航空缩略语词典

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MDA GLOSSARY, VER. 4.0 T 298 Theater Missile Defense Council (TMDC) A consultative body for considering TMD family of systems planning and programming issues; chaired by an Assistant to the MDA Deputy for Acquisition/TMD, membership includes MDA TMD Directors, representatives of 2 q; \& K! k6 I( O- }; H' n0 geach applicable Service Program Executive Officer, and TMD Executive Agents and Program Managers. Theater High - h, o( W$ j3 P! {Altitude Area Defense System (THAAD) A ground-based, air transportable interceptor system that will provide wide area defense capability by intercepting longer-range missiles at higher altitudes and at $ T5 c- r* _ r8 L8 {5 w0 {% W/ U* vgreater distances. Will provide an overlay or upper tier to point defenses such as 1 e+ k. O" L8 QPATRIOT. ; Y9 b: g+ e. k1 KTheater Missile & D( a% U" E. {5 F. Z' w2 M& y, i(TM) , A, n- `2 u( E; s3 t, RA theater missile (TM) is a ballistic missile (BM), cruise missile (CM), or air-tosurface guided missile (ASM) whose target is within a theater or which is capable of attacking targets in a theater. 5 K1 I" g$ t cTheater Missile Defense (TMD) ; g* V5 @/ }7 uOBSOLETE. The strategies and tactics employed to defend a geographical area ( W! i$ _5 B+ w' U2 `: b3 \- o6 loutside the continental United States against attack from short-range, intermediate-range, or medium-range ballistic missiles. Theater Missile Defense Ground- ; B% x' Y- |4 l/ n8 K9 t, X3 r/ IBased Radar ( {0 G% n. b- g9 M, A" J(TMD-GBR) " x" h7 Q$ L Z& \A ground-based, air transportable sensor that provides search, tracking and discrimination capabilities for the THAAD interceptor system. Also referred to as THAAD Radar. Theater Missile Defense Initiative & g3 e) x9 W+ E- b% A8 J8 d(TMDI) 7 C# e6 m! N8 p, I8 [An initiative under which all DoD theater and tactical missile defense activities are $ J. N- |, p4 x9 Ocarried out. Section 231 of the National Defense Act for Fiscal Year 1993 (Public Law 102–484) directed establishment of a TMDI office within the DoD. THEL Tactical High Energy Laser. Thermal Energy Electromagnetic energy emitted as thermal radiation. The total amount of 9 R0 L' H9 v q2 ethermal energy received per unit area at a specified distance is generally ) E- a+ B6 L- u; q8 q- l" {expressed in terms of calories per square centimeter. Thermal Imagery Imagery produced by sensing and recording the thermal energy emitted or reflected from the objects, which are imaged. Thermal Kill The destruction of a target by heating it, using directed energy, to the degree that structural components fail. Thermal Management " J, ?$ ~4 Y- ~" M1 {' xTechnologies/techniques associated with the control and management of thermal energy, its generation, dissipation, and recovery. - x: }, L6 F$ o7 k& c( W( ]3 QThermal 0 W# L* v( Z4 A7 `* i2 DRadiation 8 s5 i$ W7 u! _8 O$ JElectromagnetic radiation emitted (in two pulses from a nuclear air burst) from the fireball as a consequence of its very high temperature; it consists essentially of , [9 v+ s* F1 m( Z8 c# Lultraviolet, visible, and infrared radiations. Thermal X-Rays The electromagnetic radiation, mainly in the soft (low energy) x-ray region, ! j! K1 X! R6 c% g# _' v" w% Bemitted by the nuclear weapon residue by virtue of its extremely high {, [3 M, q6 r/ ztemperature; it also is referred to as the primary thermal radiation. It is the / N. A: I- ?9 r: n2 c9 I& O g/ }absorption of this radiation by the ambient medium, accompanied by an increase in temperature, which results in the formation of the fireball (or other heated region) which then emits thermal radiation. (See X-Rays.) MDA GLOSSARY, VER. 4.0 T 9 ?3 b$ U. r# ]6 G8 _1 l299 Thermosphere The atmospheric shell extending from the top of the mesosphere to outer space; K/ F# t# G/ g# I. `1 ^it is a region of more or less steadily increasing temperature with height, starting ; _/ v, B* _8 Z% zat 40 to 50 miles (70 to 80 kilometers); the thermosphere includes, therefore, the 0 o: C, \5 B$ Lexosphere and most or all of the ionosphere. Threat 0 C, S4 f$ |9 U4 x8 @0 SCharacterization An assessment of the nature, magnitude and intent of an attack in progress. Threat Corridor (Threat Tube) Y7 f; J/ E! ^, O6 t4 WA tube containing all the objects originating from launch sites and aimed at 0 N# P& f3 ~( X$ ]$ }; i. [; otargets whose spacing is close enough to permit the tube around the object trajectories to be represented by a single trajectory in battle management , v7 j" A- L; \+ F5 t$ p% Hcomputation. Threat Scenario A hypothetical example of the employment of threat systems against ballistic missile defenses for the purpose of analysis and evaluation of those defensive : ]$ A9 Q% q8 i0 fsystems and architectures. Threshold Performance capability or characteristic level in terms of a minimum acceptable value (threshold) required to satisfy the mission need and a performance objective. % U4 p7 E( A0 q! XThreshold Defense A defense strategy that concedes that the target can be destroyed at a price that is not prohibitive, but the presence of the defense is thought to require the offense to mount a relatively large and complex attack. Throw Weight All weight in an interceptor, above the sustainer, which serves as the kill vehicle. Thrusted Replicas (TREPS) Conical decoys equipped with a miniature rocket device. Generally used to change the decoy’s optical signature to resemble that of an RV in the reentry phase. TI (1) Technical Instruction. (2) Technology Insertion. TIARA Tactical Intelligence and Related Activities. TIBS (1) Theater Information Broadcast Service. - Q l6 A* K( |6 @(2) Tactical Information Broadcast System. 1 J1 _% t- k o' c" z(3) Theater Intelligence Broadcast System. ; a. ]$ e% U* [0 n: PTIC (1) Thermionic Integrated Circuit. (2) Technical Information Center. ( a: G- w$ e7 p4 i0 FTIDP Technical Interface Design Plan. TIE (1) Technology Integration Experiments. (2) Technical Independent Evaluation. Tier An integrated set of SDS elements that address a particular phase of the threat : r! t1 ~% J( I3 d4 l(e.g., boost phase). Tiered Defenses The use of defensive systems at different phases of the missile trajectory. TIES Technology Integration Equipment System. * I# [% a. `0 ?# d' x; UTIIAP Telecommunications and Information Infrastructure Assistance Program. TIL Technical Insertion Laboratory. $ g" R, n) M& I4 T1 |; nTIM Technical Interchange Meeting. 8 a( X5 D( F( D% s( y2 |$ \( `# pMDA GLOSSARY, VER. 4.0 T ! d+ @' l0 t z9 w1 e300 * B9 e& ?; q4 k2 ?* s7 ]$ E: NTime-Phased Force and Deployment List 8 t: k) e0 ?9 V1 bAppendix 1 to Annex A of the operation plan. It identifies types and/or actual $ J V6 A c3 S0 Lunits required to support the operation plan and indicates origin and ports of ; [: I& p5 t$ }2 x* M) V; H9 C: {debarkation or ocean area. ) b' K- R s3 |* _Time of Flight 9 Q3 l7 @* v9 g- E b! d(Max) , P3 W! p% L g7 e H1 |The maximum time for a booster or vehicle to perform its function from time of 3 y% U) ]- k% b4 b2 v" Y( glaunch. " }/ N9 r6 M" w+ h& mTime on Station The time the sensor is in its operating position. & C$ r3 H1 N# R* o9 ?+ {/ q; s0 {" tTime Sensitive . ~- `5 l/ r" |" OTargets 0 O- b: N4 J! L6 |( q3 T, QThose target requiring immediate response because they pose (or will soon / o2 w$ b7 O# v# N7 |- u. }pose) a clear and present danger to friendly forces or are highly lucrative, fleeting targets of opportunity.

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Time to Station The time required to move a sensor to its operating position. TIMS Training Integration Management System (USAF term). ' {# ^* K9 i6 L" XTIN Theater Intelligence Networks. TIP TOPAZ International Program. 5 \2 j* b( u5 R3 m' TTIR OBSOLETE. Terminal Imaging Radar. (Predecessor to Ground-Based Radar Terminal (GBRT).) ) ~$ E! b8 v4 s: r. U9 zTIRS Telemetry, Instrumentation and Range Safety TIS (1) Trusted Information Systems, Inc. (2) Technical Information System. Titan USICBM. 3 ]3 w; l0 |8 c) X2 H0 \1 K3 \$ [TIU TIBS/Tactical Interface Unit. 3 j" t$ j" V9 j0 w% T" r5 W$ UTIWG Test Integration Working Group. (U.S. Army) TL Team Leader. TLA Time Line Analysis. 7 x" ]. V) v& g5 L0 H1 v4 q" ~TLAM Theater land Attack Missile. Z, t" I$ Y; ~) GTLAM/D TLAN [with submunition] Dispenser (Navy term). TLDD Top Level Design Document. 1 ~. m; h3 r' l2 Z8 d aTLV Target Launch Vehicle. TLX Teletype. TM (1) See Theater Missile. (2) Technical Manual. (3) Tactical Missile (US Army term). TMCC Test Monitor and Control Center. TMD See Theater Missile Defense. & A) \- f# f! |9 W) @, U1 iTMD C2 Theater Missile Defense Command and Control. - m, u% d- i: NMDA GLOSSARY, VER. 4.0 T 7 z* ^$ q+ ?* @0 \) p301 TMD C 3 ! q5 W2 V& e# H1 j; YI Those assets that provide connectivity between and among Theater Ballistic % {/ {$ w/ a6 x! j0 K4 t* G: zMissile Defense forces. TMD ESM Theater Missile Defense Existing System(s) Modification (MDA term). , l; i3 g! ]9 t5 d# f* rTMD GBR See Theater Missile Defense Ground Based Radar (THAAD Radar). TMD IA Theater Missile Interoperability Architecture. TMD ITP TMD Integrated Test Plan. 4 b/ B2 A) F9 A& q% G F- W! M7 w. JTMDAS Theater Missile Defense Architecture Study. - H& C1 u5 V$ K0 C8 g* s9 x3 g+ `TMDC Theater Missile Defense Council. ( H' ]3 N. ]: P. h4 h( G: ^TMDE Test Measurement and Diagnostic Equipment (ILS term). : I" V4 O) y1 e& w3 Y$ F% N- iTMDI See Theater Missile Defense Initiative. % t+ n5 P6 U1 f# rTMDSE Theater Missile Defense System Exerciser. 7 t# p$ }0 m9 E: HTMMM TOMAHAWK Multi-Mission Missile. ' k; D5 \7 u( o! `- ^0 y, ?0 ]TMP Technical Manual Plan (ILS term). # M2 y4 Z+ L: u! cTMPCU Tomahawk Theater Mission Planning Center Upgrade. TN (1) Terrestrial Network (C2E term). (2) Thermonuclear. 6 _; ~0 c% E! J5 w, t$ s1 F4 O/ {TNF Theater Nuclear Forces [Treaty term]. ' p( I( j; v5 p/ p4 n" _1 aTNT Trinitrotoluene. : B& I9 \" m1 K" |- m; L, wTNW Theater Nuclear Weapon. TO (1) Task Order. (2) Technical Order. 3 Y, z" c( H! u9 `8 Z% STOA Total Obligation Authority. ( g% {. R+ U+ O' c7 U9 UTOAM Tactical Air Operations Module. TOC Tactical Operations Center. 6 h5 P) r ]8 y% I3 R4 |TOE Table of Organization and Equipment. TOF Time of Flight. TOI Track of Interest. TOIA Task Order Impact Analysis. 9 s5 V% F* a+ ]" t% L+ _2 YTolerance The ability of a system to provide continuity of operation under various abnormal ) B/ x- R+ h: o0 [0 y, Y& J' Rconditions. 7 i; c2 q! F) V2 a* ATOM See Target Object Map.

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Tomahawk US ground launched cruise missile. MDA GLOSSARY, VER. 4.0 T 302 3 t% D& m* ~# W) o1 T0 f5 ?TOMD Task Radar Management Details. TOMP Task Order Management Plan. ; b( d7 y- t' z6 `/ _TOMS Total Ozone Mapping Spectrometer (NASA term). + h' U' N3 k/ S6 z+ ^TOO Target of Opportunity. TOOL Target of Opportunity Launch. TOP Task Order Plan. 0 K- |. _: X2 N& R( z$ }6 JTop-Down Pertaining to an approach that starts with the highest-level component of a / ?* c5 k+ S- t+ I; b; Ghierarchy and proceeds through progressively lower levels; for example, topdown design, top-down programming, top-down testing. Contrast with bottomup. ( B0 m% H9 n' I2 h vTop-Down " i3 e( |( I/ q5 L' ?Design The process of designing a system by identifying its major components, decomposing them into their lower level components, and iterating until the / p) w$ c; u% wdesired level of detail is achieved. 7 P+ B" o0 \3 n6 I- pTop-Down 8 _. c4 J' h2 v" F z9 PTesting The process of checking out hierarchically organized programs, progressively, from top to bottom, using simulation of lower level components. : t1 G/ L2 `8 `7 P: t8 ~* }TOPAZ A project to demonstrate the transfer of Russian thermionic space nuclear power 5 x; Z- M) F- `technology to U.S. BMD applications. TOR Terms of Reference. 1 A% y0 Z, s* m7 C) `TOS (1) Tactical Operations Shelter (Station). (2) Task Order Status. 2 a( d8 n. N! V. ~' L+ h6 n0 hTOT Time on Target 9 ?* H5 N$ r t/ F; Z# H d1 ?Total Obligation Authority (TOA) 9 Q: T$ ]/ F3 U+ bA DoD financial term, which expresses the value of the direct program for a given $ `: ~6 ?- s" h7 X( Lfiscal year. + y8 J5 h+ k1 OTotal Quality Management (TQM) A management philosophy committed to a focus on continuous improvement to : a7 I+ ]" s. P" F, dproduct and services with the involvement of the entire workforce. TOTS Target Oriented Tracking System TOVS TRIOS Operational Vertical Sounder. Toxicity The kind and amount of poison or toxic produced by a microorganism, or possessed by a chemical substance not of biological origin. 5 ~* v7 s" ]3 ?( y$ C- KTP (1) Telenet Protocol (Telecomm/Computer term). (2) Test Program. TPALS Theater Protection Against Limited Strikes. TPBM Terminal Phase Battle Manager. - j! {9 _0 k! M! eTPD Mobile Tactical Radar (US). TPDR Total Processing Data Rate (TelComm/Computer term). . R/ W0 ]- ]# q' g1 S' XMDA GLOSSARY, VER. 4.0 T & f% A: Y, H5 g# z8 R303 1 ]4 j9 Y9 |' FTPEC THAAD Performance Evaluation Center. TPEM Technology Program Element Manager (SDIO/MDA term). 5 q; [/ i% J ?9 }" C6 UTPFDD Time-Phased Force Deployment Data. 4 \# ^+ h2 C7 STPFDDL Time-Phased Force Deployment Data List. 3 @. ?* ^( A8 M- TTPFDL Time-Phased Force Deployment List. 2 n W3 e! `) J$ G/ [% cTPM Technical Performance Measurement. ! g" W7 b! v0 G/ TTPMT Total Preventative Maintenance Time (ILS term). , P9 m. ?7 x. n' s' o# I& `TPO (1) Test Planning Organization. (2) THAAD Program Office . N4 I5 a, O7 Y D3 H# U+ aTPP Test Procedure Plan. 9 p5 }! ?3 B" v6 W! ?- zTPR (1) Terminal Phase Radar. (2) Trained Personnel Requirements. (3) Target Performance Report. TPS Thermal Protection System. TPT Theater Planning Tool. 6 h' X$ k( I7 t( ]TPWG Test Planning Working Group. (U.S. Air Force) TQM Total Quality Management. ; u$ C) i5 c2 l4 H' CTraceability (1) The characteristic of software systems or designs or architectures or domain models that identifies and documents the derivation path 2 e% e, [$ v1 n7 U* b(upward) and allocation/flowdown path (downward) of requirements and constraints. (2) The degree to which a relationship can be established between two or more products having a predecessor-successor or master-subordinate relationship to one another.

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Track (1) A series of related contacts displayed on a plotting board. # S3 u& E" b: v* n* q. G% S# I(2) To display or record the successive positions of a moving object. & c" x X( F b! |# E(3) To lock onto a point of radiation and obtain guidance from. (4) To keep a gun properly aimed, or to point continuously a target locating instrument at a moving target. " K; G0 H; z3 ]8 B(5) The actual path of an aircraft above, or a ship on, the surface of the earth. : c+ }+ M1 \6 Y: o* ~: Y9 PTrack $ w/ l8 T! B8 kAssessment The Track Assessment looks for anomalies in an object’s track data. An anomaly 6 J* v4 z9 g7 qin the track may indicate a hit. Track, Birth to Death The maintenance of an associated track through all phases of flight (i.e., boost - [5 L6 Z' Z1 Z- [1 `$ nto reentry). 5 A& Q' b! T; i* KTrack Correlation The combining of track information for identification purposes, using all available ) y" n9 `4 M. A4 \data. Track Extension This term usually applies to improvements in track estimates by use of new data. # ]# N3 y# |( ~' o- UIt is sometimes used to describe a process of target extrapolation to a future time or place (e.g., reentry). : l" z. W) j* pMDA GLOSSARY, VER. 4.0 T 304 Track File A target’s stated estimate, confidence, covariance matrix, and associated LOS measurements with irradiances with confidence of association; or some subset of . i' d! o9 B: }! Bthe above. Track File-Track History 8 V+ F! t: p6 E; ~0 M8 ^A set of individual track reports on a particular object, which taken together produce useful approximation of that object's future position in space. Track Formation The process of determining the track or tracks of detected objects. It is usually a three-step process of data association, track initialization, and track improvement `' p! S8 z* P% y5 f- Vby filtering. Tracking The act of generating and maintaining a time history of an object's position and 8 A% U& l, P& f% y: |* ?! Z1 qany other features of interest. Tracking and Pointing Once a target is detected, it must be followed or “tracked”. When the target is successfully tracked, a weapon is “pointed” at the target. Tracking and pointing ! X w* Z' M4 D" x; X; q1 pare frequently integrated operations. Tracking Range ' z% c% b2 c* S2 q, D7 k5 ^(Max) , Z5 M* ]" y3 y1 P( `, @# ZThe maximum line of sight distance at which a sensor can maintain track of an object. Track Initiation The formation of the first or initial estimate for a sensor system of the state vector of an object. The process typically requires observation from a number of frames. Track Production Area An area in which tracks are produced by one radar station. Track Symbology Symbols used to display tracks on a data console or other display device. - O2 \+ b* e9 K2 W# ]Track Telling The process of communicating air surveillance and tactical data information + A6 V% L! z2 {3 x4 W6 E6 Nbetween command and control systems or between facilities within the systems. Telling may be classified into the following types: back tell; cross tell; forward tell; lateral tell; overlap tell; and relateral tell. TRADEX Target Resolution and Discrimination Experiment. * ?, }0 l& w4 M. _. H0 M) E: cTRADOC U.S. Army Training and Doctrine Command, Ft. Monroe, VA. 3 D$ W" p3 C: O, S8 X% {1 i; }( b nTraffic Capability Maximum ) a9 k- A) a* }* i# ]4 bThe maximum number of objects per unit time which the sensor system can maintain track files. " k& a2 T$ z6 Y4 }% UTraffic Decoy Decoy that matches RV characteristics in the exoatmosphere and high endoatmosphere. Train Threat geometry with objects placed in a line (string) along the velocity vector of reentry. ) Z9 |3 P+ P# X! ^+ i# xTrajectory The curve described by an object moving through space. Trajectory ; p# ^" x+ {3 pHistories Trajectory information on targets recorded over a period of time. TRAK A data base management system (not an acronym). Trans-Attack Period from first tactical indication of attack until termination started, i.e., postattack. ) X& p0 m9 `4 K! r% c0 n2 L( J, YMDA GLOSSARY, VER. 4.0 T 305 TRANSCOM [U.S.] Transportation Command, Scott AFB, IL. TRANSEC Transmission Security. Transition The period in which the world strategic balance would shift from offensedominance to defense-dominance. Transition to Production A risk reduction process during which the program shifts (passes) from ; @6 e8 r8 f5 Z! Kdevelopment to production. It is not an exact point, but is described as a " E5 |8 D" B2 n* D0 g& wprocess consisting of disciplined engineering and logistics management to ensure the system is ready for manufacture. (See DoD 4245.7-M.) 7 V5 V/ r) s! v! K" v1 [& x# BTransmission Security - W2 y' J. x8 J+ y" V(TRANSEC) b6 t9 E T; m# a( uThat component of security, which results from all measures, designed to protect communications transmissions from interception and traffic analysis. (See . S7 x. J' O2 S- z8 tCOMSEC.)

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Transonic Of or pertaining to the speed of a body in a surrounding fluid when the relative speed of the fluid is subsonic in some places and supersonic in others. This is encountered when passing from subsonic to supersonic speeds and vice versa. Transponder A receiver-transmitter that will generate a reply signal upon proper interrogation. , y7 W& p* _& J DTRAP Tactical Receiver and Related Applications. Trap Door A hidden software or hardware mechanism that permits system security mechanisms to be circumvented. 0 C% S! `; n5 S3 o& iTraveling Wave $ u7 K& ^. ?0 {4 J" y* lTube (TWT) 8 W: ]) Y# F$ @, j5 }An electronic tube in which a stream of electrons interact continuously or c( x: C6 q2 Hrepeatedly with a guided electromagnetic wave moving substantially in synchronism with it, in such a way that there is a net transfer of energy from the 4 d5 ^2 V! c( {stream to the wave; the tube is used as an amplifier or oscillator at frequencies in & G8 h7 G' e( f( Sthe microwave region. 8 f% k2 u* G7 P' j8 l$ jTraverse (1) To turn a weapon to the right or left on its mount. (2) A method of surveying in which lengths and directions of lines between ) P9 M; g0 h: ?' x* v+ opoints on the earth are obtained by or from field measurements, and ; i% ?2 N: z: j: R, R3 W( Y+ Zused in determining positions of the points. Traverse Level That vertical displacement above low-level air defense systems, expressed both as a height and altitude, at which aircraft can cross the area. TRB Tactical Review Board. e3 {) s" Z, F0 STRD Technical Requirements Document. ' Q7 x1 x" W6 \$ v1 B* c& Z1 sTRE Tactical Receive Equipment. TREA Transmit/Receive Element Array (THAAD). TREE Transient Radiation Effects on Electronics. TREM Total Radiation Environment Model. TREPS See Thrusted Replicas. 4 F( _6 [2 @7 R: x4 ^& B; `$ b TTRESIM Tactical Receive Equipment Simulator. MDA GLOSSARY, VER. 4.0 T 306 5 W: }) W- }- D# _) ]5 FTRG Threat Reference Guide. TRI-TAC Tri-Service Tactical Digital Communications System. TRIDENT Class of US ballistic missile submarines (USN term). TRIDENT I (C-4) US SLBM (USN term). 1 _0 d: a) k5 }, m8 ^5 gTRIDENT II (D-5) US SLBM (USN term). TRIM Toxic Reduction Investment and Management. TRM Technical Reference Model. TRMP Test Resources Management Plan. TRN (1) Task Requirements Notice. (2) Test Requirements Notification. Trojan Horse A computer program with an apparently or actually useful function that contains additional (hidden) functions that surreptitiously exploit the legitimate authorizations of the invoking process to the detriment of security or mission performance. TROPO Tropospheric Scatter. Tropopause The imaginary boundary layer dividing the stratosphere from the lower part of the ; f. a. q/ i/ r3 m" A. Satmosphere, the troposphere. The tropopause normally occurs at an altitude of about 7.62km to 13.71km in polar and temperate zones, and at 16.76km in the " l0 e8 N/ h0 A' ~5 e8 Etropics. (See Stratosphere, Troposphere.) Troposphere The region of the atmosphere, immediately above the earth's surface and up to - d! b" F, O7 lthe tropopause, in which the temperature falls fairly regularly with increasing altitude, clouds form, convection is active, and mixing is continuous and more or $ U$ n3 F6 ^ L3 h3 a( D% p$ {less complete. ( ]( H1 s* g+ LTropospheric Scatter 8 v3 a5 x9 o L" s" QThe propagation of electromagnetic waves by scattering as a result of & V M9 A: F0 |+ ~0 B3 tirregularities in the physical properties of the troposphere. & D' C* V: l+ @# r. a$ ATRP (1) Test Readiness Program. (2) Technology Reinvestment Program. ; b( d: |- }7 t2 [(3) Technology Readiness Program (pre-acquisition program status). 8 V; Y! I$ D8 W4 p1 w# W9 j(4) Technical Requirements Package. $ V- l4 ` u) T( T& oTRPC Technology Readiness Planning Committee. 9 l# a6 p9 L6 e" A( S; uTRR Test Readiness Review. Trusted 2 K: h! i5 b! S( Z* t# ^# YComputer 9 }2 J2 S) j' H1 q* b, M+ _, @System/Software 1 B+ f' P9 l4 T; l' VA system or its software that employs sufficient hardware and software integrity measures to allow its use for processing sensitive or classified information. Trusted Path A mechanism by which a person at a terminal can communicate directly with the $ ~- g7 j4 Q% TTrusted Computing Base. This mechanism can only be activated by the person of the Trusted Computing Base and cannot be imitated by un-trusted software. & F& }) g, q% s6 g6 FTRW TRW, Inc. TS (1) Terminal Service. (2) Top Secret. MDA GLOSSARY, VER. 4.0 T 5 E, J- ^7 x3 q, x( h. _307 TSA Technology Security Analysis. H; B4 y0 a5 e" jTSD Tactical Surveillance Demonstration. TSCM Tomahawk Strike Coordination Module (USN term). TSD Tactical Surveillance Demonstration. " J9 M; P/ R4 Q+ ~. I+ }; QTSDE Tactical Surveillance Demonstration Enhancement. TSEU Technology Seeker Evaluation Unit. TsIAM Moscow’s Central Institute of Aviation Motors. TSM TRADOC System Manager. TSMA Theater of Strategic Military Action. TSP Target Support Plan. ) h* N1 k/ I [' p QTSPI Time, Space, Position Information. TSR Target System Requirements.

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TSRD Target System Requirements Document. . h: q4 M1 T' \9 v4 ]3 QTSS Terminal Surveillance Sensor. TSSAM Tri-Service Standoff Attack Missile. ) a6 Y/ E, [6 I. \3 r4 }, S! ?TSWG Target Signature Working Group. ' p4 t5 O% W3 S9 T4 M0 R1 H" ]TT Total Time. TT&C Telemetry, Tracking and Command. TT&E Technical Test and Evaluation (Army). " k0 C" B: H- d: _8 p/ kTTA Total Time Accounting. # r' l6 m9 L+ t; C- |TTBM Terminal Tier Battle Manager. : u+ i& f; @3 S8 jTTBT Threshold Test Ban Treaty. 7 ?1 B: g4 W7 E# f$ X+ zTTD&D Test Technology Development and Demonstration. A portion of the CTEIP 1 N6 A2 t2 K2 K8 `( a: @! Zprogram, which funds the development and demonstration of technologies, " P( `* o( j i4 _$ }which have significant potential for improving testing. TTEL Tools and Test Equipment List (ILS term). TTL Transistor-to-Transistor Logic. TTP Tactics, Techniques, and Procedures. TTSARB Technology Transfer and Security Assistance Review Board. % x3 w9 B2 E: [6 y6 X QTTT Test Technology Transfer. MDA GLOSSARY, VER. 4.0 T 308 TTV Technology Test Vehicle. TTY Teletype. TUG TRACE User Group. TV Thrust Vectoring (rocker engineering term). # A7 I- H J' q' ?TVC Thrust Vector Control. TVE Technology Validation Experiment. TVM Track-via-Missile. 6 W) x2 h& R! V' kTVV Technology Validation Experiment. ' p) U d. g5 L) [: k0 JTW Tactical Warning. : l$ V- f! X+ y- ATW/AA See Tactical Warning/Attack Assessment. * y8 Z+ _9 k. q# h/ w wTW/SD Tactical Warning and Space Defense. 7 I& n5 q+ n8 z) Q- U% v3 X: x9 U' mTWG Technical Working Group. * \4 |: _* N/ y1 i8 HTWS TOMAHAWK Weapons System (USN term). 3 T1 {; x& F4 O2 n$ j$ b! tTWT Traveling Wave Tube. TWTA Traveling Wave Tube Amplifier. (Electronic Engineering term). TY Then Year (PPBS term). + p" V9 |% k) hTY$M Then Year Dollars Millions. Type A - System Specification States all necessary requirements in terms of performance, including test , P: g. ^6 Y4 P T' sprovisions to assure that all requirements are achieved. Essential physical constraints are included. Type A specifications state the technical and mission requirements of the system as an entity. Type B - Development Specification States all necessary requirements in terms of performance. Essential physical 5 U5 C. }& o+ Tconstraints are included. Type B specifications state requirements for the development of items other than systems. They specify all of the required item ( S7 N% \4 S" {4 R- Yfunctional characteristics and the tests required to demonstrate achievement of / m# c% S1 N3 R4 n3 i' E0 I! jthose characteristics. Type C - Product 4 ^' U, n2 A8 B4 rSpecification Product specifications are applicable to any item below the system level, and may be oriented toward procurement of a product through specification of / H8 m/ F6 O- _, H& ?5 Jprimarily function (performance) requirements or fabrication (detailed design) requirements. Type C specifications intended to be used for the procurement of items including computer programs. Typhoon Class of Soviet ballistic missile submarines. Typing The act of recognizing objects by measuring a set of observables, computing a & e) {8 g; m: h# Q5 F2 u+ iset of characteristics, and associating the characteristics with a specific class of objects (i.e., SS-18, SS-24). , N. Y: i3 O- KMDA GLOSSARY, VER. 4.0 U 2 x- Q6 X7 x! q; B309 9 t; O7 T: C! e& B$ |U Uranium. U&S Unified and Specified [commands] (pre-1996 term). 3 i0 o: G8 M8 {6 y) e) O3 bU.K (UK) United Kingdom. U.S. (US) United States. U.S. West U.S. West Incorporated. : i0 O& R) v( o VU.S.S.R. Union of Soviet Socialist Republics. 0 f- b* q U, VUA User Assessment (NMD BMC3 term). UAE United Arab Emirates. UAV Unmanned Aerial Vehicle. UAV BPI Unmanned Aerial Vehicle-based Boost Phase Intercept. UCAP UAV Combat Air Patrol. UCC Uniform Commercial Code (US legal term). . F; d- e; U7 s' Y: _UCP Unified Command Plan. 3 K) C7 A3 p, J- X: l9 @UD/ASD United Defense/Armaments Systems Division. UDMH Unsymmetrical Dimethylhydrazine (a liquid propellant rocket fuel). 3 W6 S N: u2 i O6 n# ]# gUDS Universal Documentation System. A standardized comprehensive tool for stating , J. Y8 ?0 h2 }7 y3 J6 b$ r0 band coordinating program requirements for testing MRTFB ranges, as well as the capabilities and plans of test ranges to support program requirements. It consists of a series of six planning and execution documents: 10 are the Program Introduction (PI) (also called the Program Introduction Document (PID)), 3 u1 v3 }" w% u% `, ~2) Statement of Capability (SC), 3) Program Requirements Document (PRD), 4) 1 b+ O7 L2 \& O8 G0 E7 Q- D% VOperations Requirements (OR), 5) Program Support Plan (PSP), and 6) the Operations Directive (OD). The UDS was developed and is regulated by the Range Commanders Council (RCC).

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UE Unit Equipment. UEME Unified Electro-Magnetic Effects. 9 z3 v) G1 P5 ^+ J6 H3 qUEWR Upgrade Early Warning Radar. UF4 Uranium tetra fluoride. UF6 Uranium hexafluoride. 9 q8 G, a( z7 X. y1 M$ pMDA GLOSSARY, VER. 4.0 U 310 UFG User Focus Group. UFO UHF Follow-On [Satellite Communications System]. 1 O; W+ T% K7 k5 p6 D" e! W; OUFP Unit Flyaway Price. UGF Underground Facility. UGS Unattended Ground Sensors. UGT Under Ground Test. UHF Ultra High Frequency. UIC Unit Identification Code. UIN User Interaction Node. UKAS (1) UK Architecture Study (2) UK Associate Studies. UKEADTB UK Extended Air Defense Test Bed. UKTB United Kingdom Test Bed. * D" P0 Z v# n0 Y$ J. QULCS Unit Level Circuit Switch (SINCGARS term). ULS Unit Level Switch. ULSA Ultra Low Sidebobe Antenna. ULTDS Unit Level Tactical Data Switch (SINCGARS term). , Q' ?, r- L" V" jUltraviolet (UV) Electromagnetic radiation of wavelength between the shortest visible violet (about 3,850 Angstroms) and soft x-rays (about 100 Angstroms). 7 J% ]" L5 ?3 r! EUMD Unit Manning Document. UMMIPS Uniform Material Movement and Issue Priority System (ILS term). ; V8 g. L5 o: N& E4 R/ t! AUNAAF Unified Action Armed Forces. - d" S; ~% L& v) z& K2 T5 k6 E) uUNC United Nations Command. Unconventional 6 @6 z3 q- Z& k1 Q( ZWarfare A broad spectrum of military and paramilitary operations conducted in enemyheld, enemy-controlled or politically sensitive territory. Unconventional warfare includes, but is not limited to, the interrelated fields of guerrilla warfare, evasion and escape, subversion, sabotage, and other operations of a low visibility, ( o; z: d/ ^ v+ r1 q) J- m" Fcovert, or clandestine nature. 6 m0 n, t1 Y0 i8 MUnified Action Armed Forces 4 F, ~* f0 f1 _ }, ^A publication setting forth the principles, doctrines, and functions governing the activities and performance of the Armed Forces of the United States when two or more Services or elements thereof are acting together. Unified Command A command with a broad continuing mission under a single commander and composed of significant assigned components of two or more Services, and 7 D& Q1 O) ]' f; t, |2 I3 Uwhich is established and so designated by the President, through the Secretary of Defense with the advice and assistance of the Joint Chiefs of Staff. MDA GLOSSARY, VER. 4.0 U 311 UNISYS UNISYS Corporation. 7 S7 d# k7 J Y! i. n/ ]United States Army $ a+ J# z8 N" z) GSpace Command - w# Y0 G6 x2 K9 L' n$ z4 q/ t(USARSPACE) ( q0 _% I8 ]7 \# _, J( t, T* x7 _- Z- eThe Army component command of USSPACECOM. Responsible for the Army ! l. I2 R* T9 u# \% a# @$ Oelements of the SDS system. Located in Colorado Springs, CO. P- y: Q; U1 `9 \. v" F- ~United States Space Command (USSPACECOM) The unified command responsible for planning and conducting ballistic missile * R3 c I4 |! \% N' b# q* D7 b" gdefense. Located in Colorado Springs, CO. United States Strategic Command (USSTRATCOM) The DoD unified command responsible for carrying out directed nuclear and nonnuclear strategic air, intercontinental ballistic missile, and sea-launched ballistic missile offensive combat strikes. Located at Offutt AFB, NE. United States Transportation Command " j6 D: _6 n3 p6 `: F(USTRANSCOM) The DoD unified command responsible for providing air, land, and sea " v e* P% H/ S) ^transportation for the Department of Defense, both in time of peace and time of war. It is also responsible for providing airlift, sealift, surface transport, and terminal services, and commercial air, land, and sea transportation, including as 5 h6 i% f) f9 n+ uneeded to support the deployment, employment, and sustainment of U.S. forces 9 R8 |8 C. @6 Z2 m+ x' J" }6 k3 Con a global basis, as directed by the Secretary of Defense. Located at Scott + T7 f% b" t; ~2 t y, G1 uAFB, IL.

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Unk Unknown. Unresolved Objects Objects so closely spaced with respect to the sensor focal plane as to be indistinguishable from a single object. UNSC United Nations Security Council. 5 a& P6 ^" F" c3 L0 S7 M) VUnSecEnergy Under Secretary of Energy. UOC Usable on Code (ILS term). UOES See User Operational Evaluation System. 8 {( }* Y) P$ V- `UPD Unconventional Passive Discrimination. UPS Uninterruptible Power Source. 6 t& }; N) H( eUQT Unit Qualification Training (ILS term). URIP University Research Initiative Support Program. 6 _' N! P7 \: | `) eURL Uniform Resource Locator (internet protocol term). URT Upgraded RTD. 4 `9 H# a& f. |$ M2 X9 sUS/UK United States/United Kingdom. USA (1) United States Army. (2) Under Secretary of the Army. a5 p) [2 U/ O! CUSAADASCH U.S. Army Air Defense Artillery School. USAAE U.S. Army Acquisition Executive. - C. _+ r' X# R aMDA GLOSSARY, VER. 4.0 U 2 w0 g" L4 y9 ]6 |- K% X3 r+ s5 q$ s( P312 9 C0 _. o/ {, l4 r- @2 BUSACE United States Army Corps of Engineers. USACOM United States Atlantic Command, Norfolk, VA. % e: _3 z& F) T6 v+ eUSAF United States Air Force. USAF/AFMC/ESC U.S. Air Force Materiel Command, Electronic Systems Center; ex-ESD. 0 t' s4 }0 u$ M0 {( I" a9 S$ lUSAF/AFMC/SMC U.S. Air Force Materiel Command, Space and Missile Systems Center; ex-USAF 0 F6 T# _" c0 hSystems Command /SSD. USAF/OTEC U.S. Air Force Operational Test and Evaluation Center. USAF/SMC U.S. Air Fore Space and Missile Systems Center, Los Angeles AFB, CA. USAF/SSD U.S. Air Force/Space Systems Division; See USAF/AFMC/SMC. + e2 h/ w, R, @# A4 [ r+ R8 A5 ~USAFE U.S. Air Forces in Europe. USAFLANT U.S. Air Force, U.S. Atlantic Command. USAKA U.S. Army Kwajalein Atoll. USAMICOM U.S. Army Missile Command, Redstone Arsenal, AL. USAMSIC See MSIC. 0 x& b6 B8 v! B/ K/ WUSAMSAA U.S. Army Materiel Systems Analysis Activity. USAOEC U.S. Army Operational Evaluation Command, Alexandria, VA. USAOTEC U.S. Army Operational Test and Evaluation Command. & G! j2 {7 n, A% K yUSARCENT U.S. Army Forces, U.S. Central Command. 0 }1 k( Z8 J- }7 f+ W! h- `6 BUSAREUR U.S. Army Forces, U.S. European Command. 9 y- B7 f' j! ?8 X; i' H2 g8 B; E: \USARLANT U.S. Army Forces, U.S. Atlantic Command. USARPAC U.S. Army Forces, U.S. Pacific Command. $ ?$ u5 ~$ \9 Y) s. e' ]# P& [8 VUSARSPACE See United States Army Space Command. USASDC U.S. Army Strategic Defense Command (<1Oct 92). / A$ L% b2 J. A& o% @( HUSASSDC U.S. Army Space and Strategic Defense Command, Huntsville, AL * T ^) k7 g( t" [" o/ A6 AUSATECOM U.S. Army Test and Evaluation Command. 7 B4 _% r) u" F+ oUSATRADOC U.S. Army Training and Doctrine Command. 5 I; A, i2 R5 H/ TUSB Upgraded SBD. & S" g, Y3 `- d- pUSC U.S. Code. 0 H4 S C/ W/ x$ g$ |USCENTAF U.S. Central Command Air Forces. MDA GLOSSARY, VER. 4.0 U 313 ) o7 _8 o- P; Y: ]+ v! BUSCENTCOM United States Central Command, MacDill AFB, FL. USCG United States Coast Guard. USCINCCENT Commander in Chief, U.S. Central Command. 7 s2 o* ]$ `7 q+ WUSCINCEUR U.S. Commander in Chief, Europe. & R3 ?% c; o9 ^1 a" P G" RUSCINCLANT Commander-in-Chief, U.S. Atlantic Command. * h3 I W! t$ K7 s3 PUSCINCPAC Commander-in-Chief, U.S. Pacific Command. USCINCSPACE Commander-in-Chief, U.S. Space Command. - O$ c' C3 I* u/ Y* {+ J" KUSCINCTRANS Commander in Chief, U.S. Transportation Command. : m- M e& v; y+ sUSCS U.S. Customs Services. * p# a4 m" V4 AUSD Under Secretary of Defense. 6 ?5 b! w: Q+ k5 y& gUSD(A&T) Undersecretary of Defense (Acquisition and Technology). 6 K1 S& \* e) `* t _6 n, {USD(A) OBSOLETE. Under Secretary of Defense (Acquisition.). ) o6 m# U# U/ n, L, ~USD(A)/STNF Under Secretary of Defense, Acquisition, Strategic and Tactical Nuclear Forces. USD(P) Under Secretary of Defense for Policy. USDA United States Department of Agriculture. USDAO U.S. Defense Attaché Office. $ ^. ]1 R8 I& @' P0 zUSDELMC U.S. Delegation to the NATO Military Committee. USDR&E Under Secretary of Defense for Research and Engineering. 4 s3 E$ r% V1 n+ `User Friendly Primarily a term used in automatic data processing (ADP); it connotes a machine 0 P' \, f: j! J* ?3 }(hardware) or program (software) that is compatible with a person's ability to operate it successfully and easily. User Operational Evaluation System (UOES) Prototypical system developed and tested as part of the early phases of the G4 s6 W: g- m8 [7 K/ R2 R$ w. _" c' X& \development process. A UOES has two objectives: (1) testing, evaluation, and training for a system proceeding through the normal acquisition process; and (2) contingency defense capability should the need arise prior to completion of the . W2 [& V* H+ v! l( Xnormal acquisition cycle. USEUCOM United States European Command, Stuttgart-Vaihingen, Germany. 0 ]7 S* [+ X5 L h0 e9 D2 h, }: gUSFJ U.S. Forces Japan. USFK U.S. Forces Korea. USFK/CFC CSFK Combined Forces Command. # R( P0 P" R$ J" u4 u; `USG U.S. Government. / z+ U+ z* M- x4 }) D b/ X" UUSIA United States Information Agency.

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MDA GLOSSARY, VER. 4.0 U 314 USLANTCOM United States Atlantic Command (Now see USACOM). USLANTFLT U.S. Atlantic Fleet. % j* ~" C% x5 PUSMAR- FORCENT / H% U, C4 t/ H9 e3 _5 cU.S. Marine Component, U.S. Central Command. USMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command. USMAR-FORPAC U.S. Marine Component, U.S. Pacific Command. 1 w6 C" W) V, y$ N4 d1 J/ NUSMC United States Marine Corps. USMCR United States Marine Corps Reserve. & i- D* A M- X! N. }; y9 P/ MUSMILREP U.S. Military Representative. 3 g8 L# M" `1 }# o' i. D( \7 zUSN United States Navy. , p d5 S: Q% N J, ]$ u& MUSNAVCENT U.S. Naval Forces, U.S. Central Command. USNAVEUR U.S. Naval Forces, U.S. European Command. 5 }8 P% ]) I9 }" z$ DUSNIP U.S. Naval Institute Proceedings. USNO U.S. Naval Observatory. USNPGS U.S. Naval Post-Graduate School. USPACAF U.S. Air Forces, U.S. Pacific Command. / m* ~2 F: x( L3 B. L; u3 L6 FUSPACFLT US Pacific Fleet. USPACOM United States Pacific Command, Pearl Harbor, HI. & v, v7 A' Q4 [4 _; `* Q2 p" d& |USREPMC U.S. Representative to the Military Committee (NATO). USSC United States Space Command. , m1 H, E8 }4 |* [3 k- ~( hUSSOCOM United States Special Operations Command, Tampa, FL. P+ l2 ] l% i7 r6 h3 R7 t& ^, D( nUSSOUTHCOM United States Southern Command, Panama Canal Zone, Panama. ! B8 k, \6 b7 |/ l8 d( e( CUSSPACECOM See United States Space Command. 2 N* B0 V/ D! A& LUSSS United States Secret Service. USSTRATCOM See United States Strategic Command. - O. G* ^6 ]& G2 G3 AUSTA United States Telephone Association. USTRANSCOM See United States Transportation Command. UT Universal Time. UTC Unit Type Code. ! {3 i, h% j: z3 B0 UMDA GLOSSARY, VER. 4.0 U 9 O- C9 P) d5 z' e9 R315 * W2 v* Z' B& [- p' b2 Z# ~% \UTM Universal Transverse Mercator. 4 v, E8 C; X+ V6 \ hUTTMDS Upper Tier Theater Missile Defense System. See THAAD System. 9 J) ^: x0 ]% i2 J: ]UUT Unit Under Test (ILS term). 9 O3 V0 _- t; X) \4 {UV Ultraviolet. 8 d: p4 v! M! c* }: L9 J, LUV Electro- % g+ G4 O% Q$ i2 QOptics 5 M. X! G0 `; r+ ~" T' dTechnologies/techniques employed by optical sensors in the wavelength : @; r7 T0 c5 T, a5 T, ^spectrum shorter than visible (e.g., less than 4,000 A). 9 g& b7 [/ Y: o( q; n( n2 i9 ~UVPI Ultraviolet Plume Instrument. UW Unconventional Warfare. 2 H; J; r4 \4 D1 k! PMDA GLOSSARY, VER. 4.0 V & P' e( ?% U9 O5 I3 ]. w: g316 V Volt. V&H Vulnerability and Hardening. ' q1 o, f; N! e/ ^ A6 `# aV&V Verification and Validation. (See Verification, Validation, and IV&V.) 8 ~8 U7 Y+ x- B7 i8 EV/STOL Vertical Short Takeoff and Landing [aircraft]. VAFB Vandenberg Air Force Base, CA. Validation Confirmation that the processes and outputs from a test resource parallel real . H' Y6 @; e0 R* L7 N* b/ g+ b. Zworld processes and are realistically sensitive to change in the environment, tactical situation, system design, tactics, and threat. # r: Q5 W" H G& N: R4 J! d4 Z% P3 VVAMOSC Visibility and Management of O&S Costs. / V/ C" r( F4 w5 oVAR Visitor Access Request. Variability The manner in which the probability of damage to a specific target decreases with the distance from ground zero; or, in damage assessment, a mathematical factor introduced to average the effects of orientation, minor shielding, and : r# J& R# ~( B1 i1 \* Duncertainty of target response to the effects considered. 9 E7 H1 f& x3 r# @* p6 [VBO Vertical Burn-Out (velocity). VCC Voice Communications Circuit. ! S! p$ `- a# i' T2 M4 RVCRM Verification Cross Reference Matrix. $ s' @' u' ^* i% B2 G/ R4 LVCS Voice Communications System. VDC Volts Direct Current. * D8 X3 M0 I m* | _9 j) VVDD Version Description Document. VDU Visual Display Unit. . ^; ?% Z0 N' K& b# n; hVE Value Engineering. VECP Value Engineering Change Proposal. Verification (1) Confirmation that all data inputs, logic, calculations and engineering / J! d6 y* @' g% prepresentations of a T&E resource accurately portray the characteristics, 3 {, V6 Q- ?" O2 R2 ccalculations, logic, and interactions of the system under evaluation. 7 a: n/ I" g, a(2) The process of evaluating a system or component during or at the end % a' i3 p$ ]( q$ J+ {( ]8 Nof the development process to determine whether it satisfies specified requirements. ( Y( _% h0 [% P3 uVESA Video Electronics Standards Association. VFR Visual Flight Rules. w6 e9 q s0 c n4 K8 R, YVGA Video Graphics Array (Telecomm/Computer term). VHF Very High Frequency. VHSIC Very High Speed Integrated Circuit. MDA GLOSSARY, VER. 4.0 V ( R J; F5 l( A317 VIDS Vehicle Integrated Defense Software (USA term). VIGILANTE Viewing Image/Gimbaled Instrumentation Lab-Analog Neural Three-D ) M0 o: i. W$ T" {& n, uExperiment. VIGILANTE involves building a small computer (ANTE) offering 1/12 . n8 q* o% q; T; V6 A+ P+ XOperation Per Second (OPS), using a mixture of experimental three-dimensional & Z0 X9 Y7 K' i8 T" e, p8 `8 Ccircuitry and commercial components. Project also demonstrates VIRGIL, a 5 m6 e! `6 J; U2 `6 y4 f! _gimbaled airborne sensor with visible, experimental UV and quantum-well IR cameras capable of tracking targets that can be detected, identified, and precision-tracked with the ANTE processor. VIM Vibration Isolation Module. 6 t+ W5 N+ `" U; NVINSON Encrypted Ultra High Frequency Communications System. / C0 a3 V! A& X2 j. }6 R& CVIS Visible. , p* u' ^& W/ r9 S$ l. k" hVIS/UV Visible/Ultraviolet. Visibility Range % D" ?; L# b( ~(or Visibility) The horizontal distance (in kilometers or miles) at which a large dark object can 3 @( Q. k, O; i$ Sjust be seen against the horizon’s sky in daylight. The visibility is related to the clarity of the atmosphere ranging from 170 miles (280 kilometers) for an exceptionally clear atmosphere to 0.6 mile (1.0 kilometer) or less for dense haze or fog. The visibility on an average clear day is taken to be 12 miles (19 kilometers). : z6 S1 e4 I f. nVisible Electro- 1 {/ X) Y0 z {1 x! l4 KOptics + z) O: k/ o) d* j# sTechnologies/techniques employed by optical sensors in the visible portion of 0 Z5 T; c; y$ P! U: Ithe wavelength spectrum. VLAR Vertical Launch and Recovery (UAV JPO term). / U+ d) j! m4 [, W, S4 [5 @VLF Very Low Frequency. $ _( W; ]# b! p0 qVLOS Vertical Line of Sight.

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VLS Vertical Launch System. VLSI Very Large Scale Integration. VLSIC VLSI Circuits. VLWIR Very Long Wavelength Infrared. VME Versa Modular European [standards]. * S# E( @; Y2 O/ p. DVMF Variable Message Format (Telecomm term). VOX Voice Actuation. VRI Vanguard Research, Inc., Fairfax, VA. VTC Video Teleconference. VTOL Vertical Takeoff and Landing [aircraft]. 4 A, t9 @8 q5 ?/ ? E6 W2 F5 DVTOL-UAV Vertical Takeoff and Landing Unmanned Aerial Vehicle. VUE Visible Light/Ultraviolet Experiment. W8 I# ~3 ^' x, w- ^1 A2 mMDA GLOSSARY, VER. 4.0 V . r/ f4 K$ u3 U3 [; }318 Vulcan UK bomber. + ]8 b* ^6 Q# j7 M4 D i9 O1 wVV&A Verification, Validation, and Accreditation. VVER Pressurized water type nuclear power reactor. VVIRF Verification and Validation Information Request Form. MDA GLOSSARY, VER. 4.0 W ! G' z; p3 y0 n- J& I3 x% z7 T- w319 6 r3 V9 F) `% y% AW/ With. w/o Without. W/TD Warning/Threat Detection. WAA Wide Aperture Array. WALEX Warfare Analysis Laboratory Exercise. + A }7 N% a' Y, LWAM (1) Worldwide Military Command and Control System (WWMCCS). (2) Wide Area ! j/ L% v' w8 ?Munition. (3) Wide Area Mine. (4) Wide Area Missile. WAN Wide Area Network (Telecomm/Computer term). WAP Wide Azimuth Probe. War Game A simulation, by whatever means, of a military operation involving two or more : I1 H$ T! |5 U! ?& r* Uopposing forces, using rules, data, and procedures designed to depict an actual ; N+ y, l" W. Y- R, B* for assumed real life situation. Wargame 2000 Title of MDA program for development of a state-of-the-art simulation tool at the JNTF for use in CONOPS validation, missile defense program design verification, validation and accreditation, and support CinC/Allied wargames and 7 V; a$ m4 X- x( f0 m/ Jassessments. 0 t5 j9 F9 q J: K. ^( cWarhead A weapon, usually thermonuclear, contained as the payload of a missile. Warhead Mating The act of attaching a warhead section to a rocket or missile body, torpedo, airframe, motor, or guidance section. $ G4 S+ R8 Q/ B- R% @) l7 JWarhead Section A completely assembled warhead including appropriate skin sections and related components. WARM Wartime Reserve Modes. Warning of Attack A warning to national policymakers that an adversary is not only preparing its 4 p; ? a$ B. O2 Q" |7 Varmed forces for war, but intends to launch an attack in the near future. . g% T- s' J6 r' ^) n: @Warning Order A preliminary notice of an order or action that is to follow. 7 q$ B6 z7 k- c8 ~# kWARSIM Warfighter Simulation (US Army term). WARSIM 2000 Warfighter Simulation 2000 (US Army term). ) f8 V* a, s/ I7 Y0 l8 RWartime Reserve # B. |1 j/ C, p/ l9 L3 W3 JModes (WARM) Characteristics and operating procedures of sensor, communications, navigation aids, threat recognition, weapons, and countermeasures systems that (1) will contribute to military effectiveness if unknown to or misunderstood by opposing commanders before they are used, but (2) could be exploited or neutralized if known in advance. Wartime reserve modes are deliberately held in reserve for 2 h: v% i# V1 Q# c+ f( Kwartime or emergency use and seldom, if ever, applied or intercepted prior to 3 v; B. ~( a0 ]2 A, v1 N, `; T6 wsuch use. 8 x( l1 h7 r' w; r, F# gWAS Wide Area Sensor. WASP Wide-body Airborne Surveillance Platform. A modified DC-10. 6 m, @, t) q( b! l4 fMDA GLOSSARY, VER. 4.0 W 320 3 n. R% f7 S. `1 I/ MWASHDC Washington, District of Columbia. Wastage (Max) The maximum number of defense weapons which, when used, will be ineffective in contributing to the defeat of the offense. Watch Condition (WATCHCON) - U% y+ L& y' j* `Series of readiness conditions used by the intelligence community to alert staffs ! n' o- M( I- P$ |- a4 s4 Hto watchfulness without raising DEFCON. 1 H$ o5 ^+ O1 [WATS Wide Area Telephone System. WAVE Wideband Angular Vibration Experiment. Wavelength The distance between two points having the same phase in two consecutive * l' w$ v9 f7 x! A* I: Gcycles of a periodic wave, along a line in the direction of propagation. 1 R6 i: F" K/ G, ?% PWB Wideband. 5 m- O. V) d4 dWBM Weapons Battle Manager(s). WBS See Work Breakdown Structure. / z8 C6 D# J4 L4 t5 y" B8 Y, j& yWCC (1) See Wing Control Center. (2) Weapons Control Computer. 1 ?. |+ D0 P* z! q8 B6 ~WCG Workstation Computer Graphics (Computer term). WCP (1) Weapon Control Processor. (2) Weapon Control Platform. % C- ]* Q6 f# P! g m7 YWCS Weapons Control System. H6 T6 x- b" b8 r! vWDM Wavelength Division Multiplexon. Weapon Enabling The set of control functions without which defense weapons cannot be launched.