航空缩略语词典

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Kinetic Kill Vehicle / T/ S3 d5 e/ a4 R7 a' }! x: OIntegrated m& `; f, R9 Z' ?9 v( dTechnology ! ?' U" G' U+ b+ `- h; ?6 d: eExperiment (KITE) A series of test flights at WSMR to demonstrate HEDI technologies. 3 Z4 a, ?& k- R1 m+ h2 L g3 XKITE (1) Kuiper Infrared Technology Experiment. (2) Kinetic Kill Vehicle Integrated 5 u6 h4 a5 @9 y3 u9 {: b5 H3 f. cTechnology Experiment. KKV Kinetic Kill Vehicle. : q- ?1 x! [+ |6 i* yKKVWS Kinetic Kill Vehicle Weapon System. 7 A' I9 Q4 D, Z2 D6 I. Z$ Y) RKL Kill Level. - U" C- W$ X! M P7 P- WKm Kilometer. Km/h Kilometer per hour. ! R4 Q1 y& g5 }% [* i7 d# yKm/sec Kilometer per Second. KMCC Kwajalein Mission Control Center. . B) }6 T& X& |. ^6 vKMR Kwajalein Missile Range. ( N6 f2 o' I0 a6 r! s3 b6 T* u' gKMRSS Kwajelein Missile Range Safety System. KPP Key Performance Parameters. MDA GLOSSARY, VER. 4.0 K 159 - B( O0 m8 q0 B, ?; v6 ~8 _Kr Krypton. KREMS Kiernan Reentry Measurement System. $ }9 z+ H8 P( B5 W% \' k- cKSC Kennedy Space Center, FL. Kt Kiloton. , l$ }' O" I" _- O0 ^KTF Kauai Test Facility, Barking Sands, HI. 1 a% L& c4 Q& W+ D5 ~$ GKTP (1) Key Technical Partner. (2) Key Test Partner (3) Key Technical Parameters. $ ?* }- i$ `$ y9 h3 p; H* w! O$ QKts Knots. KV Kill Vehicle. 2 p3 B7 }/ t9 g& {' Lkw Kilowatt. % D& Z! P. a% Y7 D" ?; k; H+ e% B' lKW Kinetic Warhead. 3 Z9 S2 c& @6 GMDA GLOSSARY, VER. 4.0 L 4 t) x& ?# K2 O5 {" ?: i6 l- e) [161 L&TH Lethality and Target Hardening. . @2 T; s+ c9 J9 s& pL1SS Level 1 System Simulator. 3 @6 C. n' N' {L2SS Level 2 System Simulator - NTF. 1 \5 w! k$ X# W4 R. `! XLAA Limited Access Area. LAAD Low Altitude Air Defense. 7 ~: |% p3 j* `9 P( D( X% ?4 K9 m, ?- eLAAFB Los Angeles Air Force Base, CA. / P! k- @2 D; K k+ a ?9 T7 hLABCOM Laboratory Command. LABM Local Area Battle Manager. * c1 q; y. q1 h" E) O; [LABP Look Ahead Battle Planner 3 H% _. O/ \ G3 @9 i. GLAC Low Authority Control. 9 T0 u1 [% U# Y. Y3 \LACE Laser Atmospheric Compensation Experiment (an SDIO/NRL satellite launched February 1990 and turned off July 1993). J; X" {$ j+ S* j0 qLACM Land Attack Cruise Missile. LADAR Laser Detection and Ranging. , T. m" G) V/ Z/ \& FLaddering Down A hypothetical technique for overcoming a terminal phase missile defense. 9 c5 {4 y1 @2 u9 Y: d0 cSuccessive salvos of salvage-fused RVs attack. The detonations of one salvo disable local ABM abilities so that following salvos are able to approach the ( ?* e/ s( \2 |target more closely before being, in turn, intercepted. Eventually, by repeating 4 a7 S$ [/ m) q" }, othe process, the target is reached and destroyed. X; q; T( B8 p$ D0 m8 S) g2 QLADL Lightweight Air Defense Launcher (USA TBMD term). s# T$ H+ w V: P6 l) a; U, SLADS Low Altitude Demonstration System. . }) h$ W4 V/ J" F& HLAFB Langley AFB, VA. LAMP Large Advanced Mirror Program. ) _% _* I- n% vLAN Local Area Network. ' u# Y; {; M, X+ `; [" ULandsat Land Satellite (NASA program’s satellite). 0 G. P4 y5 u! ]% h# T; lLANL Los Alamos National Laboratory, NM. 4 S* M( }. s" v* j* d1 s4 uLANTRINS Low Altitude Navigation and Targeting Infrared Night System. 3 D8 y/ R) I+ j [: [LAO Limited Attack Option. . v$ M* ~- V) t; Q: x" M1 ^LAPL Lead Allowance Parts List (Navy term). LARC Langley Research Center, Hampton, VA. ; R: u# o9 }2 `5 B. Q9 XMDA GLOSSARY, VER. 4.0 L 162 Large Optics The technology of constructing and employing mirrors over 1 m aperture to direct $ z/ I$ Z; l1 Y. Dand control high power beam weapons/systems with large coverage, or to provide high resolution or high sensitivity for detection and/or imaging. + w' p# [- {: m$ `# f4 c( Z7 ILASA Large Aperture Seismic Array. Lasant A material that can be stimulated to produce laser light. Many materials can be ! _6 |% l3 y# Y# A1 N% Q1 `used as lasants; these can be in solid, liquid, or gaseous form (consisting of - m# u2 {8 U9 ~. O: a' Zmolecules including excimers or atoms) or in the form of plasma (consisting of . f. l- V0 d# U# X$ j. K7 Aions and electrons). Lasant materials useful in high energy lasers include carbon 4 ~/ W% ~! u& I8 cdioxide, carbon monoxide, deuterium fluoride, hydrogen fluoride, iodine, xenon ' l. V0 `8 c1 e, f/ ?chloride, krypton fluoride, and selenium, to mention but a few. LASE LIDAR Acquisition and Sizing Experiment. ; d/ ]. G7 G/ N" pLaser 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 " I! N% L: K/ Q8 D; M/ l& Yoptical resonator to a higher energy level, and the resonator forces the excited " }# H' i& x' g. v% X, X8 Ratoms to radiate in phase. Derived from Light Amplification by Stimulated ( {. [" H0 S0 s( O, _Emission of Radiation and classified from Class I - Class IV according to its ( Z' g8 ~1 a, `4 t! 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. - a6 g" b" _3 O* |+ R) ?Laser Detection and Ranging (LADAR) A technique analogous to radar, but which uses laser light rather than radio or microwaves. The light is bounced off a target and then detected, with the return # }" S- E$ M( E* o# W1 cbeam providing information on the distance and velocity of the target. . ]. P& P7 m( H' Z0 W: [Laser Guided Weapon A weapon that uses a seeker to detect laser energy reflected from a laser marker/designated target and, through signal processing, provides guidance 1 P7 N7 R, ]& ]0 ] \7 mcommands to a control system. The control system then guides the weapon to the point from which the laser energy is being reflected. Laser Imaging 5 f4 G+ E$ @; w- m; V. IRadar A technology whereby a laser beam can be used in a way similar to the use of a ' x4 p2 g( H& x: R& K% 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 5 W% p& ~4 T! [7 L) Jthan 1 watt/cm2. Laser Seeker A device based on a direction sensitive receiver that detects the energy reflected from a laser designated target and defines the direction of the target relative to G2 W! o* G- z# |) x1 H# |3 y* Athe receiver. See also laser guided weapon. Laser Target Designating System A system that is used to direct (aim or point) laser energy at a target. The system consists of the laser designator or laser target marker with its display and 9 \8 D- W& O d( icontrol components necessary to acquire the target and direct the beam of the laser energy thereon. " A/ ?* z- Z% r1 D6 CLaser Tracker A device that locks on to the reflected energy from a laser marked/designated and defines the direction of the target relative to itself. ; V+ k& J% B& j/ S' s% C( vLaser Weapons Devices, such as photon generators, which produce a narrow beam of coherent radiated power greater than 1 MW. 3 u- T$ ~# g9 I, PLASERCOM Laser Communications. LATS Long Wave Infrared Advanced Technology Seeker/Sensor.

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MDA GLOSSARY, VER. 4.0 L * b/ I' h& N+ T' s$ s5 \0 @, n163 Launch Azimuth Missile launch location measured in degrees clockwise from the local northpointing longitude line at the launch site. (USSPACECOM) 1 f% X; k. e, T7 C- ^Launch Detection Initial indication by any one of a variety of sensors that a booster has been 3 L4 a, g% q1 G) {5 hlaunched 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 the earth’s surface from which the missile was launched, expressed in terms of circular error probable. Launch Under : u& y1 ^" x! t$ AAttack (LUA) 3 C& C* X& O4 T. ^+ Q4 `( i- GExecution 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. Launch 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. Layered Defense A defense that consists of several sets of weapons that operates at different phases in the trajectory of a ballistic missile. Thus, there could be a first layer (e.g., boost phase) of defense with remaining targets passed on to succeeding # {( T2 g* |, f9 dlayers (e.g., midcourse, terminal). lb 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. LCCE (1) Life-Cycle Cost. (2) Launch Control Center. (3) Land Component Commander (JCS term). 7 {; W ^: c9 sLCCS Life-Cycle Contractor Support. ) x1 T0 c: `) y! d. k" u- iLCF Launch Control Facility. LCM (1) Life Cycle Management. (2) Lightweight Communications Module (USAF TelComms/Computer term). $ y5 O) G8 z5 F- y3 }& D7 N# F0 s1 [5 @7 yLCN Logistics Control Number (ILS term). 8 X7 j. K# [) L N, ~- \% rLCOM Logistics Composite Model. LCN Logistics Control Number (ILS term). 1 r% Y: ] r( a% g4 a$ Y3 ~LCS Laser Crosslink System. / k2 A& u/ o- R7 X8 }! j T2 l3 vLDC Less Developed Country. $ o% r2 ?6 D8 f. q3 t {; D# E$ \LDS (1) Layered Defense System. (2) Lexington Discrimination System. (3) Limited * P# G* S* T( D. h) I( kDefense System. MDA GLOSSARY, VER. 4.0 L 164 LE Lethality Enhancer (PAC-3). * @/ [' }1 C7 s% p# MLead Component/ - Z, z6 M6 m; Q2 d% k, aService The DoD Component designated by SECDEF to be responsible for management 2 T4 t' p* y+ P* X$ C8 ~! d6 Wof a system acquisition involving two or more DoD Components in a joint program. " N. o) o3 J, b" ?5 h7 ]$ U7 eLEAF 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. 7 S0 `% p4 T: ~$ ~7 N$ e0 L$ cLeakage (Max) The maximum allowable threat objects passing through a BMD system expressed as a percentage of the design-to threat. To ensure overall system performance, permitted leakage is “budgeted” among individual BMD phases and functions. LEAP Lightweight Exoatmospheric Projectile. - e) K4 Q. k: l* l6 }8 \LEASAT Leased Satellite. / _) _. r% X; R4 e* F0 ]Least Privilege This principle requires that each subject in a system be granted the most + [0 r" [; d. u3 a! J( Yrestrictive set of privileges (or lowest clearance) needed for the performance of , x' Z% m, V) G' T" A6 pauthorized tasks. The application of this privilege limits the damage that can R* V% I% b9 x( {7 ~7 jresult from accident, error, or unauthorized use. LED (1) Low Endoatmospheric Defense. (2) Light Emitting Diode. LEDI Low Endoatmospheric Defense Interceptor. 1 P$ K" q) K& ~! p' X# LLEDS (1) Low Endoatmospheric Defense System. (2) Link Eleven Display System (USN term). LEI Low Endoatmospheric Interceptor. LEIP Link Eleven Improvement Program (USN term). / f; B- v' q; Z! HLEL Low Energy Laser. $ t$ J$ H( D5 M% HLELWS Low Energy Laser Weapon System. , v, j8 M5 K) H* xLEM Logistics Element Manager (ILS term). + O8 w* Y9 s* K& o/ @LEO Low Earth Orbit. LETS LWIR Environment and Threat Simulation. Level of Effort (LOE) Effort of a general or supportive nature that does not produce definite end products or results, e.g. contract man-hours. " a: X9 B9 _! ZLeverage (1) The advantage gained by boost-phase intercept, when a single booster 8 Z9 f$ l0 R9 Q- p8 g! @kill may eliminate many RVs and decoys before they are deployed. This % f9 J; p1 D3 x6 g1 L! wcould provide a favorable cost-exchange ratio for the defense and would reduce stress on later tiers of the SDS. . T5 O( o4 G1 V M(2) In general, the power to act or influence to attain goals. _0 p/ m! \% {- kLF (1) Landing Force. (2) Low Frequency. MDA GLOSSARY, VER. 4.0 L 165 G) H2 c0 B! r8 |LFIE Live Flight Integration Exercise. LFOV Limited Field of View. LFS Loral Federal System, Gaithersburg, MD. LFT&E Live Fire Test and Evaluation. LGB Laser Guided Bomb. LGM (1) Laser Guided Missile. (2) Loop Group Multiplexer. . {0 p3 T! Q8 l& F0 z" ]LGSM Light Ground Station Module (USA CECOM term). LHO Amphibious Assault Ship. Li Lithium. LIC Low Intensity Conflict. 8 G9 w2 @& [/ yLIDAR Light Detection and Ranging. ! V& J4 B: D% H1 \- f1 w# G+ n$ bLife Cycle (1) The total phases through which an item passes from the time it is initially ' {6 m. q% V+ |2 J% C: _developed until the time it is either consumed or disposed of as being excess to all known materiel requirements. 5 W8 F- O' m8 L- K3 t% }+ |1 r(2) (Software). All the states a software or software related product passes through from its inception until it is no longer useful. ' |! t0 U3 u6 A- X( PLife-Cycle Cost % R2 o* P$ o1 m. D, W9 _(LCC) ( r. m% o- |" |3 _& ]; fThe total cost to the Government of acquisition and ownership of that system over its useful life. It includes the cost of development, acquisition, support and, where applicable, disposal. 4 m/ C; z* c/ S0 A) P& ZLife-Cycle Management - Y% M& g" b. G9 V) N0 {0 bProcess for administering an automated information system or hardware support system over its whole life, with emphasis on strengthening early decisions which shape costs and utility. Life-Cycle Model A framework containing the processes, activities, and tasks involved in the 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. 8 ^( V! l/ M3 j+ ^Life Cycle of a % v K$ J5 u( |1 k: AWeapon System 8 G+ v4 H; `2 t. |2 D2 q9 BAll phases of the system's life including research, development, test and 1 A' r& D! J; ~. x' Q# N/ t, B& yevaluation, production, deployment (inventory), operations and support, and 7 q0 B! u9 p" S& D n2 tdisposal. 8 s; \# M9 A" @) z) z. BLife Jacket The life support storage container for a Brilliant Pebbles singlet. The life jacket contains subsystems that perform power, communications, and environmental + l. j" n$ p/ @" ?5 z8 c! Xprotection functions. + g _0 I& n' P, y5 f' \Light Detection and Ranging ! U9 Q9 n1 Z$ V(LIDAR) # O: y" ?) w; EA precision probing instrument used to measure concentrations of different r, K4 t l0 q+ B# A3 _gasses 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. LIMIDIS Limited Distribution. MDA GLOSSARY, VER. 4.0 L 166 9 Z/ K- |6 t* M! P- A( W. U: o. uLimited 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 System (LDS) # d0 Y: w7 A$ a8 m9 T1 wThe development of systems, components, and architectures for a deployable 8 p2 v$ e8 f6 k! o( Z& Ranti-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 United States against limited ballistic missile threats, including accidental or ! k, [' r( L' R+ tunauthorized launches or Third World attacks, but below a threshold that would bring into question strategic stability. 0 p9 p2 I: j$ p3 ]2 }9 KLimited - v9 b' I+ ]) F* _3 ^Operational Capability (LOC) 0 o, L# d1 v2 K2 X' Y/ c# H' FA point in time when the first set of sensors and weapons can be employed to 6 T! j3 A2 I) Hprovide a limited protection system. Limited : M6 g7 T1 k6 y/ T- c% s% Z" C# [Production The initial production of a system in limited quantity. Part of an acquisition strategy to be used in test and evaluation for verification of design maturity, manufacturing process final proofing, and product engineering and to verify a 5 {! y! b* \# `6 Hfactories capabilities prior to a decision to proceed with production. Decision usually made near the end of EMD or at Milestone IIIA or equivalent. (Also called Low-Rate Initial Production or Pilot Production.) ; |; q! }9 Y% V' s1 |Limited Test Ban Treaty & ?0 c. z3 ?0 c7 XThe 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 4 v, E F7 Z% C$ ]8 l3 \4 Ounderground, and prohibits nuclear explosions underground if they cause 4 d! `2 u$ @# T2 G3 f- u6 P( u+ kradioactive debris to be present outside the territorial limits of the state under ) G) J. P1 q0 H4 w! k0 @" n4 z: `whose jurisdiction or control the test would be conducted. 4 G& q0 r+ l9 _, `/ g/ SLIN Line Item Number. 9 Z* j% B5 L5 [, h: HLinac Linear Accelerator. + ?4 F) U: D( i: ALine Item (Budget) / k, Z$ X2 V6 C( T& tA specific program end item with its own identity (e.g., B-1B Bomber). Line of Sight (LOS) 0 X8 o9 _. X6 J0 ?/ M6 q- {! M6 {The line from sensor to target necessary for the commencement of the detection, acquisition, track, and identification of a target. $ a% O# d8 {1 f* `Line Replaceable + p. U( C7 \7 P2 ?# q5 y/ B4 PUnit (LRU) 7 u! M2 q/ X% ^ a2 x8 J, xAn essential support item removed and replaced at field level to restore end item 3 q$ q- D$ ]* N: k, v: [to an operationally ready condition. (Also called Weapon Replacement Assembly and Module Replaceable Unit). Link-16 TADIL-J. Link Quality / W' j4 E1 m1 j/ CEvaluation , J! H' g$ |4 S i* \) s4 R# vThis testing of links to create bit error estimates and monitors natural or induced * y0 L R( S0 Q R+ zlink interference. LIP Lethality Improvement Plan. 4 \4 t( K" k0 K* r* G7 _% [Liquid Fuel Booster (LFB) . T, K" K( B ~( z. L9 {# T8 QTarget booster being developed to mate with current reentry vehicles and % G, [2 \1 U% T1 T' j! P+ vemulate the short/medium range threat. 2 h7 Q5 p6 l) G }3 P4 [/ `( LLIS Laser Isotope Separation. LITINT Literature Intelligence. + X: T: b/ h" q) y' ]* l! ]MDA GLOSSARY, VER. 4.0 L ! `" A! Q5 S* j0 ?% N! O167 . J9 Q0 f$ Y, G6 rLive Fire Test ' S) q. ?7 J) @9 dAnd Evaluation 1 J% U# S- \# w& ](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 ! I) n' T [, G1 {% @) }the user in combat); (b) a major munition or missile program; (c) a product + N" o4 M, Y" i! rimprovement program that will significantly affect the survivability of a covered system. LIVEX Live Exercise. LIWA Land Information Warfare Activity. LJ Life Jacket (BE term). LL (1) Lincoln Laboratory, Lexington, MA. + [; G; s" o! D/ L0 e5 N4 X(2) Legislative Liaison. 3 z6 c1 V- k# k# N7 D) d& A& H. V6 eLLM Long Lead Material. / b# r2 I' |* k0 lLLNL Lawrence Livermore National Laboratory, Livermore, CA. LLTIL Long-Lead-Time Items List (ILS term). LLUM Low background LWIR Uniform Mercury Cadmium Teloride (HgCdTe). LM (1) Lockheed Martin, a defense industry contractor. (2) Logistics Manager (ILS term).

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LM/GES Lockheed Martin/Government Electronic Systems. 2 ]" p/ @9 `4 f/ H" WLMA Lockheed Martin Astronautics, a defense industry contractor. ! q6 ], z$ ]$ n) j. W. ]& u0 ~6 N- lLMANS Lockheed Martin Aeronautic and Naval Systems. ; b5 `9 _& r$ a+ }' P% M. D6 {LMC Late Midcourse. 2 X, E* X* ~. w) M2 i" U* l# vLMFBR Liquid-Metal Fast Breeder Reactor. u* K4 p; o* h0 U: e) O7 N4 X: \. kLMIS Logistics Management Information System. 6 I& h# t2 D1 `% r# M6 sLNA Low Noise Amplifier. LNC Local Network Controller. ! `2 C) p* s) q7 mLNE Low Noise Exciter (Electronics Engineering term). 5 ^1 Q: h/ `7 k& b: F* ZLNO Liaison Officer. * a' F) `$ F. L/ Q' f2 BLO (1) Local Oscillator (Electronics Engineering term). 2 W# Z- e* U' u8 C! L' {(2) Low Observables (LODE-related term). - Q' k2 [" b0 }1 Q( M; K/ d1 K/ MLOA Letter of Agreement. LOAD Low Altitude Defense. ! R) [% A% z& [# g2 I, G6 }$ ~" J. TLOC (1) Lines of Communication. (2) Lines of Code. 0 ^! \, \4 O2 C0 [ ] N(3) Limited Operational Capability. MDA GLOSSARY, VER. 4.0 L 168 # f* @$ m W, n# a4 D! cLOCAAS Low Cost Autonomous Attack System (USAF term). Local - u) {/ w! `2 ?+ m: zAssessment of % `; e- s5 I9 b7 @1 H) oEngagement The assessment of an engagement by high-resolution fire control sensors. 3 y% c( p# s7 U W/ lLocal Environment The ISTC Local Environment contained within each node simulates the element & u0 l8 y- W. D8 ]/ o. Bto the degree necessary to generate a realistic input to the Element Processor of `! t6 \- g3 R* d" p2 jElement Processor Emulation and provide a realistic response to the Element - b/ g9 {: u: J2 yProcessor or Element Processor Emulation. ; L7 Z) X3 z! L$ F6 c$ T) \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, 9 C' u5 o+ I2 T' {. ]- I: L# ~7 X; A+ xelevation). 7 {5 ?5 n/ v* g6 cLODE Laser Optics Demonstration Experiment. LODTM Large Optics Diamond Turning Machine. * D/ I) A S- N+ _: XLOE (1) Level of Effort. (2) Letter of Evaluation (AF). / n& ~9 l5 `0 m! v) cLOF Lifejacket Orbital Flight (BE term). - T4 y: R: E6 N; uLofted Trajectory Trajectory with an apogee greater than the minimum-energy trajectory to the : T7 L0 J/ [5 s9 X# T) p5 Psame range. 9 K& ^1 H$ L7 T4 ~ v5 zLOG Logistics. % T( @5 M1 b' d% X% ~LOG.WIPT Logistics Working-level IPT LOGAM II Logistics Analysis Model II. 6 K7 N7 Y% ^+ x! _# qLOGFAC Logistics Feasibility Analysis Capability. LOGFOR Logistics Force. , S7 t3 W: q" G# o6 MLogistics The science of planning and carrying out the movement and maintenance of 8 T! q( j) B0 t2 R% f3 ]! pforces. In its most comprehensive sense, it includes those aspects of military operations which deal with: (1) design and development, acquisition, storage, " K2 R5 T# ?0 V" `6 e& l- Z" Fmovement, 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) acquisition or furnishing of services. Logistics Support The supply and maintenance of materiel essential to proper operation of a system in the force. , V' [) L5 C3 s: V4 }- n) J! `: wLogistics 2 t1 R" a6 C" R) nSupportability ( O. o1 D: r. o* EThe degree to which planned logistics support (including test, measurement, and : `3 ?' c4 j$ S( @5 F. pdiagnostic equipment; spares and repair parts; technical data; support facilities; transportation requirements; training; manpower; and software support) allow ) d, v; A4 Q" n9 S) |meeting system availability and wartime usage requirements. % R' j& B1 `% H4 Y3 H( e7 gMDA GLOSSARY, VER. 4.0 L 169 Logistics Support Analysis : M/ a/ X3 | Z R(LSA) & p# V X3 T: i9 NThe selective application of scientific and engineering efforts undertaken during ( q4 [1 k, r7 u, `+ y: Kthe acquisition process, as part of the systems engineering process, to assist in: causing support considerations to influence design; defining support 7 x. }7 n5 |/ h0 i* g6 s! Grequirements that are related optimally to design and to each other; acquiring the required support; and providing the required support during the operational 1 W9 n& Y5 V- k4 }) J0 a& t9 J& Dphase at minimum cost. # E1 g* q1 O$ q7 e6 s/ b, q6 ALogistics Support % F7 S2 K2 ?$ D9 fAnalysis Record : a: j% a- I2 k! D* W$ z(LSAR) x! x4 o2 N1 n9 l, H& RA formal tool under MIL-STD 1388-2A that uses records/forms to document operations and maintenance requirements, RAM, task analyses, technical data, + }; `" T3 S8 z% Y6 ?* w% y/ {6 wsupport/test equipment, facilities, skill evaluation, supply support, ATE and TPS, and transportability. LSAR is the basis for training, personnel, supply 0 p/ F9 g" n* [% K/ p' P6 z; aprovisioning and allowances construction, support equipment acquisition, 3 _! G5 X5 ]. c+ ~facilities construction and preparation, and for maintenance. . M2 k" U' @# NLOGPLAN Logistics Plan. # L8 N9 ]& L5 f) x! S9 I6 l. iLOGSIM Logistics Simulation Model. LOI (1) Letter of Instruction. (2) Letter of Intent. LOMEZ Low Altitude Missile Engagement Zone. Long Lead Items : U1 S0 q5 H7 B5 G- ~% l, RLong Range Air : ^% H1 j4 Y& k$ sLaunched Target % \8 U9 W& L. ]: U(LRALT) Those components of a system for which the times to design and fabricate are ; i+ V) r# l% |: {the longest, and, therefore, to which an early commitment of funds may be " \- ~6 d/ d8 W, C5 Tdesirable in order to meet the earliest possible date of system completion. Two-stage, air launched ballistic missile target being developed for MBRV-4. 7 |6 `3 i) F: _( L& r. K" h- j4 NLong Wavelength Infrared (LWIR) 5 \4 R# o0 }, kThermal radiation emitted by a source in the electromagnetic spectrum encompassing infrared wavelengths of 6 to 30 microns. LOR Level of Repair Analysis (ILS term). 3 h( h' T) E" J3 i- M4 SLORA Level of Repair Analysis (ILS term). LOS (1) Line of Sight. (2) Large Optical Segment. LOTS Logistics Over-The-Shore. LOW Launch on Warning.

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Low Altitude Demonstration $ u% E) `! z( _' b. j, s5 b) h1 kSystem (LADS) Part of the SBIRS Low Program Definition and Risk Reduction (PDRR) program 2 g, U. b' `* K/ f/ Gphase. 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. 6 l! s+ j4 d5 l! XLow Earth Orbit , v& \5 Q" U9 P# Q5 A( b6 d, Z' n(LEO) These satellites are at altitudes between 100 and 400 nautical miles. They have short duration revolutions (about 90 minutes), short visibility envelopes (2.5 minutes up to 10 minutes over a tracking station), short life spans, and are most 7 W) H- O/ ?- }! s# v2 @& psubject to orbital perturbations due to atmospheric drag and earth gravitational anomalies. Low Endoatmosphere That portion of the earth's atmosphere, generally below 40 km altitude. & o1 w2 f% ?- D7 d! qMDA GLOSSARY, VER. 4.0 L 5 G6 P7 Y7 b: u% U170 Low-Rate Initial - v- N% w5 P9 w' i5 t$ p; EProduction (LRIP) : A& \. s0 A3 l2 {& MThe 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 ( I& {, d/ |' Wupon successful completion of operational testing. LOWKATRER Low Weight Kinetic Energy Active Tracker. LOWTRAN Atmospheric and Interstellar Background Signature Model. ' f% m4 H! y- |" B" r0 {% lLPAR Large Phased Array Radar. LPD Low Probability of Detection. 6 k* [1 `, [% q) f sLPE (1) Liquid Phase Epitaxy. * }5 ~3 z/ s6 H(2) Launch Point Estimate. ; i3 H; D) X# l# u& p6 [2 s* |LPI Low Probability of Intercept. ' m" B" |9 {1 I$ i2 h HLPS Limited Protection System. & u+ H$ n x) T% p4 x4 r2 t8 zLR Long Range. . t. C1 }8 |1 ILRA (1) Line-Replaceable Assembly. (2) Launch and Recovery Element. 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. - t: o$ ^: R, o) ~$ l7 JLRINF Longer Range Intermediate Nuclear Forces. LRIP See Low-Rate Initial Production. LRIP-OT Low Rate Initial Production – Operational Testing. J# f$ l; N1 ^2 A* V/ J S! DLRTBM Long Range TBM. 5 | e5 i% B6 r. b) XLRTNF Long-range Theater Nuclear Force. % y6 d! u) d* F) x% v) J- E, SLRU (1) Line Replaceable Units. (2) Line Replacement Units. / L& n! b- i- e o1 DLS Launching Stations (PATRIOT). LSA Logistics Support Analysis. LSAP Logistics Support Analysis Program. 1 K) f. e& J: }3 `$ }LSAR Logistics Support Analysis Record. LSART LSA Review Team (ILS term). LSAT Laser Satellite. MDA GLOSSARY, VER. 4.0 L 171 4 J, y& v0 E1 c* q e; [, oLSAWG LSA Working Group. LSE Lifetime Support Engineering (ILS term). ! u3 a% c2 @1 D1 e7 @LSEA Lifetime Support Engineering Activity (ILS term). * j2 X; C* |! oLSI Large Scale Integration (circuits). ( h" C3 R& I, N4 y7 D/ ^* N1 U. |LSRS Loral Space and Range Systems, Sunnyvale, CA. / g. Z5 c% [1 M0 n/ nLST (1) Laser Spot Tracker. (2) Landing Ship, Tank. LSTS Launcher Station Test Site. LTA Lead Time Analysis. LTBT Limited Test Ban Treaty. LTD Laser Target Designator. / J" E( Z! K& a! {LTH Lethality and Target Hardening. LTS Low Temperature Superconductor LTV Launch Test Vehicle. LU Launch and Update. LUA Launch Under Attack. - U) S6 @2 N8 S# [( hLUP Limited U.S. Protection. 0 W* a! J# C. b5 H9 h& H6 DLUT Limited User Test. LUT/OA Limited User Test/Operational Assessment. LVS Loral Vought Systems, a defense industry contractor. LVT Low Volume Terminal (USN/NATO/Telecomm term). LW Laser Weapons. ; l0 a5 m( q& s1 ^LWAN Local Wide Area Net. % |2 R1 E: n# j1 D& K6 ]LWIR See Long Wavelength Infrared. ) H7 l2 U \2 S% d. L8 YLWIR FPA (PET) Long Wavelength Infrared Focal Plane Array (Pilot-line Experiment Technology). LYTBT Low-Yield Threshold Test Ban Treaty. ! |; v8 P$ |- |0 b& |( h/ g9 ALZ Landing Zone.

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MDA GLOSSARY, VER. 4.0 M 9 y$ h7 Y3 X4 ]+ K) v: d1 d173 m (1) Meter. (2) Minute. M (1) Model. (2) Million. (3) Mega. 6 ]. h) F6 b& R2 L- P cM&LC Missile and Launch Control. 7 u) \+ A6 i7 n5 }, o( ?6 gM&P Manpower and Personnel. ' j$ d* d, A- `% h5 LM&S (1) Materials and Structures. (2) Modeling and Simulation. M-T-M Model – Test – Model. ! p% Q' V4 ^- v8 b b& `M/LWIR Medium/Long Wavelength Infrared. & `0 b! \5 F5 HM/P Manpower/Personnel. ; \8 Y) Q- J8 O# G8 n O) vMAA Mission Area Analysis. MAAG Military Assistance Advisory Group. MAB Missile Assembly Building. 7 u' V% B+ g/ w7 y% iMAC (1) OBSOLETE. Military Airlift Command. See AMC. 6 v1 Z& i/ j) ~' a(2) Maintenance Allocation Chart. ; D! o' X1 [: q/ C! ?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. MAD (1) Mission Area Deficiency. (2) Mutually Assured Destruction. 0 a5 a$ ~: r3 o& ~MADCAP Mosaic Array Data Compression and Analysis Program. MADS Modified Air Defense System. 3 @7 y; x: I, k7 y0 K. eMAE Medium Altitude Endurance. MAGTF Marine Air-Ground Task Force. Main Beam The primary directional EMR emitted from radar transmitters. 4 \8 q) ~& C3 ?* m5 _: c rMaintainer An individual responsible for retaining the major defense system in or restoring it to a specified condition. Maintenance activities include inspection, testing, 7 w7 [! G: h# k0 z& a% }servicing, classification as to serviceability, repair, rebuilding, and reclamation. . A6 J( E" ~" J5 T( UMaintenance Concept/Plan 4 f* G, s0 }% p1 K, s: |8 y9 a" |A description of maintenance considerations and constraints for system/equipment under development. A preliminary maintenance concept is - I+ D7 ?8 d2 xdeveloped and submitted as part of the preliminary system operational concept 6 X: f4 \( Y- x9 n$ d4 F% C. R& n7 Bfor each alternative solution candidate by the operating command with the , W% P/ X4 Z, P2 |: {. jassistance of the implementing and supporting commands. A major driver in ! d; W5 |) x1 s& m4 O$ G; rdesign of the system/equipment and support planned for it. MDA GLOSSARY, VER. 4.0 M 174 Maintenance . |6 c" H' M( f$ }' b" ]5 D( VOperations The corrective and preventive maintenance operations that do not require a 2 g! o( P/ g/ mdeployment decision; it includes correction and subsequent validation testing 3 ?! Q' e/ c o: t/ ]and the update of relevant status configuration, maintenance, and inventory databases. + T; o: Z5 q+ J: d* R2 QMaintenance Planning : I: U G' d* G/ ~The process conducted to evolve and establish maintenance concepts and ' @: r& Z$ R+ `7 x( |requirements for the lifetime of a material system; one of the principal elements of ILS. + \$ c- s' D. x. f5 WMAIS Mobile Automated Instrumentation Suite (USA term). MAISRC Major Automated Information System Review Council MAJCOM Major Command (USAF). 8 k7 J6 l; @8 U9 ~. s: ]Major Automated Information + G- k4 M/ \1 M9 G8 A7 i E6 Z" i' wSystem Review Council (MAISRC) The Senior DoD information management acquisition review board chaired by ' e, Z ?2 X6 w! {6 ^the Assistant Secretary of Defense for Command, Control, Communication, and ) X9 [( @9 _; G2 D8 hIntelligence. See DoD Directive 8120.2.

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Major Defense Acquisition * q% N8 y6 z; [* \( x% D+ @Program An acquisition program that is not a highly sensitive classified program (as determined by the Secretary of Defense) and that is: 1. Designated by the Under Secretary of Defense for Acquisition and * M) ] H3 f0 G" GTechnology as a major defense acquisition program, or 2. Estimated by the Under Secretary of Defense for Acquisition and Technology to require: 6 k3 |5 D3 i/ B7 b* [) Qa) An eventual total expenditure for research, development, test, and evaluation of more than $200 million in fiscal year 1980 constant dollars (approximately $300 million in fiscal year 1990 constant . ?) `# D2 a7 F# @; Rdollars), or $ _9 s4 W3 W3 w/ d7 @4 C( I! [b) An eventual total expenditure for procurement of more than $1 billion in fiscal year 1980 constant dollars (approximately $1.8 billion in fiscal year 1990 constant dollars). Major , P5 l- _4 q8 I/ G" @! WModification A modification that in and of itself meets the criteria of acquisition category I or II or is designated as such by the milestone decision authority. Major modifications , l6 ^; K7 p0 p/ f! [( |7 o/ prequire a Milestone IV decision unless the decision to modify results from one of the alternatives considered as part of the Milestone I decision process. * ?' A) s- A( `0 a& W4 h% D$ r, lUpgrades are part of the Milestone 0 decision process. 3 r! \# K2 I3 k7 R' r0 B5 iMajor 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 / Y9 d6 F% ]6 I6 n0 s+ dproperty. A system shall be considered a major system if it is estimated by the + l$ q( {, c- N H, iUnder Secretary of Defense for Acquisition and Technology to require: . G4 b6 s# D+ P9 f$ u) h1. An eventual total expenditure for research, development, test, and evaluation of more than $75,000,000 in fiscal year 1980 constant dollars 5 O( I, n: G! u6 \$ e7 l6 J(approximately $115,000,000 in fiscal year 1990 constant dollars), or 2. An eventual total expenditure for procurement of more than $300,000,000 in ! }7 u' d( a5 u! x$ |) ]fiscal year 1980 constant dollars (approximately $540,000,000 in fiscal year # l7 V O3 T/ t4 s' P1990 constant dollars). % t* |* V* b! k$ |! a% lMAM Maintenance Assist Modules. MAMDT Mean Active Maintenance Downtime (ILS term). MDA GLOSSARY, VER. 4.0 M & P/ Q+ j5 s" k. F175 ; R8 U) i7 e/ r3 pMandatory Access Control & b2 R* W$ S7 t; C7 k* f5 c& WA 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 authorization of subjects to access information of such sensitivity. : O! k8 [3 N; ^- v* HManeuverable Reentry Vehicle 4 |- d, `9 |# t% B5 p(MARV) A reentry vehicle capable of performing preplanned flight maneuvers during the reentry phase. The reentry vehicles deploy fins or other aerodynamic surfaces ' u/ Q- E, l$ \when they enter the atmosphere, allowing them to turn and dodge rather than fall ballistically. They have no ability to maneuver in space. MANPER Manpower and Personnel ILS term). , K8 i" H D; ?( ^. rManpower - ]: n% w O" K% j! EAuthorizations 5 z* v# T! v( O/ DThe billets in the manpower requirements structure that are planned to be filled. Manpower ) F9 b% K* ^' H7 s& b% e; \Estimate Report " B' R# b7 ]/ p8 [(MER) 5 x2 t% M( @2 @7 F/ T8 _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 approval for EMD or production. Manpower, " i5 [* e' h% A- S( C: qPersonnel, Training, and Safety (MPTS) The human dimension of the complete defense weapon system. The term MPTS also encompasses the concepts and disciplines of human factors : b2 P9 W6 \! c: L$ vengineering and health hazard prevention. Manpower, Personnel, : P* |! @% X8 v9 tTraining, and Safety (MPTS) Profiles 7 a4 o8 u$ G& r( [( q& l; VA description of human dimensions and constraints involving a major system - l, }$ W0 r/ W2 s+ i# j# o! Athroughout the system life cycle. This includes, but is not limited to, descriptions and categorizations of occupations, aptitudes, individual skills and demographics, training system characteristics and components, potential system 4 F# `( a# C5 U' K; y) T6 Zhazards, and other issues affecting the performance and welfare of operators, * m4 \$ l/ w# smaintainers, and personnel that support existing, modified or new systems. MANPRINT Manpower and Personnel Integration (US Army). MANTECH Manufacturing Technology. Manufacturing (or / b, l/ `& G- e0 z# LProduction) Engineering Pre-production planning and operation analysis applied to specific product - `7 p# v& Y& k) y. f- Cdesigns. The functions of planning, specifying, and coordinating the application of required factory resources including: performing analyses of production 9 e- p1 m' b" j% G- v' g+ [, `operations, processes, and systems; applying new manufacturing methods, tooling, and equipment; controlling the introduction of engineering changes, and employing cost control and quality techniques from the factory viewpoint. Manufacturing , |6 a3 u8 l# iOperations, Development, # _" f" J. O6 _# W& o: j+ |$ Hand Integration 1 X8 N& P# X& XLaboratory ' J. v% w. f0 j% W$ |(MODIL) 8 h' G8 @& }+ z, F/ j$ T BAn SDS-peculiar integration mechanism to link product technology development ; N! S Q% S0 h I) s- d L( Bconcurrently with manufacturing process and control development for a costreducing effective SDS development. Manufacturing # E8 J$ I4 i8 k: v0 vTechnology (MANTECH) Manufacturing technology refers to any action which has as its objective the timely establishment or improvement of the manufacturing processes, + U( n* m" `7 Y( W* D2 Ktechniques, or equipment required to support current and projected programs, ( g; _, X# l+ }1 r9 E0 v7 Kand the assurance of the ability to produce, reduce lead time, ensure economic , \4 d* C, g) n2 i8 l7 navailability of end items, reduce costs, increase efficiency, improve reliability, or to enhance safety and anti-pollution measures. MANTECH, per se, is the specific * W; e/ I5 Z4 e& ZDoD program in this area. % E, K: @" M1 c# V9 LMDA GLOSSARY, VER. 4.0 M - q9 @: H2 P/ \" \9 A8 J& g176 MAOC Modular Air Operations Center (JFACC term). 8 A y% {# |2 _0 n2 M0 HMAOPR Minimum Acceptable Operational Performance Requirements. MAP Minimum Acquisition Program. ' V( |5 W# l3 i/ }* B( y3 \MAR Monthly Assessment Report (BMDO/POC term). MARCO Marine Corps.

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Marine Air Command and Control System A US Marine Corps tactical air command and control system that provides the tactical air commander with the means to command, coordinate, and control all air operations within an assigned sector and to coordinate air operations with % h4 F; O/ N3 {2 H& sother Services. It is composed of command and control agencies with communications-electronics equipment that incorporates a capability from manual through semiautomatic control. Mark/Markup Line by line review and approval/disapproval/modification of the defense budget 3 v9 J# }+ e* p+ rby congressional committees. MARS Multi-warfare Assessment and Research System. MARSYSCOM US Marine Corps Systems Command, Quantico, VA , T. J9 ~- Q- P& O1 `1 \MARV Maneuverable Reentry Vehicle. MARVIS Mid-Apogee Reentry Vehicle Intercept System. $ z& B# g$ |5 x$ _4 k- L BMAS Mutual Assured Survival. MASINT Measurement and Signature Intelligence. + X& d9 W" ?0 N$ FMASPAR Massive Parallel Processors (TMD-GBR). 9 g' F1 m* T& K, H* oMass 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). Matching # m O- \- o# y" Z9 A( R/ u# sBallistic Reentry 4 V \9 l/ ]6 P; d5 T5 s4 wVehicle (MBRV) Four reentry vehicle designs (MBRV 1-4) developed to serve as threat ' Q, v, c! w3 `* z* m3 @ @: trepresentative theater targets. Matching Target ( \% {$ u9 f; `; T# n8 c) R* GReentry Vehicle . z7 i. C# I. o) N3 E2 w- ^(MTRV) + s: c7 l& }2 x. ?! }! h6 ^2 |& SThreat representative reentry vehicle developed for GMD Program by Sandia Labs. Planned for use on IFT 9-14. Material Fielding 0 r% D6 C: o( X' s& f' y; S, dPlan Plan to ensure smooth transition of system from developer to user. - @/ e. y E N- I" @8 _Materials Science # _; i u4 D! U% |0 PThe 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. 6 T; b4 e' Q0 a9 [" [9 TMATHSFA Manufacturing and Testing of LWIR Hardened Seeker FPA Assemblies. . y# q' Q# R/ D9 B# d. C% I% Y Q1 JMDA GLOSSARY, VER. 4.0 M # K8 u. X( T& e, F( Y$ @& {+ O% ]: N177 Matra BAE 6 z5 R( p3 K, oDynamics ( X! o/ h5 L2 a/ Q v1 yEuropean missile manufacturer formed in 1996 from British Aerospace Dynamics , j# |! _& L$ y% ]and Matra of France. MATT Mutli-mission Advanced Tactical Terminal. MATT Radio UHF radio receiver for TRAP, TOPS, and TIBS. , C& p1 R& A( ]6 ^5 |MATTR Mid And Terminal Tiers Review. 5 \6 {( P% Q0 R0 Z( ^MAX Maximum. ! R, @3 L- p7 G0 ~% c7 qMaximum 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 allocated interceptors. This option may not satisfactorily defend specific or required assets. MB Megabyte. MBA Multi-Beam Antenna. MBE Molecular Beam Epitaxy. 0 x) ?" J, z. ~" ?% T9 p# X0 aMBFR Mutual and Balanced Force Reduction. ! q. y% t$ `8 ]7 ~9 |) C9 qMbps Megabits per second. 7 a: [# R/ q" w& ~7 y# d) q {/ fMBRV Maneuvering Ballistic Reentry Vehicle. MC (1) Mission Control. (2) See Midcourse phase. (3) Mission Capable (ILS term). (4) Military Committee. 6 h K8 j' Q, W5 k$ {% eMCA Micro Channel Architecture (TelComm/Computer term). MCAS Marine Corps Air Station. 8 p2 _8 R# Z( O# s! |MCASS MTACCS Common Application Support Software. MCBM Midcourse Battle Manager. + J T- v3 Z) X( v& JMCC Mission Control Complex/Center/Console. 4 n0 P) f {* G1 M V# b) XMCCC Mobile Consolidated Command Center. 4 B- D8 j& j% b, gMCCDC Marine Corps Combat Development Center. ; _ A" D) {6 i' D1 t0 ~, jMCCR Mission Critical Computer Resources. MCE Mission Control Element. MCG Midcourse Guidance. MCI Midcourse Interceptor. MCLOR Marine Corps LORA Model (USMC ILS term). 8 O( j$ L1 g5 fMCM Multi-Chip Module. MDA GLOSSARY, VER. 4.0 M 178 5 m' {' T( l/ |% JMCOTEA Marine Corps Operational Test and Evaluation [Command]. MCP (1) Materiel Change Package (US Army term). 6 V5 K! I' v) { Z. U0 ]' z# y(2) Military Construction Program. % ^0 N2 {" d+ o4 s- xMCPDM Marine Corps Program Decision Making. # J( ` J# S$ P: rMCRDAC Marine Corps Research, Development & Acquisition Command. 7 u# D: N% ^- `1 u0 z$ ] g9 bMCS (1) Maneuver Control System. (2) Midcourse Sensor. MCSS (1) Midcourse Surveillance System. (2) Military Communications Satellite System. 8 m) i5 M7 z1 n' ]! WMCT Mercury Cadmium Telluride (cf. HgCdTe). * o$ {( u- L: ~/ ^; H$ [MCTE Mission, Course of Action, Task, and Element Control Directives. " D3 a0 ^, d; Y; x" d( u0 HMCTL Militarily Critical Technologies List. ; m# b2 n. v, GMCTR Missile Control Technology Regime. MCV Mission Capable Vehicle. MD Missile Defense. MDA (1) Missile Defense Agency. (2) Missile Defense Act. (3) Milestone Decision Authority. (4) McDonnell-Douglas Aerospace. ; S- z7 U- W) R. c/ N# l$ KMDAHWG Missile Defense Ad Hoc Working Group. MDAP Major Defense Acquisition Program. 5 Z9 B8 V+ K( p7 E* hMDART Missile Defense Activities Review Team. MDBIC Missile Defense Barrel Integration Center. - L- b+ v$ z B7 Y/ q7 bMDC Midcourse Data Center, Advanced Research Center, Huntsville, AL. MDCI Multi-Discipline Counterintelligence. MDDC Missile Defense Data Center, USASSDC, Huntsville, AL.

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MDP Manufacturing Data Package. MDR (1) Medium Data Rate (TelComms/Computer term). (2) Milestone Decision Review. 9 J0 |- Z2 z {" N' A; o' U(3) Multi-national Defense Research. MDSC Missile Defense Scientific and Technical Information Center. 3 f/ R0 V( D$ L' KMDSTC Missile Defense and Space Technology Center. MDT Maintenance Down Time. MDTD Mean Downtime Documentation (ILS term). MDTOA Mean Downtime for Outside Assistance (ILS term). 2 W: b! F5 G! f/ ^MDA GLOSSARY, VER. 4.0 M 179 MDTOR Mean Downtime for Other Reasons (ILS term). 5 J# l2 ~4 Z4 DMDTT Mean Downtime for Training (ILS term). MDW Mass Destruction Weapons. ; _) Y7 V0 w O* w1 ^+ OME/VA Mission Essential/Vulnerable Area 7 g! e7 o1 h+ B9 Q9 `MEA Mission Effectiveness Analysis (JFACC term). MEADS See Medium Extended Air Defense System. Mean Time / |! T- C. n; @% I6 iBetween Failures (MTBF) A measure of the reliability of an item. Defined as the total functioning life of an 5 Z9 ~% }3 \+ b) _. {item divided by the total number of failures within the population during the & O" B/ @5 r4 G: _, J. M( G1 {7 ]) tmeasurement 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 % O7 g8 J0 P0 P9 }2 uof maintainability. Mean Time to ! m+ t- r8 i! w' ]% X' B, kRestore System (MTTRS) ; ?2 O6 S( h, |0 lA measure of the system maintainability parameter related to availability and ( y3 k( f7 [) v3 C% F' \* I% |/ zreadiness. The total corrective maintenance time associated with downing events, divided by the total number of downing events, during a stated period of + a8 j6 ~- a* xtime. (Excludes time for off-system maintenance and repair of detached 1 z7 t6 A' s+ a3 C5 T+ ~4 h* Mcomponents.) 0 G2 {5 X6 {# s8 B2 G+ h* EMEASAT Malaysia East Asia Satellite. + K! I* c: R" I! ~( XMeasure of 2 y2 l! i( G' n' ?Effectiveness 9 G3 L. U# {5 ~9 [7 a: R(MOE) $ g3 R1 b+ }: R$ Z/ V5 \4 {The quantitative expression (sometimes modified by subjective judgment) of the 0 i6 l* f; @( |9 \success of a system in achieving a specified objective. O0 c5 D8 @% B5 h) }MEC Mission Essentially Code (ILS term). $ A0 \0 c+ H% j i0 R1 nMedium Earth ' ~$ }' K3 V! Q" [# N: e5 @& rOrbit (MEO) 6 h4 R G- w, a9 v' vSpace vehicles characterized by orbits between 400 and 10,000 nautical miles, * X! V7 r; k- G6 S9 c$ Rlonger duration revolution (2 to 12 hours), longer visibility envelopes (10 minutes * K9 v/ h" o, ?up to approximately 1 hour), and generally longer lifetimes. This region contains the Van Allen radiation belts where electronic components need special protection. * k2 c$ X6 ~( pMedium ( @/ N, M* z" @) o8 C0 t" IExtended Air - K* L: T3 a5 k0 \) t4 H5 p# v. ?Defense System 1 D1 {& Z1 s5 k0 T7 q(MEADS) A lightweight, highly transportable, low-to-medium altitude air defense and $ M/ _/ ~9 u& g2 Q& _, Dtheater missile defense system designed to protect critical fixed and maneuverable corps assets. MEADS superseded the Corps SAM program in + ?1 L: `7 @( @ V1995. Medium Power Lasers 1 c k2 v/ w+ |/ d: ELasers that radiate power less than 1 MW, normally used to detect, identify, ) p+ k6 S/ L1 w0 o) L! ?7 h+ T1 ytrack, and designate a target vehicle. ( J5 k3 M) v# A/ bMedium Range Ballistic Missile (MRBM) A ballistic missile with a range from about 600 to 1,500 nautical miles. 1 K6 ?8 K8 u$ O2 l/ N8 {Medium 7 }. }% O8 R6 D! t. L$ E$ r8 wWavelength ( Q" B6 V. Z* E5 y8 h, MInfrared (MWIR) - L& u( j* ~ u6 HThermal radiation emitted by a source in the electromagnetic spectrum encompassing infrared wavelengths of 3 to 6 microns. 1 _9 u: A: O) O& [MDA GLOSSARY, VER. 4.0 M 180 MEF Marine Expeditionary Force. $ E$ z! n6 B' }# Z3 v% lMEILSR Minimum Essential ILS Requirements (NSA term). MEL (1) Maintenance Expenditure Limit. (2) Mobile Erector Launcher. MEM (1) Mission Effectiveness Model. (2) Mission Equipment Modernization. Memorandum of Agreement (MOA) (1) In contract administration, an agreement between a program manager , I1 w4 ~. b+ ^ B7 b* Q( Y% b% tand a Contract Administration Office, establishing the scope of ) g& G" e+ i; i: N: o* D: Gresponsibility of the Contract Administration Office with respect to the & E: ~4 p' H8 n4 ycost and schedule surveillance functions and objectives, and/or other contract administration functions on a specific contract or program. / X: u/ r8 R1 l) L(2) Any written agreement in principle as to how a program will be administered. Memorandum of Understanding (MOU) 1 Y( |: M! t5 s! w, ZOfficial agreements concluded between the NATO countries' defense ministries 7 F k# Y- }/ Bbut ranking below government level international treaties. De facto, all partners generally recognize such agreements as binding even if no legal claim could be - ?/ ^. o2 H4 @0 s" u! }based on the rights and obligations laid down in them. / v( W# e/ s/ K- s+ UMEO Medium Earth Orbit. MER Manpower Estimate Report. : g: ~7 c& G9 e# N' e7 P3 @Mercury 1 ^* r/ v8 {+ M' w/ @- o: [Cadmium Telluride (HCT) - w* D ?+ x( U: o0 S# _1 y0 ?Infrared sensing material. ! l/ `" C- j) KMES Military Essential Support.

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MESAR Multifunction Electronically Scanned Adaptive Radar (UK). 7 T/ j7 W Q/ [ QMESFET Metal Schottky-Gate Field Effect Transistor. Mesosphere The portion of the atmosphere from about 30 to 80 kilometers above the earth. Methods Engineering . ^! I! \1 y: u. [5 d. {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 4 k N- \& l* a: w' a3 _% s8 Y3 R% p6 {the quickest and best method of performing each necessary element or ' D/ o5 g4 C# X y( c$ T8 coperation. It includes the improvement and standardization of methods, equipment, and working conditions; operator training; the determination of M) [+ c g5 I3 H8 L- d3 L" ustandard times; and occasionally devising and administering various incentive plans. ( Q3 b+ I* N; S% GMETO Minimum Effort Task Order. METOIA Minimum Effort Task Order Impact Assessment. , o4 {1 Y- C" X! @8 {0 R7 VMETOP Minimum Effort Task Order Plan. METOR Minimum Effort Task Order Requirement. Metric (Software). An indicator, which measures some specific attribute of the software : w3 b |% B* ^; o; O gdevelopment process. MDA GLOSSARY, VER. 4.0 M 181 Metrology The science of measurement, including the development of measurement standards and systems for absolute and relative measurement. Used to ( N4 h2 P: ^* d9 Hdetermine conformance to technical requirements including the development of . t; j5 ^% W* g. F! p' Q% P8 Istandards and systems for absolute and relative measurements. MeV Million Electron Volts. 7 H( e" J c: hMEZ Missile Engagement Zone. MFAR Modular Multifunction Phased Array Radar. MFEL Medical Free Electron Laser. MFG Master Frequency Generator. MFL Multiple Folded Ladar. 6 D8 {0 E1 r' x8 C7 x4 W* r+ uMFLOPS Million Floating Point Operations Per Second. MFP Major Force Program. + E: x/ j; f" _- ]MFR Memorandum For Record. 0 K1 |$ ^! k; ^7 [& y) vMFS MFS Communications Company, Incorporated. MFSIM Multifunction Simulation (PATRIOT), Huntsville, AL. MGEP Mobile Ground Entry Point. MGLI Midcourse Ground Launched Interceptor. ) X6 z) |" _ b- L- e! n' mMGMT Management. : G) O0 u6 v( [' J& d7 j: {MGTS Mobile Ground Telemetry Station. MHD Magneto-Hydro-Dynamic. 8 e: K& I% v: I% r* L/ H- w( @MHE (1) Material Handling Equipment. (2) Mobile Hauling Equipment. * z# L5 i6 K, T9 ~% r7 ^MHV Miniature Homing Vehicle. : `7 g# `# V: Bmi Statue mile (5,280 feet). % [& a* y' ~! o( d2 j9 wMIC Management Information Center (MDA). MICOM U.S. Army Missile Command, Redstone Arsenal, AL. MIDAS Missile Defense Alarm System (US). Mid-Course 0 D' x- ~9 V0 G' o, F+ R7 PDefense Segment (MDS) 5 L2 N8 k( l0 e4 B$ {* d" `4 AThe portion of the BMDS that defeats ballistic missiles during the period of flight - W. Z& a/ ], t# g, V3 \between boost and atmospheric reentry. ' r! W/ @5 f5 ]2 |. E3 V" t, OMidcourse Guidance % y. n. B: E3 ]5 }" T$ t0 {The guidance applied to a missile between termination of the boost phase and . v6 [& G1 l' O+ qthe start of the terminal phase of flight. MDA GLOSSARY, VER. 4.0 M . S$ I' _8 d r* M% D( d182 Midcourse (MC) 8 o! K ^3 x( m7 v- t# s5 TPhase 7 g& O( I8 e+ [8 o' K: ?That portion of a ballistic missile's trajectory between the boost phase and the 3 i3 c1 W: `! p1 d5 x) z4 ]# ireentry phase when reentry vehicles and penaids travel at ballistic trajectories & Q+ F* C( C, o/ T; E2 l( Kabove the atmosphere. During this phase, a missile releases its warheads and 9 Y2 P9 f4 V) R' F! E: z! `# c% ddecoys and is no longer a single object, but rather a swarm of RVs and penaids falling freely along present trajectories in space. Midcourse Space $ I- D1 S5 G: {; L6 l7 T* WExperiment (MSX) 5 B$ w1 ]. E! x3 }' w% nDesigned to provide demonstrations of midcourse acquisition and tracking from space, technology integration of optics, focal plane arrays, signal processing, 0 |% q# n. A! T& ?% tetc., and collect background phenomenology measurements and target 5 H+ D4 _ D+ r! bsignature measurements. 9 A$ c& d( z: L) ?Midgetman US ICBM. MIDI Musical Instrument Digital Interface. / h/ Q5 f0 Z1 r7 XMIDS Multi-Functional Information System (USN/NATO/Telecomm term). MIIRD Mission Issue Identification and Resolution Document. MIJI Meaconing, Intrusion, Jamming, and Interference. 2 J# j& o+ C" E) S4 Q& MMIL Man-in-the-Loop. MIL-HDBK Military Handbook. & Q) y$ X: J3 T& s5 ~) N9 UMIL-STD Military Standard. + _$ e; G6 E" ` T9 F4 m! LMILCON Military Construction. Milestone - d4 W9 N, q x2 R# G3 WDecision w H5 L2 [7 F( n0 k: Z7 LAuthority The individual designated in accordance with criteria established by the Under Secretary of Defense for Acquisition and Technology to approve entry of an acquisition program into the next phase. Milestones (MS) Major decision points that separate the phases of an acquisition program. Military 7 m" z# N% o7 m5 y7 a( dCapability The 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, # g, s% F2 v8 n. Gsize and composition of the units that compromise our Defense forces; b) Modernization -- Technical sophistication of forces, units, weapon systems, and equipment; c) Readiness -- The ability of forces, units, weapon systems, or ! w1 E! T9 t1 H, {2 Nequipment to deliver the outputs for which they were designed; d) Sustainability -- The ability to maintain the necessary level and duration of operational activity $ Z) s7 I% B+ u2 S# n3 lto achieve military objectives. Sustainability is a function of providing for and & y3 Z J% x( @0 n/ x7 }& j# zmaintaining those levels of ready forces, materiel, and consumables necessary to support military effort.