Defense — page 34 of 65

6,416 terms

Defense terms

  1. Low Altitude Demonstration System (LADS) Part of the SBIRS Low Program Definition and Risk Reduction (PDRR) program phase.
  2. Low Earth Orbit (LEO) These satellites are at altitudes between 100 and 400 nautical miles. They have short duration revolutions (about 90 minutes), short visibility envelopes…
  3. Low Endoatmosphere That portion of the earth's atmosphere, generally below 40 km altitude. 170
  4. Low-Rate Initial Production (LRIP) The production of a system in limited quantity to provide articles for operational test and evaluation, to establish an initial production base, and to…
  5. LOWKATRER Low Weight Kinetic Energy Active Tracker.
  6. LOWTRAN Atmospheric and Interstellar Background Signature Model.
  7. LPAR Large Phased Array Radar.
  8. LPD Low Probability of Detection.
  9. LPE (1) Liquid Phase Epitaxy . (2) Launch Point Estimate.
  10. LPI Low Probability of Intercept.
  11. LPS Abbreviation for lipopolysaccharide.
  12. LR Long Range.
  13. LRA (1) Line-Replaceable Assembly. (2) Launch and Recovery Element.
  14. LRB Liquid Rocket Booster.
  15. LRC Lewis Research Center, Cleveland, OH.
  16. LRE (1) Latest Revise Estimate. (2) Launch and Recovery Element.
  17. LREP Light Replicas.
  18. LRF Laser Range Finder.
  19. LRINF Longer Range Intermediate Nuclear Forces.
  20. LRIP See Low-Rate Initial Production.
  21. LRIP-OT Low Rate Initial Production Operational Testing.
  22. LRTBM Long Range TBM.
  23. LRTNF Long-range Theater Nuclear Force.
  24. LRU (1) Line Replaceable Units. (2) Line Replacement Units.
  25. LS Launching Stations (PATRIOT).
  26. LSA Logistics Support Analysis.
  27. LSAP Logistics Support Analysis Program.
  28. LSAR Logistics Support Analysis Record.
  29. LSART LSA Review Team (ILS term).
  30. LSAT Laser Satellite. 171
  31. LSAWG LSA Working Group.
  32. LSE Lifetime Support Engineering (ILS term).
  33. LSEA Lifetime Support Engineering Activity (ILS term).
  34. LSI Large Scale Integration (circuits).
  35. LSRS Loral Space and Range Systems, Sunnyvale, CA.
  36. LST Local Standard Time
  37. LSTS Launcher Station Test Site.
  38. LTA Lead Time Analysis.
  39. LTBT Limited Test Ban Treaty.
  40. LTD Limited
  41. LTH Lethality and Target Hardening.
  42. LTS Low Temperature Superconductor
  43. LTV Launch Test Vehicle.
  44. LU Launch and Update.
  45. LUA Launch Under Attack.
  46. LUP Limited U.S. Protection.
  47. LUT Limited User Test.
  48. LUT/OA Limited User Test/Operational Assessment.
  49. LVS Loral Vought Systems, a defense industry contractor.
  50. LVT Low Volume Terminal (USN/NATO/Telecomm term).
  51. LW Laser Weapons.
  52. LWAN Local Wide Area Net.
  53. LWIR See Long Wavelength Infrared.
  54. LWIR FPA (PET) Long Wavelength Infrared Focal Plane Array (Pilot-line Experiment Technology).
  55. LYTBT Low-Yield Threshold Test Ban Treaty.
  56. LZ Landing Zone. 173
  57. M (1) Model. (2) Million. (3) Mega.
  58. M&LC Missile and Launch Control.
  59. M&S (1) Materials and Structures. (2) Modeling and Simulation.
  60. M-T-M Model Test Model.
  61. M/LWIR Medium/Long Wavelength Infrared.
  62. M/P Manpower/Personnel.
  63. MAA Mission Area Analysis.
  64. MAAG Military Assistance Advisory Group.
  65. MAB Abbreviation for monoclonal antibody.
  66. MAC (1) OBSOLETE. Military Airlift Command. See AMC. (2) Maintenance Allocation Chart.
  67. MACCK Multi-Application Command and Control Kit (GD term for IVIS follow-on).
  68. MACCS Marine Corps Air Command and Control System.
  69. MACOM Major Army Command.
  70. MAD (1) Mission Area Deficiency. (2) Mutually Assured Destruction.
  71. MADCAP Mosaic Array Data Compression and Analysis Program.
  72. MADS Modified Air Defense System.
  73. MAE Medium Altitude Endurance.
  74. MAGTF Marine Air-Ground Task Force.
  75. Main Beam The primary directional EMR emitted from radar transmitters.
  76. Maintainer An individual responsible for retaining the major defense system in or restoring it to a specified condition.
  77. Maintenance Concept/Plan A description of maintenance considerations and constraints for system/equipment under development.
  78. Maintenance Operations The corrective and preventive maintenance operations that do not require a deployment decision; it includes correction and subsequent validation testing…
  79. Maintenance Planning The process conducted to evolve and establish maintenance concepts and requirements for the lifetime of a material system; one of the principal elements…
  80. MAIS Mobile Automated Instrumentation Suite (USA term).
  81. MAISRC Major Automated Information System Review Council
  82. MAJCOM Major Command (USAF).
  83. Major Automated Information System Review Council (MAISRC) The Senior DoD information management acquisition review board chaired by the Assistant Secretary of Defense for Command, Control, Communication, and…
  84. Major Defense Acquisition Program An acquisition program that is not a highly sensitive classified program (as determined by the Secretary of Defense) and that is: 1.
  85. 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.
  86. Major Modification A 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.
  87. Major System A combination of elements that will function together to produce the capabilities required to fulfill a mission need, including hardware, equipment…
  88. MAM Maintenance Assist Modules.
  89. MAMDT Mean Active Maintenance Downtime (ILS term). 175
  90. Mandatory Access Control A 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…
  91. Maneuverable Reentry Vehicle (MARV) A reentry vehicle capable of performing preplanned flight maneuvers during the reentry phase.
  92. MANPER Manpower and Personnel ILS term).
  93. Manpower Authorizations The billets in the manpower requirements structure that are planned to be filled.
  94. 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.
  95. 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…
  96. Manpower, Personnel, Training, and Safety (MPTS) Profiles A description of human dimensions and constraints involving a major system throughout the system life cycle.
  97. MANPRINT Manpower and Personnel Integration (US Army).
  98. MANTECH Manufacturing Technology.
  99. Manufacturing (or Production) Engineering Pre-production planning and operation analysis applied to specific product designs.
  100. Manufacturing Operations, Development, and Integration Laboratory (MODIL) An SDS-peculiar integration mechanism to link product technology development concurrently with manufacturing process and control development for a…

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