航空缩略语词典

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Kinetic Kill " K' c% n4 W# ]3 r" r# {+ v0 kVehicle 6 s t: ]5 M: FIntegrated Technology 6 H% q6 C3 |* f, ZExperiment ?; n$ u) [& j) ]% t(KITE) / J7 V3 U9 } n0 t2 Z9 Q( AA series of test flights at WSMR to demonstrate HEDI technologies. KITE (1) Kuiper Infrared Technology Experiment. (2) Kinetic Kill Vehicle Integrated Technology Experiment. KKV Kinetic Kill Vehicle. KKVWS Kinetic Kill Vehicle Weapon System. KL Kill Level. . q/ C! y) r+ {5 UKm Kilometer. Km/h Kilometer per hour. / o" S- I$ ]8 l/ Z1 U Z7 R3 U UKm/sec Kilometer per Second. KMCC Kwajalein Mission Control Center. KMR Kwajalein Missile Range. % i6 e* b [2 g3 Z/ w# G+ MKMRSS Kwajelein Missile Range Safety System. KPP Key Performance Parameters. MDA GLOSSARY, VER. 4.0 K ; \/ J! [! A5 }- o, T159 . [$ `& l6 y% N2 T5 pKr Krypton. KREMS Kiernan Reentry Measurement System. % O2 R( H3 o: z+ S( jKSC Kennedy Space Center, FL. Kt Kiloton. KTF Kauai Test Facility, Barking Sands, HI. & u7 h& U v; X- f/ }KTP (1) Key Technical Partner. (2) Key Test Partner (3) Key Technical Parameters. " z9 y V9 Z# Z1 G# ]; S0 ZKts Knots. KV Kill Vehicle. 8 H/ I6 Y1 `3 ~8 j) xkw Kilowatt. # y' u( i- `' K3 EKW Kinetic Warhead. MDA GLOSSARY, VER. 4.0 L 161 L&TH Lethality and Target Hardening. L1SS Level 1 System Simulator. L2SS Level 2 System Simulator - NTF. # }* u' Y9 n1 LLAA Limited Access Area. 4 E& m; l7 w1 h) e* ELAAD Low Altitude Air Defense. " m# C5 v3 l: V, m/ t! VLAAFB Los Angeles Air Force Base, CA. LABCOM Laboratory Command. $ }; y4 s% _7 q! A# q2 }LABM Local Area Battle Manager. LABP Look Ahead Battle Planner LAC Low Authority Control. ; Y0 t1 Z& G% e O, [+ CLACE Laser Atmospheric Compensation Experiment (an SDIO/NRL satellite launched February 1990 and turned off July 1993). LACM Land Attack Cruise Missile. ( {& m/ W6 g& u4 f* m/ N) L/ ALADAR Laser Detection and Ranging. . y/ Q2 ]. @! F; C: I& x" BLaddering Down A hypothetical technique for overcoming a terminal phase missile defense. % Z+ r0 B8 T% R7 N M+ I0 eSuccessive salvos of salvage-fused RVs attack. The detonations of one salvo disable local ABM abilities so that following salvos are able to approach the " s9 [! V* G7 }: [0 _& O& ?target more closely before being, in turn, intercepted. Eventually, by repeating the process, the target is reached and destroyed. / c8 M- u) L8 f, cLADL Lightweight Air Defense Launcher (USA TBMD term). LADS Low Altitude Demonstration System. , `# m }, _" h5 Q, iLAFB Langley AFB, VA. LAMP Large Advanced Mirror Program. * S7 }- {& |7 {9 Y# nLAN Local Area Network. 4 h$ J% n' E/ y8 ], A! D3 KLandsat Land Satellite (NASA program’s satellite). LANL Los Alamos National Laboratory, NM. 7 { |; `0 X! S4 tLANTRINS Low Altitude Navigation and Targeting Infrared Night System. LAO Limited Attack Option. Y q- K' W" }LAPL Lead Allowance Parts List (Navy term). j6 R4 w" }6 L }LARC Langley Research Center, Hampton, VA. 1 y% i7 `2 {/ C) @3 u* O+ nMDA GLOSSARY, VER. 4.0 L 4 ~$ v9 k. t% ^, o* Y& ^2 @% V162 8 x' O8 q( i$ c/ D- M0 W0 bLarge 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. . t: R1 {! T1 yLASA Large Aperture Seismic Array. : x' L' Q" c4 {& N2 Q8 O, fLasant A material that can be stimulated to produce laser light. Many materials can be used as lasants; these can be in solid, liquid, or gaseous form (consisting of molecules including excimers or atoms) or in the form of plasma (consisting of + D/ B( X' a# I6 X0 n4 eions and electrons). Lasant materials useful in high energy lasers include carbon ' J- J' r# K9 g* {* D- ^dioxide, carbon monoxide, deuterium fluoride, hydrogen fluoride, iodine, xenon chloride, krypton fluoride, and selenium, to mention but a few. - {2 B0 N5 g& V7 KLASE LIDAR Acquisition and Sizing Experiment. Laser An active electron device that converts input power into a very narrow, intense ' d# Y. ^1 v- s, g( F" K. ]0 wbeam 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 6 m1 `, T# z: ~0 V! L- watoms to radiate in phase. Derived from Light Amplification by Stimulated Emission of Radiation and classified from Class I - Class IV according to its ( I8 t0 L. p7 i. f B9 p) Kpotential for causing damage to the eye. Laser Designator A device that emits a beam of laser energy to mark a specific place or object. $ Z% x- A+ K# H4 K2 hLaser Detection and Ranging 3 B& H3 p4 r5 `' i2 l5 ~0 u0 U( ](LADAR) A technique analogous to radar, but which uses laser light rather than radio or 2 j$ D& z# h: {- p! g" U' Zmicrowaves. The light is bounced off a target and then detected, with the return beam providing information on the distance and velocity of the target. Laser Guided 5 E3 U$ X9 j/ TWeapon A weapon that uses a seeker to detect laser energy reflected from a laser marker/designated target and, through signal processing, provides guidance [! C9 y! b6 a4 Y$ a, n0 Rcommands to a control system. The control system then guides the weapon to . W. c- z; u F- f2 P1 y/ |+ j! ethe point from which the laser energy is being reflected. $ i# ?% j% B6 a( X+ jLaser Imaging ) p9 j6 z m' X3 X# b, z4 N# o, nRadar 5 G$ f1 w4 a6 @! ~. F8 m$ C* {5 c# d8 S' fA technology whereby a laser beam can be used in a way similar to the use of a - t' b& f) C( [& B3 C( I0 t0 x# pradar beam to produce a high-quality image of an object. Laser Optics Technology associated with the use and control of laser beams with flux greater 1 ~$ ~$ y( x! |' [, Q0 Hthan 1 watt/cm2. % x y6 E9 K! YLaser 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 ' M4 n3 [4 D. p- B: V% ^5 Nthe receiver. See also laser guided weapon. $ S; A9 M2 e! f. e' y/ X) k' gLaser Target Designating System ( k3 b! ?7 f BA system that is used to direct (aim or point) laser energy at a target. The 1 m$ p6 R" J7 L7 p7 N4 @system consists of the laser designator or laser target marker with its display and " p" B2 a3 u% c8 s- b7 m. tcontrol components necessary to acquire the target and direct the beam of the laser energy thereon. " M4 I( A+ i& w0 BLaser Tracker A device that locks on to the reflected energy from a laser marked/designated ) A, D: v/ ~+ P5 ? I& Band defines the direction of the target relative to itself. 0 ?$ k) r! b) S7 r) }( XLaser Weapons Devices, such as photon generators, which produce a narrow beam of coherent radiated power greater than 1 MW. LASERCOM Laser Communications. 0 R- k( P/ @1 l4 z* k8 cLATS Long Wave Infrared Advanced Technology Seeker/Sensor.

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MDA GLOSSARY, VER. 4.0 L 163 ' q4 N6 N# j1 u9 m5 WLaunch Azimuth Missile launch location measured in degrees clockwise from the local northpointing longitude line at the launch site. (USSPACECOM) ) ?9 P) q9 g( }2 RLaunch Detection Initial indication by any one of a variety of sensors that a booster has been 6 a+ W8 B% h. p) {3 @" y; @% [* dlaunched from some point on the surface of the earth, with initial characterization . Q3 }+ @( f) n$ |9 ]6 ^of the booster type. (USSPACECOM) Launch Point ' m4 |7 [8 @( P' D2 g& jDetermination % R9 U. f8 Z# E% wWith computer methods, uses missile track observation to estimate the point on + }. ]& h9 D! z, W% h# F$ kthe earth’s surface from which the missile was launched, expressed in terms of circular error probable. Launch Under Attack (LUA) Execution by National Command Authorities of Single Integrated Operational Plan forces subsequent to tactical warning of strategic nuclear attack against the United States and prior to first impact. % R$ I1 r) [' b: p; s& vLaunch Verification Confirmation 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 booster launch. # u2 u" ?7 o1 n/ H/ L3 X2 A0 sLayered Defense A defense that consists of several sets of weapons that operates at different 1 ]: ^+ [+ ?+ {0 j% zphases in the trajectory of a ballistic missile. Thus, there could be a first layer 3 K, [' ^. Y: S(e.g., boost phase) of defense with remaining targets passed on to succeeding ' k' j ?2 `% F2 C- |8 i9 ^0 f& Ylayers (e.g., midcourse, terminal). & m) g3 j2 f8 n hlb Pound. LBL Lawrence Berkeley Laboratory, Berkeley, CA. LBM Localized Battle Management/Manager(s). LBTS Land Based Test Site. LCC (1) See Life-Cycle Cost. (2) Launch Control Center. 6 e% P* Z9 p: M, j Y9 @LCCE (1) Life-Cycle Cost. (2) Launch Control Center. (3) Land Component . F) G! f# P1 q4 s7 h, l, ACommander (JCS term). LCCS Life-Cycle Contractor Support. LCF Launch Control Facility. LCM (1) Life Cycle Management. (2) Lightweight Communications Module (USAF TelComms/Computer term). LCN Logistics Control Number (ILS term). LCOM Logistics Composite Model. 5 \5 s$ v& w$ n& x% `* d# O( oLCN Logistics Control Number (ILS term). LCS Laser Crosslink System. LDC Less Developed Country. LDS (1) Layered Defense System. (2) Lexington Discrimination System. (3) Limited Defense System. MDA GLOSSARY, VER. 4.0 L $ ]9 Z% X, d& z; U0 k9 P164 & z' A# `" l. G1 zLE Lethality Enhancer (PAC-3). Lead Component/ Service : E4 I8 s/ e8 I. d. oThe DoD Component designated by SECDEF to be responsible for management of 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 leakage is “budgeted” among individual BMD phases and functions. Leakage (Max) The maximum allowable threat objects passing through a BMD system expressed . I5 m1 \0 _% o' \$ L6 {* Oas a percentage of the design-to threat. To ensure overall system performance, permitted leakage is “budgeted” among individual BMD phases and functions. * j1 I: m( D( |4 |& k* y4 r2 kLEAP Lightweight Exoatmospheric Projectile. : o" I& v4 N8 ?LEASAT Leased Satellite. Least Privilege This principle requires that each subject in a system be granted the most restrictive set of privileges (or lowest clearance) needed for the performance of authorized tasks. The application of this privilege limits the damage that can 7 q+ o* k' ` \ ~3 j0 Jresult from accident, error, or unauthorized use. LED (1) Low Endoatmospheric Defense. (2) Light Emitting Diode. LEDI Low Endoatmospheric Defense Interceptor. ; c3 V4 j8 g- x, ?LEDS (1) Low Endoatmospheric Defense System. 0 D+ M5 r$ H0 ?6 z2 x(2) Link Eleven Display System (USN term). LEI Low Endoatmospheric Interceptor. ! y# K, f& P1 m7 g. uLEIP Link Eleven Improvement Program (USN term). LEL Low Energy Laser. LELWS Low Energy Laser Weapon System. + v" s* E8 r3 f1 @/ lLEM Logistics Element Manager (ILS term). , E$ _: h4 y* ^9 |LEO Low Earth Orbit. " I4 |6 ^" E/ `+ `; v0 i2 Y# x* @LETS LWIR Environment and Threat Simulation. Level of Effort C# A+ `' P! z* h8 J B(LOE) 9 v9 c, V& E% L2 v9 U: D' P& z2 jEffort of a general or supportive nature that does not produce definite end products or results, e.g. contract man-hours. 9 D4 I: X- R1 [& Y0 F9 sLeverage (1) The advantage gained by boost-phase intercept, when a single booster # N6 v* U& O: h8 t! [# }1 Akill may eliminate many RVs and decoys before they are deployed. This 8 D3 T0 h* X0 s5 l, ^. N& Bcould provide a favorable cost-exchange ratio for the defense and would # e) m9 A/ ]9 y6 ?; L, I9 ?reduce stress on later tiers of the SDS. (2) In general, the power to act or influence to attain goals. LF (1) Landing Force. (2) Low Frequency. MDA GLOSSARY, VER. 4.0 L 165 LFIE Live Flight Integration Exercise. / W, |8 {* b9 ~- V" p7 E. l( aLFOV Limited Field of View. LFS Loral Federal System, Gaithersburg, MD. LFT&E Live Fire Test and Evaluation. LGB Laser Guided Bomb. ; p- s+ L$ a% r$ qLGM (1) Laser Guided Missile. 7 u: k! \; i: r' G' @(2) Loop Group Multiplexer. 0 l' g. [4 m( z( p! o: _: l6 y. eLGSM Light Ground Station Module (USA CECOM term). # N- I( _+ w# x1 }5 z! a' X7 }3 d5 _LHO Amphibious Assault Ship. Li Lithium. LIC Low Intensity Conflict. }2 \0 S/ i) ?) \4 @& W% fLIDAR 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 h+ |" s5 S2 F" g o0 sexcess to all known materiel requirements. (2) (Software). All the states a software or software related product passes ( ^& n% m! Y' |7 h9 W1 `& sthrough from its inception until it is no longer useful. Life-Cycle Cost (LCC) 2 w, O( G* v& k% A: KThe total cost to the Government of acquisition and ownership of that system ) J0 i- w1 c9 |over its useful life. It includes the cost of development, acquisition, support and, where applicable, disposal. 4 n0 u2 }& e! }Life-Cycle * P: [: q. ~- t$ IManagement 4 z- n* y! c0 w L( a. ?% l3 SProcess for administering an automated information system or hardware support $ p# P* o1 a* Rsystem over its whole life, with emphasis on strengthening early decisions which + e9 a& f5 {$ H% Z* x& vshape costs and utility. Life-Cycle Model A framework containing the processes, activities, and tasks involved in the development, operation, and support of the system, spanning the life of the system from the definition of its requirements to the termination of its use. ) n" ^9 u/ t# `. Z$ cLife Cycle of a Weapon System $ x) E7 q' Y; EAll phases of the system's life including research, development, test and evaluation, production, deployment (inventory), operations and support, and disposal. ! }0 S+ z: q% Y4 b/ Y: o4 ILife Jacket The life support storage container for a Brilliant Pebbles singlet. The life jacket contains subsystems that perform power, communications, and environmental * f+ O) i8 Q( s+ {protection functions. * V) q6 n N; m3 o$ ]4 N9 w- R2 {Light Detection and Ranging (LIDAR) % `' {) X, `; O" CA precision probing instrument used to measure concentrations of different 3 ?. [: g. R) t4 p' T* Zgasses or particulates in a given amount of atmosphere.

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Light Replicas (LREP) - p2 W! c# j- P- O& O% G+ I X& lDecoys that, by virtue of shape, closely approximate an RV’s signature with little off-load penalty. ! \: _. x# ]$ uLIMIDIS Limited Distribution. MDA GLOSSARY, VER. 4.0 L * j4 N) b2 d- B3 j D6 t166 1 o) t8 Z a+ l4 H4 ~/ c, vLimited Attack An attack on the U.S. and its allies, which provides a stressing timeline, and is geographically distinct. Not an all-out attack or mass wave. Limited Defense ! {* V& q. P' u8 b/ b( V& vSystem (LDS) The development of systems, components, and architectures for a deployable anti-ballistic missile system (as described in section 232(a)(1) of the 1991 Missile 5 K' m' O5 g$ O. _% M2 X- y9 x, IDefense Act, as revised) capable of providing a highly effective defense of the - @$ |- U) ]5 g. O6 LUnited States against limited ballistic missile threats, including accidental or 3 D( }, t# T1 E( Vunauthorized launches or Third World attacks, but below a threshold that would bring into question strategic stability. Limited Operational 2 O2 o- c6 R7 a7 qCapability (LOC) 0 N9 e, x; j5 \1 G7 ]0 A; RA point in time when the first set of sensors and weapons can be employed to provide a limited protection system. * a0 E G+ [+ D5 B' {: |) b1 HLimited 4 n$ Y3 z H- l2 v0 C" @1 {4 qProduction The initial production of a system in limited quantity. Part of an acquisition 9 x) d. f4 r3 f+ ^1 Q- bstrategy to be used in test and evaluation for verification of design maturity, manufacturing process final proofing, and product engineering and to verify a " E' g0 p* W ]; C. rfactories capabilities prior to a decision to proceed with production. Decision V7 I t: K" _" ]# {8 J7 Iusually made near the end of EMD or at Milestone IIIA or equivalent. (Also 7 ] P+ O0 q/ | mcalled Low-Rate Initial Production or Pilot Production.) + i) j+ F. H* M) \, B1 {Limited Test Ban Treaty The bilateral Treaty signed and ratified by the United States and the (former) : G1 M. Q# r1 KU.S.S.R. in 1963, which prohibits nuclear tests in all locations except underground, and prohibits nuclear explosions underground if they cause * }% b" r$ _7 d. r7 Cradioactive debris to be present outside the territorial limits of the state under whose jurisdiction or control the test would be conducted. 8 g, l+ ^0 `4 n4 x( s. p: jLIN Line Item Number. Linac Linear Accelerator. Line Item " Y, x u) q5 H2 P(Budget) A specific program end item with its own identity (e.g., B-1B Bomber). Line of Sight - q! ]% w# |1 h0 ~: f: _: t: W(LOS) The line from sensor to target necessary for the commencement of the detection, acquisition, track, and identification of a target. " \ j' {; c. w3 ?' CLine Replaceable + e( e. X/ R& D" P; ZUnit (LRU) 7 q; R, a- T& { }- F$ S0 L9 |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). , ?8 i$ r; E% c% O+ r4 T' M. v7 jLink-16 TADIL-J. * ]% Y$ V$ x5 G) w' E: g& j- W8 W4 ]Link Quality / I; S5 F6 u+ I# G0 ZEvaluation 0 J: P* g! G1 j. b/ Z$ c* I2 wThis testing of links to create bit error estimates and monitors natural or induced link interference. - v. S- M) L/ w& ILIP Lethality Improvement Plan. Liquid Fuel : Q9 @. F) H) t, h: y3 |/ TBooster (LFB) ; F/ G `- z! S+ W9 M# _Target booster being developed to mate with current reentry vehicles and + ^. S% D( \1 Z4 s! U/ _2 o7 ]emulate the short/medium range threat. 1 U& R; a1 g! r6 W+ n: @' m0 }LIS Laser Isotope Separation. " q( z8 j* h$ w* X' `) C. A" @9 @LITINT Literature Intelligence. 9 ^' c1 n. O( Z5 mMDA GLOSSARY, VER. 4.0 L & z/ {/ k0 u% K& U6 ]" H2 v8 p( F$ f167 Live Fire Test $ z8 U2 Q4 J1 Z5 }And Evaluation (LFT&E) # Y B. V! C/ P* R+ U/ r. G ZSurvivability testing and lethality testing required before full-scale production. Must be conducted on ACAT I and II programs for: (a) A covered system (a conventional weapon system designed to provide some degree of protection to the user in combat); (b) a major munition or missile program; (c) a product improvement program that will significantly affect the survivability of a covered system. 3 _5 `3 z& d/ n2 v+ s# ELIVEX Live Exercise. $ n7 m1 L/ X5 V! ?* W: }$ O5 oLIWA Land Information Warfare Activity. 7 l1 W' ]3 d9 }* ]7 n" w }8 BLJ Life Jacket (BE term). + t# q( `( E& H; }LL (1) Lincoln Laboratory, Lexington, MA. 6 `7 Z4 i; N6 Y1 t) h6 W4 d(2) Legislative Liaison. + N+ U0 w8 o: u8 Z! t% o5 D* [LLM Long Lead Material. LLNL Lawrence Livermore National Laboratory, Livermore, CA. ! E( w6 E3 E u: O" l1 J3 SLLTIL Long-Lead-Time Items List (ILS term). LLUM Low background LWIR Uniform Mercury Cadmium Teloride (HgCdTe). j1 x; W4 Z9 z# m3 V+ KLM (1) Lockheed Martin, a defense industry contractor. 6 z" `/ D J0 f2 t2 ^+ a0 l- B/ s(2) Logistics Manager (ILS term).

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LM/GES Lockheed Martin/Government Electronic Systems. " F- b, n; d$ D' _LMA Lockheed Martin Astronautics, a defense industry contractor. # U3 Y+ P$ u1 F3 wLMANS Lockheed Martin Aeronautic and Naval Systems. LMC Late Midcourse. & q4 }+ J+ J9 P* S. \LMFBR Liquid-Metal Fast Breeder Reactor. LMIS Logistics Management Information System. 3 Q/ Z% Q/ f0 v/ FLNA Low Noise Amplifier. ; u2 l+ P" ~5 k: l& f/ eLNC Local Network Controller. LNE Low Noise Exciter (Electronics Engineering term). LNO Liaison Officer. ) B% I; Y: O) p& sLO (1) Local Oscillator (Electronics Engineering term). (2) Low Observables (LODE-related term). LOA Letter of Agreement. + r6 u3 |- y2 G% {1 ELOAD Low Altitude Defense. LOC (1) Lines of Communication. % o- {" S: @; k+ d(2) Lines of Code. 8 g0 w1 {# T- w1 w+ v% A(3) Limited Operational Capability. MDA GLOSSARY, VER. 4.0 L 168 LOCAAS Low Cost Autonomous Attack System (USAF term). ( x# a+ c- w& ]. W" t9 q3 wLocal 2 s$ I, E; _: I. J" y6 V9 _6 [Assessment of Engagement 1 \- }: I: A4 j& X# r: ~5 HThe assessment of an engagement by high-resolution fire control sensors. Local Environment The ISTC Local Environment contained within each node simulates the element - m! Q1 G: F7 }0 V7 ?to the degree necessary to generate a realistic input to the Element Processor of ; U; y0 V, z" R# T2 mElement Processor Emulation and provide a realistic response to the Element Processor or Element Processor Emulation. 4 F% G# h# I# {Lock On Signifies that a tracking or target-seeking system is continuously and automatically tracking a target in one or more coordinates (e.g., range, bearing, elevation). LODE Laser Optics Demonstration Experiment. 3 x- u) S$ R" S9 m- l0 _- xLODTM Large Optics Diamond Turning Machine. LOE (1) Level of Effort. (2) Letter of Evaluation (AF). + M3 L7 F7 k+ hLOF Lifejacket Orbital Flight (BE term). Lofted Trajectory Trajectory with an apogee greater than the minimum-energy trajectory to the same range. LOG Logistics. + r2 _3 R2 d% a% u" ~# S1 tLOG.WIPT Logistics Working-level IPT ; u/ h7 P2 s6 d, BLOGAM II Logistics Analysis Model II. 7 y: K2 O* _5 Q" z+ X6 \LOGFAC Logistics Feasibility Analysis Capability. LOGFOR Logistics Force. Logistics The science of planning and carrying out the movement and maintenance of $ v7 Q8 r" w- ^6 \+ n% o* l3 iforces. In its most comprehensive sense, it includes those aspects of military 0 }- F! C5 X8 m0 |: `1 s9 Noperations which deal with: (1) design and development, acquisition, storage, 4 I5 A' X( u# ]# }movement, distribution, maintenance, evacuation, and disposition of materials; (2) movement, evacuation, and hospitalization of personnel; (3) acquisition or construction, maintenance, operation, and disposition of facilities; and (4) 4 }0 q7 [1 W7 H' h7 |acquisition or furnishing of services. ' H' D- Q4 {2 ^1 OLogistics Support The supply and maintenance of materiel essential to proper operation of a 7 R7 b: H$ l1 ?system in the force. Logistics ) B& }1 a; F. n8 |Supportability The degree to which planned logistics support (including test, measurement, and , `/ w( X& F+ o4 m4 V. `- S% b( odiagnostic equipment; spares and repair parts; technical data; support facilities; # ~6 n6 d5 \! Z. a8 Etransportation requirements; training; manpower; and software support) allow 8 h6 K0 K" J! _; N% Tmeeting system availability and wartime usage requirements. MDA GLOSSARY, VER. 4.0 L ; E1 i) O9 v, y3 X169 & P0 P0 ^& I* U( s; S4 SLogistics % K; @( y0 d( ]* uSupport Analysis 3 b9 g1 v' P1 L5 y+ E# A0 v(LSA) $ h5 J/ T* C, {" gThe selective application of scientific and engineering efforts undertaken during : A1 J$ h: H% i( y1 uthe acquisition process, as part of the systems engineering process, to assist in: . [( r, ]* P o6 f Ycausing support considerations to influence design; defining support requirements that are related optimally to design and to each other; acquiring ' |2 q B" m) t0 I8 athe required support; and providing the required support during the operational phase at minimum cost. # j/ }% R. A6 j' X7 dLogistics Support 9 ?0 h% G6 S, K/ {; S6 kAnalysis Record . L) h) w$ ]/ M) v(LSAR) A formal tool under MIL-STD 1388-2A that uses records/forms to document 8 ?: v) n! p r- Goperations and maintenance requirements, RAM, task analyses, technical data, 5 o6 F: y: F2 `+ Y* vsupport/test equipment, facilities, skill evaluation, supply support, ATE and TPS, & g7 r6 b0 l8 ]5 Mand transportability. LSAR is the basis for training, personnel, supply provisioning and allowances construction, support equipment acquisition, 6 U& O( N- Z" C$ t# a6 e( `# x* i) afacilities construction and preparation, and for maintenance. ) @/ j/ g& k( ^; @( PLOGPLAN Logistics Plan. LOGSIM Logistics Simulation Model. 2 y+ Y% Y$ Z9 R5 o' dLOI (1) Letter of Instruction. (2) Letter of Intent. 8 q2 X; a* `3 }! NLOMEZ Low Altitude Missile Engagement Zone. 2 d' N# j" _* y; h, o1 \Long Lead Items l# O, _& M: T9 ]# \' `Long Range Air Launched Target $ K5 W2 k/ |. W& q(LRALT) Those components of a system for which the times to design and fabricate are . z' M% d* Y5 {# hthe longest, and, therefore, to which an early commitment of funds may be : ] I% z5 l+ Y; X& V* ~! ~, Jdesirable in order to meet the earliest possible date of system completion. Two-stage, air launched ballistic missile target being developed for MBRV-4. Long Wavelength Infrared (LWIR) ; h W! Q, d* {( l8 x H3 VThermal radiation emitted by a source in the electromagnetic spectrum encompassing infrared wavelengths of 6 to 30 microns. LOR Level of Repair Analysis (ILS term). 9 k1 O% j. a, RLORA Level of Repair Analysis (ILS term). 2 i( j; {9 m, y- ]' y0 M" b3 }& o/ K& DLOS (1) Line of Sight. (2) Large Optical Segment. LOTS Logistics Over-The-Shore. LOW Launch on Warning.

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Low Altitude Demonstration System (LADS) 7 r' T9 H5 z' ?Part of the SBIRS Low Program Definition and Risk Reduction (PDRR) program phase. The LADS will consist of a flight experiment and extensive ground demonstrations by Boeing North American. The LADS flight experiment will be ! _ O3 d- Y8 k# [8 Z Mlaunched in late FY99 to demonstrate the sensor performance of a SBIRS Low concept and collect phenomenology data. ) ^' I) l2 @# b6 JLow Earth Orbit (LEO) These satellites are at altitudes between 100 and 400 nautical miles. They / i d/ w- \ v0 f7 k; [/ whave 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 subject to orbital perturbations due to atmospheric drag and earth gravitational anomalies. 8 F/ _! a X% }8 E7 DLow 2 x; y$ C, T" U0 k' k! S* gEndoatmosphere That portion of the earth's atmosphere, generally below 40 km altitude. 7 c5 A2 u7 H+ V' [" gMDA GLOSSARY, VER. 4.0 L 170 4 B' q0 p2 T$ J: s+ BLow-Rate Initial $ @' |- r/ P, W; w7 eProduction (LRIP) , c+ j7 W1 l4 C/ lThe 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 orderly increase in the production rate sufficient to lead to full-rate production upon successful completion of operational testing. : Z6 M! y1 U3 M# `# ULOWKATRER Low Weight Kinetic Energy Active Tracker. ! U1 y* N) ~/ TLOWTRAN Atmospheric and Interstellar Background Signature Model. LPAR Large Phased Array Radar. LPD Low Probability of Detection. " m* {8 G! _3 U+ N8 E$ ^$ {/ ILPE (1) Liquid Phase Epitaxy. & }' ~0 _5 E( W! g. c(2) Launch Point Estimate. LPI Low Probability of Intercept. LPS Limited Protection System. & Z3 E7 }, V2 ]" _* {$ m& uLR Long Range. LRA (1) Line-Replaceable Assembly. (2) Launch and Recovery Element. 2 x! y+ _' p4 d; ~6 N. T6 ]LRB Liquid Rocket Booster. LRC Lewis Research Center, Cleveland, OH. LRE (1) Latest Revise Estimate. (2) Launch and Recovery Element. LREP Light Replicas. LRF Laser Range Finder. 7 x2 d/ Y, N9 ~ u% e( `LRINF Longer Range Intermediate Nuclear Forces. . O7 l; `" H) I" R5 g% n) N+ _LRIP See Low-Rate Initial Production. LRIP-OT Low Rate Initial Production – Operational Testing. 6 t8 K, H- x7 NLRTBM Long Range TBM. : J4 H) r' |7 H- v5 }% U6 a; a4 ?LRTNF Long-range Theater Nuclear Force. LRU (1) Line Replaceable Units. (2) Line Replacement Units. LS Launching Stations (PATRIOT). Y0 J) X3 j3 W) v3 e) \LSA Logistics Support Analysis. # w G! ~$ ?; x+ D Q2 QLSAP Logistics Support Analysis Program. % m2 R/ J( u6 K7 `1 t2 dLSAR Logistics Support Analysis Record. 6 o7 w! }8 C9 W7 P4 aLSART LSA Review Team (ILS term). 8 ^2 T( A+ X6 mLSAT Laser Satellite. MDA GLOSSARY, VER. 4.0 L 171 6 L3 ~: q) H8 S# b! {' T- nLSAWG LSA Working Group. 2 _2 }0 ^, u l! J7 ~9 z! b+ b5 SLSE Lifetime Support Engineering (ILS term). - W, n9 y b" O$ \6 O1 v+ g- |6 ^LSEA Lifetime Support Engineering Activity (ILS term). LSI Large Scale Integration (circuits). LSRS Loral Space and Range Systems, Sunnyvale, CA. 3 V) R- ?* Q6 B* Z* U p- N$ ILST (1) Laser Spot Tracker. (2) Landing Ship, Tank. LSTS Launcher Station Test Site. # b/ D6 U* N( y# @# { HLTA Lead Time Analysis. % M, @" D" |5 `7 H& I1 bLTBT Limited Test Ban Treaty. " r' e. [* S$ I+ \3 l# wLTD Laser Target Designator. LTH Lethality and Target Hardening. 5 B) x! u9 z7 f+ \% CLTS Low Temperature Superconductor 4 I) u# c2 p6 V( J2 j* ], ^: f c: I% ULTV Launch Test Vehicle. : P- ~9 \5 ?! h* c& r% Y* D: j* kLU Launch and Update. LUA Launch Under Attack. LUP Limited U.S. Protection. : Y- N' p$ n8 k3 ~3 hLUT Limited User Test. ( W( D" G6 T4 P% _4 r$ eLUT/OA Limited User Test/Operational Assessment. 3 T- w# r; _$ ?LVS Loral Vought Systems, a defense industry contractor. 9 r0 z' N1 [8 W3 f" FLVT Low Volume Terminal (USN/NATO/Telecomm term). " X- i. y, N3 Z; R6 sLW Laser Weapons. : l9 J. f& v' I- BLWAN Local Wide Area Net. LWIR See Long Wavelength Infrared. LWIR FPA (PET) Long Wavelength Infrared Focal Plane Array (Pilot-line Experiment Technology). - b2 m1 D/ ]2 r# j3 K* mLYTBT Low-Yield Threshold Test Ban Treaty. LZ Landing Zone.

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MDA GLOSSARY, VER. 4.0 M , ?- b: u- Y4 T# `( V173 ; \2 X4 }5 y: f2 u3 n9 o" xm (1) Meter. (2) Minute. M (1) Model. (2) Million. (3) Mega. M&LC Missile and Launch Control. M&P Manpower and Personnel. ' @& P! {, t$ CM&S (1) Materials and Structures. (2) Modeling and Simulation. M-T-M Model – Test – Model. M/LWIR Medium/Long Wavelength Infrared. ( L0 _ {7 K) H. t4 X1 x) M- b4 lM/P Manpower/Personnel. # _4 O" b; \7 M) BMAA Mission Area Analysis. - B2 W7 D! O6 A2 e6 m) k8 kMAAG Military Assistance Advisory Group. ; K0 R& g# N! j6 O) H2 m6 Q$ w; cMAB Missile Assembly Building. MAC (1) OBSOLETE. Military Airlift Command. See AMC. 4 N8 ?2 O. ]! \7 \& h9 K8 I(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. + W0 ?7 |' D4 I7 q7 ~MACOM Major Army Command. 6 n5 G5 b) B" m2 _MAD (1) Mission Area Deficiency. (2) Mutually Assured Destruction. MADCAP Mosaic Array Data Compression and Analysis Program. / q& U& n( ~7 y4 ~- p% G0 L$ pMADS Modified Air Defense System. MAE Medium Altitude Endurance. MAGTF Marine Air-Ground Task Force. ( `3 d' I1 L; V# z- uMain Beam The primary directional EMR emitted from radar transmitters. Maintainer An individual responsible for retaining the major defense system in or restoring it / f; J) S3 {$ z B1 F) _7 @4 uto a specified condition. Maintenance activities include inspection, testing, 0 H- i9 B7 v* }7 Y4 Qservicing, classification as to serviceability, repair, rebuilding, and reclamation. e6 [4 U0 e, t6 `1 dMaintenance Concept/Plan - A$ s& e% ^& w& x5 {1 U1 s4 P7 C, LA description of maintenance considerations and constraints for system/equipment under development. A preliminary maintenance concept is 4 p: s6 k, A9 h, V* Z" O( vdeveloped and submitted as part of the preliminary system operational concept / ^! J: r% }$ w( cfor each alternative solution candidate by the operating command with the 4 H- F2 g: q* O. Fassistance 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 9 ]6 I' U' K8 y* u' S d8 \4 lMaintenance * h% L. ^0 b7 B7 R/ x* J2 `Operations 5 l9 M/ B2 d) L( f% xThe corrective and preventive maintenance operations that do not require a deployment decision; it includes correction and subsequent validation testing - N4 ~! k$ ~/ D- nand the update of relevant status configuration, maintenance, and inventory databases. 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 1 l4 H/ ` Y% f# Lof ILS. MAIS Mobile Automated Instrumentation Suite (USA term). 9 v+ R3 S9 ^* f2 g$ LMAISRC Major Automated Information System Review Council MAJCOM Major Command (USAF). 0 S x: W- I; @# YMajor Automated 9 P* \$ z+ I1 x6 LInformation 7 E d; n: q. q+ ?' n7 |System Review ! h% K4 s, I6 r X8 p! e7 d6 QCouncil (MAISRC) + E" ?3 ]; s; z% z6 ?+ A5 _/ }/ PThe Senior DoD information management acquisition review board chaired by / Y/ i2 @; |# w/ K0 ^the Assistant Secretary of Defense for Command, Control, Communication, and Intelligence. See DoD Directive 8120.2.

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Major Defense Acquisition Program ( x& n+ s' o, c& }- \- G# IAn acquisition program that is not a highly sensitive classified program (as H; O0 E+ v8 o, b) @- D/ G% p) e' H& ydetermined by the Secretary of Defense) and that is: 1. Designated by the Under Secretary of Defense for Acquisition and Technology as a major defense acquisition program, or * h: y- [7 k" [2. Estimated by the Under Secretary of Defense for Acquisition and Technology , F! H- Z {! \* i3 k6 p' C# ito require: 5 i; ~' B2 ]- w! o4 N% |a) An eventual total expenditure for research, development, test, and evaluation of more than $200 million in fiscal year 1980 constant " J3 L$ d2 U8 Q4 Q2 [% O+ r* m8 Ldollars (approximately $300 million in fiscal year 1990 constant dollars), or b) An eventual total expenditure for procurement of more than $1 billion . }# d; N+ Z7 j6 A* e( P" R. [! Ain fiscal year 1980 constant dollars (approximately $1.8 billion in fiscal year 1990 constant dollars). Major 6 q: X3 a9 O1 A3 k- A5 V2 iModification + a( n* V+ E% VA modification that in and of itself meets the criteria of acquisition category I or II ) Q- b2 \4 g0 {! Y& D3 S: y+ Kor is designated as such by the milestone decision authority. Major modifications ; z+ n6 X' n* J+ I0 trequire a Milestone IV decision unless the decision to modify results from one of the alternatives considered as part of the Milestone I decision process. Upgrades are part of the Milestone 0 decision process. " ]2 R0 K6 V8 V; ^, s: I2 W C$ JMajor System A combination of elements that will function together to produce the capabilities 0 P$ L8 o6 s- Q/ j6 }. l& grequired to fulfill a mission need, including hardware, equipment, software, or any 1 \8 b3 z0 j6 C* ^$ W3 V$ |combination thereof, but excluding construction or other improvements to real # D% V: t; o4 L5 G7 Xproperty. 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 " Q) ~+ |9 R3 \/ T( m% {* `2. An eventual total expenditure for procurement of more than $300,000,000 in fiscal year 1980 constant dollars (approximately $540,000,000 in fiscal year 1990 constant dollars). MAM Maintenance Assist Modules. MAMDT Mean Active Maintenance Downtime (ILS term). MDA GLOSSARY, VER. 4.0 M 175 0 [( p/ P8 l: ?7 A+ IMandatory Access Control A means of restricting access to objects based on the sensitivity (as represented " X8 q" W! \- [# X# r3 Z7 L w2 ^by a label) of the information contained in the objects and the formal 9 C3 h- {; A2 i6 G* `0 Y! F" W) Dauthorization of subjects to access information of such sensitivity. Maneuverable 1 S2 c5 b; l$ d) ?% yReentry Vehicle 6 s) {! ` t* N- C# p(MARV) * G6 c3 i, e* P: x' Z# |/ J! [A reentry vehicle capable of performing preplanned flight maneuvers during the reentry phase. The reentry vehicles deploy fins or other aerodynamic surfaces ) V( W( M4 t3 o. \. ]) Q4 o$ ^when they enter the atmosphere, allowing them to turn and dodge rather than 1 _/ l f6 Z) X& r7 w! efall ballistically. They have no ability to maneuver in space. MANPER Manpower and Personnel ILS term). Manpower Authorizations The billets in the manpower requirements structure that are planned to be filled. P2 N/ V% [$ _9 ?$ e( HManpower Estimate Report 1 D5 c9 {) s+ v* Y7 Y2 n3 }$ g(MER) An 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 / B; u7 M g# i: ?7 p* M6 I1 ?approval for EMD or production. `9 k \4 d V+ X# T' F; tManpower, ' s2 k! Z* \8 `Personnel, ) E8 ~ d, y2 E" b; ^- wTraining, and 4 C2 U& \6 {% v" S( lSafety (MPTS) 9 B& E3 z) R5 a8 UThe human dimension of the complete defense weapon system. The term ' P9 n. L5 r4 k8 jMPTS also encompasses the concepts and disciplines of human factors * S7 ^6 P/ W4 Y; y2 {7 @& k. Gengineering and health hazard prevention. Manpower, Personnel, 5 G) r3 `, h; C r* }1 cTraining, and 9 g& x( B5 X5 X5 E0 Q3 i3 SSafety (MPTS) - i; C, t- z& e1 Z' aProfiles A description of human dimensions and constraints involving a major system throughout the system life cycle. This includes, but is not limited to, descriptions and categorizations of occupations, aptitudes, individual skills and , G5 k0 Q4 m, F. b# `demographics, training system characteristics and components, potential system 5 v% Z& u, [$ \hazards, and other issues affecting the performance and welfare of operators, 0 D2 R% G% S& t' y9 pmaintainers, and personnel that support existing, modified or new systems. 1 j, M. q ?* b6 i: }$ [MANPRINT Manpower and Personnel Integration (US Army). MANTECH Manufacturing Technology. . V. U: B. B1 G! NManufacturing (or Production) Engineering 4 B, s e' u' w! s. P9 zPre-production planning and operation analysis applied to specific product 0 B1 h* @* a* x/ |7 F* k1 U5 d, G2 z/ pdesigns. The functions of planning, specifying, and coordinating the application of required factory resources including: performing analyses of production ' A2 t- c5 t* O! I- U/ Y; Foperations, processes, and systems; applying new manufacturing methods, & G7 [3 c* Y# T" ttooling, and equipment; controlling the introduction of engineering changes, and / n, s9 z& P/ {6 nemploying cost control and quality techniques from the factory viewpoint. Manufacturing A1 a& `( L* ?9 d, OOperations, Development, and Integration Laboratory (MODIL) , l, q4 E; A+ sAn SDS-peculiar integration mechanism to link product technology development concurrently with manufacturing process and control development for a costreducing effective SDS development. $ A- }0 n( h* q4 |" u( _Manufacturing ; r# K% W) m0 s( k% mTechnology (MANTECH) Manufacturing technology refers to any action which has as its objective the timely establishment or improvement of the manufacturing processes, ( L# P |- A5 r! w7 J( D' v$ ~techniques, or equipment required to support current and projected programs, , N0 D9 H& S& V7 m7 Kand the assurance of the ability to produce, reduce lead time, ensure economic availability of end items, reduce costs, increase efficiency, improve reliability, or to ( m# k5 J! V* |5 xenhance safety and anti-pollution measures. MANTECH, per se, is the specific ' X, r2 q m* C; g" v+ r. @DoD program in this area. : |1 _2 J. i. _7 I5 pMDA GLOSSARY, VER. 4.0 M 176 0 n/ Z0 Z% G4 j, k7 D% M+ EMAOC Modular Air Operations Center (JFACC term). MAOPR Minimum Acceptable Operational Performance Requirements. , ?" J( E+ i( E4 MMAP Minimum Acquisition Program. MAR Monthly Assessment Report (BMDO/POC term). . V: q* t# g% D+ G7 w& V8 ^MARCO Marine Corps.

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Marine Air Command and 0 z% `, `; D. [2 b2 JControl System A US Marine Corps tactical air command and control system that provides the - g# |- p' [7 M2 o: G2 G7 s8 Btactical air 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. - k+ H. [' Y- ?# d5 A0 B$ E, IMark/Markup Line by line review and approval/disapproval/modification of the defense budget by congressional committees. MARS Multi-warfare Assessment and Research System. MARSYSCOM US Marine Corps Systems Command, Quantico, VA MARV Maneuverable Reentry Vehicle. MARVIS Mid-Apogee Reentry Vehicle Intercept System. 3 u4 k" r' ~# k3 m) _MAS Mutual Assured Survival. MASINT Measurement and Signature Intelligence. MASPAR Massive Parallel Processors (TMD-GBR). 2 ?9 [" s9 X" mMass 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). * H1 S7 w1 \' M9 `Matching / u! X' `9 q& g# D! m6 V: r" P4 j0 IBallistic Reentry & Y" R1 m# I s' [Vehicle (MBRV) 2 s; g) R i$ DFour reentry vehicle designs (MBRV 1-4) developed to serve as threat , f5 \3 K( x( i9 l; o! c4 Wrepresentative theater targets. Matching Target Reentry Vehicle (MTRV) Y( W3 y% H6 A: B% M/ f+ u& LThreat representative reentry vehicle developed for GMD Program by Sandia Labs. Planned for use on IFT 9-14. / \/ [# J, H A" v9 v0 Q: c1 BMaterial Fielding Plan 7 G, p* i# ]% dPlan to ensure smooth transition of system from developer to user. 7 i$ T& ~ y4 [Materials . D, s& M5 V$ rScience # b. h V5 g1 X7 P7 r3 f5 J- Q% J% LThe science of developing/altering and applying materials to obtain a resultant molecular structure with desirable physical properties and performance % Z6 e* ^$ t7 k* @ Q! A- d+ i6 dcharacteristics. (See Structures.) Also includes applying state-of-the-art ! ^! T% m+ r! j2 Uadvanced materials in the design of new SDS components and end items. : ^8 P) x/ H$ X0 OMATHSFA Manufacturing and Testing of LWIR Hardened Seeker FPA Assemblies. ! y3 n$ o" X3 x g. pMDA GLOSSARY, VER. 4.0 M ) m0 L- j' M: x6 j! |177 % b+ X W% w5 G O# o5 GMatra BAE Dynamics ( T2 t9 R2 _# L0 X/ U& ]9 e GEuropean missile manufacturer formed in 1996 from British Aerospace Dynamics and Matra of France. ! X6 t6 u* D$ L8 J7 E2 p1 AMATT Mutli-mission Advanced Tactical Terminal. ' M1 h2 t2 ~6 s; G/ tMATT Radio UHF radio receiver for TRAP, TOPS, and TIBS. & f4 Z4 w3 i1 M! q# O8 g3 [MATTR Mid And Terminal Tiers Review. & v p4 g# [" @! {2 X# k+ P1 RMAX Maximum. Maximum Attrition 1 O4 f3 P# a$ ^. J( _Maximum attrition is employed in a target-rich environment to destroy the maximum number of RVs, regardless of the type, by using all available or allocated interceptors. This option may not satisfactorily defend specific or + K* C1 ]( A- p- ?& H" vrequired assets. : b5 y" _, s N( N- ]; K$ _+ \3 LMB Megabyte. MBA Multi-Beam Antenna. % Q" Y; S* K! `4 \7 y" yMBE Molecular Beam Epitaxy. ; X. O" O$ D) O" o' G9 v6 V6 IMBFR Mutual and Balanced Force Reduction. 2 @, V: T) _' n+ K& S8 s: [7 u2 lMbps Megabits per second. MBRV Maneuvering Ballistic Reentry Vehicle. ( n/ t1 D0 U4 K+ zMC (1) Mission Control. (2) See Midcourse phase. (3) Mission Capable (ILS term). (4) Military Committee. MCA Micro Channel Architecture (TelComm/Computer term). + |2 I5 C, J- X, nMCAS Marine Corps Air Station. MCASS MTACCS Common Application Support Software. MCBM Midcourse Battle Manager. 6 j5 C5 e. ~: z& d) V: S" }MCC Mission Control Complex/Center/Console. & U2 E# B6 d1 L1 x4 s% ~MCCC Mobile Consolidated Command Center. 9 D2 a' d* R: Z8 YMCCDC Marine Corps Combat Development Center. MCCR Mission Critical Computer Resources. MCE Mission Control Element. MCG Midcourse Guidance. 1 o; }' k2 e. _9 }5 T2 K* gMCI Midcourse Interceptor. MCLOR Marine Corps LORA Model (USMC ILS term). MCM Multi-Chip Module. MDA GLOSSARY, VER. 4.0 M ; f2 S$ w4 ?4 Y1 p; @, J1 \178 6 a# o2 _' n$ R: DMCOTEA Marine Corps Operational Test and Evaluation [Command]. MCP (1) Materiel Change Package (US Army term). (2) Military Construction Program. 7 ?, k4 Q: S5 f) K: w: ?$ ~: ^% e; \MCPDM Marine Corps Program Decision Making. & I9 C. R0 T' J3 `( `7 ^" RMCRDAC Marine Corps Research, Development & Acquisition Command. , K! L5 |" u4 o2 L! R) jMCS (1) Maneuver Control System. (2) Midcourse Sensor. # r0 v8 R% b4 X8 Y8 K. BMCSS (1) Midcourse Surveillance System. (2) Military Communications Satellite System. + K3 R8 q' Q# T. ^MCT Mercury Cadmium Telluride (cf. HgCdTe). MCTE Mission, Course of Action, Task, and Element Control Directives. 4 x' a& g1 e8 U, M$ O I% WMCTL Militarily Critical Technologies List. MCTR Missile Control Technology Regime. ! ~+ E& J2 E: s: Y+ @. ]MCV Mission Capable Vehicle. 1 X9 a3 N2 V' ~! X# l9 q wMD Missile Defense. MDA (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. ! D* p1 b5 @( A$ R/ V3 iMDART Missile Defense Activities Review Team. 6 b. h( h9 H0 fMDBIC Missile Defense Barrel Integration Center. MDC Midcourse Data Center, Advanced Research Center, Huntsville, AL. : q+ p2 T& _% G$ b# S- N$ K! uMDCI Multi-Discipline Counterintelligence. ( V9 y) x5 D/ b1 D8 i lMDDC Missile Defense Data Center, USASSDC, Huntsville, AL.

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MDP Manufacturing Data Package. MDR (1) Medium Data Rate (TelComms/Computer term). , X+ l! Y% ?) p' T/ q/ U# z(2) Milestone Decision Review. 0 a( S: v2 M+ N' y Q(3) Multi-national Defense Research. 6 h/ u: x% j5 x& D4 a6 @& Q cMDSC Missile Defense Scientific and Technical Information Center. MDSTC Missile Defense and Space Technology Center. - N/ S- s3 [( B4 JMDT Maintenance Down Time. MDTD Mean Downtime Documentation (ILS term). 9 H1 t, v9 }) E% a7 IMDTOA Mean Downtime for Outside Assistance (ILS term). MDA GLOSSARY, VER. 4.0 M * @4 y' ?! s0 j! O3 g3 U$ ^( w179 5 m% Z8 T w4 K4 s% f- F! w( a; J6 yMDTOR Mean Downtime for Other Reasons (ILS term). MDTT Mean Downtime for Training (ILS term). 7 q, P/ ]2 H sMDW Mass Destruction Weapons. ME/VA Mission Essential/Vulnerable Area MEA Mission Effectiveness Analysis (JFACC term). MEADS See Medium Extended Air Defense System. 7 l* P2 D+ w$ ]& a" p8 n4 |Mean Time Between Failures 0 ~' G% }. q% u" b) g) O% C! J. g(MTBF) A measure of the reliability of an item. Defined as the total functioning life of an item divided by the total number of failures within the population during the ; x1 @$ g$ D! \8 h$ e5 J; U- j" ?measurement interval. The definition holds for time, rounds, miles, events, or other measures of unit life. MTBF is a basic measure of reliability. 5 z" m7 f p3 d$ \: \* BMean Time To 2 }9 w3 n* ~4 i6 R; @# DRepair (MTTR) The total elapsed time for corrective maintenance divided by the total number of ( H' y, C" a! ?" k6 g& t- ?corrective maintenance actions during a given period of time. A basic measure of maintainability. Mean Time to Restore System , K5 p# ~# b- J$ K; n1 S(MTTRS) A measure of the system maintainability parameter related to availability and " M/ m8 l- e) z6 l& R; O* ?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 & J0 q/ g# O& X. ^& K( V0 Ecomponents.) MEASAT Malaysia East Asia Satellite. ! z8 Z7 w+ d, v ^& aMeasure of 2 u' |9 z& k! j$ nEffectiveness 9 }& T! h0 ~8 I/ a* Y( M& t- C1 Q(MOE) The quantitative expression (sometimes modified by subjective judgment) of the % }1 Z/ O, ~- t& ^1 ^8 [' [3 r5 I5 Hsuccess of a system in achieving a specified objective. MEC Mission Essentially Code (ILS term). `9 T6 u, X, R7 B T3 F, LMedium Earth Orbit (MEO) Space vehicles characterized by orbits between 400 and 10,000 nautical miles, 9 _ g! E. z7 [! ?4 W4 W( Dlonger duration revolution (2 to 12 hours), longer visibility envelopes (10 minutes o9 `/ _0 Z$ dup to approximately 1 hour), and generally longer lifetimes. This region contains * R% P4 t, `" r- s+ O; D$ Ythe Van Allen radiation belts where electronic components need special 0 e3 H! T" y0 L$ H4 G" Cprotection. ( E3 a1 d; j+ M2 J8 AMedium Extended Air % d" m. b' L) mDefense System (MEADS) A lightweight, highly transportable, low-to-medium altitude air defense and theater missile defense system designed to protect critical fixed and maneuverable corps assets. MEADS superseded the Corps SAM program in 1995. Medium Power Lasers Lasers that radiate power less than 1 MW, normally used to detect, identify, / O! |% G! E; [, Strack, and designate a target vehicle. ) N. c* c; \' sMedium Range Ballistic Missile - Y' w0 {" E% F" \1 Z- l(MRBM) A ballistic missile with a range from about 600 to 1,500 nautical miles. Medium Wavelength Infrared (MWIR) Thermal radiation emitted by a source in the electromagnetic spectrum p- M4 c$ l& T- ?* f4 bencompassing infrared wavelengths of 3 to 6 microns. MDA GLOSSARY, VER. 4.0 M 180 - C! T; p& `2 j9 KMEF Marine Expeditionary Force. MEILSR Minimum Essential ILS Requirements (NSA term). MEL (1) Maintenance Expenditure Limit. (2) Mobile Erector Launcher. 4 Y2 B7 p. {; t- x! w: @; OMEM (1) Mission Effectiveness Model. (2) Mission Equipment Modernization. 4 u5 h7 g+ Q2 RMemorandum of Agreement (MOA) 9 M Q/ Q3 n) L7 R+ u. T: {(1) In contract administration, an agreement between a program manager and a Contract Administration Office, establishing the scope of E J+ z; r# {+ x' ^% [. \. x& D1 @7 Lresponsibility of the Contract Administration Office with respect to the 7 Q, V y* T! |( M' q0 a; v* g. zcost and schedule surveillance functions and objectives, and/or other contract administration functions on a specific contract or program. (2) Any written agreement in principle as to how a program will be administered. 6 t* r2 {; g' n) Q, h* @Memorandum of - v! S' K* J/ p- UUnderstanding + }- \' j, D0 @) G: F$ O: w(MOU) - X! ?+ j2 D. n, ^/ GOfficial agreements concluded between the NATO countries' defense ministries $ ~; @3 U& b7 L% @1 Rbut ranking below government level international treaties. De facto, all partners generally recognize such agreements as binding even if no legal claim could be based on the rights and obligations laid down in them. 9 Y( P% N" f8 HMEO Medium Earth Orbit. MER Manpower Estimate Report. 4 ^5 c g$ d* L" K* fMercury / K( u& ~4 [0 ?& V( B. NCadmium Telluride (HCT) Infrared sensing material. MES Military Essential Support.

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MESAR Multifunction Electronically Scanned Adaptive Radar (UK). 5 O, j; R8 a% P7 wMESFET Metal Schottky-Gate Field Effect Transistor. Mesosphere The portion of the atmosphere from about 30 to 80 kilometers above the earth. Methods Engineering % x9 w$ q* p0 U4 g* WThe technique that subjects each operation of a given piece of work to close analysis 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, 7 i+ o6 O2 R- Z1 P$ M8 mequipment, and working conditions; operator training; the determination of standard times; and occasionally devising and administering various incentive plans. $ w* ~& \6 f: R4 j& Y8 f7 UMETO Minimum Effort Task Order. METOIA Minimum Effort Task Order Impact Assessment. METOP Minimum Effort Task Order Plan. METOR Minimum Effort Task Order Requirement. $ j! N4 X1 h& k0 L( JMetric (Software). An indicator, which measures some specific attribute of the software development process. / x: C: v/ Z% `$ E+ u5 a7 HMDA GLOSSARY, VER. 4.0 M [2 U+ [# N* s( m# ^ c, ~/ @181 Metrology The science of measurement, including the development of measurement ; W* ]6 v8 P/ I8 ?3 W# x4 X) z, c9 Estandards 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. 7 E, i0 G6 l6 J: _, \, ?MeV Million Electron Volts. 9 A- ?1 V9 |! v) Q9 `MEZ Missile Engagement Zone. MFAR Modular Multifunction Phased Array Radar. 0 Z( l, L( h+ D" mMFEL Medical Free Electron Laser. MFG Master Frequency Generator. . \4 ~' G f# Y6 x: lMFL Multiple Folded Ladar. MFLOPS Million Floating Point Operations Per Second. MFP Major Force Program. MFR Memorandum For Record. MFS MFS Communications Company, Incorporated. MFSIM Multifunction Simulation (PATRIOT), Huntsville, AL. 8 O" v5 @% x2 B5 i& P+ h+ lMGEP Mobile Ground Entry Point. MGLI Midcourse Ground Launched Interceptor. MGMT Management. 7 H; a; J- C* HMGTS Mobile Ground Telemetry Station. / I: [9 ~- c9 e* A9 s" ZMHD Magneto-Hydro-Dynamic. h& F, i% f) q. J& R! [0 N& ]MHE (1) Material Handling Equipment. (2) Mobile Hauling Equipment. MHV Miniature Homing Vehicle. mi Statue mile (5,280 feet). MIC Management Information Center (MDA). . @6 ^ s6 R4 \! KMICOM U.S. Army Missile Command, Redstone Arsenal, AL. MIDAS Missile Defense Alarm System (US). Mid-Course ! {0 ?8 a: B8 t; }Defense Segment 9 w: j* s, d: C(MDS) The portion of the BMDS that defeats ballistic missiles during the period of flight between boost and atmospheric reentry. Midcourse Guidance : Y* O% q" I; Z/ n6 Z8 z2 ~$ KThe guidance applied to a missile between termination of the boost phase and ! D2 R9 Y+ ?0 r) H1 q6 Uthe start of the terminal phase of flight. & N4 u+ l( w4 e3 G5 mMDA GLOSSARY, VER. 4.0 M 8 ^* G$ T1 x' e6 n9 F4 C1 F1 G182 0 \% G; k9 r9 I) E) [Midcourse (MC) - G" X1 {3 L9 jPhase / P2 i$ f+ g' f; U. fThat portion of a ballistic missile's trajectory between the boost phase and the reentry phase when reentry vehicles and penaids travel at ballistic trajectories ( D& ^ K- L2 V9 r0 babove the atmosphere. During this phase, a missile releases its warheads and 3 X. j( N( f: ^: d# G! bdecoys and is no longer a single object, but rather a swarm of RVs and penaids falling freely along present trajectories in space. 1 e) J3 v* {4 Z( s7 G3 ?Midcourse Space Experiment (MSX) Designed to provide demonstrations of midcourse acquisition and tracking from # H- O' w$ A+ J Xspace, technology integration of optics, focal plane arrays, signal processing, * M& W+ u$ T9 u$ }: J# `etc., and collect background phenomenology measurements and target signature measurements. 2 h1 h8 N x8 i% D; v9 A+ p) Z, nMidgetman US ICBM. $ D& k9 b% ]% T4 v3 y+ ?: ?& a# ZMIDI Musical Instrument Digital Interface. MIDS Multi-Functional Information System (USN/NATO/Telecomm term). , {& c& L* U% [+ D4 X5 N& ^MIIRD Mission Issue Identification and Resolution Document. MIJI Meaconing, Intrusion, Jamming, and Interference. MIL Man-in-the-Loop. MIL-HDBK Military Handbook. MIL-STD Military Standard. 6 j9 Y e9 E; f+ {MILCON Military Construction. / R! u/ L9 [, w }6 qMilestone " n$ r& q9 Z. ~2 DDecision Authority The individual designated in accordance with criteria established by the Under 9 A! n0 \9 s' |- w1 WSecretary of Defense for Acquisition and Technology to approve entry of an ( U! H/ o. `! J) A9 jacquisition program into the next phase. . V& y# f( n3 L1 s# C5 O. |Milestones (MS) Major decision points that separate the phases of an acquisition program. * P* M/ V: C) ?# R$ }) WMilitary Capability ' P" f+ t: p, g; KThe ability to achieve a specified wartime objective (win a war or battle, destroy a target set). It includes four major components: a). Force Structure -- Numbers, 6 p4 Y) z! e! e- ?' Ssize and composition of the units that compromise our Defense forces; b) " a& d& [/ {4 r0 c$ a4 m0 T5 [Modernization -- Technical sophistication of forces, units, weapon systems, and " |9 f+ d) U# [# E, S2 V4 gequipment; c) Readiness -- The ability of forces, units, weapon systems, or ; |) \+ _; Y# N2 f0 q4 o& Y+ [' Yequipment to deliver the outputs for which they were designed; d) Sustainability -- The ability to maintain the necessary level and duration of operational activity ( d$ j$ U0 ?5 H* t* t8 qto achieve military objectives. Sustainability is a function of providing for and maintaining those levels of ready forces, materiel, and consumables necessary 1 o& P6 [8 }3 @/ b( ^2 _to support military effort.