航空缩略语词典

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MDA GLOSSARY, VER. 4.0 T 298 Theater Missile , q6 H3 p* u% n: F! `' wDefense Council 5 y8 O$ K8 ~! W, ?/ w' J2 H(TMDC) ) {$ b& p6 @4 F, u/ J& M2 QA consultative body for considering TMD family of systems planning and $ s8 V* @& d( `5 D& o" j. F5 j7 Fprogramming issues; chaired by an Assistant to the MDA Deputy for . _. x# s- w9 ~0 QAcquisition/TMD, membership includes MDA TMD Directors, representatives of each applicable Service Program Executive Officer, and TMD Executive Agents and Program Managers. - p& p. L9 C) I$ CTheater High * X9 |; y* f3 `0 F7 [3 lAltitude Area 6 a/ }5 p8 q& D* lDefense 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 greater distances. Will provide an overlay or upper tier to point defenses such as PATRIOT. Theater Missile 2 n/ Z- v1 N. f6 z& C(TM) " y% u4 O3 Z! s: q8 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 ' O! X: B+ I' _& X4 A1 p- _, ?; Tof attacking targets in a theater. Theater Missile Defense (TMD) ; V1 }! \6 T3 W0 nOBSOLETE. The strategies and tactics employed to defend a geographical area 7 |4 c$ J' [8 _4 A! |6 ^$ {outside the continental United States against attack from short-range, . Z; u2 M. y9 W {7 aintermediate-range, or medium-range ballistic missiles. Theater Missile , b: x* H; y7 |: C o/ KDefense Ground- # t! t' f$ ~ i2 J0 ^7 IBased Radar (TMD-GBR) . B, l" G- g7 r+ sA ground-based, air transportable sensor that provides search, tracking and 9 w$ A" F. b1 p" x' r9 @- {discrimination capabilities for the THAAD interceptor system. Also referred to as ' _- \' s1 J7 g7 j1 a* S+ kTHAAD Radar. 8 p9 M) K; @7 t7 MTheater Missile 2 q$ x1 v# i' A- D# eDefense Initiative - U5 M* f1 O8 X) \' G3 z! F(TMDI) 5 o8 l, u% M% H- I k) ]) GAn initiative under which all DoD theater and tactical missile defense activities are carried out. Section 231 of the National Defense Act for Fiscal Year 1993 5 v) o6 ]+ s+ ~( p(Public Law 102–484) directed establishment of a TMDI office within the DoD. ( g# r' U% D- H7 a r/ l& b8 UTHEL Tactical High Energy Laser. " V4 ]9 `' A0 s; S8 MThermal Energy Electromagnetic energy emitted as thermal radiation. The total amount of thermal energy received per unit area at a specified distance is generally & w" g& n! ]7 e/ }# y% lexpressed in terms of calories per square centimeter. n5 v- y6 z! w" ?2 eThermal 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 ; s+ ^0 u0 F0 U- wManagement Technologies/techniques associated with the control and management of , O: u- I1 n7 bthermal energy, its generation, dissipation, and recovery. 6 M9 q( D: `' p, w8 ^1 DThermal Radiation Electromagnetic 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 $ M5 R1 g% M% Q+ \* f! Bultraviolet, visible, and infrared radiations. 9 Y% i/ T2 J4 `2 {- B) G! B( c# j6 uThermal X-Rays The electromagnetic radiation, mainly in the soft (low energy) x-ray region, emitted by the nuclear weapon residue by virtue of its extremely high temperature; it also is referred to as the primary thermal radiation. It is the 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 8 H0 a/ q& m. S" D# |6 iregion) which then emits thermal radiation. (See X-Rays.) 0 z1 m; l5 n- a2 Y7 Z( q2 {7 k8 o' JMDA GLOSSARY, VER. 4.0 T ; u% J& Z P0 F5 R% r- q) ?. e) O9 n# h299 0 ^! I0 g) @8 {1 c K$ l6 a$ m; m5 q( qThermosphere The atmospheric shell extending from the top of the mesosphere to outer space; it is a region of more or less steadily increasing temperature with height, starting at 40 to 50 miles (70 to 80 kilometers); the thermosphere includes, therefore, the 6 t8 X9 y2 N1 l6 N: F( hexosphere and most or all of the ionosphere. " k+ w& x; W2 P8 QThreat 0 F1 Z8 Z! s7 ?' T0 f' p# }" D2 ?Characterization ) p' ~4 D3 r* q: BAn assessment of the nature, magnitude and intent of an attack in progress. * ~4 P7 N, \" U8 V8 \2 eThreat Corridor 3 w2 m- W7 }& q3 b+ x5 @: v4 A(Threat Tube) A tube containing all the objects originating from launch sites and aimed at ( m! I- n0 ?. T# D$ `& Y0 D0 {targets whose spacing is close enough to permit the tube around the object 2 p, @. L+ D8 J' Ptrajectories to be represented by a single trajectory in battle management computation. 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 systems and architectures. ) j0 A0 O2 g: o% WThreshold Performance capability or characteristic level in terms of a minimum acceptable value (threshold) required to satisfy the mission need and a performance objective. Threshold * z2 E) S% |0 t/ D- `7 t! ?2 }Defense " i t8 f' G" ~0 L3 O+ pA defense strategy that concedes that the target can be destroyed at a price - q! Z( H" ^8 Vthat is not prohibitive, but the presence of the defense is thought to require the " J& ]; z/ |# X! l3 h% Noffense to mount a relatively large and complex attack. Throw Weight All weight in an interceptor, above the sustainer, which serves as the kill vehicle. . r" B, w9 J% \0 A" O& C# \Thrusted Replicas (TREPS) , K3 E1 ~/ S3 a* P* z3 fConical decoys equipped with a miniature rocket device. Generally used to - ^3 O& A' e; _& f. u) X# Mchange the decoy’s optical signature to resemble that of an RV in the reentry G- f9 U* R- J4 tphase. TI (1) Technical Instruction. (2) Technology Insertion. TIARA Tactical Intelligence and Related Activities. TIBS (1) Theater Information Broadcast Service. ! Y+ N3 v2 n1 a3 W(2) Tactical Information Broadcast System. (3) Theater Intelligence Broadcast System. ' |5 Q- ~" w9 J$ a, T6 wTIC (1) Thermionic Integrated Circuit. (2) Technical Information Center. ) e% i1 \0 v6 @. \% U2 ~$ x! s" nTIDP Technical Interface Design Plan. ) ?' Y' I7 t0 v# X \TIE (1) Technology Integration Experiments. (2) Technical Independent Evaluation. Tier An integrated set of SDS elements that address a particular phase of the threat . d" l* F0 a# ~& r9 x(e.g., boost phase). $ N# k3 D% Q9 l$ K" B5 a4 TTiered Defenses The use of defensive systems at different phases of the missile trajectory. # }! T1 x" m$ C& p$ Z d: b5 CTIES Technology Integration Equipment System. ; F. G& [$ I; O. vTIIAP Telecommunications and Information Infrastructure Assistance Program. TIL Technical Insertion Laboratory. 1 E: T2 f! P$ } ^. ~TIM Technical Interchange Meeting. MDA GLOSSARY, VER. 4.0 T , e5 a& ?* A5 Z* d% m! l, L2 v300 " R# a9 j+ J# M# {3 ?) s5 \Time-Phased Force and Deployment List Appendix 1 to Annex A of the operation plan. It identifies types and/or actual units required to support the operation plan and indicates origin and ports of % U0 }1 w. ]; Q, \ Z& pdebarkation or ocean area. & s( {. T! a6 C- F+ K$ h0 n; X6 Y- bTime of Flight (Max) The maximum time for a booster or vehicle to perform its function from time of launch. / B N, V: O1 H# y7 YTime on Station The time the sensor is in its operating position. Time Sensitive 0 F% E( P" B9 |1 s% Z/ wTargets 2 m' b& {0 | K5 f1 @! AThose target requiring immediate response because they pose (or will soon 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. $ @4 h, c, v- O% z$ Z5 g+ OTIMS Training Integration Management System (USAF term). TIN Theater Intelligence Networks. TIP TOPAZ International Program. * Z+ g7 ~0 f, Y! cTIR OBSOLETE. Terminal Imaging Radar. (Predecessor to Ground-Based Radar Terminal (GBRT).) 3 d' j3 H. T$ S: e S7 e' N; L+ Z3 RTIRS Telemetry, Instrumentation and Range Safety * a! \4 H, E$ Q STIS (1) Trusted Information Systems, Inc. (2) Technical Information System. 2 H; p, Z- i: _# j' [Titan USICBM. J) K# X3 T& K$ E ]( k7 R8 vTIU TIBS/Tactical Interface Unit. 0 u7 q q5 _9 DTIWG Test Integration Working Group. (U.S. Army) ) O( e' M$ x0 k) [: M2 S9 nTL Team Leader. % Z( S0 T* g* v2 A$ l4 LTLA Time Line Analysis. 7 L& M( o8 `- c: f, o6 ?TLAM Theater land Attack Missile. + j/ W. K | I6 u: UTLAM/D TLAN [with submunition] Dispenser (Navy term). TLDD Top Level Design Document. , c4 N$ w' p6 z5 M9 lTLV Target Launch Vehicle. ; [( X2 K. t$ \TLX Teletype. TM (1) See Theater Missile. (2) Technical Manual. (3) Tactical Missile (US Army term). - `& d0 {# \0 k$ ?, H+ k: STMCC Test Monitor and Control Center. / r4 s5 f! ^6 H- S. HTMD See Theater Missile Defense. TMD C2 Theater Missile Defense Command and Control. - N: d. F+ a0 M/ ?MDA GLOSSARY, VER. 4.0 T 301 5 G7 I6 S' v8 e' Z( r; I7 `TMD C 2 L# e, v9 d+ U7 D3 j# j3 ( _/ m) l& m5 p( [% RI Those assets that provide connectivity between and among Theater Ballistic 7 Y' J, V1 F7 l0 p+ a& [Missile Defense forces. TMD ESM Theater Missile Defense Existing System(s) Modification (MDA term). TMD GBR See Theater Missile Defense Ground Based Radar (THAAD Radar). TMD IA Theater Missile Interoperability Architecture. TMD ITP TMD Integrated Test Plan. & r; C& I; Y* o0 A4 }TMDAS Theater Missile Defense Architecture Study. TMDC Theater Missile Defense Council. TMDE Test Measurement and Diagnostic Equipment (ILS term). TMDI See Theater Missile Defense Initiative. 8 F/ n) E: b6 B1 z% i: m" ZTMDSE Theater Missile Defense System Exerciser. TMMM TOMAHAWK Multi-Mission Missile. 5 G" l. ^+ {4 j4 u1 J% c7 HTMP Technical Manual Plan (ILS term). TMPCU Tomahawk Theater Mission Planning Center Upgrade. TN (1) Terrestrial Network (C2E term). (2) Thermonuclear. TNF Theater Nuclear Forces [Treaty term]. ' i; c, K/ `7 R6 f6 P$ {4 @0 f+ xTNT Trinitrotoluene. 9 v& K' u; Z STNW Theater Nuclear Weapon. 8 j" A( d/ A( T: `- E2 STO (1) Task Order. (2) Technical Order. * t% X2 M# M: ?0 P5 MTOA Total Obligation Authority. ' n2 s$ r5 s ?2 w' _/ ^' \TOAM Tactical Air Operations Module. 0 V" q" u, E) o/ }TOC Tactical Operations Center. TOE Table of Organization and Equipment. 2 `3 O( `) `/ h& A/ LTOF Time of Flight. 1 L# B6 p( N+ v9 Y7 MTOI Track of Interest. TOIA Task Order Impact Analysis. Tolerance The ability of a system to provide continuity of operation under various abnormal 2 u- J+ k9 a" l, N9 T2 Mconditions. TOM See Target Object Map.

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Tomahawk US ground launched cruise missile. 4 z& H# X* X3 SMDA GLOSSARY, VER. 4.0 T 302 $ m! d5 F- c, c1 ^9 D$ ]+ j$ G: Y/ pTOMD Task Radar Management Details. TOMP Task Order Management Plan. * ]% B! i I* r) g$ p0 FTOMS Total Ozone Mapping Spectrometer (NASA term). , P& }+ z9 X, o- JTOO Target of Opportunity. TOOL Target of Opportunity Launch. TOP Task Order Plan. Top-Down Pertaining to an approach that starts with the highest-level component of a + A$ U" Z- b& fhierarchy and proceeds through progressively lower levels; for example, topdown design, top-down programming, top-down testing. Contrast with bottomup. 3 A2 w L0 _( g( _4 [' nTop-Down Design The process of designing a system by identifying its major components, decomposing them into their lower level components, and iterating until the 4 ^; \+ z" I0 C4 qdesired level of detail is achieved. Top-Down 6 S- @" p+ e4 Y6 O2 E; ?8 ATesting ; b! A* x) x; RThe process of checking out hierarchically organized programs, progressively, from top to bottom, using simulation of lower level components. . L7 \0 p0 B( \$ q1 xTOPAZ A project to demonstrate the transfer of Russian thermionic space nuclear power 6 |- i* A1 S3 otechnology to U.S. BMD applications. 3 j: n3 r- o7 i( s3 Q" u- sTOR Terms of Reference. ) ^9 ~6 y# }; {/ f+ VTOS (1) Tactical Operations Shelter (Station). (2) Task Order Status. TOT Time on Target Total Obligation / B' P8 F. f+ j1 A1 \2 V2 C! DAuthority (TOA) 9 Z% k( Z& e& [$ X0 wA DoD financial term, which expresses the value of the direct program for a given 0 G' R8 g1 J/ |; [5 t+ r1 ofiscal year. Total Quality Management ' {0 m. T* t8 [9 j1 Z# e1 B(TQM) A management philosophy committed to a focus on continuous improvement to product and services with the involvement of the entire workforce. ( D; [6 P' a0 l5 WTOTS Target Oriented Tracking System TOVS TRIOS Operational Vertical Sounder. : `/ P6 j9 C1 N# M/ jToxicity The kind and amount of poison or toxic produced by a microorganism, or ; a5 d. L) t; \3 t8 }2 B$ {' E0 Epossessed by a chemical substance not of biological origin. TP (1) Telenet Protocol (Telecomm/Computer term). (2) Test Program. TPALS Theater Protection Against Limited Strikes. TPBM Terminal Phase Battle Manager. TPD Mobile Tactical Radar (US). TPDR Total Processing Data Rate (TelComm/Computer term). MDA GLOSSARY, VER. 4.0 T 303 5 \; i& ~8 ~/ i0 TTPEC THAAD Performance Evaluation Center. TPEM Technology Program Element Manager (SDIO/MDA term). TPFDD Time-Phased Force Deployment Data. 3 [7 B+ X- _. [0 v X; eTPFDDL Time-Phased Force Deployment Data List. * n! h- w* p- V; M, X/ z8 HTPFDL Time-Phased Force Deployment List. . l+ L1 z. h! W3 y* CTPM Technical Performance Measurement. TPMT Total Preventative Maintenance Time (ILS term). * c. T+ y$ f+ M' A6 B$ ZTPO (1) Test Planning Organization. (2) THAAD Program Office 6 K, l* s- a+ s! e' |TPP Test Procedure Plan. 3 m6 E1 J, R) u( ZTPR (1) Terminal Phase Radar. (2) Trained Personnel Requirements. (3) Target Performance Report. * y/ w; }3 M( b G. U4 r# H( oTPS Thermal Protection System. 6 Y+ T9 P" d! H5 Q4 M9 p; L: N# cTPT Theater Planning Tool. TPWG Test Planning Working Group. (U.S. Air Force) 2 |! B; C, u1 [, p3 @1 qTQM Total Quality Management. / w+ y( j! l! t; E# jTraceability (1) The characteristic of software systems or designs or architectures or ( Z+ C( h6 W! N+ c( _9 Y0 ^domain models that identifies and documents the derivation path & ?0 L+ C- |2 [9 ?, ]) z(upward) and allocation/flowdown path (downward) of requirements and constraints. 5 R& J) b* L3 ^8 j; V9 S5 I(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. (2) To display or record the successive positions of a moving object. / |* C# j4 I }3 E- }(3) To lock onto a point of radiation and obtain guidance from. 7 q2 c( B9 H) f( s(4) To keep a gun properly aimed, or to point continuously a target locating ' z7 F. U2 L' n- q* [; M) S3 f0 ?instrument at a moving target. ; F& f, j# j0 a( J. ~( ?(5) The actual path of an aircraft above, or a ship on, the surface of the 1 @# }; K+ E: x9 k) S) Pearth. Track Assessment The Track Assessment looks for anomalies in an object’s track data. An anomaly in the track may indicate a hit. " H2 G' |3 i$ O! D) U7 M( DTrack, Birth to Death The maintenance of an associated track through all phases of flight (i.e., boost 1 `4 E' D/ A0 x6 W0 [2 fto reentry). $ Z' v3 ]2 I# e. F0 b/ ITrack Correlation The combining of track information for identification purposes, using all available 7 `0 N0 P ?2 ~2 R! |! tdata. Track Extension This term usually applies to improvements in track estimates by use of new data. $ ^) i7 H4 z5 Z0 V- nIt is sometimes used to describe a process of target extrapolation to a future time or place (e.g., reentry). " D5 j P$ Z2 KMDA GLOSSARY, VER. 4.0 T 2 f. t2 d+ g( X" e. L304 2 e7 J- @% H# [5 r1 T: yTrack File A target’s stated estimate, confidence, covariance matrix, and associated LOS measurements with irradiances with confidence of association; or some subset of * A; I% w; R3 ^9 l) H D1 f" ?the above. 4 U9 y* f; |9 U- m6 d& P" v, hTrack File-Track * c7 n* l9 i6 U/ z2 U5 ^History 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 9 h8 K* ]. g1 r8 xthree-step process of data association, track initialization, and track improvement by filtering. Tracking The act of generating and maintaining a time history of an object's position and any other features of interest. 6 U; @8 a, M0 e7 wTracking and Pointing Once a target is detected, it must be followed or “tracked”. When the target is 5 w( }; z* p8 N5 f x; Rsuccessfully tracked, a weapon is “pointed” at the target. Tracking and pointing 4 ? S: Z; C0 o D% p& Y/ {. W) Care frequently integrated operations. : ~; r% N" D2 T0 B0 {Tracking Range (Max) * R: H/ l3 Y+ N# FThe maximum line of sight distance at which a sensor can maintain track of an 9 e" p5 l6 h7 U( b9 I4 Tobject. ) j% S* C2 B5 P% O4 X: B: x: u5 {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 / _- h4 @& U' sframes. Track Production : X( P' n/ c% t+ EArea An area in which tracks are produced by one radar station. ( O. J- D* Y% u# fTrack Symbology Symbols used to display tracks on a data console or other display device. Track Telling The process of communicating air surveillance and tactical data information # p+ @4 y0 E8 e' {2 T3 Abetween command and control systems or between facilities within the systems. Telling may be classified into the following types: back tell; cross tell; forward tell; / @. y0 X/ W! X; t7 ?lateral tell; overlap tell; and relateral tell. & e3 T; v; I6 h. {" U0 ATRADEX Target Resolution and Discrimination Experiment. TRADOC U.S. Army Training and Doctrine Command, Ft. Monroe, VA. 5 R, Q- ?* D3 k% ?$ z2 f6 K6 O: ^Traffic Capability Maximum The maximum number of objects per unit time which the sensor system can ( J4 D6 m5 B( X" D. Lmaintain track files. d% c" j- ?. {4 l9 z# DTraffic Decoy Decoy that matches RV characteristics in the exoatmosphere and high . `- c) T" H4 K8 A4 z8 Yendoatmosphere. Train Threat geometry with objects placed in a line (string) along the velocity vector of 1 L p# n+ Q; C: e# Treentry. Trajectory The curve described by an object moving through space. Trajectory Histories # h# Z* z& C% D7 Q7 F vTrajectory information on targets recorded over a period of time. % N& j2 k3 F# B' yTRAK A data base management system (not an acronym). Trans-Attack Period from first tactical indication of attack until termination started, i.e., postattack. ! O8 w" X& ?3 h9 F8 f2 W! gMDA GLOSSARY, VER. 4.0 T 6 Y8 k- A3 u6 ^305 2 T% U$ p" {2 S% ?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. : s' r+ k8 `0 b+ M& [/ b5 V9 @ oTransition to / t! E2 [ d, a7 pProduction A risk reduction process during which the program shifts (passes) from development to production. It is not an exact point, but is described as a process consisting of disciplined engineering and logistics management to ensure the system is ready for manufacture. (See DoD 4245.7-M.) / x5 Y' p# s7 {" u% Z+ ?# L$ F. qTransmission Security 2 ?. l! D- B' c0 i8 E(TRANSEC) 3 x: t! Q% q7 j# [$ g) r9 WThat component of security, which results from all measures, designed to protect & c1 Z* T* Y/ H6 \ {communications transmissions from interception and traffic analysis. (See % @* C" u! A+ I$ D6 y* P( D5 ICOMSEC.)

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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 : I4 \ ^( Q1 @/ G* Cencountered when passing from subsonic to supersonic speeds and vice versa. Transponder A receiver-transmitter that will generate a reply signal upon proper interrogation. ; L3 w n6 k; r ^: Z/ t, k- R2 k- [5 M. ATRAP Tactical Receiver and Related Applications. % m3 p# j7 v$ C/ E5 H. |; k" o4 ?Trap Door A hidden software or hardware mechanism that permits system security 2 H* T' W& W& y9 q) e) ^" mmechanisms to be circumvented. Traveling Wave Tube (TWT) 7 g+ ^6 P, `( z6 I7 V( CAn electronic tube in which a stream of electrons interact continuously or 1 `9 D d9 l1 C, }. X6 [repeatedly 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 stream to the wave; the tube is used as an amplifier or oscillator at frequencies in . @; E$ @4 `! `0 X# L0 m$ g9 }- Jthe microwave region. 1 z- i% }1 i3 c; ^. P. ]# ?Traverse (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 points on the earth are obtained by or from field measurements, and used in determining positions of the points. 0 v) s: y8 n2 K* d( a2 @4 nTraverse 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. TRD Technical Requirements Document. TRE Tactical Receive Equipment. TREA Transmit/Receive Element Array (THAAD). TREE Transient Radiation Effects on Electronics. TREM Total Radiation Environment Model. : Z; T( z; D& F. }# p1 t8 CTREPS See Thrusted Replicas. TRESIM Tactical Receive Equipment Simulator. 1 u3 ?2 [0 i8 }5 ?$ ?: UMDA GLOSSARY, VER. 4.0 T ( F1 E9 _9 O# F" u `- |; T306 TRG Threat Reference Guide. TRI-TAC Tri-Service Tactical Digital Communications System. TRIDENT Class of US ballistic missile submarines (USN term). # n: |' Z/ }- `. j5 m+ kTRIDENT I (C-4) US SLBM (USN term). 7 e4 x; V& o1 R8 z* @TRIDENT II (D-5) US SLBM (USN term). TRIM Toxic Reduction Investment and Management. TRM Technical Reference Model. 0 X+ l+ ^4 Q" {1 Z1 i' XTRMP Test Resources Management Plan. ( p) I5 G" M4 J# i/ a& {$ x# n% ITRN (1) Task Requirements Notice. (2) Test Requirements Notification. 5 W- j# U3 R/ D4 @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 ( L5 M2 ?7 k- Aperformance. # O; Z- s& \" m6 o! H: E! _TROPO Tropospheric Scatter. " Z y d6 k/ b1 a* b2 ~' s/ W$ A2 ETropopause The imaginary boundary layer dividing the stratosphere from the lower part of the 0 n0 |( d& R; z C- W" f& W$ qatmosphere, the troposphere. The tropopause normally occurs at an altitude of ' a( b/ h1 c. f" }) cabout 7.62km to 13.71km in polar and temperate zones, and at 16.76km in the # d. L" F9 a+ O1 F9 [. D$ W1 itropics. (See Stratosphere, Troposphere.) Troposphere The region of the atmosphere, immediately above the earth's surface and up to the tropopause, in which the temperature falls fairly regularly with increasing ( S* g; q8 e- b/ v9 jaltitude, clouds form, convection is active, and mixing is continuous and more or less complete. Tropospheric . X. ^% h& d% e: w" E4 l4 tScatter The propagation of electromagnetic waves by scattering as a result of 1 a0 {& N: ?% n) N8 u1 ?irregularities in the physical properties of the troposphere. TRP (1) Test Readiness Program. (2) Technology Reinvestment Program. (3) Technology Readiness Program (pre-acquisition program status). 1 H+ V/ H" q5 [/ l* \(4) Technical Requirements Package. TRPC Technology Readiness Planning Committee. ( L% ~0 L; n8 n6 [- qTRR Test Readiness Review. , o; J& E+ D r o$ PTrusted Computer ! U. Y+ b' x U1 VSystem/Software . ]) d$ t/ W9 k6 U: k! y; _+ SA system or its software that employs sufficient hardware and software integrity + w) g% U# B1 j; _; U9 c- f, tmeasures 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 ! _2 Y: e8 _! i9 T- n0 i# PTrusted Computing Base. This mechanism can only be activated by the person ) u* L: n! H1 E5 w- a! T- ]of the Trusted Computing Base and cannot be imitated by un-trusted software. TRW TRW, Inc. 4 O% @1 K2 K/ ]; ?* Y7 n, n% GTS (1) Terminal Service. (2) Top Secret. , M7 C- S/ I( v7 E' n( L9 @MDA GLOSSARY, VER. 4.0 T 307 8 A) W0 `) A6 ~- y/ u/ Q+ }TSA Technology Security Analysis. # w: P) L- @! S) t( A, A1 STSD Tactical Surveillance Demonstration. 4 l8 G' T' {6 V5 Y. I4 o ]0 `# vTSCM Tomahawk Strike Coordination Module (USN term). 5 J1 s- i" s2 v6 [( FTSD Tactical Surveillance Demonstration. TSDE Tactical Surveillance Demonstration Enhancement. j" w+ R' g( P8 u! OTSEU Technology Seeker Evaluation Unit. # a: E: P, k: q1 k& ?TsIAM Moscow’s Central Institute of Aviation Motors. O$ \. @9 ~% y4 }) k: Q# D, wTSM TRADOC System Manager. TSMA Theater of Strategic Military Action. TSP Target Support Plan. 5 H( x: y# Q2 WTSPI Time, Space, Position Information. Y7 o& _4 y4 ~/ E" ~- ^TSR Target System Requirements.

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TSRD Target System Requirements Document. 4 m+ E8 N$ n5 x& Z- |* I7 K5 nTSS Terminal Surveillance Sensor. 8 z" j! y9 V6 n! gTSSAM Tri-Service Standoff Attack Missile. TSWG Target Signature Working Group. 4 ^- S6 ^% a& p" M; ^+ W2 q+ DTT Total Time. 9 M, ]; h V. K. Z. yTT&C Telemetry, Tracking and Command. TT&E Technical Test and Evaluation (Army). % Y! ~0 E( n! u7 S. J% r* d' \TTA Total Time Accounting. d( n4 }: G W6 j* w$ X' Y# pTTBM Terminal Tier Battle Manager. TTBT Threshold Test Ban Treaty. # n0 ?4 g9 t6 {! G4 qTTD&D Test Technology Development and Demonstration. A portion of the CTEIP program, which funds the development and demonstration of technologies, which have significant potential for improving testing. TTEL Tools and Test Equipment List (ILS term). TTL Transistor-to-Transistor Logic. ; ?6 y" A x- r: A* Y% ] M1 QTTP Tactics, Techniques, and Procedures. d0 g" }/ X( J; a6 `TTSARB Technology Transfer and Security Assistance Review Board. , ^0 |! ^+ y( k- W( wTTT Test Technology Transfer. . \; ?" s Y$ d) y: S/ J, GMDA GLOSSARY, VER. 4.0 T 308 TTV Technology Test Vehicle. u1 r2 j3 J0 U" ]: z# Q, oTTY Teletype. TUG TRACE User Group. 1 n& k# S, _% r! sTV Thrust Vectoring (rocker engineering term). 4 W" Z4 |- T9 n& ^1 r# g% CTVC Thrust Vector Control. " o4 ?1 d# k6 ~0 o7 P7 @TVE Technology Validation Experiment. TVM Track-via-Missile. TVV Technology Validation Experiment. TW Tactical Warning. TW/AA See Tactical Warning/Attack Assessment. TW/SD Tactical Warning and Space Defense. 7 X; M7 i7 J& P6 c& ` ZTWG Technical Working Group. 4 }! O# }: W/ q+ ]+ C4 S$ j! `TWS TOMAHAWK Weapons System (USN term). TWT Traveling Wave Tube. 6 a; ]* u' w2 w* ~* LTWTA Traveling Wave Tube Amplifier. (Electronic Engineering term). * w$ z; f8 j4 A$ a8 z0 |TY Then Year (PPBS term). TY$M Then Year Dollars Millions. Type A - System Specification States all necessary requirements in terms of performance, including test provisions to assure that all requirements are achieved. Essential physical 6 a$ p6 w B+ [' B P$ ~* Hconstraints are included. Type A specifications state the technical and mission $ {+ ^5 V6 \& _. Y1 w# I1 Srequirements of the system as an entity. ; c! O7 q9 e r! ?Type B - ; {0 q6 K, V" Y1 ~( LDevelopment 1 S" Q9 k: k3 ]6 b& G% m* M3 ^Specification - A0 L, ~9 I1 p& k% zStates all necessary requirements in terms of performance. Essential physical constraints are included. Type B specifications state requirements for the / T; _! E( H) P) f. T% S' ]development of items other than systems. They specify all of the required item + \; a# p) C8 ?6 x0 Sfunctional characteristics and the tests required to demonstrate achievement of 6 e. ^. b8 k5 R4 zthose characteristics. ' U0 H/ W# D( x1 [Type C - Product Specification 6 F2 b8 t8 Z5 RProduct specifications are applicable to any item below the system level, and , H- N3 `& ?2 z2 A, mmay be oriented toward procurement of a product through specification of primarily function (performance) requirements or fabrication (detailed design) ; C. A- Z# ]- q v# w. e& Z( ^requirements. Type C specifications intended to be used for the procurement of items including computer programs. . r, j/ q4 C- A0 b7 }9 G4 VTyphoon Class of Soviet ballistic missile submarines. 9 i" d' b' X' {/ pTyping The act of recognizing objects by measuring a set of observables, computing a set of characteristics, and associating the characteristics with a specific class of objects (i.e., SS-18, SS-24). MDA GLOSSARY, VER. 4.0 U + a/ b' v5 ^ _& v309 8 p+ ]" u. s6 b& B" GU Uranium. U&S Unified and Specified [commands] (pre-1996 term). U.K (UK) United Kingdom. 5 m: R! i* ?- `8 M% T' dU.S. (US) United States. U.S. West U.S. West Incorporated. U.S.S.R. Union of Soviet Socialist Republics. UA User Assessment (NMD BMC3 term). - f8 _. V4 Q" `1 VUAE United Arab Emirates. UAV Unmanned Aerial Vehicle. 3 g2 _/ c2 H# |) |UAV BPI Unmanned Aerial Vehicle-based Boost Phase Intercept. UCAP UAV Combat Air Patrol. ; T: l) _' e& H1 l6 o+ w2 SUCC Uniform Commercial Code (US legal term). UCP Unified Command Plan. # I( T, p: H7 {UD/ASD United Defense/Armaments Systems Division. / _0 v- e; R( p* K/ yUDMH Unsymmetrical Dimethylhydrazine (a liquid propellant rocket fuel). UDS Universal Documentation System. A standardized comprehensive tool for stating and coordinating program requirements for testing MRTFB ranges, as well as the capabilities and plans of test ranges to support program requirements. It ! i8 Q6 E! C4 D! b5 yconsists of a series of six planning and execution documents: 10 are the $ S/ K" j! C1 L! W: H* u2 QProgram Introduction (PI) (also called the Program Introduction Document (PID)), 2) Statement of Capability (SC), 3) Program Requirements Document (PRD), 4) 8 i" f4 J8 Z9 @7 [* OOperations Requirements (OR), 5) Program Support Plan (PSP), and 6) the 5 j3 {" t& e# [. `2 r, h& U7 QOperations Directive (OD). The UDS was developed and is regulated by the * o- `4 Z) l! i( vRange Commanders Council (RCC).

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UE Unit Equipment. 0 B7 Q' W6 [6 J: n5 Y9 h% H/ y( r7 |UEME Unified Electro-Magnetic Effects. 6 @5 r+ P6 `/ i3 p& o% pUEWR Upgrade Early Warning Radar. UF4 Uranium tetra fluoride. UF6 Uranium hexafluoride. MDA GLOSSARY, VER. 4.0 U 310 UFG User Focus Group. % }$ e% C# G, L/ I' ?6 N y, tUFO UHF Follow-On [Satellite Communications System]. UFP Unit Flyaway Price. 3 {3 `8 L H: @" h8 S5 P- CUGF Underground Facility. 1 G4 b5 |' x" O1 \2 r9 `# N3 ?0 lUGS Unattended Ground Sensors. 9 _$ w# a7 E& C$ H6 _9 I gUGT 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. - W4 b& u: S# b$ |# wUKTB United Kingdom Test Bed. ULCS Unit Level Circuit Switch (SINCGARS term). 3 [. t4 i* f# ^: vULS Unit Level Switch. " b" d6 H% q9 w; YULSA Ultra Low Sidebobe Antenna. ; I v+ M7 k; f0 n1 n* L; DULTDS Unit Level Tactical Data Switch (SINCGARS term). Ultraviolet (UV) Electromagnetic radiation of wavelength between the shortest visible violet 3 Q. J/ p" g: l% n8 `+ F+ ^(about 3,850 Angstroms) and soft x-rays (about 100 Angstroms). UMD Unit Manning Document. 2 k# p5 i9 {- ?% Q9 k) [ |* d) u$ gUMMIPS Uniform Material Movement and Issue Priority System (ILS term). UNAAF Unified Action Armed Forces. 5 N2 F: L6 q2 k& z# dUNC United Nations Command. Unconventional % [9 I' M, p3 m; IWarfare A broad spectrum of military and paramilitary operations conducted in enemyheld, enemy-controlled or politically sensitive territory. Unconventional warfare ! H% {! y4 {8 q! i4 Pincludes, but is not limited to, the interrelated fields of guerrilla warfare, evasion 2 d% f6 O9 U$ D: z# Zand escape, subversion, sabotage, and other operations of a low visibility, covert, or clandestine nature. Unified Action 6 d7 q$ y% Y* A1 _+ KArmed Forces A publication setting forth the principles, doctrines, and functions governing the 6 y: t: k! o4 [activities and performance of the Armed Forces of the United States when two or more Services or elements thereof are acting together. 6 [0 h0 e# L: fUnified Command A command with a broad continuing mission under a single commander and 0 P1 X8 m; v' L& v4 Qcomposed of significant assigned components of two or more Services, and which is established and so designated by the President, through the Secretary of Defense with the advice and assistance of the Joint Chiefs of Staff. ) x8 s& S1 y8 Q& aMDA GLOSSARY, VER. 4.0 U 311 ) \1 l- [; M( J$ M. C/ {& y. SUNISYS UNISYS Corporation. 1 F) a1 R2 u0 W& h& d+ I. |. `United States ! C: d4 B# p8 H; g0 K4 c, L( W6 NArmy ; x6 V7 B. N: U" l9 n' USpace Command (USARSPACE) The Army component command of USSPACECOM. Responsible for the Army elements of the SDS system. Located in Colorado Springs, CO. United States 8 y; B2 k6 C5 T m {% n8 JSpace Command + O& X0 t& q4 A, G7 e(USSPACECOM) 8 a7 D5 F/ X+ uThe unified command responsible for planning and conducting ballistic missile 0 {. j" U2 @9 A& }6 Qdefense. Located in Colorado Springs, CO. United States # O* }# j0 L/ o2 p" _/ MStrategic Command 2 y- q' A. i Q) ^(USSTRATCOM) 0 ^# @0 D; \9 ]7 g& M) ~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 * }) ?; p2 I0 A/ o) D( S(USTRANSCOM) 2 S7 y6 F2 v; w* QThe DoD unified command responsible for providing air, land, and sea 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 4 d2 O) I6 [# ?! [' T; T9 _) {4 hterminal services, and commercial air, land, and sea transportation, including as needed to support the deployment, employment, and sustainment of U.S. forces . e% i! h2 r# G+ [' Son a global basis, as directed by the Secretary of Defense. Located at Scott AFB, IL.

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Unk Unknown. Unresolved Objects ; l" F! U6 \: j9 Q& r: zObjects so closely spaced with respect to the sensor focal plane as to be indistinguishable from a single object. - q0 P- T) _+ h U2 rUNSC United Nations Security Council. UnSecEnergy Under Secretary of Energy. UOC Usable on Code (ILS term). UOES See User Operational Evaluation System. 9 O& _) Y+ \% y o, wUPD Unconventional Passive Discrimination. UPS Uninterruptible Power Source. UQT Unit Qualification Training (ILS term). URIP University Research Initiative Support Program. ' b1 G3 F+ L& a! c2 E- sURL Uniform Resource Locator (internet protocol term). URT Upgraded RTD. ' o0 p8 a; B* v8 D, J# aUS/UK United States/United Kingdom. USA (1) United States Army. (2) Under Secretary of the Army. , T+ ~& Q X$ _7 @5 gUSAADASCH U.S. Army Air Defense Artillery School. USAAE U.S. Army Acquisition Executive. ) n' [2 Q2 q% `MDA GLOSSARY, VER. 4.0 U 312 USACE United States Army Corps of Engineers. USACOM United States Atlantic Command, Norfolk, VA. USAF United States Air Force. USAF/AFMC/ESC U.S. Air Force Materiel Command, Electronic Systems Center; ex-ESD. 0 X' Y+ N5 ]2 |. n6 Y- K- [USAF/AFMC/SMC U.S. Air Force Materiel Command, Space and Missile Systems Center; ex-USAF ) j$ z" U! w6 d3 YSystems 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. 3 g$ W( Q& x) Q& eUSAFE U.S. Air Forces in Europe. USAFLANT U.S. Air Force, U.S. Atlantic Command. : B8 S2 u( \. R5 X" EUSAKA U.S. Army Kwajalein Atoll. 6 a, }5 f; X3 x: Q, F$ ` ^, i, DUSAMICOM U.S. Army Missile Command, Redstone Arsenal, AL. ]! S% o- N3 x0 X' D* c' QUSAMSIC See MSIC. * \4 K9 Z7 h7 n5 z- E( zUSAMSAA U.S. Army Materiel Systems Analysis Activity. + ?& D% q3 \$ [ {- S1 Q) U# c6 OUSAOEC U.S. Army Operational Evaluation Command, Alexandria, VA. " P6 a% D; i& p/ ZUSAOTEC U.S. Army Operational Test and Evaluation Command. USARCENT U.S. Army Forces, U.S. Central Command. : S* [7 Z8 N C z& @USAREUR U.S. Army Forces, U.S. European Command. % H' j7 L6 d$ E& Q. ]% a8 J! p' CUSARLANT U.S. Army Forces, U.S. Atlantic Command. 2 E% w3 `' u# Q+ ] r8 EUSARPAC U.S. Army Forces, U.S. Pacific Command. USARSPACE See United States Army Space Command. . R, e- C9 d4 Q; X8 t2 d0 TUSASDC U.S. Army Strategic Defense Command (<1Oct 92). : L8 o, Y! f4 yUSASSDC U.S. Army Space and Strategic Defense Command, Huntsville, AL USATECOM U.S. Army Test and Evaluation Command. % ~5 Q: k8 \; N) f5 E0 N8 lUSATRADOC U.S. Army Training and Doctrine Command. USB Upgraded SBD. USC U.S. Code. 6 ?2 }1 V# U2 s& M+ rUSCENTAF U.S. Central Command Air Forces. MDA GLOSSARY, VER. 4.0 U $ q) v7 q" s2 z/ R2 F9 E4 }313 USCENTCOM United States Central Command, MacDill AFB, FL. ; x2 R5 O& L1 U, ~( TUSCG United States Coast Guard. ! A0 a; F! Z# Z; m3 b- @, m( CUSCINCCENT Commander in Chief, U.S. Central Command. 8 f- g/ w5 N! w' `: c, _USCINCEUR U.S. Commander in Chief, Europe. USCINCLANT Commander-in-Chief, U.S. Atlantic Command. . i0 ?7 M: d/ kUSCINCPAC Commander-in-Chief, U.S. Pacific Command. USCINCSPACE Commander-in-Chief, U.S. Space Command. ' F4 ]: E$ N- {( AUSCINCTRANS Commander in Chief, U.S. Transportation Command. USCS U.S. Customs Services. USD Under Secretary of Defense. USD(A&T) Undersecretary of Defense (Acquisition and Technology). USD(A) OBSOLETE. Under Secretary of Defense (Acquisition.). 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. USDELMC U.S. Delegation to the NATO Military Committee. 1 a5 D6 Q6 y. t# K$ DUSDR&E Under Secretary of Defense for Research and Engineering. 3 d) T3 J/ Z8 }1 }5 n6 U5 VUser Friendly Primarily a term used in automatic data processing (ADP); it connotes a machine , _ K) s9 D: O# G" `(hardware) or program (software) that is compatible with a person's ability to 2 a$ N% E U# ?" u/ V2 W6 foperate it successfully and easily. . p, h6 W+ l9 E9 K( _- }& VUser Operational Evaluation . c$ |% {2 V. x, dSystem (UOES) " p0 S' [9 K8 M, _$ BPrototypical system developed and tested as part of the early phases of the development process. A UOES has two objectives: (1) testing, evaluation, and / N& ^! x& B2 Q! k. s n+ [7 l( Htraining for a system proceeding through the normal acquisition process; and (2) contingency defense capability should the need arise prior to completion of the % h- Q0 j \: d5 i5 q5 ~7 |" q! ~normal acquisition cycle. USEUCOM United States European Command, Stuttgart-Vaihingen, Germany. USFJ U.S. Forces Japan. # O6 {* ^- r& s. U DUSFK U.S. Forces Korea. 7 L7 b/ T% H% W wUSFK/CFC CSFK Combined Forces Command. 2 D: a0 i$ U' N0 ^USG U.S. Government. ) A1 z! E3 }" `* BUSIA United States Information Agency.

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MDA GLOSSARY, VER. 4.0 U 314 & B: e, i/ ?) a8 F5 I5 nUSLANTCOM United States Atlantic Command (Now see USACOM). # h! x/ c, D' _' g, NUSLANTFLT U.S. Atlantic Fleet. USMAR- 7 F1 l+ J7 C- z( X3 @$ K3 fFORCENT U.S. Marine Component, U.S. Central Command. t9 {- Q$ L- EUSMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command. USMAR-FORPAC U.S. Marine Component, U.S. Pacific Command. 2 Q- U4 r( i! _2 ^' c/ M) KUSMC United States Marine Corps. USMCR United States Marine Corps Reserve. USMILREP U.S. Military Representative. USN United States Navy. USNAVCENT U.S. Naval Forces, U.S. Central Command. USNAVEUR U.S. Naval Forces, U.S. European Command. / N! K: b4 s& g( ] h( k. Q- b1 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. USPACFLT US Pacific Fleet. USPACOM United States Pacific Command, Pearl Harbor, HI. USREPMC U.S. Representative to the Military Committee (NATO). USSC United States Space Command. USSOCOM United States Special Operations Command, Tampa, FL. $ [6 `; N. v6 p( mUSSOUTHCOM United States Southern Command, Panama Canal Zone, Panama. USSPACECOM See United States Space Command. USSS United States Secret Service. USSTRATCOM See United States Strategic Command. 8 y. v* D8 L6 X1 H) g* TUSTA United States Telephone Association. [4 s/ F9 c, A6 z" }7 k* oUSTRANSCOM See United States Transportation Command. 4 \+ M$ Q# b4 e9 E! N* |7 D6 bUT Universal Time. UTC Unit Type Code. : Q) h9 E& Y; f* kMDA GLOSSARY, VER. 4.0 U ' S4 h+ y+ P6 V3 C4 G4 {315 . s5 T- t. r; X7 g* @4 VUTM Universal Transverse Mercator. " v! b2 T" r; E7 R4 s# OUTTMDS Upper Tier Theater Missile Defense System. See THAAD System. UUT Unit Under Test (ILS term). 1 \4 U" ~+ o* G- t- f- aUV Ultraviolet. UV Electro- Optics % e$ J. H0 z4 Z9 { P! |" FTechnologies/techniques employed by optical sensors in the wavelength 8 C* A" t) Q) _. K1 e c/ b/ wspectrum shorter than visible (e.g., less than 4,000 A). UVPI Ultraviolet Plume Instrument. UW Unconventional Warfare. MDA GLOSSARY, VER. 4.0 V 5 [1 r: S: o: z3 x; l; }$ P8 P( L2 ^% ~3 X316 4 k4 ?# e1 J2 i. H0 L( S' Y2 k# AV Volt. ( @( C& n; k( @5 D b" z, aV&H Vulnerability and Hardening. V&V Verification and Validation. (See Verification, Validation, and IV&V.) V/STOL Vertical Short Takeoff and Landing [aircraft]. # c/ j/ ^) u2 \1 G8 HVAFB Vandenberg Air Force Base, CA. ) u% m' E5 e/ U2 S3 hValidation Confirmation that the processes and outputs from a test resource parallel real world processes and are realistically sensitive to change in the environment, 6 E9 W1 L0 {8 t5 r- z1 g+ Gtactical situation, system design, tactics, and threat. " I: |9 @0 R( A6 ~9 Y! s5 ^VAMOSC Visibility and Management of O&S Costs. 7 I2 j( d7 L2 F% JVAR Visitor Access Request. 9 h) S$ {. e* k n# u5 M/ @8 g. iVariability The manner in which the probability of damage to a specific target decreases 6 a& _9 \3 `# Y* }( w0 hwith the distance from ground zero; or, in damage assessment, a mathematical 9 Y9 r+ J) d4 ?6 f' h5 ^factor introduced to average the effects of orientation, minor shielding, and uncertainty of target response to the effects considered. 7 h' n4 d1 d2 q4 z0 W! QVBO Vertical Burn-Out (velocity). VCC Voice Communications Circuit. VCRM Verification Cross Reference Matrix. + g* n9 E: R% @* |5 O; B( VVCS Voice Communications System. ! f! @2 J7 s/ z/ h5 B! T7 bVDC Volts Direct Current. VDD Version Description Document. VDU Visual Display Unit. VE Value Engineering. VECP Value Engineering Change Proposal. 3 F- X' b4 m% q( Z" XVerification (1) Confirmation that all data inputs, logic, calculations and engineering 1 c4 z" Y' G6 z( X" L( yrepresentations of a T&E resource accurately portray the characteristics, % V3 K+ w9 q- H" J- E" i0 Wcalculations, logic, and interactions of the system under evaluation. 8 f/ F% ~- N# g# p; R9 w(2) The process of evaluating a system or component during or at the end of the development process to determine whether it satisfies specified requirements. VESA Video Electronics Standards Association. VFR Visual Flight Rules. . @9 S0 y6 ]4 r0 d+ hVGA Video Graphics Array (Telecomm/Computer term). ) Q1 P+ O- Y8 L+ T4 V: ZVHF Very High Frequency. VHSIC Very High Speed Integrated Circuit. MDA GLOSSARY, VER. 4.0 V 9 Q8 x8 [5 I. }7 E3 h& d% y3 D317 VIDS Vehicle Integrated Defense Software (USA term). . j, d% u6 g$ b jVIGILANTE Viewing Image/Gimbaled Instrumentation Lab-Analog Neural Three-D Experiment. VIGILANTE involves building a small computer (ANTE) offering 1/12 Operation Per Second (OPS), using a mixture of experimental three-dimensional / n3 o, T/ `+ r. fcircuitry and commercial components. Project also demonstrates VIRGIL, a ! e; |4 c" g! k8 I4 j' s* s% _$ Bgimbaled airborne sensor with visible, experimental UV and quantum-well IR ( ^2 Z$ Z7 }- Z) L- H5 Vcameras capable of tracking targets that can be detected, identified, and precision-tracked with the ANTE processor. * ~$ q3 Y; u) t( }VIM Vibration Isolation Module. - A$ [% y& R$ W- UVINSON Encrypted Ultra High Frequency Communications System. " I* Y; b, |! t: t7 W8 H1 BVIS Visible. 5 U1 k9 P2 r( S- f# qVIS/UV Visible/Ultraviolet. 8 d" W9 G$ K1 a% q' X! IVisibility Range 3 x. b8 d7 @$ y6 _# [6 s7 t- X(or Visibility) / I' b) H! X: X" [+ iThe horizontal distance (in kilometers or miles) at which a large dark object can , O9 D$ F. s* v: j, |! }just 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). - a: ]2 z) S: ~$ sVisible Electro- 9 X" D A4 r6 m5 NOptics 8 h3 B3 E1 m `1 i! @. v/ UTechnologies/techniques employed by optical sensors in the visible portion of the wavelength spectrum. VLAR Vertical Launch and Recovery (UAV JPO term). 1 h8 m, P( X; V0 |2 nVLF Very Low Frequency. 6 U( T; Q+ Y1 H) ^% [& y+ ?- yVLOS Vertical Line of Sight.

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VLS Vertical Launch System. 2 Y3 d; T$ U: y; f+ G! d' L" T: jVLSI Very Large Scale Integration. " x& R/ q8 z: S2 ~4 {VLSIC VLSI Circuits. VLWIR Very Long Wavelength Infrared. . S! I) D9 |2 E p/ mVME Versa Modular European [standards]. $ O+ p# J& h/ ~ [! qVMF Variable Message Format (Telecomm term). VOX Voice Actuation. |- @) D; y1 J7 l. `; u, r" TVRI Vanguard Research, Inc., Fairfax, VA. VTC Video Teleconference. VTOL Vertical Takeoff and Landing [aircraft]. ( q* u3 s0 h. J# C; E; Y. {VTOL-UAV Vertical Takeoff and Landing Unmanned Aerial Vehicle. ' q- [- T. a( ^! O3 g6 JVUE Visible Light/Ultraviolet Experiment. + E+ ^* N4 c) V4 X0 JMDA GLOSSARY, VER. 4.0 V 318 # T5 k) U, I* g0 @) ]) f. JVulcan UK bomber. : t* P) I* t4 f/ J4 h0 Q. d) }VV&A Verification, Validation, and Accreditation. VVER Pressurized water type nuclear power reactor. VVIRF Verification and Validation Information Request Form. 7 w! D! H7 l% w; [& W A8 ~MDA GLOSSARY, VER. 4.0 W 319 W/ With. w/o Without. W/TD Warning/Threat Detection. WAA Wide Aperture Array. " F6 w/ N7 d5 j! W: U& eWALEX Warfare Analysis Laboratory Exercise. WAM (1) Worldwide Military Command and Control System (WWMCCS). (2) Wide Area , J% F( A2 C" _3 Z: xMunition. (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 opposing forces, using rules, data, and procedures designed to depict an actual ( M: Q% p4 @ |( U G% }. i# ^or 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 assessments. Warhead A weapon, usually thermonuclear, contained as the payload of a missile. # c. J4 _5 l9 m! ?Warhead Mating The act of attaching a warhead section to a rocket or missile body, torpedo, airframe, motor, or guidance section. Warhead 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 armed forces for war, but intends to launch an attack in the near future. Warning Order A preliminary notice of an order or action that is to follow. WARSIM Warfighter Simulation (US Army term). WARSIM 2000 Warfighter Simulation 2000 (US Army term). Wartime Reserve 4 _& m8 _2 Q" m) vModes (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 ; K+ N2 ^7 u4 |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 . O" b2 S8 h" v" ewartime or emergency use and seldom, if ever, applied or intercepted prior to # `2 L" N0 m9 Bsuch use. WAS Wide Area Sensor. WASP Wide-body Airborne Surveillance Platform. A modified DC-10. 6 Y3 i1 S6 t" @# ]9 ?/ m3 LMDA GLOSSARY, VER. 4.0 W - w. H4 M1 f: a2 Y; a$ C6 `5 Y320 ; o+ F; A x. d/ J1 m0 r* U; WWASHDC 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 ; L7 W3 w0 `. P# E/ y$ B(WATCHCON) Series of readiness conditions used by the intelligence community to alert staffs 5 I! ]0 y9 P' g, F& G+ X5 dto watchfulness without raising DEFCON. WATS Wide Area Telephone System. WAVE Wideband Angular Vibration Experiment. : R/ `% J7 \. ]1 JWavelength The distance between two points having the same phase in two consecutive 1 c7 U; G3 g; T; v$ G0 A; M5 Xcycles of a periodic wave, along a line in the direction of propagation. 5 V4 Q; @3 p3 OWB Wideband. WBM Weapons Battle Manager(s). WBS See Work Breakdown Structure. $ j) A* D' l! @, N: D: @5 L' n9 P9 {WCC (1) See Wing Control Center. (2) Weapons Control Computer. WCG Workstation Computer Graphics (Computer term). WCP (1) Weapon Control Processor. (2) Weapon Control Platform. WCS Weapons Control System. - j% o. \, r5 I6 c+ iWDM Wavelength Division Multiplexon. Weapon Enabling The set of control functions without which defense weapons cannot be launched.