Main BeamThe primary directional EMR emitted from radar transmitters.
MaintainerAn individual responsible for retaining the major defense system in or restoring it to a specified condition.
Maintenance Concept/PlanA description of maintenance considerations and constraints for system/equipment under development.
Maintenance OperationsThe corrective and preventive maintenance operations that do not require a deployment decision; it includes correction and subsequent validation testing…
Maintenance PlanningThe process conducted to evolve and establish maintenance concepts and requirements for the lifetime of a material system; one of the principal elements…
MAISMobile Automated Instrumentation Suite (USA term).
MAISRCMajor Automated Information System Review Council
Major Defense Acquisition ProgramAn acquisition program that is not a highly sensitive classified program (as determined by the Secretary of Defense) and that is: 1.
Major Defense Acquisition Program (MDAP)An acquisition program that is not a highly sensitive classified program (as determined by the Secretary of Defense) and that is: 1.
Major ModificationA modification that in and of itself meets the criteria of acquisition category I or II or is designated as such by the milestone decision authority.
Major SystemA combination of elements that will function together to produce the capabilities required to fulfill a mission need, including hardware, equipment…
MAMDTMean Active Maintenance Downtime (ILS term). 175
Mandatory Access ControlA means of restricting access to objects based on the sensitivity (as represented by a label) of the information contained in the objects and the formal…
Manpower AuthorizationsThe billets in the manpower requirements structure that are planned to be filled.
Manpower Estimate Report (MER)An estimate of the number of personnel who will operate, maintain, support, and train for the acquisition upon full operational deployment.
Manpower, Personnel, Training, and Safety (MPTS)The human dimension of the complete defense weapon system. The term MPTS also encompasses the concepts and disciplines of human factors engineering and…
Manufacturing Technology (MANTECH)Manufacturing technology refers to any action which has as its objective the timely establishment or improvement of the manufacturing processes…
Marine Air Command and Control SystemA US Marine Corps tactical air command and control system that provides the tactical air commander with the means to command, coordinate, and control all…
Mark/MarkupLine by line review and approval/disapproval/modification of the defense budget by congressional committees.
Mass RaidMany Red ballistic missiles launched toward CONUS from several launch areas. A mass ASAT raid consists of several ASATs attacking Blue satellites.
MASTMeasurement and Simulation Technology-formerly Synthetic Scene Generation Model (SSGM).
Material Fielding PlanPlan to ensure smooth transition of system from developer to user.
Materials ScienceThe science of developing/altering and applying materials to obtain a resultant molecular structure with desirable physical properties and performance…
MATHSFAManufacturing and Testing of LWIR Hardened Seeker FPA Assemblies. 177
Matra BAE DynamicsEuropean missile manufacturer formed in 1996 from British Aerospace Dynamics and Matra of France.
Maximum AttritionMaximum attrition is employed in a target-rich environment to destroy the maximum number of RVs, regardless of the type, by using all available or…