeasures. Mine warfare is divided into two basic subdivisions: the laying of mines to degrade the enemy's capabilities to wage land, air, and maritime warfare; and the countering of enemy-laid mines to permit friendly maneuver or use of selected land or sea areas. Also called MIW

mine warfare chart
A special naval chart, at a scale of 1:50,000 or larger (preferably 1:25,000 or larger) designed for planning and executing mine warfare operations, either based on an existing standard nautical chart, or produced to special specifications.

mine warfare forces (naval)
Navy forces charged with the strategic, operational, and tactical use of naval mines and their countermeasures. Such forces are capable of offensive and defensive measures in connection with laying and clearing mines.

mine warfare group
A task organization of mine warfare units for the conduct of minelaying and/or mine countermeasures in maritime operations.

In naval mine warfare, the mine countermeasures procedure to detect, record and, if possible, track potential minelayers and to detect, find the position of, and/or identify mines during the actual minelaying.

mine weapons
The collective term for all weapons which may be used in mine warfare.

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