航空缩略语词典

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Kinetic Kill 4 m) I$ T4 T8 f. v. A4 JVehicle Integrated Technology Experiment (KITE) 9 A8 e1 L- h: E8 Y- a# `! F6 e; dA series of test flights at WSMR to demonstrate HEDI technologies. ) A! L' B4 Z$ I! y: YKITE (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. + P/ ^5 ?. c |7 m% SKm Kilometer. 4 k' V) Y1 o3 zKm/h Kilometer per hour. 6 A' o- l% {' m% K) u6 v5 c! GKm/sec Kilometer per Second. KMCC Kwajalein Mission Control Center. - J1 M! l) @, v7 n3 q# G5 i* oKMR Kwajalein Missile Range. KMRSS Kwajelein Missile Range Safety System. KPP Key Performance Parameters. MDA GLOSSARY, VER. 4.0 K 159 6 ]* V! _& C: K9 h5 m8 VKr Krypton. 2 `; r5 f# y7 ]* p- }& g8 fKREMS Kiernan Reentry Measurement System. ( A+ c3 W3 E$ M+ T2 LKSC Kennedy Space Center, FL. Kt Kiloton. KTF Kauai Test Facility, Barking Sands, HI. KTP (1) Key Technical Partner. (2) Key Test Partner (3) Key Technical Parameters. Kts Knots. KV Kill Vehicle. kw Kilowatt. # R4 ?- L+ \ OKW Kinetic Warhead. MDA GLOSSARY, VER. 4.0 L 161 L&TH Lethality and Target Hardening. L1SS Level 1 System Simulator. , ~- a9 A# d9 b2 H. \6 |, BL2SS Level 2 System Simulator - NTF. LAA Limited Access Area. LAAD Low Altitude Air Defense. LAAFB Los Angeles Air Force Base, CA. 1 d5 v% h1 @+ K) vLABCOM Laboratory Command. ( ?( ?+ ?8 t( w; U2 sLABM Local Area Battle Manager. LABP Look Ahead Battle Planner # B* @" n; Z6 D" V/ CLAC Low Authority Control. 2 Y- Y, j# R2 r W' _0 w+ e( _LACE Laser Atmospheric Compensation Experiment (an SDIO/NRL satellite launched 2 y8 [( p7 t' X. gFebruary 1990 and turned off July 1993). LACM Land Attack Cruise Missile. ' D# t Z7 i `6 Z/ S7 N8 vLADAR Laser Detection and Ranging. * L7 x9 I0 ?% l$ \8 i$ y1 ILaddering Down A hypothetical technique for overcoming a terminal phase missile defense. Successive salvos of salvage-fused RVs attack. The detonations of one salvo ) y. O Y* ~1 Z0 K) ydisable local ABM abilities so that following salvos are able to approach the " n$ T; ^5 ^# {6 b6 [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. ) E) i- S) M' MLAFB Langley AFB, VA. LAMP Large Advanced Mirror Program. LAN Local Area Network. Landsat Land Satellite (NASA program’s satellite). LANL Los Alamos National Laboratory, NM. LANTRINS Low Altitude Navigation and Targeting Infrared Night System. ; j _6 B' y3 u: U2 ?LAO Limited Attack Option. 5 P8 t' \ M# W: E/ L" GLAPL Lead Allowance Parts List (Navy term). LARC Langley Research Center, Hampton, VA. ; @8 T* B3 e3 _* OMDA GLOSSARY, VER. 4.0 L 1 [2 e, f; [" w2 F4 Y1 o2 j( j: }162 Large Optics The technology of constructing and employing mirrors over 1 m aperture to direct - s# B% f4 K# l$ O @and control high power beam weapons/systems with large coverage, or to " \! v7 T* s/ ?) z" j6 H. d( w7 fprovide high resolution or high sensitivity for detection and/or imaging. " H a6 Z" @* _6 C3 ILASA Large Aperture Seismic Array. ( e. r1 I2 r( h2 d; I' wLasant 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 / L1 a, F" J, Q; S% I+ M" x2 @molecules including excimers or atoms) or in the form of plasma (consisting of 7 z; C" q2 l% W4 L! o' @ions and electrons). Lasant materials useful in high energy lasers include carbon v0 {4 P% e7 S5 Ldioxide, carbon monoxide, deuterium fluoride, hydrogen fluoride, iodine, xenon ; |) T3 |4 x1 Dchloride, krypton fluoride, and selenium, to mention but a few. 7 S! C6 D+ F. k) ]( d O7 DLASE LIDAR Acquisition and Sizing Experiment. Laser An active electron device that converts input power into a very narrow, intense beam of coherent visible or infrared light; the input power excites the atoms of an $ Q3 T. z# b; h; q4 eoptical 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 ) C, Z* o+ P* jpotential for causing damage to the eye. F- ~# P# a( r; d3 `: m" lLaser Designator A device that emits a beam of laser energy to mark a specific place or object. Laser Detection and Ranging $ ] K- i1 v4 {* v |, J( g(LADAR) + J' D) D+ [3 j1 f+ HA technique analogous to radar, but which uses laser light rather than radio or 1 }2 a m" s; b) ]- ]microwaves. The light is bounced off a target and then detected, with the return beam providing information on the distance and velocity of the target. 7 C" A% v% j+ L1 X; B6 l$ ~Laser Guided Weapon 4 c# F8 F/ Y( a2 G E. IA 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 / z3 t! f( h) c: C: u7 jthe point from which the laser energy is being reflected. " L8 p, Q% c3 ]/ j- {$ G8 j1 hLaser Imaging 5 H: U/ r; O* }5 j8 y. {! IRadar A technology whereby a laser beam can be used in a way similar to the use of a radar 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 than 1 watt/cm2. ) M' I4 ?+ N$ Y. e+ P4 f6 TLaser Seeker A device based on a direction sensitive receiver that detects the energy reflected 2 v! Q% H. _; x$ x: t& afrom a laser designated target and defines the direction of the target relative to the receiver. See also laser guided weapon. Laser Target 1 h% C# c9 F% U; NDesignating System ) m+ L6 z7 t: a) y3 _7 e% V9 vA system that is used to direct (aim or point) laser energy at a target. The . q) ^3 M- D$ i" Esystem consists of the laser designator or laser target marker with its display and control components necessary to acquire the target and direct the beam of the laser energy thereon. Laser Tracker A device that locks on to the reflected energy from a laser marked/designated * [- l( O! `" q0 R" land defines the direction of the target relative to itself. 1 n9 R# C" G7 L8 y: |Laser Weapons Devices, such as photon generators, which produce a narrow beam of coherent radiated power greater than 1 MW. , R W; ~1 {. a; G, Z# F) ?LASERCOM Laser Communications. LATS Long Wave Infrared Advanced Technology Seeker/Sensor.

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MDA GLOSSARY, VER. 4.0 L $ V' S( U0 Y$ B163 6 k# v# K4 I7 F' J' xLaunch Azimuth Missile launch location measured in degrees clockwise from the local northpointing longitude line at the launch site. (USSPACECOM) / P6 G7 w0 n2 i. V% r: Q) ALaunch Detection Initial indication by any one of a variety of sensors that a booster has been - o" q1 H+ \. xlaunched from some point on the surface of the earth, with initial characterization of the booster type. (USSPACECOM) Launch Point Determination With computer methods, uses missile track observation to estimate the point on . y* N P( K: _, d9 |- k- G" nthe earth’s surface from which the missile was launched, expressed in terms of circular error probable. 3 b7 c. M M! q" c+ [5 t( i, F' oLaunch Under Attack (LUA) Execution by National Command Authorities of Single Integrated Operational Plan forces subsequent to tactical warning of strategic nuclear attack against the & A# t z) J' U+ W( c% N/ z& v4 XUnited States and prior to first impact. 1 q0 n k) E+ H1 W8 F: PLaunch : r" B0 y0 t; B6 LVerification Confirmation of a detection of a booster launch by receiving a report from a & D" w/ p9 ~+ t; m: E* nsensor separate and independent of the sensor that initially detected a specific $ P( e9 u j( q# n" D! Pbooster 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 : [" X4 C9 y2 M* o. W(e.g., boost phase) of defense with remaining targets passed on to succeeding layers (e.g., midcourse, terminal). ( R7 ^) Y7 l' k# G& l9 i" e" ^lb Pound. LBL Lawrence Berkeley Laboratory, Berkeley, CA. LBM Localized Battle Management/Manager(s). ; |: V8 q) L1 Z2 V: n" s& \! K- s4 pLBTS Land Based Test Site. , z2 S1 i- K" R6 u1 HLCC (1) See Life-Cycle Cost. (2) Launch Control Center. ( w9 x% V: s* N Q( I* jLCCE (1) Life-Cycle Cost. (2) Launch Control Center. (3) Land Component & W3 f9 h; [0 hCommander (JCS term). : L$ A3 v; W7 Q1 zLCCS Life-Cycle Contractor Support. LCF Launch Control Facility. 7 u2 @: Q' O' ?3 x pLCM (1) Life Cycle Management. (2) Lightweight Communications Module (USAF TelComms/Computer term). ' g- F: Y" u7 c1 }5 g7 k) s* m) o$ QLCN Logistics Control Number (ILS term). LCOM Logistics Composite Model. LCN Logistics Control Number (ILS term). LCS Laser Crosslink System. LDC Less Developed Country. : z- E0 l+ e2 I. @$ l1 nLDS (1) Layered Defense System. (2) Lexington Discrimination System. (3) Limited * z- z9 `5 `* b5 m5 uDefense System. MDA GLOSSARY, VER. 4.0 L 3 f$ |& Q. d8 n. s164 ) j6 r5 N- P% y; jLE Lethality Enhancer (PAC-3). Lead Component/ 2 C3 t8 m8 l) I6 `" v# X+ ?$ q+ _Service - l2 g* s6 z$ f" FThe DoD Component designated by SECDEF to be responsible for management % J+ K( B; s* }1 ?; w1 bof a system acquisition involving two or more DoD Components in a joint program. , ?! ~1 ]' W+ Z+ s. `0 A" pLEAF 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 2 m0 x8 u* K- q' Q0 [! f, [as a percentage of the design-to threat. To ensure overall system performance, , C4 k* o0 ~, [( j9 P9 wpermitted leakage is “budgeted” among individual BMD phases and functions. ) T# U* ~( v$ K" d$ KLEAP Lightweight Exoatmospheric Projectile. LEASAT Leased Satellite. ! d9 F- z1 i2 H. g5 \- [Least Privilege This principle requires that each subject in a system be granted the most ( ~% j* l+ O1 M5 l8 C7 brestrictive set of privileges (or lowest clearance) needed for the performance of authorized tasks. The application of this privilege limits the damage that can ; Y0 B N# Y5 ]& |! Aresult from accident, error, or unauthorized use. + f8 m# o: o/ X- B3 f( ZLED (1) Low Endoatmospheric Defense. (2) Light Emitting Diode. 5 z3 k. }1 p1 S Z# sLEDI Low Endoatmospheric Defense Interceptor. , ^ e, j. V8 Z6 PLEDS (1) Low Endoatmospheric Defense System. (2) Link Eleven Display System (USN term). 5 c, p% f% a- j- qLEI Low Endoatmospheric Interceptor. # Q. B7 P% \3 Q) _2 _& F9 `3 NLEIP Link Eleven Improvement Program (USN term). " b( \2 [5 G0 D: \0 ^LEL Low Energy Laser. - z8 P. f, U1 s8 ^* d0 CLELWS Low Energy Laser Weapon System. ) L% H, b# [* { q: M. c7 c; ZLEM Logistics Element Manager (ILS term). 2 h7 [% \1 V0 b" ~5 ?/ Z" |LEO Low Earth Orbit. 6 w; w. o8 D0 ~, u; T* L7 vLETS LWIR Environment and Threat Simulation. 2 l0 z0 o+ G% y+ \1 iLevel of Effort 1 {: P n, i5 f0 N0 v0 b/ ~$ K+ n; O(LOE) 8 ~/ ^# V% b" D. Y* ^Effort of a general or supportive nature that does not produce definite end products or results, e.g. contract man-hours. ' m, e5 R/ {5 t# x6 TLeverage (1) The advantage gained by boost-phase intercept, when a single booster : v' {) F- T7 v M- J' q1 w( t+ k( pkill may eliminate many RVs and decoys before they are deployed. This ' U' y6 v) b! W% v" K! I# zcould provide a favorable cost-exchange ratio for the defense and would ! ^9 t! F1 D* j" h. greduce stress on later tiers of the SDS. (2) In general, the power to act or influence to attain goals. , k8 j2 M9 W/ y' c( zLF (1) Landing Force. (2) Low Frequency. " X$ C6 x* ~( @ e- ]$ S7 LMDA GLOSSARY, VER. 4.0 L 165 o9 U& t6 W/ @+ [ F" \LFIE Live Flight Integration Exercise. LFOV Limited Field of View. 5 X* {3 F- W" W" z5 ]LFS Loral Federal System, Gaithersburg, MD. ; s5 y' L# J7 o! z* E+ h$ ^: {LFT&E Live Fire Test and Evaluation. LGB Laser Guided Bomb. LGM (1) Laser Guided Missile. & y+ i5 G1 \+ d) o/ R, u0 a& _2 T) d(2) Loop Group Multiplexer. 2 _$ G# j. O# ULGSM Light Ground Station Module (USA CECOM term). , p2 \- A# P! h6 j" WLHO Amphibious Assault Ship. Li Lithium. LIC Low Intensity Conflict. % J. I- t( ?, [! x) j7 JLIDAR Light Detection and Ranging. % ^/ U5 g! n$ K0 h% g' I- J' r3 jLife Cycle (1) The total phases through which an item passes from the time it is initially J2 D/ @2 ~5 ]8 a' k; D" ^) Jdeveloped until the time it is either consumed or disposed of as being excess to all known materiel requirements. _- H( j5 |& W4 g* D, p(2) (Software). All the states a software or software related product passes / N/ g! C S( L; y2 |! {through from its inception until it is no longer useful. Life-Cycle Cost l: O6 {- g, E9 F% p, ~(LCC) g% b0 ]5 Q: \The 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, ; M" c5 l6 e6 k+ q- vwhere applicable, disposal. 9 N) x& g9 v9 m: O! D! m1 YLife-Cycle Management Process for administering an automated information system or hardware support 6 m5 O* {9 G/ }0 }$ v# C$ h2 |) Hsystem over its whole life, with emphasis on strengthening early decisions which shape costs and utility. 3 V+ R, `( v) fLife-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. Life Cycle of a Weapon System . Z- k3 ~# e( x! ~* kAll phases of the system's life including research, development, test and # c0 g% [: S& s% }) F" Hevaluation, production, deployment (inventory), operations and support, and disposal. Life Jacket The life support storage container for a Brilliant Pebbles singlet. The life jacket 1 w* p% f9 @. K! X' Dcontains subsystems that perform power, communications, and environmental ; i* P, }$ Q" H7 N8 O$ V! s- i2 pprotection functions. Light Detection and Ranging ) j5 y2 `$ w9 n5 b5 e(LIDAR) , G2 n! H& Q* W9 gA precision probing instrument used to measure concentrations of different 4 j- O* A( e+ d. Ugasses or particulates in a given amount of atmosphere.

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Light Replicas (LREP) Decoys that, by virtue of shape, closely approximate an RV’s signature with little off-load penalty. , ?: Y1 Z3 L% E5 LLIMIDIS Limited Distribution. MDA GLOSSARY, VER. 4.0 L 1 y9 ^. p+ D/ s* Y/ S+ {166 1 p8 @/ G/ c; `2 j" \, aLimited Attack An attack on the U.S. and its allies, which provides a stressing timeline, and is 5 g0 a4 j# j' D3 e8 u$ Cgeographically distinct. Not an all-out attack or mass wave. * s+ b: p6 `- T: u" \( oLimited Defense System (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 Defense Act, as revised) capable of providing a highly effective defense of the + W" K: f$ D5 R1 Y0 EUnited States against limited ballistic missile threats, including accidental or ' d. C) }7 T8 `" N- o! R9 e4 s$ funauthorized launches or Third World attacks, but below a threshold that would " v6 a" |6 q1 {) `: Zbring into question strategic stability. / X' r R- X' H8 ^) ^% ?3 OLimited Operational Capability (LOC) 7 u' o. Y$ R& \, f" J" WA point in time when the first set of sensors and weapons can be employed to provide a limited protection system. : W' ]& U7 P' K" DLimited 4 ]3 b( A1 g: |0 i3 dProduction ) l8 A2 H3 V' \% Y+ dThe initial production of a system in limited quantity. Part of an acquisition : t3 `& X- a; p9 y8 u ^" N4 Zstrategy to be used in test and evaluation for verification of design maturity, manufacturing process final proofing, and product engineering and to verify a factories capabilities prior to a decision to proceed with production. Decision 6 k7 M, |) b! w. husually made near the end of EMD or at Milestone IIIA or equivalent. (Also 8 k/ |, p4 P/ m4 J# \called Low-Rate Initial Production or Pilot Production.) / B5 }, w; B! P bLimited Test : N* b. x9 f( Q. B+ sBan Treaty % g9 g8 g+ y% l) m( `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 underground, and prohibits nuclear explosions underground if they cause ( o- a7 y! b7 J% u0 y6 J9 t5 eradioactive debris to be present outside the territorial limits of the state under whose jurisdiction or control the test would be conducted. LIN Line Item Number. Linac Linear Accelerator. 0 t$ j& H. M' k5 ILine Item (Budget) + w2 O7 {4 }% rA specific program end item with its own identity (e.g., B-1B Bomber). + M. k: Q2 a: G/ kLine of Sight (LOS) The line from sensor to target necessary for the commencement of the detection, acquisition, track, and identification of a target. / X. [: N! U; ~/ P- V' I4 \1 |. G7 GLine 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. Link Quality Evaluation This testing of links to create bit error estimates and monitors natural or induced link interference. $ U) D+ y) w, j& Y: t+ `6 JLIP Lethality Improvement Plan. Liquid Fuel Booster (LFB) 2 g: M1 ~7 I4 Q4 J& Q0 aTarget booster being developed to mate with current reentry vehicles and " v8 U$ t4 q/ Femulate the short/medium range threat. % K) C6 I( [+ S2 V" w- \LIS Laser Isotope Separation. LITINT Literature Intelligence. . ?9 v8 c B: \$ L- a$ AMDA GLOSSARY, VER. 4.0 L # |$ L4 z) y* A5 N3 ?167 3 N8 _3 u$ h( z0 j3 R+ r" ~* bLive Fire Test ; I; L6 I0 L) I7 lAnd Evaluation 3 i. s* K) r1 w* B0 j4 b( Q; V(LFT&E) Survivability 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 1 i2 A+ J9 ]# L! A- m6 {- o; athe 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. ! [% c2 P; H% k/ gLIVEX Live Exercise. LIWA Land Information Warfare Activity. ' m3 p$ v( G' p2 c4 E" s- \LJ Life Jacket (BE term). 5 L1 B, B$ G! z1 u, J u+ G9 R3 \LL (1) Lincoln Laboratory, Lexington, MA. " I; M7 A, R4 \(2) Legislative Liaison. + I& v9 ?! x8 C1 f1 D" PLLM Long Lead Material. LLNL Lawrence Livermore National Laboratory, Livermore, CA. LLTIL Long-Lead-Time Items List (ILS term). , K% P, P0 @# [$ U* R* H9 n5 HLLUM Low background LWIR Uniform Mercury Cadmium Teloride (HgCdTe). . q1 Q- ^5 h m7 I" yLM (1) Lockheed Martin, a defense industry contractor. ; P( y& y" \" c% u- z" F(2) Logistics Manager (ILS term).

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LM/GES Lockheed Martin/Government Electronic Systems. : ]9 |5 I: _- a% X+ y; tLMA Lockheed Martin Astronautics, a defense industry contractor. LMANS Lockheed Martin Aeronautic and Naval Systems. LMC Late Midcourse. LMFBR Liquid-Metal Fast Breeder Reactor. LMIS Logistics Management Information System. LNA Low Noise Amplifier. LNC Local Network Controller. LNE Low Noise Exciter (Electronics Engineering term). # S+ t' K/ O# K% uLNO Liaison Officer. LO (1) Local Oscillator (Electronics Engineering term). (2) Low Observables (LODE-related term). O# P, f8 z" T$ D8 w& B6 lLOA Letter of Agreement. . C" d! V" z) y# v) G' z+ C+ ZLOAD Low Altitude Defense. $ g3 w4 i) V( x4 O' o* Q. A oLOC (1) Lines of Communication. 4 R. ~( |" N$ x, \6 g d m7 y(2) Lines of Code. : g" o" V0 u. r; ~(3) Limited Operational Capability. ; u. x3 G5 ?. C" ]MDA GLOSSARY, VER. 4.0 L 168 LOCAAS Low Cost Autonomous Attack System (USAF term). 1 L* n$ F0 q9 ?' V5 A0 u; ILocal Assessment of % V$ b, R4 i, I( O0 \$ K0 p& E a- DEngagement The assessment of an engagement by high-resolution fire control sensors. + a0 P6 H s: y/ M5 mLocal 8 ~3 R( p0 {! p1 W$ x, vEnvironment - p3 q& w+ C/ ]1 c) ?2 b( DThe ISTC Local Environment contained within each node simulates the element 3 W" I, ^* _+ _: d4 u+ E! Hto the degree necessary to generate a realistic input to the Element Processor of & B1 b* j3 V( B/ e& AElement Processor Emulation and provide a realistic response to the Element 6 ~' s5 f1 ]* } `Processor or Element Processor Emulation. 6 [) e3 \+ m0 }9 tLock On Signifies that a tracking or target-seeking system is continuously and 0 H$ N) i# ~( q' S8 m6 hautomatically tracking a target in one or more coordinates (e.g., range, bearing, 8 ^- M8 @1 n6 {) `! g! Melevation). ! ~: H) v" o* k9 z) ]3 H" @LODE Laser Optics Demonstration Experiment. LODTM Large Optics Diamond Turning Machine. ) B* f% ] c1 u. xLOE (1) Level of Effort. (2) Letter of Evaluation (AF). 4 k5 r1 N$ S* |8 r5 A$ wLOF Lifejacket Orbital Flight (BE term). Lofted Trajectory Trajectory with an apogee greater than the minimum-energy trajectory to the same range. LOG Logistics. ! n C3 f% y/ ]8 H5 oLOG.WIPT Logistics Working-level IPT LOGAM II Logistics Analysis Model II. " i" I# O; f* a* ~* |2 J$ ?5 ALOGFAC Logistics Feasibility Analysis Capability. / f) ]8 Y- O L. l' w% t* ?LOGFOR Logistics Force. . h, w/ g5 `( Y% X3 K- vLogistics The science of planning and carrying out the movement and maintenance of d1 J' y: F' G Hforces. In its most comprehensive sense, it includes those aspects of military / a# l1 a4 W3 R) uoperations which deal with: (1) design and development, acquisition, storage, movement, distribution, maintenance, evacuation, and disposition of materials; " m. U. N* U7 L$ i7 j P(2) movement, evacuation, and hospitalization of personnel; (3) acquisition or construction, maintenance, operation, and disposition of facilities; and (4) . `" D- s3 c/ e# i7 Dacquisition or furnishing of services. ' ^0 _; \+ B) r o/ k# V2 ?' ]6 G/ ]Logistics Support The supply and maintenance of materiel essential to proper operation of a system in the force. - k" o2 s. }9 LLogistics Supportability ; v$ I( W& ^7 @, q' |The degree to which planned logistics support (including test, measurement, and & V- z1 K" ?3 G& Ediagnostic equipment; spares and repair parts; technical data; support facilities; % R# q" J4 b7 J6 d+ Ftransportation requirements; training; manpower; and software support) allow meeting system availability and wartime usage requirements. 8 u% k3 H J$ k4 |) `1 }MDA GLOSSARY, VER. 4.0 L ( R7 z: U! i1 g a2 `- O169 Logistics , n- r* y3 ?; B/ T4 @Support Analysis (LSA) The 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 / T$ c) S; i4 _, z* Orequirements that are related optimally to design and to each other; acquiring the required support; and providing the required support during the operational ' |. Y8 W+ `) N% kphase at minimum cost. 6 n z) G4 G) ^5 U2 ]# E" ]Logistics Support Analysis Record ' U( @! _" O: `/ M; w(LSAR) ; ?9 T- E6 N2 c- M a% IA formal tool under MIL-STD 1388-2A that uses records/forms to document operations and maintenance requirements, RAM, task analyses, technical data, [% @8 [$ J5 r- Ksupport/test equipment, facilities, skill evaluation, supply support, ATE and TPS, and transportability. LSAR is the basis for training, personnel, supply 3 h" R Q( G! t3 Fprovisioning and allowances construction, support equipment acquisition, facilities construction and preparation, and for maintenance. LOGPLAN Logistics Plan. LOGSIM Logistics Simulation Model. ! g z! }; B ]: B5 _6 {LOI (1) Letter of Instruction. (2) Letter of Intent. LOMEZ Low Altitude Missile Engagement Zone. 2 |2 K( v+ o) E0 dLong Lead Items Long Range Air ; K& F% R1 G" `9 J& y1 ULaunched Target ! n, E$ k4 C1 B; F2 M5 H8 U(LRALT) Those components of a system for which the times to design and fabricate are the longest, and, therefore, to which an early commitment of funds may be " [* b/ B8 y1 O& i* qdesirable in order to meet the earliest possible date of system completion. : F, J0 Q3 h( S/ v* BTwo-stage, air launched ballistic missile target being developed for MBRV-4. + _; {& W9 ~6 `/ `: cLong Wavelength 1 a6 P: T5 @. ^3 lInfrared (LWIR) # b7 z) M; n5 d, i" PThermal radiation emitted by a source in the electromagnetic spectrum ; l. H% u9 S8 e3 M4 Nencompassing infrared wavelengths of 6 to 30 microns. LOR Level of Repair Analysis (ILS term). , t( g' ~6 t! h6 tLORA Level of Repair Analysis (ILS term). 2 k2 {, J' \; gLOS (1) Line of Sight. (2) Large Optical Segment. LOTS Logistics Over-The-Shore. * [% I. S6 G9 T0 q6 ]6 zLOW Launch on Warning.

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Low Altitude Demonstration % `0 \/ y3 M' F3 a, o% K, @5 KSystem (LADS) 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 launched in late FY99 to demonstrate the sensor performance of a SBIRS Low concept and collect phenomenology data. Low Earth Orbit (LEO) ! c, d: A0 ?7 a( m; f# j7 XThese satellites are at altitudes between 100 and 400 nautical miles. They : U5 W2 i6 e4 ghave short duration revolutions (about 90 minutes), short visibility envelopes (2.5 8 k. R/ j* z8 [6 Y( A2 B! h. v& vminutes 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 * ^8 M* _, Z. f+ w3 ~; F9 y, Aanomalies. ( Q8 q" ~3 ]- [7 a- o( X5 {/ yLow # V" \# a- f0 lEndoatmosphere That portion of the earth's atmosphere, generally below 40 km altitude. MDA GLOSSARY, VER. 4.0 L 170 : W+ M8 d& n0 rLow-Rate Initial 6 Z) f) k5 I+ e, Z( K6 w( P6 wProduction (LRIP) 5 f7 F; ~5 y; m: v+ V" g+ VThe production of a system in limited quantity to provide articles for operational ; h& c3 Y. I/ u$ |6 e; n- Ftest and evaluation, to establish an initial production base, and to permit an & L. w# y3 A3 j0 ^* J/ m" Korderly increase in the production rate sufficient to lead to full-rate production upon successful completion of operational testing. LOWKATRER Low Weight Kinetic Energy Active Tracker. 8 X, a8 u2 ]/ U. K& TLOWTRAN Atmospheric and Interstellar Background Signature Model. : x1 V3 Z5 ]" Q* a* q4 L; @LPAR Large Phased Array Radar. ( l- q% G: B# e; x. mLPD Low Probability of Detection. : D2 v& j1 E! g! \* KLPE (1) Liquid Phase Epitaxy. 4 k) ^( [2 F& ~9 o3 W& f# Q& l(2) Launch Point Estimate. LPI Low Probability of Intercept. + a* C) Q% O3 M1 t* J a) fLPS Limited Protection System. ! L4 R$ Z$ t4 l% `/ c+ f/ ?) XLR Long Range. LRA (1) Line-Replaceable Assembly. (2) Launch and Recovery Element. ! @0 D1 H! S/ [ A. b6 ~LRB Liquid Rocket Booster. LRC Lewis Research Center, Cleveland, OH. + Y5 G! J. }4 \LRE (1) Latest Revise Estimate. (2) Launch and Recovery Element. LREP Light Replicas. LRF Laser Range Finder. 6 I4 A/ g- T6 VLRINF Longer Range Intermediate Nuclear Forces. " q6 _# J6 B$ jLRIP See Low-Rate Initial Production. 4 O/ v b' @* j Y5 I" C oLRIP-OT Low Rate Initial Production – Operational Testing. % q! A) x% b! y& ]0 H* M7 O3 C& hLRTBM Long Range TBM. # H" H# {8 E6 ]6 l% rLRTNF Long-range Theater Nuclear Force. LRU (1) Line Replaceable Units. (2) Line Replacement Units. LS Launching Stations (PATRIOT). $ \$ C# E" q( v# D3 [2 mLSA Logistics Support Analysis. LSAP Logistics Support Analysis Program. 4 }: H2 [9 I) l, b. @4 T# JLSAR Logistics Support Analysis Record. , v: y5 f# L* R# c FLSART LSA Review Team (ILS term). 7 g, A* i4 c5 ^2 w5 qLSAT Laser Satellite. MDA GLOSSARY, VER. 4.0 L # K! j2 {2 K; V% R3 O' _171 / f1 _9 I/ `; G9 `9 J4 `LSAWG LSA Working Group. 7 F0 `0 c5 F$ |3 z: p/ a$ hLSE Lifetime Support Engineering (ILS term). & n5 B. l( @( [7 xLSEA Lifetime Support Engineering Activity (ILS term). ) H3 s+ o C2 uLSI Large Scale Integration (circuits). 5 j: g5 w4 k$ iLSRS Loral Space and Range Systems, Sunnyvale, CA. LST (1) Laser Spot Tracker. (2) Landing Ship, Tank. : u* q% Y- b5 ?$ I! y0 |LSTS Launcher Station Test Site. LTA Lead Time Analysis. * j+ Q) `" i1 d, b: H K1 _. mLTBT Limited Test Ban Treaty. LTD Laser Target Designator. - ~/ n% Y4 [; w7 e! u3 h% dLTH Lethality and Target Hardening. ' y& a) m$ @1 V0 Y2 ILTS Low Temperature Superconductor LTV Launch Test Vehicle. 8 B/ O- ]# ~( i5 ^$ k4 X* NLU Launch and Update. - N( v2 i* \3 N1 h- Z2 u5 uLUA Launch Under Attack. LUP Limited U.S. Protection. LUT Limited User Test. LUT/OA Limited User Test/Operational Assessment. LVS Loral Vought Systems, a defense industry contractor. A2 a8 D: f1 L7 T( qLVT Low Volume Terminal (USN/NATO/Telecomm term). ; I: N4 m: s$ M7 M I; bLW Laser Weapons. LWAN Local Wide Area Net. ; |8 {" o6 V0 SLWIR See Long Wavelength Infrared. LWIR FPA (PET) Long Wavelength Infrared Focal Plane Array (Pilot-line Experiment Technology). LYTBT Low-Yield Threshold Test Ban Treaty. - ?- S* Q v0 c6 h( iLZ Landing Zone.

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MDA GLOSSARY, VER. 4.0 M % o/ C5 m8 U/ y8 q/ C. ?173 # K# @$ k: |; y& U: @+ h3 e( om (1) Meter. (2) Minute. x7 D: \1 K9 NM (1) Model. (2) Million. (3) Mega. M&LC Missile and Launch Control. 6 R/ ^8 i/ x' t# D6 H {M&P Manpower and Personnel. ' O# [5 r. ^( x( o2 m! M0 NM&S (1) Materials and Structures. (2) Modeling and Simulation. 4 s8 R v8 [' n# V9 \& {9 g) Z' `M-T-M Model – Test – Model. M/LWIR Medium/Long Wavelength Infrared. 4 Q" a& ]2 r9 ]0 i6 g6 U3 zM/P Manpower/Personnel. ! Q2 G- o; d; `7 z7 XMAA Mission Area Analysis. + u& r" o0 D$ ]- W" b, q( D* }MAAG Military Assistance Advisory Group. MAB Missile Assembly Building. MAC (1) OBSOLETE. Military Airlift Command. See AMC. 6 y' _2 q% `: Z3 f3 s(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. MACOM Major Army Command. / C4 E8 i9 o! }& F, QMAD (1) Mission Area Deficiency. (2) Mutually Assured Destruction. MADCAP Mosaic Array Data Compression and Analysis Program. 5 ?1 ^; L5 m9 \. T8 ~/ B3 b$ WMADS Modified Air Defense System. MAE Medium Altitude Endurance. MAGTF Marine Air-Ground Task Force. Main Beam The primary directional EMR emitted from radar transmitters. , Y2 |) Z$ n0 O! {5 XMaintainer An individual responsible for retaining the major defense system in or restoring it ) ~. r4 r6 D; w; A% W# \8 Jto a specified condition. Maintenance activities include inspection, testing, servicing, classification as to serviceability, repair, rebuilding, and reclamation. Maintenance : Q6 e) [ f; W9 U7 P1 YConcept/Plan A description of maintenance considerations and constraints for ! K% e( a2 u* N7 t# ~ c( gsystem/equipment under development. A preliminary maintenance concept is developed and submitted as part of the preliminary system operational concept $ F0 O T- k/ Jfor 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 3 J# ^! Y) u: m4 L* I( l174 Maintenance # k' s4 j9 [5 AOperations The corrective and preventive maintenance operations that do not require a 0 N3 }4 [% {8 @- V" Sdeployment decision; it includes correction and subsequent validation testing ! r0 z: [; n) W, @( {" dand the update of relevant status configuration, maintenance, and inventory 2 ?2 ]4 f: c# B3 ?5 idatabases. 6 F# Q; G, F# u/ J' NMaintenance ( f$ \/ v( Z- APlanning The process conducted to evolve and establish maintenance concepts and requirements for the lifetime of a material system; one of the principal elements of ILS. - d( { S( C& ?' z ^5 zMAIS Mobile Automated Instrumentation Suite (USA term). # G! @5 k; ?9 I9 e! WMAISRC Major Automated Information System Review Council MAJCOM Major Command (USAF). $ [6 ]+ V* P& r+ GMajor Automated " I9 T2 F/ X4 w" P3 @Information System Review & A+ f' k5 C: v1 M8 NCouncil (MAISRC) 4 o+ ^/ O- ]) H) j. ]' M& Y2 lThe 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 Acquisition 5 w A! W9 p- e$ I# }% a2 q, H) ]Program * Y/ i/ @+ t8 M, y4 } vAn acquisition program that is not a highly sensitive classified program (as - v: r( d# g7 L) D' ~determined by the Secretary of Defense) and that is: 1. Designated by the Under Secretary of Defense for Acquisition and 2 ?: a; w7 w' Q& \0 _7 xTechnology as a major defense acquisition program, or 2. Estimated by the Under Secretary of Defense for Acquisition and Technology to require: + p R! o$ S- r& Sa) An eventual total expenditure for research, development, test, and 7 [- U: X% x$ g$ v& Mevaluation of more than $200 million in fiscal year 1980 constant dollars (approximately $300 million in fiscal year 1990 constant ( s' H9 @6 j" l8 _! E2 O$ a" ~dollars), or 3 J7 l. [+ ^" B" g5 Q' G5 Wb) An eventual total expenditure for procurement of more than $1 billion 1 B; p* d, C% _- m* X8 O" Rin fiscal year 1980 constant dollars (approximately $1.8 billion in fiscal year 1990 constant dollars). ' T2 @( V2 i D( u; n* eMajor Modification 1 Y: `; r2 B, xA modification that in and of itself meets the criteria of acquisition category I or II . J$ T7 ~. ^# Z, ~ z t; Eor 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 2 j. U+ b: E* g' pthe alternatives considered as part of the Milestone I decision process. Upgrades are part of the Milestone 0 decision process. ; z3 k: ^7 v( w' QMajor 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 combination thereof, but excluding construction or other improvements to real . V8 d* o; Z$ S% n' Iproperty. A system shall be considered a major system if it is estimated by the 5 B- I$ B7 `' ?8 H hUnder Secretary of Defense for Acquisition and Technology to require: : f0 Z4 Q2 v a5 z5 g1. 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 fiscal year 1980 constant dollars (approximately $540,000,000 in fiscal year $ _: `- @3 ?' U( a/ M7 d, c( k1990 constant dollars). + f9 s3 r d4 D% _+ TMAM Maintenance Assist Modules. - X! l* ^" G: l% C" Y+ TMAMDT Mean Active Maintenance Downtime (ILS term). 2 }1 v- Z5 j$ iMDA GLOSSARY, VER. 4.0 M 175 Mandatory Access Control , @* F$ a; j* B7 l: [0 }, UA means of restricting access to objects based on the sensitivity (as represented by a label) of the information contained in the objects and the formal ; o d4 o4 c8 B Uauthorization of subjects to access information of such sensitivity. 1 }" m" Q* [5 ~# j+ Q% IManeuverable Reentry Vehicle - `* C: e- P2 [- l$ f* q(MARV) A reentry vehicle capable of performing preplanned flight maneuvers during the reentry phase. The reentry vehicles deploy fins or other aerodynamic surfaces + I( l' q: R3 d/ }when they enter the atmosphere, allowing them to turn and dodge rather than fall ballistically. They have no ability to maneuver in space. 3 Z9 Y9 c/ E3 W% Z. J6 [MANPER Manpower and Personnel ILS term). , q4 G) @+ J* P& [* kManpower Authorizations The billets in the manpower requirements structure that are planned to be filled. Manpower , L( I( V C' s! R- c, }7 t( C9 REstimate Report (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 * f. j |. d0 E. s; \& |the estimates, and the SECDEF submits them to Congress 30 days prior to approval for EMD or production. Manpower, / p% W# f( h: ~8 y5 w- MPersonnel, Training, and Safety (MPTS) The human dimension of the complete defense weapon system. The term . w# Q9 l) i4 Y0 t/ o' E" _# o, QMPTS also encompasses the concepts and disciplines of human factors engineering and health hazard prevention. Manpower, Personnel, 2 y3 g: S4 `& K" ~. QTraining, and 1 ^0 @6 G: ]; }Safety (MPTS) ; g9 F9 _1 |: v7 `0 j. EProfiles A description of human dimensions and constraints involving a major system throughout the system life cycle. This includes, but is not limited to, descriptions 5 H! E Z; e" Y2 s+ xand categorizations of occupations, aptitudes, individual skills and demographics, training system characteristics and components, potential system U( ] J# r$ F) q. Thazards, and other issues affecting the performance and welfare of operators, maintainers, and personnel that support existing, modified or new systems. MANPRINT Manpower and Personnel Integration (US Army). / O- [- \& e2 p8 J+ J; s1 v2 jMANTECH Manufacturing Technology. Manufacturing (or Production) + f. ], j; a9 _& ?Engineering Pre-production planning and operation analysis applied to specific product : |" _/ e* ~/ f# P; \" V& l, h; Fdesigns. The functions of planning, specifying, and coordinating the application of required factory resources including: performing analyses of production 0 T* a5 e4 O4 a( i. xoperations, processes, and systems; applying new manufacturing methods, $ _ m0 Z# V, R+ M$ {9 Ztooling, and equipment; controlling the introduction of engineering changes, and employing cost control and quality techniques from the factory viewpoint. Manufacturing L/ S# R6 i) o% E2 }7 hOperations, Development, and Integration Laboratory - K1 m0 X) o1 |8 X _8 b: ](MODIL) / X) C8 B+ l( p( Q) YAn SDS-peculiar integration mechanism to link product technology development ; o$ s- U x x1 Xconcurrently with manufacturing process and control development for a costreducing effective SDS development. / x; I {" e4 v7 M- dManufacturing Technology (MANTECH) n' N- _3 H3 n7 o- JManufacturing technology refers to any action which has as its objective the timely establishment or improvement of the manufacturing processes, $ ?1 A7 f& _% s* n3 x5 U4 p: A2 Ctechniques, or equipment required to support current and projected programs, * a+ \7 V8 L+ f# Vand the assurance of the ability to produce, reduce lead time, ensure economic " ?4 @: a. b0 S5 U9 m) ^9 Vavailability of end items, reduce costs, increase efficiency, improve reliability, or to enhance safety and anti-pollution measures. MANTECH, per se, is the specific DoD program in this area. 7 d$ c0 }% ]! S/ m9 nMDA GLOSSARY, VER. 4.0 M 6 r' T) d- k4 l, S176 : p$ l" N4 U% H3 a: y, ?. XMAOC Modular Air Operations Center (JFACC term). MAOPR Minimum Acceptable Operational Performance Requirements. MAP Minimum Acquisition Program. - q% k9 V& ~8 FMAR Monthly Assessment Report (BMDO/POC term). , e. F; f& x* Y; nMARCO Marine Corps.

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Marine Air Command and Control System : N% U x+ Q% L4 r8 B. L, {+ l' AA US Marine Corps tactical air command and control system that provides the 7 j: h( Z; t0 w' v4 K; t6 Gtactical air commander with the means to command, coordinate, and control all 7 n9 c" b8 X% n. b/ H) Yair operations within an assigned sector and to coordinate air operations with other Services. It is composed of command and control agencies with - F# y9 m- Q& y1 |: R3 i8 Mcommunications-electronics equipment that incorporates a capability from manual P a+ w4 i$ Kthrough semiautomatic control. Mark/Markup Line by line review and approval/disapproval/modification of the defense budget by congressional committees. 4 C6 K+ D2 R8 f& z! d3 IMARS Multi-warfare Assessment and Research System. - V0 s$ D) C" r; q% mMARSYSCOM US Marine Corps Systems Command, Quantico, VA MARV Maneuverable Reentry Vehicle. . S7 v( X' i8 D0 gMARVIS Mid-Apogee Reentry Vehicle Intercept System. MAS Mutual Assured Survival. ' ~4 G' j) W! y4 b- m/ HMASINT Measurement and Signature Intelligence. & q/ ` T2 A: n4 iMASPAR Massive Parallel Processors (TMD-GBR). Mass Raid Many Red ballistic missiles launched toward CONUS from several launch areas. 5 }3 |( l+ D# F! |- e" aA mass ASAT raid consists of several ASATs attacking Blue satellites. MAST Measurement and Simulation Technology-formerly Synthetic Scene Generation Model (SSGM). & D2 Q7 Q9 v1 ]2 z% [8 N! IMatching Ballistic Reentry Vehicle (MBRV) / R4 q$ n, _1 N) A' Q9 ]Four reentry vehicle designs (MBRV 1-4) developed to serve as threat representative theater targets. Matching Target - x' K- h# N6 b/ ]3 oReentry Vehicle (MTRV) 7 {+ u$ } j4 {Threat representative reentry vehicle developed for GMD Program by Sandia Labs. Planned for use on IFT 9-14. / o/ {& ` F6 x. y2 g: y* E% JMaterial Fielding Plan Plan to ensure smooth transition of system from developer to user. Materials Science , P) f, n* y+ \1 [; l( xThe science of developing/altering and applying materials to obtain a resultant 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. MATHSFA Manufacturing and Testing of LWIR Hardened Seeker FPA Assemblies. MDA GLOSSARY, VER. 4.0 M 177 . C# B& O& u3 }; e+ G1 v- x' ^3 H" q3 @Matra BAE . {9 u' m8 Z1 w! rDynamics European missile manufacturer formed in 1996 from British Aerospace Dynamics and Matra of France. MATT Mutli-mission Advanced Tactical Terminal. MATT Radio UHF radio receiver for TRAP, TOPS, and TIBS. ) k, a6 v8 O. e! L0 K4 q) mMATTR Mid And Terminal Tiers Review. MAX Maximum. Maximum Attrition 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 " V4 s9 _8 P+ Z/ h: U6 aallocated interceptors. This option may not satisfactorily defend specific or % ^8 c) P! P( n; L9 a7 h3 ]required assets. 8 Z+ S; Q! q" e3 DMB Megabyte. MBA Multi-Beam Antenna. ; R, k& p; p5 J0 B2 wMBE Molecular Beam Epitaxy. 9 n9 S1 _: S) z2 d' a4 j6 pMBFR Mutual and Balanced Force Reduction. Mbps Megabits per second. : T( X) Z* g) D2 [: TMBRV Maneuvering Ballistic Reentry Vehicle. $ a+ [% L- f/ A* ]% E; G5 yMC (1) Mission Control. (2) See Midcourse phase. (3) Mission Capable (ILS term). (4) Military Committee. MCA Micro Channel Architecture (TelComm/Computer term). MCAS Marine Corps Air Station. * g1 I0 \% Z& q( hMCASS MTACCS Common Application Support Software. 0 C- p/ d4 T0 l. G! q1 UMCBM Midcourse Battle Manager. MCC Mission Control Complex/Center/Console. MCCC Mobile Consolidated Command Center. MCCDC Marine Corps Combat Development Center. MCCR Mission Critical Computer Resources. / Z: G& r7 V: H: r+ {" V& xMCE Mission Control Element. MCG Midcourse Guidance. , @ o/ Q7 G8 Q$ T5 cMCI Midcourse Interceptor. MCLOR Marine Corps LORA Model (USMC ILS term). MCM Multi-Chip Module. MDA GLOSSARY, VER. 4.0 M 178 MCOTEA Marine Corps Operational Test and Evaluation [Command]. . s4 Q# S3 j4 I5 B4 ?' JMCP (1) Materiel Change Package (US Army term). ; U. d$ ~# b8 Z5 q* q) M: l(2) Military Construction Program. MCPDM Marine Corps Program Decision Making. MCRDAC Marine Corps Research, Development & Acquisition Command. MCS (1) Maneuver Control System. (2) Midcourse Sensor. MCSS (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. MCTL Militarily Critical Technologies List. 4 Z9 G* d6 H4 P2 uMCTR Missile Control Technology Regime. 5 u g7 e0 t/ b+ p+ G" {MCV Mission Capable Vehicle. MD Missile Defense. / E& ^- N1 g' w4 P0 cMDA (1) Missile Defense Agency. (2) Missile Defense Act. (3) Milestone Decision Authority. (4) McDonnell-Douglas Aerospace. ( e" V- {3 z3 z: X6 ]5 cMDAHWG Missile Defense Ad Hoc Working Group. MDAP Major Defense Acquisition Program. MDART Missile Defense Activities Review Team. MDBIC Missile Defense Barrel Integration Center. MDC Midcourse Data Center, Advanced Research Center, Huntsville, AL. MDCI Multi-Discipline Counterintelligence. 2 U$ I1 d# Z, T; QMDDC Missile Defense Data Center, USASSDC, Huntsville, AL.

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MDP Manufacturing Data Package. % ]2 J7 i/ a' |$ q3 A2 Y: uMDR (1) Medium Data Rate (TelComms/Computer term). (2) Milestone Decision Review. 0 L: b3 [1 P9 y( z: L(3) Multi-national Defense Research. MDSC Missile Defense Scientific and Technical Information Center. 2 W8 ^( K1 Z5 E w5 H7 S# w7 YMDSTC Missile Defense and Space Technology Center. MDT Maintenance Down Time. MDTD Mean Downtime Documentation (ILS term). ) Q: a% {- `2 G' A. |9 U# u4 qMDTOA Mean Downtime for Outside Assistance (ILS term). MDA GLOSSARY, VER. 4.0 M " g3 I X# c& Y# ]1 p0 a179 MDTOR Mean Downtime for Other Reasons (ILS term). MDTT Mean Downtime for Training (ILS term). MDW Mass Destruction Weapons. ' S- s) v9 S% B, s, b* N/ K* ?/ hME/VA Mission Essential/Vulnerable Area MEA Mission Effectiveness Analysis (JFACC term). ! ?( i) @: \; P4 @MEADS See Medium Extended Air Defense System. + q* k J$ e& L# B1 z+ P. K/ c8 k" rMean Time Between Failures (MTBF) & F+ R4 Z4 r: d( kA 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 5 m" _0 @8 S, B3 gmeasurement interval. The definition holds for time, rounds, miles, events, or other measures of unit life. MTBF is a basic measure of reliability. Mean Time To Repair (MTTR) The total elapsed time for corrective maintenance divided by the total number of corrective maintenance actions during a given period of time. A basic measure of maintainability. Mean Time to 9 r/ }' l+ [+ pRestore System (MTTRS) 2 F6 n/ r4 K' K0 l3 f- jA measure of the system maintainability parameter related to availability and # Y8 u# i! b) o' q1 }! [6 freadiness. The total corrective maintenance time associated with downing events, divided by the total number of downing events, during a stated period of ! F# t' W5 W& ]0 J( Q) q7 h- htime. (Excludes time for off-system maintenance and repair of detached components.) . |9 z+ y: m* o3 aMEASAT Malaysia East Asia Satellite. U( g3 S6 E5 V/ q' ?. j/ VMeasure of $ m* l+ D' l3 f9 |+ ^& _% ZEffectiveness # L, j% H- n9 y# U* ~- x# f3 I {. z3 X! h(MOE) $ D1 [4 U* j: E# h4 M3 t4 eThe quantitative expression (sometimes modified by subjective judgment) of the success of a system in achieving a specified objective. MEC Mission Essentially Code (ILS term). : I7 y" H9 i/ ~& t' w) d( M# jMedium Earth " Q0 q. s, a& R rOrbit (MEO) Space vehicles characterized by orbits between 400 and 10,000 nautical miles, longer duration revolution (2 to 12 hours), longer visibility envelopes (10 minutes ) d9 ]7 [$ A& d9 Eup to approximately 1 hour), and generally longer lifetimes. This region contains 7 U2 N& |2 a# K6 i- L+ rthe Van Allen radiation belts where electronic components need special , F* i9 i4 H& w+ lprotection. ( k& T, E# F2 C, b8 \/ Z( g2 A. kMedium Extended Air Defense System (MEADS) ' n9 A, ]' w! ^ qA lightweight, highly transportable, low-to-medium altitude air defense and + K. K& R! E+ E7 c; h) M, b! P6 u# ~theater missile defense system designed to protect critical fixed and * G+ {$ g3 L% t, ~! e" zmaneuverable corps assets. MEADS superseded the Corps SAM program in 1995. # F; h$ G4 B1 e0 Y/ k7 gMedium Power 5 [; Z" |5 F) u3 l$ E# T+ pLasers Lasers that radiate power less than 1 MW, normally used to detect, identify, track, and designate a target vehicle. ' \1 `7 }% s9 ]& `( \' qMedium Range Ballistic Missile * i, S4 I h5 A1 K$ b! i5 ~+ V( O(MRBM) ; E1 T& r: y* V( g0 iA ballistic missile with a range from about 600 to 1,500 nautical miles. 1 g' i5 N- H# yMedium & H% o5 A8 v8 I7 L, SWavelength Infrared (MWIR) . O% M' }& r% BThermal radiation emitted by a source in the electromagnetic spectrum encompassing infrared wavelengths of 3 to 6 microns. MDA GLOSSARY, VER. 4.0 M * w: ], V& F- a0 v; `$ U0 K; F$ H180 MEF Marine Expeditionary Force. MEILSR Minimum Essential ILS Requirements (NSA term). MEL (1) Maintenance Expenditure Limit. (2) Mobile Erector Launcher. 8 [- y; ~0 A1 YMEM (1) Mission Effectiveness Model. (2) Mission Equipment Modernization. Memorandum of Agreement (MOA) (1) In contract administration, an agreement between a program manager 4 R; T. n8 l* n d# yand a Contract Administration Office, establishing the scope of 0 Y) M0 [0 x- |* A1 gresponsibility of the Contract Administration Office with respect to the cost and schedule surveillance functions and objectives, and/or other / u! C% h" m6 J% G6 W9 @. fcontract administration functions on a specific contract or program. 4 N+ Y/ n& a& a6 ^" c& g(2) Any written agreement in principle as to how a program will be administered. ) ?: }; T) t/ s& ~6 f% BMemorandum of Understanding 1 I! v# [" ~& W4 t6 }$ M(MOU) : v9 K* {! T+ lOfficial agreements concluded between the NATO countries' defense ministries O$ N b$ Y6 Mbut ranking below government level international treaties. De facto, all partners 2 ?( N& p% r8 p0 s% kgenerally recognize such agreements as binding even if no legal claim could be based on the rights and obligations laid down in them. 5 D$ D9 V, h- lMEO Medium Earth Orbit. MER Manpower Estimate Report. 3 r. c2 r4 ^. b0 z" D) }( cMercury Cadmium # P l: J) M* E/ DTelluride (HCT) Infrared sensing material. MES Military Essential Support.

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MESAR Multifunction Electronically Scanned Adaptive Radar (UK). MESFET Metal Schottky-Gate Field Effect Transistor. 4 h& L. P: U$ ~% S" N4 V1 D2 g6 q* }+ TMesosphere The portion of the atmosphere from about 30 to 80 kilometers above the earth. Methods # `7 p. P4 M, B% Y+ V; [Engineering The 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, 4 a, C( |4 T0 lequipment, and working conditions; operator training; the determination of standard times; and occasionally devising and administering various incentive plans. # v6 a5 r* g0 L% I, MMETO Minimum Effort Task Order. 5 c3 p7 @) i( j4 Y) R0 UMETOIA Minimum Effort Task Order Impact Assessment. 9 {- V" N5 ?0 S2 X3 O* W5 N! }METOP Minimum Effort Task Order Plan. 7 `( Z) k/ `% `9 \, YMETOR Minimum Effort Task Order Requirement. Metric (Software). An indicator, which measures some specific attribute of the software 7 d* A' x+ e7 M2 h8 m4 Q; udevelopment process. 6 J# [! {2 n1 B. f* n# uMDA GLOSSARY, VER. 4.0 M , ?5 h, t: b3 b+ Q# J5 f2 n; W: I) k181 Metrology The science of measurement, including the development of measurement standards and systems for absolute and relative measurement. Used to ! u/ z+ o/ O) ?. a7 Adetermine conformance to technical requirements including the development of ( {- {7 |7 E; O3 R$ ?standards and systems for absolute and relative measurements. MeV Million Electron Volts. MEZ Missile Engagement Zone. MFAR Modular Multifunction Phased Array Radar. MFEL Medical Free Electron Laser. MFG Master Frequency Generator. , B0 O I* X4 A4 ] j' [. ^MFL Multiple Folded Ladar. MFLOPS Million Floating Point Operations Per Second. MFP Major Force Program. $ l4 ?* T8 k: ^: h* v" RMFR Memorandum For Record. MFS MFS Communications Company, Incorporated. 4 \, U9 Q: ?* c& o# [MFSIM Multifunction Simulation (PATRIOT), Huntsville, AL. MGEP Mobile Ground Entry Point. 5 {: C/ R2 A7 i D& s3 p+ ]MGLI Midcourse Ground Launched Interceptor. MGMT Management. MGTS Mobile Ground Telemetry Station. , j. K: [1 t6 e AMHD Magneto-Hydro-Dynamic. MHE (1) Material Handling Equipment. (2) Mobile Hauling Equipment. 0 z' i& a) P: D6 F% Y) a, o& m# nMHV Miniature Homing Vehicle. * S' h% w O: P0 Q9 [ ?/ }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 between boost and atmospheric reentry. Midcourse ; u9 q! q: ?' n0 n' l9 `Guidance The guidance applied to a missile between termination of the boost phase and the start of the terminal phase of flight. / d( O7 R( g7 m3 OMDA GLOSSARY, VER. 4.0 M 182 Midcourse (MC) Phase ( D6 V! C/ G8 W$ ZThat portion of a ballistic missile's trajectory between the boost phase and the % r' b* [# M* wreentry phase when reentry vehicles and penaids travel at ballistic trajectories above the atmosphere. During this phase, a missile releases its warheads and - a& K# j; V+ Y! E" H4 @! _' J; Edecoys and is no longer a single object, but rather a swarm of RVs and penaids falling freely along present trajectories in space. ) X' o! y- F y) b% P& qMidcourse Space 3 r' K) {2 N' x+ ?6 J+ wExperiment 6 B! z, g8 V: t# g- o" ?( p(MSX) " R* Q6 o8 m1 Y5 c- `. EDesigned to provide demonstrations of midcourse acquisition and tracking from space, technology integration of optics, focal plane arrays, signal processing, 2 e# n8 c; x5 C- ?) E7 Tetc., and collect background phenomenology measurements and target 6 {% y# d* S1 I5 Y0 {/ Wsignature measurements. 5 Q6 E2 K! i4 a4 h1 \Midgetman US ICBM. . c9 Q$ j. `# H/ P$ iMIDI Musical Instrument Digital Interface. 4 \* ?4 _) W1 S# e' xMIDS Multi-Functional Information System (USN/NATO/Telecomm term). MIIRD Mission Issue Identification and Resolution Document. * M" p6 T# f& z7 lMIJI Meaconing, Intrusion, Jamming, and Interference. ) U% T, q6 q7 ]' VMIL Man-in-the-Loop. $ f& P/ D) O4 T5 kMIL-HDBK Military Handbook. 1 K9 p6 f# q- Z; z. W% O0 I0 BMIL-STD Military Standard. MILCON Military Construction. Milestone Decision 5 X7 q3 w! f+ f0 s2 DAuthority 7 f; @2 D1 R/ W, p U. U ~3 yThe individual designated in accordance with criteria established by the Under Secretary of Defense for Acquisition and Technology to approve entry of an & q5 l* {8 W" x$ D0 Bacquisition program into the next phase. , _: N3 B) ?" k6 J8 L( R' w% S, CMilestones (MS) Major decision points that separate the phases of an acquisition program. Military Capability 8 s" b( O4 o* LThe 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, size and composition of the units that compromise our Defense forces; b) Modernization -- Technical sophistication of forces, units, weapon systems, and . E. l$ ]/ d- A# q9 X7 ?! F" requipment; c) Readiness -- The ability of forces, units, weapon systems, or equipment 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 maintaining those levels of ready forces, materiel, and consumables necessary to support military effort.