航空缩略语词典

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Kinetic Kill Vehicle 1 v1 t$ ?' M4 O8 N- Y( s2 TIntegrated Technology ) v! ~3 r0 x) I: T3 C) e" _+ k- MExperiment (KITE) + j, b) F) V! p+ _7 _6 t1 _A series of test flights at WSMR to demonstrate HEDI technologies. KITE (1) Kuiper Infrared Technology Experiment. (2) Kinetic Kill Vehicle Integrated ) f/ V" n. }& mTechnology Experiment. " I4 E8 |% m0 MKKV Kinetic Kill Vehicle. ! T# n7 `, W! o9 tKKVWS Kinetic Kill Vehicle Weapon System. KL Kill Level. Km Kilometer. / D) Y4 S# x0 b+ t d9 lKm/h Kilometer per hour. 7 k8 a9 [8 Q9 B" BKm/sec Kilometer per Second. , r4 |' ?) e8 I5 v/ S! \KMCC Kwajalein Mission Control Center. , D% S# b; T @4 g2 u' A' qKMR Kwajalein Missile Range. $ c0 u/ F+ f7 xKMRSS Kwajelein Missile Range Safety System. 9 W3 U v% O6 a: d; h9 I6 ~% \KPP Key Performance Parameters. 2 I( D1 Z) e. g6 t, y# JMDA GLOSSARY, VER. 4.0 K 159 * h) X% O( I: N( vKr Krypton. 2 [, {( _- K3 L7 u: T/ ?KREMS Kiernan Reentry Measurement System. KSC Kennedy Space Center, FL. Kt Kiloton. KTF Kauai Test Facility, Barking Sands, HI. ; r7 K" n: w5 `) k( b% xKTP (1) Key Technical Partner. (2) Key Test Partner (3) Key Technical Parameters. Kts Knots. KV Kill Vehicle. ' R3 @# x4 D! _/ \0 fkw Kilowatt. KW Kinetic Warhead. , z% a9 L4 x3 jMDA GLOSSARY, VER. 4.0 L 161 $ f7 Y4 `$ N8 X1 [/ g; q5 e' C4 j F1 vL&TH Lethality and Target Hardening. L1SS Level 1 System Simulator. * y# i* Q/ ?; L# ~L2SS Level 2 System Simulator - NTF. ! G9 k# C& U4 L1 Y6 W! TLAA Limited Access Area. LAAD Low Altitude Air Defense. LAAFB Los Angeles Air Force Base, CA. # N3 O& L6 F7 y/ a, t9 VLABCOM Laboratory Command. LABM Local Area Battle Manager. ; `6 V6 K5 ]- C, @, PLABP Look Ahead Battle Planner LAC Low Authority Control. 2 n7 `% t. j7 X% [0 m) R2 x2 w' FLACE Laser Atmospheric Compensation Experiment (an SDIO/NRL satellite launched February 1990 and turned off July 1993). LACM Land Attack Cruise Missile. LADAR Laser Detection and Ranging. 1 Y) I7 h$ ~) DLaddering Down A hypothetical technique for overcoming a terminal phase missile defense. Successive salvos of salvage-fused RVs attack. The detonations of one salvo disable local ABM abilities so that following salvos are able to approach the target more closely before being, in turn, intercepted. Eventually, by repeating the process, the target is reached and destroyed. LADL Lightweight Air Defense Launcher (USA TBMD term). LADS Low Altitude Demonstration System. LAFB Langley AFB, VA. LAMP Large Advanced Mirror Program. LAN Local Area Network. Landsat Land Satellite (NASA program’s satellite). 9 l+ h1 I+ R( N2 E @4 }LANL Los Alamos National Laboratory, NM. LANTRINS Low Altitude Navigation and Targeting Infrared Night System. - G; U+ \: B( e" I# I! m0 y% [LAO Limited Attack Option. LAPL Lead Allowance Parts List (Navy term). LARC Langley Research Center, Hampton, VA. MDA GLOSSARY, VER. 4.0 L 162 Large Optics The technology of constructing and employing mirrors over 1 m aperture to direct and control high power beam weapons/systems with large coverage, or to provide high resolution or high sensitivity for detection and/or imaging. : [1 ^, P6 ?+ f% L( J2 vLASA Large Aperture Seismic Array. Lasant A material that can be stimulated to produce laser light. Many materials can be : J( ~& t+ B7 L. @/ p4 {used as lasants; these can be in solid, liquid, or gaseous form (consisting of ( k E! }1 e% \. amolecules including excimers or atoms) or in the form of plasma (consisting of ions and electrons). Lasant materials useful in high energy lasers include carbon + C* R7 ^: p8 |3 f3 L& ndioxide, carbon monoxide, deuterium fluoride, hydrogen fluoride, iodine, xenon chloride, krypton fluoride, and selenium, to mention but a few. LASE LIDAR Acquisition and Sizing Experiment. 0 j/ e$ d( @! D5 ^' N8 {1 BLaser An active electron device that converts input power into a very narrow, intense % O1 F) y h# e2 p; o) n9 hbeam of coherent visible or infrared light; the input power excites the atoms of an optical resonator to a higher energy level, and the resonator forces the excited atoms to radiate in phase. Derived from Light Amplification by Stimulated Emission of Radiation and classified from Class I - Class IV according to its ! G- r- U: W9 C; ?% e7 S& h; ~+ u0 tpotential for causing damage to the eye. . E# J$ C8 K2 L3 nLaser Designator A device that emits a beam of laser energy to mark a specific place or object. Laser Detection and Ranging 2 u4 g/ a/ M- B+ X- X(LADAR) 0 e3 ^& ^4 o, lA technique analogous to radar, but which uses laser light rather than radio or microwaves. The light is bounced off a target and then detected, with the return Y2 m0 [( E c# V( z- k, mbeam providing information on the distance and velocity of the target. # C, f1 x/ L" G1 I0 M4 zLaser Guided Weapon A weapon that uses a seeker to detect laser energy reflected from a laser marker/designated target and, through signal processing, provides guidance commands to a control system. The control system then guides the weapon to . f7 j, V1 c4 ~) G; V2 L3 X4 N1 ]the point from which the laser energy is being reflected. Laser Imaging - s, z- \. p. a" E" U) l1 tRadar & z) z' e( ~0 n! H) Q7 @A technology whereby a laser beam can be used in a way similar to the use of a + T" r# ]; t1 k: U: ~+ O/ _radar beam to produce a high-quality image of an object. # g* Z: k/ \7 Z* lLaser Optics Technology associated with the use and control of laser beams with flux greater than 1 watt/cm2. ) J2 @7 \% T7 y( Q4 z6 @Laser Seeker A device based on a direction sensitive receiver that detects the energy reflected from a laser designated target and defines the direction of the target relative to the receiver. See also laser guided weapon. Laser Target Designating System A system that is used to direct (aim or point) laser energy at a target. The 2 a" p5 ^ x& Ssystem consists of the laser designator or laser target marker with its display and 7 T& V) Y' j, n, l0 Econtrol components necessary to acquire the target and direct the beam of the / W! I8 \# O7 blaser energy thereon. Laser Tracker A device that locks on to the reflected energy from a laser marked/designated and defines the direction of the target relative to itself. ( f8 b$ ^: Q2 r% M$ `# m$ ZLaser Weapons Devices, such as photon generators, which produce a narrow beam of coherent 3 K) t. u5 S, |/ E0 B6 N) wradiated power greater than 1 MW. * V* ]6 F8 X" V, bLASERCOM Laser Communications. / m+ b4 E3 V: SLATS Long Wave Infrared Advanced Technology Seeker/Sensor.

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MDA GLOSSARY, VER. 4.0 L 163 Launch Azimuth Missile launch location measured in degrees clockwise from the local northpointing longitude line at the launch site. (USSPACECOM) 7 d: l# T+ K! H4 {/ ILaunch Detection Initial indication by any one of a variety of sensors that a booster has been * t; P1 i# u' d7 flaunched from some point on the surface of the earth, with initial characterization 7 C/ g3 a& H0 l% y% x8 X* t, h6 fof the booster type. (USSPACECOM) & ?; J6 U) J+ _' ?% E* Z. `7 ~Launch Point Determination 5 ~0 y5 d- |' |With computer methods, uses missile track observation to estimate the point on the earth’s surface from which the missile was launched, expressed in terms of circular error probable. Launch Under Attack (LUA) 8 z8 X9 R3 b5 d, ~- n: C; O P3 BExecution by National Command Authorities of Single Integrated Operational * Q( u& z2 w( y4 C6 f+ x( ]Plan forces subsequent to tactical warning of strategic nuclear attack against the United States and prior to first impact. Launch % m" g% t$ c0 v B8 rVerification - k9 |! a3 F/ @( YConfirmation of a detection of a booster launch by receiving a report from a sensor separate and independent of the sensor that initially detected a specific 9 A/ M9 p+ H) X+ ?! M% k: J, o) Ybooster launch. Layered Defense A defense that consists of several sets of weapons that operates at different phases in the trajectory of a ballistic missile. Thus, there could be a first layer (e.g., boost phase) of defense with remaining targets passed on to succeeding layers (e.g., midcourse, terminal). # A5 j# _3 g7 a( N$ P Llb Pound. ( F; F7 t2 A5 D$ f8 i* I3 DLBL Lawrence Berkeley Laboratory, Berkeley, CA. % C& i, h5 j+ P9 ALBM Localized Battle Management/Manager(s). ' _4 V% n/ Y+ l, ~8 M1 M+ D, sLBTS Land Based Test Site. T4 M! {8 a% H* GLCC (1) See Life-Cycle Cost. (2) Launch Control Center. LCCE (1) Life-Cycle Cost. (2) Launch Control Center. (3) Land Component 0 @9 g; C1 d* I5 R8 `" w4 m m/ HCommander (JCS term). ; L! x, \+ h5 d" E1 PLCCS Life-Cycle Contractor Support. LCF Launch Control Facility. 3 G) _; V X, Z; L& MLCM (1) Life Cycle Management. & ?% c" `, g( f, c1 s. Y: i(2) Lightweight Communications Module (USAF TelComms/Computer term). LCN Logistics Control Number (ILS term). LCOM Logistics Composite Model. ! u+ o0 M! m: |# F; ^9 V1 pLCN Logistics Control Number (ILS term). 9 @7 g) `. ~ K7 R2 c2 N' uLCS Laser Crosslink System. LDC Less Developed Country. LDS (1) Layered Defense System. (2) Lexington Discrimination System. (3) Limited , n6 s& Q- w( @Defense System. MDA GLOSSARY, VER. 4.0 L , }, u r8 R; Y/ O I164 ) q% Q, ^* x' @LE Lethality Enhancer (PAC-3). / e) ^% J h: N. u( x3 h6 ?8 zLead Component/ Service + l$ l! p S! o5 tThe DoD Component designated by SECDEF to be responsible for management / [# ~5 ]) }0 B& o2 F1 Vof a system acquisition involving two or more DoD Components in a joint program. LEAF Law Enforcement Access Field. Leakage The allowable threat objects passing through a BMD system expressed as a percentage of the threat. To ensure overall system performance, permitted 0 s) @& B& P0 a2 Oleakage is “budgeted” among individual BMD phases and functions. * Y# J1 j( ]) ?5 }. h2 O$ @2 c9 pLeakage (Max) The maximum allowable threat objects passing through a BMD system expressed 2 D$ O3 u0 t C8 Fas a percentage of the design-to threat. To ensure overall system performance, 5 @3 L8 i( l6 s* @! hpermitted leakage is “budgeted” among individual BMD phases and functions. 7 d' b, ]$ y4 i, v! B0 w# H% sLEAP Lightweight Exoatmospheric Projectile. : z1 v$ C5 z9 k! F! W8 ~LEASAT Leased Satellite. 6 h K! ?/ g( R2 }8 T. h4 t% cLeast Privilege This principle requires that each subject in a system be granted the most ) ^) `9 }7 B( u8 [- Arestrictive set of privileges (or lowest clearance) needed for the performance of * T( Q& x* ?4 _+ \7 wauthorized tasks. The application of this privilege limits the damage that can 6 o* S; y# i! U0 W$ Cresult from accident, error, or unauthorized use. 4 X6 x8 L) a) N0 H: P( pLED (1) Low Endoatmospheric Defense. (2) Light Emitting Diode. LEDI Low Endoatmospheric Defense Interceptor. LEDS (1) Low Endoatmospheric Defense System. 3 C' m% Z/ V( K# H. E% n, k(2) Link Eleven Display System (USN term). LEI Low Endoatmospheric Interceptor. LEIP Link Eleven Improvement Program (USN term). LEL Low Energy Laser. 2 T ?" a4 C4 a+ k: I( Q+ CLELWS Low Energy Laser Weapon System. LEM Logistics Element Manager (ILS term). LEO Low Earth Orbit. LETS LWIR Environment and Threat Simulation. Level of Effort (LOE) # U0 ^9 ]2 E& z a5 LEffort of a general or supportive nature that does not produce definite end products or results, e.g. contract man-hours. Leverage (1) The advantage gained by boost-phase intercept, when a single booster 1 }' N7 n9 ^% D, C: Tkill may eliminate many RVs and decoys before they are deployed. This 8 E5 E6 p# k! F9 R4 `could provide a favorable cost-exchange ratio for the defense and would reduce stress on later tiers of the SDS. " Y6 j$ B8 s7 p(2) In general, the power to act or influence to attain goals. LF (1) Landing Force. (2) Low Frequency. T9 ]7 t' `/ u8 p. \MDA GLOSSARY, VER. 4.0 L 165 4 U- v! g; [% J7 d9 a- ZLFIE Live Flight Integration Exercise. LFOV Limited Field of View. LFS Loral Federal System, Gaithersburg, MD. 7 ^5 A4 Y0 \, r$ w1 K2 YLFT&E Live Fire Test and Evaluation. 5 I( b1 K+ q% G# U6 k8 r5 a/ P' kLGB Laser Guided Bomb. LGM (1) Laser Guided Missile. ) l2 ^/ G" Q# a# y# U(2) Loop Group Multiplexer. ) p7 ~; O* y3 {) o2 k+ M0 p; _LGSM Light Ground Station Module (USA CECOM term). 1 D! o8 Z% J; O% T* g& L2 GLHO Amphibious Assault Ship. Li Lithium. # o6 J: J. i; bLIC Low Intensity Conflict. LIDAR Light Detection and Ranging. Life Cycle (1) The total phases through which an item passes from the time it is initially developed until the time it is either consumed or disposed of as being ) `& G0 X) j2 L1 S9 J) h& h$ ]2 iexcess to all known materiel requirements. (2) (Software). All the states a software or software related product passes 0 A8 i* a- J' l1 cthrough from its inception until it is no longer useful. / A$ I- n6 J7 F# g1 F4 |- t9 wLife-Cycle Cost (LCC) 2 b$ D* z+ A2 t$ ^1 e. dThe total cost to the Government of acquisition and ownership of that system over its useful life. It includes the cost of development, acquisition, support and, where applicable, disposal. 5 V ] B( M. h4 {1 vLife-Cycle Management Process for administering an automated information system or hardware support system over its whole life, with emphasis on strengthening early decisions which shape costs and utility. Life-Cycle Model A framework containing the processes, activities, and tasks involved in the 5 `7 K* g1 [7 T4 a) j2 W, Ldevelopment, operation, and support of the system, spanning the life of the system from the definition of its requirements to the termination of its use. Life Cycle of a d- R% v6 d/ _0 bWeapon System # f( p( c+ \0 s) X$ |3 q' |$ E/ OAll phases of the system's life including research, development, test and ) X# c) }1 G1 m: I$ `* {# B6 R, yevaluation, production, deployment (inventory), operations and support, and # I) v% m Y8 cdisposal. - p, ~$ g+ f) o( u& a. ~Life Jacket The life support storage container for a Brilliant Pebbles singlet. The life jacket ! i6 \' J& k6 c" Vcontains subsystems that perform power, communications, and environmental protection functions. ! P, f }0 v5 K! YLight Detection and Ranging (LIDAR) ; y) h9 J7 T6 \1 Q, d, VA precision probing instrument used to measure concentrations of different 6 a0 H4 |5 J- Y5 z( F) K( |% jgasses or particulates in a given amount of atmosphere.

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Light Replicas ) K. W8 j T7 v, G, v5 s8 X5 S(LREP) ! `( i8 P; y, \0 i. l" J3 M. b0 ]" w NDecoys that, by virtue of shape, closely approximate an RV’s signature with little off-load penalty. LIMIDIS Limited Distribution. MDA GLOSSARY, VER. 4.0 L 166 Limited Attack An attack on the U.S. and its allies, which provides a stressing timeline, and is , e8 |- k! Z. h4 `4 O1 igeographically distinct. Not an all-out attack or mass wave. : I) T3 H, U( I; KLimited Defense System (LDS) & J- i% z. v8 R! C+ l( |6 |The development of systems, components, and architectures for a deployable + p; J |' M2 J& L' Aanti-ballistic missile system (as described in section 232(a)(1) of the 1991 Missile Defense Act, as revised) capable of providing a highly effective defense of the 9 ?9 M9 @: D3 ]United States against limited ballistic missile threats, including accidental or unauthorized launches or Third World attacks, but below a threshold that would ! g4 q2 A G1 A# D5 w* dbring into question strategic stability. Limited + l; n4 f/ o ?9 O# R6 O+ ?( b5 [9 C# wOperational Capability (LOC) + n) c; A! c( r4 D5 r2 pA point in time when the first set of sensors and weapons can be employed to provide a limited protection system. b- |: `( A* F, k- CLimited Production ! |5 }; I4 ?% _4 F/ G( VThe initial production of a system in limited quantity. Part of an acquisition strategy to be used in test and evaluation for verification of design maturity, manufacturing process final proofing, and product engineering and to verify a ; L! b) g' `0 d8 ?# K* w0 ofactories capabilities prior to a decision to proceed with production. Decision usually made near the end of EMD or at Milestone IIIA or equivalent. (Also called Low-Rate Initial Production or Pilot Production.) Limited Test 7 l# u- h/ E' @; Y3 g. @. h3 d* FBan Treaty The bilateral Treaty signed and ratified by the United States and the (former) U.S.S.R. in 1963, which prohibits nuclear tests in all locations except ; @1 `# c. |: bunderground, and prohibits nuclear explosions underground if they cause 0 ^4 M% h) h2 T3 D7 \' d3 ]. f# |radioactive debris to be present outside the territorial limits of the state under % S% J3 H$ C% I! [, ?+ |3 x3 ^whose jurisdiction or control the test would be conducted. ) z& v" `2 W; e. s. D4 fLIN Line Item Number. - U6 y8 A N+ a/ RLinac Linear Accelerator. Line Item (Budget) " j6 s+ L$ M. A0 L6 ~* \A specific program end item with its own identity (e.g., B-1B Bomber). Line of Sight 1 E! }# x' |. D(LOS) The line from sensor to target necessary for the commencement of the detection, ( ~+ ]! T; P; Y8 n' {! nacquisition, track, and identification of a target. Line Replaceable Unit (LRU) An essential support item removed and replaced at field level to restore end item to an operationally ready condition. (Also called Weapon Replacement Assembly and Module Replaceable Unit). Link-16 TADIL-J. ; [ p6 I" @" {7 {) O6 K9 eLink Quality Evaluation This testing of links to create bit error estimates and monitors natural or induced link interference. LIP Lethality Improvement Plan. Liquid Fuel Y) t$ `0 T1 h# }0 L$ }Booster (LFB) Target booster being developed to mate with current reentry vehicles and emulate the short/medium range threat. 7 R5 ^( ]0 I7 ~) i# z- p7 _! D# U8 ^8 wLIS Laser Isotope Separation. , H+ D3 `1 i, i! f" C+ S: b( xLITINT Literature Intelligence. - z4 a# s6 i5 u9 i1 n5 LMDA GLOSSARY, VER. 4.0 L 3 P( H+ Q9 L9 B5 V7 y% U8 P167 $ H+ t- [, a# ~6 Z4 ~: FLive Fire Test And Evaluation 2 q3 t0 F& v6 f7 f' c; W(LFT&E) # f* [8 _1 R( \2 K' aSurvivability testing and lethality testing required before full-scale production. Must be conducted on ACAT I and II programs for: (a) A covered system (a 4 s( m0 K, ^& E% J) Hconventional weapon system designed to provide some degree of protection to 5 p6 c2 t$ z V$ p' ]2 }the user in combat); (b) a major munition or missile program; (c) a product - x# e4 u4 F B/ g n: Nimprovement program that will significantly affect the survivability of a covered 0 a N' j' h4 T1 S( l0 a9 xsystem. 1 S& [+ y, n) x O% FLIVEX Live Exercise. LIWA Land Information Warfare Activity. ^" T j9 \5 K- Z7 D/ g- D: KLJ Life Jacket (BE term). LL (1) Lincoln Laboratory, Lexington, MA. 4 `7 b+ |! S: A; T: |2 @(2) Legislative Liaison. LLM Long Lead Material. LLNL Lawrence Livermore National Laboratory, Livermore, CA. LLTIL Long-Lead-Time Items List (ILS term). ; A0 ]( x3 B0 S1 o- MLLUM Low background LWIR Uniform Mercury Cadmium Teloride (HgCdTe). : k5 z# |# v; E2 t* GLM (1) Lockheed Martin, a defense industry contractor. (2) Logistics Manager (ILS term).

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LM/GES Lockheed Martin/Government Electronic Systems. LMA Lockheed Martin Astronautics, a defense industry contractor. LMANS Lockheed Martin Aeronautic and Naval Systems. LMC Late Midcourse. LMFBR Liquid-Metal Fast Breeder Reactor. P1 e0 ~& i1 L& R" x. yLMIS Logistics Management Information System. 9 _5 ~2 Q* E. j5 `LNA Low Noise Amplifier. LNC Local Network Controller. 7 u4 w6 ]! J6 ]8 WLNE Low Noise Exciter (Electronics Engineering term). 4 X" }* k3 p! @: W: gLNO Liaison Officer. , _ x$ @/ B4 ]! G' a g1 ELO (1) Local Oscillator (Electronics Engineering term). (2) Low Observables (LODE-related term). LOA Letter of Agreement. LOAD Low Altitude Defense. , H) g6 M/ k. K* d* A+ r$ fLOC (1) Lines of Communication. (2) Lines of Code. (3) Limited Operational Capability. MDA GLOSSARY, VER. 4.0 L 168 & y' T$ d- V3 x# m! z& tLOCAAS Low Cost Autonomous Attack System (USAF term). 1 \1 h, L7 z; S3 H' u# G' s5 @/ `5 wLocal Assessment of Engagement 3 p% L3 `( s& u" O# b2 bThe assessment of an engagement by high-resolution fire control sensors. Local * m, s' I8 K9 o1 F' SEnvironment The ISTC Local Environment contained within each node simulates the element to the degree necessary to generate a realistic input to the Element Processor of Element Processor Emulation and provide a realistic response to the Element Processor or Element Processor Emulation. Lock On Signifies that a tracking or target-seeking system is continuously and 0 P7 Y' R; L6 C6 L3 R+ Lautomatically tracking a target in one or more coordinates (e.g., range, bearing, ; j# X$ i% t) T, b) P& B, }elevation). LODE Laser Optics Demonstration Experiment. 1 n) ?! O7 t! V. S2 D3 [LODTM Large Optics Diamond Turning Machine. 3 l! p" }, I4 ^8 QLOE (1) Level of Effort. (2) Letter of Evaluation (AF). ~: T: Q) m B# ^LOF Lifejacket Orbital Flight (BE term). + @: ]$ ^% [5 Y. |Lofted Trajectory Trajectory with an apogee greater than the minimum-energy trajectory to the / @ }# O3 M" wsame range. 0 T1 N1 W0 i$ Q7 ]9 [ ULOG Logistics. LOG.WIPT Logistics Working-level IPT & M- r) s8 S( |4 i1 \LOGAM II Logistics Analysis Model II. ; J2 x+ N; k3 r! p- CLOGFAC Logistics Feasibility Analysis Capability. 7 R, I0 u9 {3 y: BLOGFOR Logistics Force. ' }2 v2 @1 t3 o) {Logistics The science of planning and carrying out the movement and maintenance of " ]( z% m" V8 |3 u8 x" nforces. In its most comprehensive sense, it includes those aspects of military operations which deal with: (1) design and development, acquisition, storage, movement, distribution, maintenance, evacuation, and disposition of materials; 8 W8 \/ b$ ~$ n- d* U5 o(2) movement, evacuation, and hospitalization of personnel; (3) acquisition or construction, maintenance, operation, and disposition of facilities; and (4) : n C+ Q* h U; a- gacquisition or furnishing of services. Logistics Support The supply and maintenance of materiel essential to proper operation of a system in the force. Logistics Supportability The degree to which planned logistics support (including test, measurement, and diagnostic equipment; spares and repair parts; technical data; support facilities; transportation requirements; training; manpower; and software support) allow meeting system availability and wartime usage requirements. , d2 }1 W% j0 O \MDA GLOSSARY, VER. 4.0 L ; u0 ?7 C; B8 F( O) u' u& Y6 m169 Logistics * D' G$ J$ w" C; b& YSupport Analysis " O$ {& ~8 p3 X; E+ i' H4 a(LSA) 6 ]0 }) h4 w8 m" w9 U& `9 PThe selective application of scientific and engineering efforts undertaken during the acquisition process, as part of the systems engineering process, to assist in: causing support considerations to influence design; defining support / f t" @: N& K |5 Drequirements that are related optimally to design and to each other; acquiring 8 K; C4 D/ y1 N d dthe required support; and providing the required support during the operational H( d s( ~- Z2 u. C' Y7 w4 hphase at minimum cost. * j P2 S8 j: w VLogistics Support Analysis Record (LSAR) " A6 C" V/ I; XA formal tool under MIL-STD 1388-2A that uses records/forms to document $ S) Y. ^9 O9 t1 c5 n$ ioperations and maintenance requirements, RAM, task analyses, technical data, $ i Q" V$ k( v- r z4 B& Lsupport/test equipment, facilities, skill evaluation, supply support, ATE and TPS, 1 J$ p( j( [# z" H3 n; v# ?2 Z4 Zand transportability. LSAR is the basis for training, personnel, supply provisioning and allowances construction, support equipment acquisition, facilities construction and preparation, and for maintenance. LOGPLAN Logistics Plan. $ Q' W3 }4 [, }* z( }3 |LOGSIM Logistics Simulation Model. 8 C2 Z9 O& W" s! [! m# cLOI (1) Letter of Instruction. (2) Letter of Intent. $ t2 \7 _0 d+ a5 W$ e. g2 y" A$ O5 PLOMEZ Low Altitude Missile Engagement Zone. Long Lead Items ; y" R( m5 ?9 F5 \5 X2 |Long Range Air 0 @! P5 j: i# P& V! ]; vLaunched Target (LRALT) Those components of a system for which the times to design and fabricate are 0 B% B0 E# `& T! n/ S' X1 Xthe longest, and, therefore, to which an early commitment of funds may be desirable in order to meet the earliest possible date of system completion. 8 L+ y7 c5 e6 x' s' XTwo-stage, air launched ballistic missile target being developed for MBRV-4. & \( r: f7 k& u5 aLong Wavelength " B& D+ z% k. A" | ^5 z* o- oInfrared (LWIR) 5 `$ @- P [& k' c7 I( BThermal radiation emitted by a source in the electromagnetic spectrum 9 F1 L6 p7 {, I1 g+ Z5 K/ R6 Y! h* Eencompassing infrared wavelengths of 6 to 30 microns. LOR Level of Repair Analysis (ILS term). & d1 \- _$ [; E6 @" Q* `) gLORA Level of Repair Analysis (ILS term). * W) s. x, I0 o8 g$ yLOS (1) Line of Sight. (2) Large Optical Segment. ' j8 ?' ^; F! C7 U# ?LOTS Logistics Over-The-Shore. LOW Launch on Warning.

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Low Altitude Demonstration ( |- I3 q8 q* i3 R6 V: v4 \6 ySystem (LADS) Part of the SBIRS Low Program Definition and Risk Reduction (PDRR) program 5 R" e8 S4 P6 `% h1 Bphase. The LADS will consist of a flight experiment and extensive ground demonstrations by Boeing North American. The LADS flight experiment will be launched in late FY99 to demonstrate the sensor performance of a SBIRS Low concept and collect phenomenology data. ( v2 Y8 c+ g, e& Y M- vLow Earth Orbit (LEO) 6 [1 h3 I! K' n# K" o& l9 g, G5 fThese satellites are at altitudes between 100 and 400 nautical miles. They have short duration revolutions (about 90 minutes), short visibility envelopes (2.5 minutes up to 10 minutes over a tracking station), short life spans, and are most # I, y2 Q1 Y* q- ]3 w% i* O' ~subject to orbital perturbations due to atmospheric drag and earth gravitational anomalies. 9 W3 l3 e3 V) n& sLow Endoatmosphere * y! P/ \ `- L) v) [) VThat portion of the earth's atmosphere, generally below 40 km altitude. }! }: U) E# }" Y, ? A- XMDA GLOSSARY, VER. 4.0 L ' J9 b# J" J$ c170 ) W/ h& l; i. {, ]3 nLow-Rate Initial % s f) A$ q# ?! x) F3 UProduction (LRIP) ( B9 W6 J0 i# C- y; bThe production of a system in limited quantity to provide articles for operational test and evaluation, to establish an initial production base, and to permit an ) J' |& x3 L9 A# Zorderly increase in the production rate sufficient to lead to full-rate production , q" O- ]( P* r5 g V* ?upon successful completion of operational testing. . K/ o0 Z, v, Z1 m+ |5 m$ qLOWKATRER Low Weight Kinetic Energy Active Tracker. LOWTRAN Atmospheric and Interstellar Background Signature Model. ! c+ ^( E8 Q" sLPAR Large Phased Array Radar. - s! N% W& n, g0 R/ K" Z) [* T- I/ @8 MLPD Low Probability of Detection. 9 Y/ ^% V$ z3 D5 s# h! V1 a* ZLPE (1) Liquid Phase Epitaxy. (2) Launch Point Estimate. LPI Low Probability of Intercept. LPS Limited Protection System. LR Long Range. ' E7 h% B4 o) M# GLRA (1) Line-Replaceable Assembly. (2) Launch and Recovery Element. LRB Liquid Rocket Booster. + B! e% M, U) S# x5 u6 P% r9 ILRC Lewis Research Center, Cleveland, OH. 5 ]) c8 r6 D) s5 z1 T9 ~/ uLRE (1) Latest Revise Estimate. (2) Launch and Recovery Element. - x! o& s) v4 x C3 [LREP Light Replicas. LRF Laser Range Finder. LRINF Longer Range Intermediate Nuclear Forces. LRIP See Low-Rate Initial Production. ) h/ `* J. T/ I: N. a( ^* DLRIP-OT Low Rate Initial Production – Operational Testing. LRTBM Long Range TBM. 7 {: @( P6 |$ l" M7 oLRTNF Long-range Theater Nuclear Force. " ]5 K' i. D- P6 oLRU (1) Line Replaceable Units. (2) Line Replacement Units. LS Launching Stations (PATRIOT). LSA Logistics Support Analysis. LSAP Logistics Support Analysis Program. ; D) s0 k5 l" |4 c% [, W; S3 B! zLSAR Logistics Support Analysis Record. LSART LSA Review Team (ILS term). LSAT Laser Satellite. : K4 E6 S+ B5 \3 qMDA GLOSSARY, VER. 4.0 L 171 ' }# `/ x! I" o# q7 N' F3 `$ C+ DLSAWG LSA Working Group. LSE Lifetime Support Engineering (ILS term). 8 g. f% q# s2 \, L- d7 a7 gLSEA Lifetime Support Engineering Activity (ILS term). 1 M$ _/ H s* c' [! \$ mLSI Large Scale Integration (circuits). 7 J7 E: x: A' qLSRS Loral Space and Range Systems, Sunnyvale, CA. + Y- j9 `9 U/ n! @: @7 z6 JLST (1) Laser Spot Tracker. (2) Landing Ship, Tank. 1 T- D1 w! W8 y$ a) w& w/ fLSTS Launcher Station Test Site. & y/ n0 z/ G8 Y4 R: ^" E- z9 kLTA Lead Time Analysis. 2 f) P6 M3 i* y- c' `& eLTBT Limited Test Ban Treaty. LTD Laser Target Designator. & G4 U# A: _: [9 ~, ZLTH Lethality and Target Hardening. LTS Low Temperature Superconductor LTV Launch Test Vehicle. 5 i8 a$ d( @5 L! c/ L2 VLU Launch and Update. LUA Launch Under Attack. , D( x) _7 X) e6 M, x7 |/ gLUP Limited U.S. Protection. " o5 Z e9 Y* P @LUT Limited User Test. & [% n I# P% r7 X& w! `+ N) RLUT/OA Limited User Test/Operational Assessment. 2 @% Q: D! Q6 y' U% B9 SLVS Loral Vought Systems, a defense industry contractor. & O# ^) V" p7 }" u& [3 `1 N0 t1 QLVT Low Volume Terminal (USN/NATO/Telecomm term). " K0 q% Z% v5 W8 g# T( l+ }' }LW Laser Weapons. LWAN Local Wide Area Net. LWIR See Long Wavelength Infrared. LWIR FPA (PET) Long Wavelength Infrared Focal Plane Array (Pilot-line Experiment Technology). LYTBT Low-Yield Threshold Test Ban Treaty. 6 Q. t, j; @4 ]5 r8 fLZ Landing Zone.

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MDA GLOSSARY, VER. 4.0 M / |; i$ a! P& ?1 @1 R# {* M173 ; V u# _6 k3 i. M1 Z( om (1) Meter. (2) Minute. 9 S" U+ W: R/ P4 hM (1) Model. (2) Million. (3) Mega. . c/ H* L7 Q1 n6 y: H) E( dM&LC Missile and Launch Control. 7 X( x* x5 q! \! M* f) \M&P Manpower and Personnel. 0 j$ K7 m |3 l; YM&S (1) Materials and Structures. (2) Modeling and Simulation. 2 f+ O% R; ?+ {7 D7 o; J# Q' xM-T-M Model – Test – Model. M/LWIR Medium/Long Wavelength Infrared. 0 ^9 i( s8 c4 _+ c3 z+ V7 W/ {M/P Manpower/Personnel. MAA Mission Area Analysis. 0 ]( t. a8 w6 ~! s2 {- ~4 K' z2 r) qMAAG Military Assistance Advisory Group. 9 g5 ?; w! ?' J0 T& LMAB Missile Assembly Building. MAC (1) OBSOLETE. Military Airlift Command. See AMC. / l( F4 w- A+ K) |4 b3 s$ P; \(2) Maintenance Allocation Chart. MACCK Multi-Application Command and Control Kit (GD term for IVIS follow-on). MACCS Marine Corps Air Command and Control System. T8 G) _0 [8 CMACOM Major Army Command. L4 ^2 ~2 l% D, AMAD (1) Mission Area Deficiency. (2) Mutually Assured Destruction. : `$ I2 x' {* Q2 kMADCAP Mosaic Array Data Compression and Analysis Program. 2 `( o) E+ |8 C" M; T5 H( f6 ~* yMADS Modified Air Defense System. ( ?$ V9 a2 k/ n0 ?/ _7 KMAE Medium Altitude Endurance. , }& ~, m( X$ c3 U+ v( j6 I W7 G, UMAGTF Marine Air-Ground Task Force. - ^$ v4 D5 }: uMain Beam The primary directional EMR emitted from radar transmitters. Maintainer An individual responsible for retaining the major defense system in or restoring it to a specified condition. Maintenance activities include inspection, testing, servicing, classification as to serviceability, repair, rebuilding, and reclamation. 9 P3 Z& p# M2 R3 Q; p- M6 F7 }Maintenance 6 y, H( o: @4 A! k6 q$ IConcept/Plan , q6 C6 ]: Q4 K, j5 t. |A description of maintenance considerations and constraints for & A( d7 V% d2 Z, bsystem/equipment under development. A preliminary maintenance concept is developed and submitted as part of the preliminary system operational concept for each alternative solution candidate by the operating command with the assistance of the implementing and supporting commands. A major driver in design of the system/equipment and support planned for it. MDA GLOSSARY, VER. 4.0 M 174 Maintenance + o' n: Q7 Y* f) J( y0 n- ^8 LOperations " B- `6 [2 H2 M4 F5 ^1 M/ @The corrective and preventive maintenance operations that do not require a deployment decision; it includes correction and subsequent validation testing and the update of relevant status configuration, maintenance, and inventory databases. 2 o! U* D/ Z& ?0 {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 % K9 _/ t7 ?$ i* h' fof ILS. MAIS Mobile Automated Instrumentation Suite (USA term). ! S$ G3 g% v8 J4 |) y: F! L" YMAISRC Major Automated Information System Review Council MAJCOM Major Command (USAF). Major Automated + }" D$ b- c, f+ E: e& N- qInformation 2 n, F2 f& t3 }( X* S. h, rSystem Review Council (MAISRC) The Senior DoD information management acquisition review board chaired by the Assistant Secretary of Defense for Command, Control, Communication, and Intelligence. See DoD Directive 8120.2.

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Major Defense ' h/ z3 T0 l) B+ w7 C0 zAcquisition Program - g9 `: m! H% J* P" X* N& ^1 CAn acquisition program that is not a highly sensitive classified program (as & x$ Q8 C. {& M( U+ ~8 s+ N7 l0 k: }determined by the Secretary of Defense) and that is: . F/ {5 W7 l$ b- ~4 x8 b* n1. Designated by the Under Secretary of Defense for Acquisition and , w6 h! @. p& O3 V9 mTechnology as a major defense acquisition program, or 2. Estimated by the Under Secretary of Defense for Acquisition and Technology 8 q3 K3 j) C& }; oto require: $ q1 I; R0 p, D/ m& m b: y& Ra) An eventual total expenditure for research, development, test, and evaluation of more than $200 million in fiscal year 1980 constant % Y9 _/ b3 W) ^* L- s( \ J/ zdollars (approximately $300 million in fiscal year 1990 constant dollars), or : t3 \ G, o; U! ~% C$ ib) An eventual total expenditure for procurement of more than $1 billion in fiscal year 1980 constant dollars (approximately $1.8 billion in fiscal year 1990 constant dollars). ; D# G1 _) C, G& K3 K8 ?Major : V! r. i7 h8 {# E! _! RModification + o3 ~$ x5 J8 i. B2 Q# vA modification that in and of itself meets the criteria of acquisition category I or II - K" r* I" R0 xor is designated as such by the milestone decision authority. Major modifications require a Milestone IV decision unless the decision to modify results from one of 1 v6 Q/ Y" V, Y$ {' u1 bthe alternatives considered as part of the Milestone I decision process. Upgrades are part of the Milestone 0 decision process. Major System A combination of elements that will function together to produce the capabilities required to fulfill a mission need, including hardware, equipment, software, or any % D. z' [8 G# V/ }combination thereof, but excluding construction or other improvements to real property. A system shall be considered a major system if it is estimated by the Under Secretary of Defense for Acquisition and Technology to require: 1. An eventual total expenditure for research, development, test, and evaluation of more than $75,000,000 in fiscal year 1980 constant dollars (approximately $115,000,000 in fiscal year 1990 constant dollars), or 2. An eventual total expenditure for procurement of more than $300,000,000 in ) Z: i' X0 L, o) e6 jfiscal year 1980 constant dollars (approximately $540,000,000 in fiscal year 1990 constant dollars). 2 T5 L- p [5 S, Y5 Q. QMAM Maintenance Assist Modules. MAMDT Mean Active Maintenance Downtime (ILS term). 3 h* d+ j: _) j6 u+ Q* U# mMDA GLOSSARY, VER. 4.0 M , F* x' ?# N* k" J/ ?5 y175 , ^0 Q4 ^, j) x/ y( P; k# qMandatory 1 s" Q7 y9 X$ c3 r$ P1 F" U/ pAccess Control A means of restricting access to objects based on the sensitivity (as represented : V' m" o+ u3 Y) P" [+ ]! mby a label) of the information contained in the objects and the formal " a6 E1 W! `) wauthorization of subjects to access information of such sensitivity. Maneuverable Reentry Vehicle ' u3 s# j- A$ }) \(MARV) A reentry vehicle capable of performing preplanned flight maneuvers during the reentry phase. The reentry vehicles deploy fins or other aerodynamic surfaces m) L P. I# A0 nwhen they enter the atmosphere, allowing them to turn and dodge rather than $ e& ^4 X* r0 d6 m. |* O8 _0 m5 ]- |' jfall ballistically. They have no ability to maneuver in space. MANPER Manpower and Personnel ILS term). Manpower : N+ t7 o+ v+ z. S/ e! l3 s2 C/ H+ {4 lAuthorizations ; t1 g( z2 m5 i, | uThe billets in the manpower requirements structure that are planned to be filled. Manpower 4 G5 i: {, N* ]" O% O, dEstimate Report ' R% C& }( U" F" E- {- _(MER) 1 t; e; ?1 L$ e" u( J# X; I/ g. d( p# |0 dAn estimate of the number of personnel who will operate, maintain, support, and train for the acquisition upon full operational deployment. The Services prepared the estimates, and the SECDEF submits them to Congress 30 days prior to ) V) r" f! z; ^5 K7 l9 Japproval for EMD or production. + w4 o0 ?( o, }! N& _2 X% M7 J+ oManpower, Personnel, ; U7 o7 r8 R- @1 j( _0 [8 {Training, and Safety (MPTS) " r3 ^* Y8 A! j( |+ uThe human dimension of the complete defense weapon system. The term MPTS also encompasses the concepts and disciplines of human factors engineering and health hazard prevention. a4 x: R( D( T) C3 p5 @Manpower, C0 A: ?, D+ K4 ~ G3 oPersonnel, & A) v' P( v/ j2 L8 ETraining, and Safety (MPTS) Profiles ) h; s. }, W/ {9 P B3 f1 f+ pA description of human dimensions and constraints involving a major system % B. k4 ^0 |* Gthroughout the system life cycle. This includes, but is not limited to, descriptions # a% t% Y% `1 rand categorizations of occupations, aptitudes, individual skills and 7 r4 J9 N! f/ M) l$ bdemographics, training system characteristics and components, potential system hazards, and other issues affecting the performance and welfare of operators, 0 f/ q( i* `/ ymaintainers, and personnel that support existing, modified or new systems. MANPRINT Manpower and Personnel Integration (US Army). MANTECH Manufacturing Technology. , P" t& r7 V7 c! hManufacturing (or Production) 2 C3 g! }5 U$ W: ], LEngineering Pre-production planning and operation analysis applied to specific product ! m8 v% o6 c, fdesigns. The functions of planning, specifying, and coordinating the application of required factory resources including: performing analyses of production operations, processes, and systems; applying new manufacturing methods, tooling, and equipment; controlling the introduction of engineering changes, and ' W# m" D# k: c2 Y+ jemploying cost control and quality techniques from the factory viewpoint. Manufacturing $ k2 u+ k7 R+ U1 O0 h( POperations, 7 f* k6 X: O/ W% z& ^$ iDevelopment, * z% d5 Y" E- A9 m1 i/ Mand Integration Laboratory (MODIL) An SDS-peculiar integration mechanism to link product technology development concurrently with manufacturing process and control development for a costreducing effective SDS development. Manufacturing Technology (MANTECH) " p5 q3 a3 S7 t7 {% ~, yManufacturing technology refers to any action which has as its objective the timely establishment or improvement of the manufacturing processes, techniques, or equipment required to support current and projected programs, and the assurance of the ability to produce, reduce lead time, ensure economic availability of end items, reduce costs, increase efficiency, improve reliability, or to ' z0 Y$ h/ O% F# uenhance safety and anti-pollution measures. MANTECH, per se, is the specific }, t4 g# T# S8 m: ?DoD program in this area. MDA GLOSSARY, VER. 4.0 M 9 P, a1 h' M; ^* d6 A/ o176 4 K& A; f! v) _4 LMAOC Modular Air Operations Center (JFACC term). 2 }5 o q/ ]4 TMAOPR Minimum Acceptable Operational Performance Requirements. 1 m$ Y7 W1 C* r7 L/ Y8 C% W2 UMAP Minimum Acquisition Program. / a! C j, ?) aMAR Monthly Assessment Report (BMDO/POC term). MARCO Marine Corps.

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Marine Air 0 ]! H9 Y" z9 o8 bCommand and Control System 8 {# E8 z7 [# e+ y9 s' T$ T- q: sA US Marine Corps tactical air command and control system that provides the tactical air commander with the means to command, coordinate, and control all ( ~9 o2 N5 U q% M; E' b4 Nair operations within an assigned sector and to coordinate air operations with 1 i: i' l O4 B8 o# N2 Uother Services. It is composed of command and control agencies with I, {" p4 h" m9 t! C1 acommunications-electronics equipment that incorporates a capability from manual through semiautomatic control. Mark/Markup Line by line review and approval/disapproval/modification of the defense budget - T$ G. I! _" _by congressional committees. MARS Multi-warfare Assessment and Research System. $ ?4 \! E$ o- k+ SMARSYSCOM US Marine Corps Systems Command, Quantico, VA }. l# r* `/ r( J) VMARV Maneuverable Reentry Vehicle. ( B" J: H- H R$ Y y2 i2 YMARVIS Mid-Apogee Reentry Vehicle Intercept System. MAS Mutual Assured Survival. MASINT Measurement and Signature Intelligence. + i/ N' j1 g8 |( H) XMASPAR Massive Parallel Processors (TMD-GBR). 5 v' B6 [0 t1 |6 E. R- I8 q) tMass Raid Many Red ballistic missiles launched toward CONUS from several launch areas. A mass ASAT raid consists of several ASATs attacking Blue satellites. MAST Measurement and Simulation Technology-formerly Synthetic Scene Generation Model (SSGM). ! m9 r* A- h% OMatching Ballistic Reentry 4 O9 T4 j0 ~2 J9 t" d9 V7 U, |Vehicle (MBRV) 3 U4 o- X Z% E( ]Four reentry vehicle designs (MBRV 1-4) developed to serve as threat representative theater targets. Matching Target Reentry Vehicle 2 G1 T4 U, T$ u/ p2 [(MTRV) - s1 H1 S* D9 S9 a1 I2 ~Threat representative reentry vehicle developed for GMD Program by Sandia 5 y# @6 P7 y, @; V+ f- g* yLabs. Planned for use on IFT 9-14. # f0 p6 n0 H; @; T0 q7 s" TMaterial Fielding 4 q( G8 L9 W9 V- M" `' G- EPlan Plan to ensure smooth transition of system from developer to user. & N1 v L3 C9 B; M( }1 rMaterials 8 |6 C. v; ]9 Q1 l( q- \% ~Science The science of developing/altering and applying materials to obtain a resultant # ^6 I" v6 b; Y, S2 g# }molecular structure with desirable physical properties and performance characteristics. (See Structures.) Also includes applying state-of-the-art advanced materials in the design of new SDS components and end items. ' M8 o- o+ n* i+ Q! w5 dMATHSFA Manufacturing and Testing of LWIR Hardened Seeker FPA Assemblies. 5 @$ R/ q- @0 }( ?$ h! ]0 iMDA GLOSSARY, VER. 4.0 M ( e+ i) L* L3 L5 A, M3 u7 M177 Matra BAE Dynamics ; D) f) q- E+ A- E% U# ~. wEuropean missile manufacturer formed in 1996 from British Aerospace Dynamics 1 K9 p5 _7 x6 k, Y* ^- Kand Matra of France. N' ]5 E* Z* x" `' yMATT Mutli-mission Advanced Tactical Terminal. MATT Radio UHF radio receiver for TRAP, TOPS, and TIBS. % G( z/ V- h! L" c0 BMATTR Mid And Terminal Tiers Review. 8 [7 y9 m$ R; l/ K/ Z# `& o# RMAX Maximum. 4 ?7 |3 r% _8 ~9 r: V' ZMaximum Attrition Maximum attrition is employed in a target-rich environment to destroy the 7 W; R7 M% U, d' N5 Wmaximum number of RVs, regardless of the type, by using all available or / n3 q S' b, m7 Yallocated interceptors. This option may not satisfactorily defend specific or " Y% A _" s8 U1 ]- Prequired assets. MB Megabyte. MBA Multi-Beam Antenna. MBE Molecular Beam Epitaxy. - J9 U. N4 c) |4 S) J' t5 G& ~MBFR Mutual and Balanced Force Reduction. Mbps Megabits per second. 3 k2 i( s0 p0 C1 CMBRV Maneuvering Ballistic Reentry Vehicle. MC (1) Mission Control. (2) See Midcourse phase. (3) Mission Capable (ILS ! g, p% O0 @2 ]# Tterm). (4) Military Committee. MCA Micro Channel Architecture (TelComm/Computer term). ) B) R# G0 k& G, Y RMCAS Marine Corps Air Station. " f! j0 _4 d( _1 Z# {" i `MCASS MTACCS Common Application Support Software. $ _$ }9 L7 p8 }) mMCBM Midcourse Battle Manager. ' }2 e% R0 i5 M( u7 BMCC Mission Control Complex/Center/Console. ; P5 Z o% ^6 CMCCC Mobile Consolidated Command Center. MCCDC Marine Corps Combat Development Center. MCCR Mission Critical Computer Resources. # c2 w, ]0 V5 [+ I) h. Z) O( t& kMCE Mission Control Element. MCG Midcourse Guidance. MCI Midcourse Interceptor. ( `& {) Y/ w) o: h5 w9 W$ wMCLOR Marine Corps LORA Model (USMC ILS term). MCM Multi-Chip Module. N! _7 z" U% T1 y1 E# S" x' gMDA GLOSSARY, VER. 4.0 M 0 w; R) Y# x3 n. x0 }. g$ S178 ! n/ N5 W; e" I: S5 hMCOTEA Marine Corps Operational Test and Evaluation [Command]. MCP (1) Materiel Change Package (US Army term). (2) Military Construction Program. 8 T) {1 M4 S. N2 y1 ?MCPDM Marine Corps Program Decision Making. MCRDAC Marine Corps Research, Development & Acquisition Command. , B3 r7 l/ S6 t7 b! y: EMCS (1) Maneuver Control System. (2) Midcourse Sensor. 2 |; O$ N& p, p4 N. bMCSS (1) Midcourse Surveillance System. (2) Military Communications Satellite System. MCT Mercury Cadmium Telluride (cf. HgCdTe). MCTE Mission, Course of Action, Task, and Element Control Directives. 1 `/ ?5 I7 |% v( C4 O9 HMCTL Militarily Critical Technologies List. 2 m. w4 E6 ?7 n1 V8 r& F! R6 ]/ yMCTR Missile Control Technology Regime. - B0 @2 n1 {( I$ EMCV Mission Capable Vehicle. 6 W3 u% m) k% @MD Missile Defense. ' t& t) G/ f. i( r% HMDA (1) Missile Defense Agency. (2) Missile Defense Act. (3) Milestone Decision Authority. (4) McDonnell-Douglas Aerospace. MDAHWG Missile Defense Ad Hoc Working Group. MDAP Major Defense Acquisition Program. MDART Missile Defense Activities Review Team. 0 _/ Z/ f1 ~: x( PMDBIC Missile Defense Barrel Integration Center. 8 e" g! @/ c5 A$ K$ \+ `: yMDC Midcourse Data Center, Advanced Research Center, Huntsville, AL. MDCI Multi-Discipline Counterintelligence. MDDC Missile Defense Data Center, USASSDC, Huntsville, AL.

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MDP Manufacturing Data Package. ) l- d* c) G2 L, ]' W" s) J+ J) CMDR (1) Medium Data Rate (TelComms/Computer term). " C/ `& [, W# q) B* P4 K4 i(2) Milestone Decision Review. (3) Multi-national Defense Research. & i7 l( X o( f N# L1 c/ CMDSC Missile Defense Scientific and Technical Information Center. MDSTC Missile Defense and Space Technology Center. - C- i& ^7 B. @6 j9 {MDT Maintenance Down Time. MDTD Mean Downtime Documentation (ILS term). MDTOA Mean Downtime for Outside Assistance (ILS term). MDA GLOSSARY, VER. 4.0 M # K$ x Q; K1 i/ ]179 MDTOR Mean Downtime for Other Reasons (ILS term). - p* \6 v1 V7 a* Z1 f7 k- qMDTT Mean Downtime for Training (ILS term). MDW Mass Destruction Weapons. ME/VA Mission Essential/Vulnerable Area MEA Mission Effectiveness Analysis (JFACC term). 0 K. ~3 B+ i6 w, G7 |- x+ CMEADS See Medium Extended Air Defense System. Mean Time Between Failures (MTBF) 3 [0 b" C; |" LA measure of the reliability of an item. Defined as the total functioning life of an 1 a+ Q% v& d2 w2 G3 Citem divided by the total number of failures within the population during the measurement interval. The definition holds for time, rounds, miles, events, or & C0 B- K0 p/ [ {5 aother measures of unit life. MTBF is a basic measure of reliability. : O5 L. b, E8 O: }3 T( g eMean Time To 3 u/ d2 j. F* E3 HRepair (MTTR) The total elapsed time for corrective maintenance divided by the total number of / A$ I& i- o1 H8 B% n9 Ncorrective maintenance actions during a given period of time. A basic measure 0 A( F1 d# P- p7 w, A6 X1 @of maintainability. 8 J- S* R# U) i S, P6 K: qMean Time to . P3 j" p8 h7 P' pRestore System (MTTRS) A measure of the system maintainability parameter related to availability and readiness. The total corrective maintenance time associated with downing events, divided by the total number of downing events, during a stated period of time. (Excludes time for off-system maintenance and repair of detached 7 W" ~/ S# ^5 ~7 Scomponents.) MEASAT Malaysia East Asia Satellite. ) a3 K3 D1 _2 f0 _9 QMeasure of Effectiveness , D+ `1 d" C2 i7 H4 _% h- C- |(MOE) The quantitative expression (sometimes modified by subjective judgment) of the success of a system in achieving a specified objective. MEC Mission Essentially Code (ILS term). Medium Earth 0 x0 T- n: Q! O0 ]1 y- T3 U! ROrbit (MEO) Space vehicles characterized by orbits between 400 and 10,000 nautical miles, ) v" s8 P8 L6 P: N- mlonger duration revolution (2 to 12 hours), longer visibility envelopes (10 minutes up to approximately 1 hour), and generally longer lifetimes. This region contains ' P7 z, w: S3 ^, A l* ^9 j0 Rthe Van Allen radiation belts where electronic components need special 6 R# }; P' f* E5 e7 m* hprotection. . t; A7 c# M8 oMedium Extended Air $ {+ p! w. ~' r$ }7 m) ODefense System 9 c/ u3 Y" K9 l(MEADS) A lightweight, highly transportable, low-to-medium altitude air defense and 5 s/ |1 ?% ~$ l$ m6 \! g v/ xtheater missile defense system designed to protect critical fixed and maneuverable corps assets. MEADS superseded the Corps SAM program in 1995. Medium Power " y# F$ c' B2 X3 s8 y6 N1 CLasers Lasers that radiate power less than 1 MW, normally used to detect, identify, . Z! {1 L- p6 L* N$ wtrack, and designate a target vehicle. Medium Range Ballistic Missile 1 N! B8 E8 o$ @1 @. P4 C* |(MRBM) A ballistic missile with a range from about 600 to 1,500 nautical miles. Medium 1 [& A# F7 F: a" i5 WWavelength Infrared (MWIR) - V/ n6 Z6 K8 I2 ^4 w7 tThermal radiation emitted by a source in the electromagnetic spectrum % T0 S2 l0 ~2 J' W5 rencompassing infrared wavelengths of 3 to 6 microns. 9 o0 S3 ^7 c4 ~. P. w8 q6 FMDA GLOSSARY, VER. 4.0 M 180 MEF Marine Expeditionary Force. MEILSR Minimum Essential ILS Requirements (NSA term). + R. |7 L, O: k& \MEL (1) Maintenance Expenditure Limit. (2) Mobile Erector Launcher. MEM (1) Mission Effectiveness Model. (2) Mission Equipment Modernization. Memorandum of Agreement (MOA) 3 G3 D7 R2 W5 l8 ^(1) In contract administration, an agreement between a program manager : k% W O# a* w! n G. x# Yand a Contract Administration Office, establishing the scope of 0 _! ?0 W- q% z+ wresponsibility of the Contract Administration Office with respect to the 2 q2 t: \ [, e) n7 dcost and schedule surveillance functions and objectives, and/or other contract administration functions on a specific contract or program. ( z) \& p+ n( S- W1 k(2) Any written agreement in principle as to how a program will be administered. Memorandum of ; i2 U( h; W9 z, W8 _Understanding (MOU) 0 B* i5 z; q1 v8 r0 F& LOfficial agreements concluded between the NATO countries' defense ministries but ranking below government level international treaties. De facto, all partners generally recognize such agreements as binding even if no legal claim could be ( v! G# Q: @* [7 c! V5 e5 ~based on the rights and obligations laid down in them. , h6 }! m9 n" | i# n- i3 QMEO Medium Earth Orbit. MER Manpower Estimate Report. Mercury Cadmium % f3 |# P, h9 p2 T tTelluride (HCT) 4 z# T8 e4 g; T& ]/ qInfrared sensing material. : E6 z5 S$ ~$ aMES Military Essential Support.

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MESAR Multifunction Electronically Scanned Adaptive Radar (UK). MESFET Metal Schottky-Gate Field Effect Transistor. ( i0 O9 J5 s6 e% V5 fMesosphere The portion of the atmosphere from about 30 to 80 kilometers above the earth. % D. Q+ E, W+ g9 [. gMethods " o/ ?. ~ |; |0 SEngineering : O$ J$ S" k" T5 N2 l5 K; AThe technique that subjects each operation of a given piece of work to close ' f7 @( }5 a H2 t+ M b1 danalysis to eliminate every unnecessary element or operation and to approach the quickest and best method of performing each necessary element or operation. It includes the improvement and standardization of methods, 5 S8 \8 H4 |% {4 Nequipment, and working conditions; operator training; the determination of % y& O6 K9 J' f; S5 D0 z9 {standard times; and occasionally devising and administering various incentive plans. 0 q& Z [, m$ d; `/ KMETO Minimum Effort Task Order. # z, _2 t( D4 \0 K/ PMETOIA Minimum Effort Task Order Impact Assessment. 6 G. @/ U$ M2 H% N r, ^5 WMETOP Minimum Effort Task Order Plan. 3 s0 X9 R, r9 w+ YMETOR Minimum Effort Task Order Requirement. Metric (Software). An indicator, which measures some specific attribute of the software 9 {7 X- ?. V) n# ]5 `% udevelopment process. $ s% z' ~6 C" N$ _4 F: Y4 sMDA GLOSSARY, VER. 4.0 M 181 I( R; Q. k BMetrology The science of measurement, including the development of measurement ' Q8 C0 A% l: p# @standards and systems for absolute and relative measurement. Used to determine conformance to technical requirements including the development of standards and systems for absolute and relative measurements. MeV Million Electron Volts. MEZ Missile Engagement Zone. U2 x/ }& g" hMFAR Modular Multifunction Phased Array Radar. 5 B. Q/ P$ j8 |8 z" F0 b' i5 ?MFEL Medical Free Electron Laser. c/ V$ H; K8 a3 C9 G2 xMFG Master Frequency Generator. ' w0 Y4 t1 Y3 L+ ?MFL Multiple Folded Ladar. 3 o8 F" u2 ^; V. j2 V }9 QMFLOPS Million Floating Point Operations Per Second. 6 ~, y0 h2 E( D7 Y0 B' f) NMFP Major Force Program. 5 a, l: T& ^6 ]6 KMFR Memorandum For Record. MFS MFS Communications Company, Incorporated. MFSIM Multifunction Simulation (PATRIOT), Huntsville, AL. MGEP Mobile Ground Entry Point. * y) J8 a( J& B$ x% X* H0 G cMGLI Midcourse Ground Launched Interceptor. , H3 H( r! f0 X% lMGMT Management. X; }- W) c! E( GMGTS Mobile Ground Telemetry Station. MHD Magneto-Hydro-Dynamic. 4 K3 a, ?' W6 l$ T- V4 YMHE (1) Material Handling Equipment. (2) Mobile Hauling Equipment. MHV Miniature Homing Vehicle. mi Statue mile (5,280 feet). MIC Management Information Center (MDA). MICOM U.S. Army Missile Command, Redstone Arsenal, AL. MIDAS Missile Defense Alarm System (US). Mid-Course Defense Segment (MDS) The portion of the BMDS that defeats ballistic missiles during the period of flight ' I; J2 F; v7 S* `between boost and atmospheric reentry. & w, f) r( F2 u) e% X9 U& e) AMidcourse Guidance The guidance applied to a missile between termination of the boost phase and the start of the terminal phase of flight. MDA GLOSSARY, VER. 4.0 M 182 Midcourse (MC) Phase That portion of a ballistic missile's trajectory between the boost phase and the 6 ]2 m" C& p- Ireentry phase when reentry vehicles and penaids travel at ballistic trajectories above the atmosphere. During this phase, a missile releases its warheads and ' C; G4 h) \7 |decoys and is no longer a single object, but rather a swarm of RVs and penaids 5 G6 I( z) q0 N2 R5 q7 g- |+ x" T# Pfalling freely along present trajectories in space. Midcourse Space Experiment ) \3 }4 t% [( i+ N+ }% G; u(MSX) Designed to provide demonstrations of midcourse acquisition and tracking from space, technology integration of optics, focal plane arrays, signal processing, etc., and collect background phenomenology measurements and target z- Q2 M6 J: m L! Hsignature measurements. Midgetman US ICBM. MIDI Musical Instrument Digital Interface. 9 B0 r1 U4 R e6 s+ aMIDS Multi-Functional Information System (USN/NATO/Telecomm term). MIIRD Mission Issue Identification and Resolution Document. MIJI Meaconing, Intrusion, Jamming, and Interference. MIL Man-in-the-Loop. MIL-HDBK Military Handbook. & |4 [( X: U9 XMIL-STD Military Standard. 2 }2 s( u7 E( eMILCON Military Construction. Milestone 7 x; C i$ e9 b1 z/ l: uDecision Authority * T7 D# C, W" f! {The individual designated in accordance with criteria established by the Under % M, r7 y( d! Y1 T" r4 zSecretary of Defense for Acquisition and Technology to approve entry of an acquisition program into the next phase. 7 W! Z+ l$ J! l% R/ n6 p* J KMilestones (MS) Major decision points that separate the phases of an acquisition program. Military / y* _ @( Q: r/ KCapability ! R1 m4 ^- u2 T3 U: b- UThe ability to achieve a specified wartime objective (win a war or battle, destroy a $ y. [1 x. I/ G! Q. Rtarget set). It includes four major components: a). Force Structure -- Numbers, G5 z7 Z0 ^4 ^/ d' a, o7 Hsize and composition of the units that compromise our Defense forces; b) 5 b- C8 Z! v% a* G. iModernization -- Technical sophistication of forces, units, weapon systems, and equipment; c) Readiness -- The ability of forces, units, weapon systems, or # }5 Z4 L" k- M+ X6 y. l3 s0 Zequipment to deliver the outputs for which they were 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 / a. @/ J n4 }maintaining those levels of ready forces, materiel, and consumables necessary * _: G( B4 R. {3 g( ~" oto support military effort.