航空缩略语词典

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MDA GLOSSARY, VER. 4.0 T $ N, M2 A1 n; y; G298 Theater Missile # I @" M5 ?# U- ]$ DDefense Council ) K4 W( j6 E) d" J% q8 V H2 a# y3 C5 ?2 c(TMDC) / U1 X( S3 x7 Z$ U1 fA consultative body for considering TMD family of systems planning and programming issues; chaired by an Assistant to the MDA Deputy for . w: l, u. J y- aAcquisition/TMD, membership includes MDA TMD Directors, representatives of each applicable Service Program Executive Officer, and TMD Executive Agents and Program Managers. % y7 w: y$ U8 I0 @5 k- J5 mTheater High 4 s6 k+ z; |. C7 O$ m5 r6 ], s+ OAltitude Area ) W' W- z$ B' ]. ^0 j: W& \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 # |/ d! O, V \/ Q6 ~greater distances. Will provide an overlay or upper tier to point defenses such as 1 U, r0 Y0 |' L* PPATRIOT. & h: m6 J( `. fTheater Missile (TM) . x% C- ~9 e0 A# q5 NA 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. . U* I2 |4 V. P- y X+ K, W% T9 cTheater Missile t- {1 |1 J+ w, ~Defense (TMD) 5 X" ~8 S! G+ r4 w6 mOBSOLETE. The strategies and tactics employed to defend a geographical area : R7 D b% q7 T- h6 S8 o- soutside the continental United States against attack from short-range, - h" A, q" p' {5 T4 f! z; e8 xintermediate-range, or medium-range ballistic missiles. 4 M; m% s& h8 i* b: P* p+ pTheater Missile ; h5 V- }& ~6 [Defense Ground- $ T% S1 ^4 Q& w5 t2 P* ?# EBased Radar 0 a( F/ ~3 R$ S4 _8 ^3 Q(TMD-GBR) ! `# q6 V( [, }A ground-based, air transportable sensor that provides search, tracking and R, R, I" c n7 U/ V- a+ O& g, [discrimination capabilities for the THAAD interceptor system. Also referred to as THAAD Radar. Theater Missile , p3 S4 ]+ Q& L1 o1 |# BDefense Initiative (TMDI) An 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 ! n! H; l5 I& ?! c0 K( ?(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 thermal energy received per unit area at a specified distance is generally * c, q! k/ {7 Z7 m( ^. @2 Hexpressed in terms of calories per square centimeter. 2 P# {' R9 a3 T' b& SThermal Imagery Imagery produced by sensing and recording the thermal energy emitted or - b( L4 J2 X! p) N) t. \reflected from the objects, which are imaged. ) {; r* W3 b. W9 D" x8 DThermal Kill The destruction of a target by heating it, using directed energy, to the degree : r2 g8 M8 j+ W" Ythat structural components fail. ) ?+ O r/ e& e% M yThermal ! U( V! D4 J4 N6 J: k7 hManagement Technologies/techniques associated with the control and management of thermal energy, its generation, dissipation, and recovery. Thermal 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 0 E) r* p* l6 {1 Y9 R9 l. N5 [$ @ultraviolet, visible, and infrared radiations. Thermal X-Rays The electromagnetic radiation, mainly in the soft (low energy) x-ray region, 9 e9 B, Y8 f! h4 J7 cemitted 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 2 h5 C5 d4 C2 ~) K8 O# }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 * f/ u& a* B% q0 V& p5 e# Sregion) which then emits thermal radiation. (See X-Rays.) / V- I1 m$ e, p" ? cMDA GLOSSARY, VER. 4.0 T 3 z) \* V9 I9 {9 \4 Q, x/ A299 1 G+ {, [: ^: O' ]& N! UThermosphere 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 " l, s; R$ c/ \0 p. ]at 40 to 50 miles (70 to 80 kilometers); the thermosphere includes, therefore, the exosphere and most or all of the ionosphere. Threat Characterization An assessment of the nature, magnitude and intent of an attack in progress. 7 K: I4 `/ X4 Y9 u/ u) q- ]Threat Corridor / g7 ~7 [$ D1 i, y: {+ k: v0 x% l(Threat Tube) 4 O; C# [7 @" u/ a, l* |1 IA tube containing all the objects originating from launch sites and aimed at 4 z; {; m" V' X; A0 J& h) }# n: \; xtargets whose spacing is close enough to permit the tube around the object trajectories to be represented by a single trajectory in battle management # e `4 ]1 u# _$ M: ]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 ; U A4 e1 N: N6 |6 }systems and architectures. 4 |: e( D5 `3 }1 ]6 yThreshold Performance capability or characteristic level in terms of a minimum acceptable value (threshold) required to satisfy the mission need and a performance 9 t- C) R8 H8 Y8 Qobjective. Threshold 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 + s8 J8 \1 T/ n# soffense to mount a relatively large and complex attack. 7 I# }, u# r3 e# K5 _6 F2 ^Throw Weight All weight in an interceptor, above the sustainer, which serves as the kill vehicle. 6 H# ]. e5 c- T; M/ ~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. ' G: j7 y$ P7 w, I- Z `TI (1) Technical Instruction. (2) Technology Insertion. * s( o; ?6 A- z5 f' G; E% RTIARA Tactical Intelligence and Related Activities. TIBS (1) Theater Information Broadcast Service. (2) Tactical Information Broadcast System. & Q5 ^# A4 B' X& g/ w, w' n r(3) Theater Intelligence Broadcast System. * R$ P. [5 T- C4 dTIC (1) Thermionic Integrated Circuit. (2) Technical Information Center. TIDP Technical Interface Design Plan. TIE (1) Technology Integration Experiments. (2) Technical Independent Evaluation. ~0 ]; S/ u$ F+ @Tier An integrated set of SDS elements that address a particular phase of the threat (e.g., boost phase). , a$ `; u3 L; jTiered Defenses The use of defensive systems at different phases of the missile trajectory. # ^8 n# a7 T3 a! ~! aTIES Technology Integration Equipment System. TIIAP Telecommunications and Information Infrastructure Assistance Program. 7 ]/ X A' c: q. H2 J7 { X$ GTIL Technical Insertion Laboratory. TIM Technical Interchange Meeting. 5 m" ]! I& O3 X# h4 nMDA GLOSSARY, VER. 4.0 T 7 g* \% e3 G# s# v) d300 8 T! O- h. s! PTime-Phased Force and Deployment List Appendix 1 to Annex A of the operation plan. It identifies types and/or actual 6 D5 ?) S Y, yunits required to support the operation plan and indicates origin and ports of / k0 D3 U! h3 i7 @ ]debarkation or ocean area. 2 f& A% a5 Z/ aTime of Flight (Max) 3 S3 o* t x' c( @The maximum time for a booster or vehicle to perform its function from time of launch. * e5 O. n' I, E- d% ~/ _Time on Station The time the sensor is in its operating position. Time Sensitive Targets ; F8 }; r4 @: ]* @- @6 SThose target requiring immediate response because they pose (or will soon 2 ]' _ I* r$ `pose) a clear and present danger to friendly forces or are highly lucrative, : n1 A3 E! @3 u, j; ], I! l/ q7 }fleeting targets of opportunity.

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Time to Station The time required to move a sensor to its operating position. + V1 X2 |- i5 XTIMS Training Integration Management System (USAF term). ! r5 H% c8 g2 N- c- OTIN Theater Intelligence Networks. 5 ?9 X' k2 ?5 S, [8 T1 |TIP TOPAZ International Program. ) q) O: i% I+ L& OTIR OBSOLETE. Terminal Imaging Radar. (Predecessor to Ground-Based Radar # w" \ A3 I, Z, O0 }# r5 FTerminal (GBRT).) % A" q& p1 }1 ^1 t- I2 l8 r# n5 t; B/ PTIRS Telemetry, Instrumentation and Range Safety TIS (1) Trusted Information Systems, Inc. (2) Technical Information System. ! [& f5 r) H; XTitan USICBM. , J, F4 }1 @3 KTIU TIBS/Tactical Interface Unit. 4 u* T- j. W: \TIWG Test Integration Working Group. (U.S. Army) & ^: _( }( M, U7 e7 a% F. Y2 jTL Team Leader. TLA Time Line Analysis. . o0 v3 J. { |6 w& B' T' @; M% D3 MTLAM Theater land Attack Missile. ( \: T/ N p' ~6 zTLAM/D TLAN [with submunition] Dispenser (Navy term). - m' P# G" f/ ]+ b) {0 Y# `TLDD Top Level Design Document. TLV Target Launch Vehicle. / N+ F- {' a/ ETLX Teletype. g" s7 {8 P. m, J" ]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. TMD C2 Theater Missile Defense Command and Control. MDA GLOSSARY, VER. 4.0 T , y7 N; i! j; O! J" U301 ) p( b8 x" Y% j- ?3 V2 RTMD C 1 b* G# U+ U' v$ E! x( S3 ; H7 Q/ v; J1 f- L5 }3 F6 iI Those assets that provide connectivity between and among Theater Ballistic Missile Defense forces. $ F8 ^% K7 H' P: cTMD 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. " C O+ j$ I3 _( GTMDAS Theater Missile Defense Architecture Study. TMDC Theater Missile Defense Council. TMDE Test Measurement and Diagnostic Equipment (ILS term). TMDI See Theater Missile Defense Initiative. 2 g7 B) o3 y+ W U' ]TMDSE Theater Missile Defense System Exerciser. : u6 `2 C5 V% s3 w P+ Y' JTMMM TOMAHAWK Multi-Mission Missile. ' x- n9 c8 A; |/ CTMP Technical Manual Plan (ILS term). 4 O2 b; R# x I' V( ?TMPCU Tomahawk Theater Mission Planning Center Upgrade. 4 r% S, f$ j" uTN (1) Terrestrial Network (C2E term). (2) Thermonuclear. TNF Theater Nuclear Forces [Treaty term]. " h& ^5 o, g/ [! b3 j* v) ]( i+ xTNT Trinitrotoluene. 3 G5 a; _1 v7 ?2 }/ q# iTNW Theater Nuclear Weapon. ! L" B5 o; `) Q7 W# H$ bTO (1) Task Order. (2) Technical Order. TOA Total Obligation Authority. 4 ^" P! R. [, d yTOAM Tactical Air Operations Module. TOC Tactical Operations Center. " A+ f2 B6 k$ n NTOE Table of Organization and Equipment. TOF Time of Flight. TOI Track of Interest. ( [3 v2 ^) U) r3 Y1 w# e uTOIA Task Order Impact Analysis. Tolerance The ability of a system to provide continuity of operation under various abnormal + t' { I2 X. x6 B7 m$ sconditions. 9 O+ D1 s+ {1 d- MTOM See Target Object Map.

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Tomahawk US ground launched cruise missile. 9 a( M0 E' n0 P+ ^. wMDA GLOSSARY, VER. 4.0 T 302 , E5 H3 C! z; b6 f. n% A- n1 }TOMD Task Radar Management Details. TOMP Task Order Management Plan. 9 t- k0 d8 C3 ~; m( hTOMS Total Ozone Mapping Spectrometer (NASA term). TOO Target of Opportunity. TOOL Target of Opportunity Launch. TOP Task Order Plan. ( ^2 d" u, g% b) R4 H+ WTop-Down Pertaining to an approach that starts with the highest-level component of a ; o0 T5 w; I" v0 T5 |- Ehierarchy and proceeds through progressively lower levels; for example, topdown design, top-down programming, top-down testing. Contrast with bottomup. / c; @0 Z' q4 t& y& \Top-Down $ l6 }& G3 u/ R0 ^+ W1 BDesign : A& }6 `# H4 x5 O" H/ w/ EThe process of designing a system by identifying its major components, * S) i! M$ R8 B3 f9 w8 x! ydecomposing them into their lower level components, and iterating until the desired level of detail is achieved. ' H$ Q1 G% y; H) m5 h7 P0 uTop-Down 1 H8 h/ o) K0 ^+ t- T6 x4 A/ RTesting , t, E; H$ E9 Q2 ZThe process of checking out hierarchically organized programs, progressively, / T" l4 l6 Q5 \* Dfrom top to bottom, using simulation of lower level components. % f4 K2 F7 a' W- u/ L) ^TOPAZ A project to demonstrate the transfer of Russian thermionic space nuclear power technology to U.S. BMD applications. ; o6 ?) |% R( g/ m2 @9 D, v1 RTOR Terms of Reference. 1 d* X% Q; ]' \9 Y% ~4 X# }; [; OTOS (1) Tactical Operations Shelter (Station). (2) Task Order Status. . l4 ^: N* q* h2 sTOT Time on Target Total Obligation Authority (TOA) ) I. U3 K! l0 A8 x9 M5 [0 Q" \# pA DoD financial term, which expresses the value of the direct program for a given fiscal year. 3 f$ d4 s! `; i8 ^" D$ K) M# ^/ C$ F" OTotal Quality / i2 e$ c8 w1 Q CManagement 7 L. d! o( V) x: A(TQM) A management philosophy committed to a focus on continuous improvement to product 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. & e4 ?" A: x5 R7 E# i( a/ PTP (1) Telenet Protocol (Telecomm/Computer term). (2) Test Program. # b8 b- Q. x9 S6 qTPALS 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 % \$ k0 P7 @3 q303 . @0 T5 w! q6 z* HTPEC THAAD Performance Evaluation Center. % |! ^. }. _- a# v, R9 v0 WTPEM Technology Program Element Manager (SDIO/MDA term). TPFDD Time-Phased Force Deployment Data. TPFDDL Time-Phased Force Deployment Data List. ( e9 ]# `6 S0 N3 OTPFDL Time-Phased Force Deployment List. 6 E7 ~% n1 g$ u8 [- BTPM Technical Performance Measurement. TPMT Total Preventative Maintenance Time (ILS term). TPO (1) Test Planning Organization. (2) THAAD Program Office TPP Test Procedure Plan. TPR (1) Terminal Phase Radar. (2) Trained Personnel Requirements. (3) Target Performance Report. 9 \ c2 {( L( FTPS Thermal Protection System. ' t c- }& T; g8 m# a1 D4 s9 b! zTPT Theater Planning Tool. TPWG Test Planning Working Group. (U.S. Air Force) - r% v* t/ X7 a; q' u) h% jTQM Total Quality Management. Traceability (1) The characteristic of software systems or designs or architectures or domain models that identifies and documents the derivation path (upward) and allocation/flowdown path (downward) of requirements and 2 W) B( j3 w3 A% ~constraints. * H# O; O7 P- D& k3 j2 P- b(2) The degree to which a relationship can be established between two or more products having a predecessor-successor or master-subordinate . } W& O j9 s6 @( Z9 n" _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. (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. & \# ~0 X- O7 N1 `( t4 R- s(5) The actual path of an aircraft above, or a ship on, the surface of the ) u4 o4 U1 m; b' m; q$ vearth. Track ) @$ Y8 g# H4 J3 [ }- N( mAssessment The Track Assessment looks for anomalies in an object’s track data. An anomaly in the track may indicate a hit. Track, Birth to Death ; m. R5 v4 A4 OThe maintenance of an associated track through all phases of flight (i.e., boost 7 \5 X( @) N4 d, Kto reentry). Track Correlation The combining of track information for identification purposes, using all available $ s( @$ R" j0 g5 j! @ r5 I2 jdata. Track Extension This term usually applies to improvements in track estimates by use of new data. ( O% B, R/ S& G6 }$ Q6 qIt is sometimes used to describe a process of target extrapolation to a future time " U* h- Y& ^* ~& Q: jor place (e.g., reentry). $ p- H( n. T2 N1 O: |MDA GLOSSARY, VER. 4.0 T 4 Z. ?( z& @2 v9 e# ^+ m+ i; r304 ) x8 E8 {' X. `$ |; lTrack File A target’s stated estimate, confidence, covariance matrix, and associated LOS * L& \( d& N/ N D9 Umeasurements with irradiances with confidence of association; or some subset of the above. Track File-Track History # F. c0 p8 Y/ \5 G- ` |# ?A set of individual track reports on a particular object, which taken together $ N c1 P4 h9 f) j. `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 + L1 ?( J7 v8 Y5 c" tby filtering. % @0 L- k8 G" T, T& P R% dTracking The act of generating and maintaining a time history of an object's position and : F0 k* l+ @% J2 i: ^; K5 Zany other features of interest. Tracking and ; N. N, |# u% U. b' zPointing 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 are frequently integrated operations. / z+ p/ E2 @8 qTracking Range ; I: z1 K& { X(Max) 1 H& O6 T$ P9 QThe maximum line of sight distance at which a sensor can maintain track of an 9 V; P5 y3 Q* I5 u. bobject. 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. ! Z; v; l9 }0 ?3 OTrack Symbology Symbols used to display tracks on a data console or other display device. & m$ o, R3 ~9 n. S( s ^5 S4 M$ eTrack Telling The process of communicating air surveillance and tactical data information + c. L" u' p. Dbetween command and control systems or between facilities within the systems. - l+ q9 Y( L5 U# E" u# \Telling may be classified into the following types: back tell; cross tell; forward tell; % H& ~9 b2 [# [+ ?* z" X, Mlateral tell; overlap tell; and relateral tell. 9 a: o# K9 v# B# g2 O0 qTRADEX Target Resolution and Discrimination Experiment. TRADOC U.S. Army Training and Doctrine Command, Ft. Monroe, VA. Traffic Capability ; [5 I; v- C* aMaximum + z% X8 B: h# [8 B. l& p) E8 N' tThe maximum number of objects per unit time which the sensor system can / e3 |* a) U+ V( K! _) A* Emaintain track files. 1 f7 v% T" Z$ b/ K9 cTraffic Decoy Decoy that matches RV characteristics in the exoatmosphere and high ' x% j6 r5 g. r$ ~5 Zendoatmosphere. 5 C9 [' m5 m/ A. ] UTrain Threat geometry with objects placed in a line (string) along the velocity vector of reentry. ; r0 m M/ d4 n' ^/ W4 m9 U2 }Trajectory The curve described by an object moving through space. 3 y2 c2 \, \& l5 E/ ~4 yTrajectory Histories 3 c% C. y& j$ tTrajectory information on targets recorded over a period of time. % ~! k0 C( {. L4 N: q" X, [TRAK A data base management system (not an acronym). 2 m, P& K" r/ x5 V3 JTrans-Attack Period from first tactical indication of attack until termination started, i.e., postattack. + s" ]$ e' ]" A5 JMDA 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. # o4 ~' }6 J0 o) z [. j0 e b. ZTransition to Production A risk reduction process during which the program shifts (passes) from 3 r/ T* g$ }! w2 L3 E# L' Wdevelopment 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.) Transmission Security 0 S6 H% ?, Z2 r9 P(TRANSEC) ! c" z$ L) M4 ^8 KThat component of security, which results from all measures, designed to protect ' q7 K6 Q7 u! k! Bcommunications transmissions from interception and traffic analysis. (See COMSEC.)

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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 5 c# T+ o( J8 E# h3 g1 sencountered when passing from subsonic to supersonic speeds and vice versa. 0 n7 _$ _- C& C* s% c ]( [Transponder A receiver-transmitter that will generate a reply signal upon proper interrogation. , T+ ?' M0 M) M, b# B5 bTRAP Tactical Receiver and Related Applications. 5 B& Y- t* V7 s- Z, b0 A0 z2 [Trap Door A hidden software or hardware mechanism that permits system security & X1 L+ T/ B; U* j1 p# o( k2 E/ Mmechanisms to be circumvented. 1 m) \. a' |9 |/ ?- |Traveling Wave Tube (TWT) An electronic tube in which a stream of electrons interact continuously or repeatedly with a guided electromagnetic wave moving substantially in 3 T2 v: C- F( nsynchronism 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 8 a: k4 d2 M. k4 v& n% Kthe microwave region. 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. : l" Y) @9 Q% j3 }0 hTraverse Level That vertical displacement above low-level air defense systems, expressed both as a height and altitude, at which aircraft can cross the area. 9 r p6 d" W9 q# Q* L lTRB Tactical Review Board. $ R$ s, K$ K% @TRD Technical Requirements Document. 9 p! K% W3 |) Z/ a: A' HTRE Tactical Receive Equipment. 6 L- K z* {4 n g! j3 L* wTREA Transmit/Receive Element Array (THAAD). ( w4 q) s5 T! W3 X$ T8 y' m. n: ]TREE Transient Radiation Effects on Electronics. 3 ~5 v) v% ]7 z8 QTREM Total Radiation Environment Model. TREPS See Thrusted Replicas. TRESIM Tactical Receive Equipment Simulator. / v1 C' n( S& b2 ~1 lMDA GLOSSARY, VER. 4.0 T 306 7 B/ \) h% J, L2 k% sTRG 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). TRIDENT II (D-5) US SLBM (USN term). * G( y2 M( u2 R, p& X( |TRIM Toxic Reduction Investment and Management. TRM Technical Reference Model. . W9 I! o3 `- T" {5 t, I4 ~2 O# CTRMP Test Resources Management Plan. 9 H; n( U8 F6 f' RTRN (1) Task Requirements Notice. (2) Test Requirements Notification. 3 o# b. f/ M( ?% B3 z! z# }Trojan Horse A computer program with an apparently or actually useful function that contains additional (hidden) functions that surreptitiously exploit the legitimate : K" ^) M3 Q V0 ?) y. M: r' h8 [authorizations of the invoking process to the detriment of security or mission 4 a! e2 |( n+ X1 a U, T) u) W$ gperformance. TROPO Tropospheric Scatter. / U" O0 u+ s7 v# l0 P" oTropopause The imaginary boundary layer dividing the stratosphere from the lower part of the 1 g, ?& H+ o! d- u) R5 Yatmosphere, 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 2 e; c" H* l: |) q, q6 _4 `9 r+ a atropics. (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 altitude, clouds form, convection is active, and mixing is continuous and more or less complete. Tropospheric 5 s& K. q6 Y# u! Q0 A9 DScatter The propagation of electromagnetic waves by scattering as a result of 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). - e9 J) ^. }# t; h$ r1 @* u(4) Technical Requirements Package. TRPC Technology Readiness Planning Committee. & d. `; x$ }+ G' @( UTRR Test Readiness Review. , ~$ }7 x/ Z& S0 o3 W' T) BTrusted . e$ R# H5 N3 z9 R' L/ DComputer v; @$ o" Y+ E# GSystem/Software ; \; S; `7 ?" ^! ~! c# _/ u2 ZA 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 * s8 O/ C0 _3 Y4 c) @Trusted Computing Base. This mechanism can only be activated by the person 5 j' }6 k& d5 [# ?- x1 {of the Trusted Computing Base and cannot be imitated by un-trusted software. ) n& y& c' u: T. K7 UTRW TRW, Inc. TS (1) Terminal Service. (2) Top Secret. MDA GLOSSARY, VER. 4.0 T 307 / S, K" D( P8 }. v8 DTSA Technology Security Analysis. 1 o3 z( [: m: N) t3 z$ hTSD Tactical Surveillance Demonstration. TSCM Tomahawk Strike Coordination Module (USN term). TSD Tactical Surveillance Demonstration. / I# H- y3 z( ]; r; HTSDE Tactical Surveillance Demonstration Enhancement. 4 F1 x3 B5 f/ }: VTSEU Technology Seeker Evaluation Unit. TsIAM Moscow’s Central Institute of Aviation Motors. TSM TRADOC System Manager. 6 Y+ Q3 `: ~' Z0 T! q3 [/ i, DTSMA Theater of Strategic Military Action. ' t" K2 n6 y' c5 k/ C! qTSP Target Support Plan. TSPI Time, Space, Position Information. TSR Target System Requirements.

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TSRD Target System Requirements Document. TSS Terminal Surveillance Sensor. B# I# o. J. S/ _8 x. F( f& GTSSAM Tri-Service Standoff Attack Missile. TSWG Target Signature Working Group. TT Total Time. 2 ?! q) J2 O4 e# r2 TTT&C Telemetry, Tracking and Command. TT&E Technical Test and Evaluation (Army). TTA Total Time Accounting. ! Y' O9 ^0 Y' z' U0 }1 f# l, jTTBM Terminal Tier Battle Manager. ! }( p7 O) A T6 \TTBT Threshold Test Ban Treaty. TTD&D Test Technology Development and Demonstration. A portion of the CTEIP % e6 B& a& P( @+ w+ C! I5 o. lprogram, which funds the development and demonstration of technologies, * z0 h: }# m* w* F E Owhich have significant potential for improving testing. TTEL Tools and Test Equipment List (ILS term). % r+ w/ |0 C9 H) x5 gTTL Transistor-to-Transistor Logic. 3 `. n2 {8 l8 cTTP Tactics, Techniques, and Procedures. TTSARB Technology Transfer and Security Assistance Review Board. 4 z8 d! ]0 H8 LTTT Test Technology Transfer. : V& F1 b; ^ q; kMDA GLOSSARY, VER. 4.0 T ' a" v- | B6 r6 N308 TTV Technology Test Vehicle. TTY Teletype. TUG TRACE User Group. 0 y" u6 a4 [4 ]& KTV Thrust Vectoring (rocker engineering term). TVC Thrust Vector Control. $ C3 X; _# a% h- B7 p- MTVE Technology Validation Experiment. TVM Track-via-Missile. 3 ]' K) x9 M0 p) k* g2 k" G# DTVV Technology Validation Experiment. ! D; P8 K z; Z8 s" m# LTW Tactical Warning. TW/AA See Tactical Warning/Attack Assessment. + d2 m9 q) o( t* DTW/SD Tactical Warning and Space Defense. TWG Technical Working Group. TWS TOMAHAWK Weapons System (USN term). TWT Traveling Wave Tube. ! L& @+ N+ {: N( G& e6 jTWTA Traveling Wave Tube Amplifier. (Electronic Engineering term). TY Then Year (PPBS term). 3 e" x) Z" Z2 |0 \! d1 ETY$M Then Year Dollars Millions. Type A - System Specification States all necessary requirements in terms of performance, including test + I! t, D u" L0 P5 P8 aprovisions to assure that all requirements are achieved. Essential physical constraints are included. Type A specifications state the technical and mission requirements of the system as an entity. Type B - ) i* K+ l+ U' f- a5 a$ qDevelopment 4 s4 d; V ?3 _' ^3 n/ GSpecification $ k$ ^, Y: F) y% IStates all necessary requirements in terms of performance. Essential physical constraints are included. Type B specifications state requirements for the ; R; m7 d9 h, ^1 hdevelopment of items other than systems. They specify all of the required item % t. D) Z# N1 X8 l' qfunctional characteristics and the tests required to demonstrate achievement of those characteristics. Type C - Product 6 L7 _0 x/ |9 KSpecification ( K& K1 v: V- p3 JProduct specifications are applicable to any item below the system level, and may be oriented toward procurement of a product through specification of " E8 }$ a$ v# S, cprimarily 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 9 x! `) P, X* k* q3 Y( e( S/ \6 Rset of characteristics, and associating the characteristics with a specific class of objects (i.e., SS-18, SS-24). MDA GLOSSARY, VER. 4.0 U 0 W1 ]- R* Y; r0 P- y1 M* A309 ) U8 e% d/ @$ Q5 ~' v% kU Uranium. U&S Unified and Specified [commands] (pre-1996 term). U.K (UK) United Kingdom. ' l; ]. q/ r0 L& d: [' l* T( R5 oU.S. (US) United States. 9 s' L! s, G" e, y# N5 G8 E1 F9 P) H4 ZU.S. West U.S. West Incorporated. U.S.S.R. Union of Soviet Socialist Republics. UA 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). * {8 ^. g0 ?4 x( uUCP Unified Command Plan. UD/ASD United Defense/Armaments Systems Division. UDMH Unsymmetrical Dimethylhydrazine (a liquid propellant rocket fuel). 6 ?7 C0 j7 P+ Q5 p' G9 r0 pUDS Universal Documentation System. A standardized comprehensive tool for stating 0 L; k. o5 U7 L; H7 C% Nand coordinating program requirements for testing MRTFB ranges, as well as the capabilities and plans of test ranges to support program requirements. It ! `% Q" W3 P+ }4 qconsists of a series of six planning and execution documents: 10 are the Program Introduction (PI) (also called the Program Introduction Document (PID)), 2) Statement of Capability (SC), 3) Program Requirements Document (PRD), 4) # R) \1 [" n `9 {! j6 q* kOperations Requirements (OR), 5) Program Support Plan (PSP), and 6) the Q; {7 d2 Y$ zOperations Directive (OD). The UDS was developed and is regulated by the Range Commanders Council (RCC).

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UE Unit Equipment. , L7 y9 T3 d# Y/ {4 d( {2 O; gUEME Unified Electro-Magnetic Effects. / w0 E% ^( ^/ s' p6 wUEWR Upgrade Early Warning Radar. * A: g* D' s1 B. ?UF4 Uranium tetra fluoride. ) F/ C4 P3 f! Q, uUF6 Uranium hexafluoride. MDA GLOSSARY, VER. 4.0 U 0 j4 V0 T7 m6 s' @310 UFG User Focus Group. * I+ X# N0 P* P$ N2 JUFO UHF Follow-On [Satellite Communications System]. 8 b' m4 j8 k7 x/ z: b0 qUFP Unit Flyaway Price. UGF Underground Facility. + m' f- z- z* }* X3 uUGS Unattended Ground Sensors. UGT Under Ground Test. UHF Ultra High Frequency. UIC Unit Identification Code. UIN User Interaction Node. 9 E. w5 z- }, U- V9 WUKAS (1) UK Architecture Study (2) UK Associate Studies. UKEADTB UK Extended Air Defense Test Bed. # l: n, n j7 B' d( j4 EUKTB United Kingdom Test Bed. ULCS Unit Level Circuit Switch (SINCGARS term). ULS Unit Level Switch. ULSA Ultra Low Sidebobe Antenna. : X# w0 B0 j4 O( `' {ULTDS Unit Level Tactical Data Switch (SINCGARS term). % P, J2 @3 {7 I8 FUltraviolet (UV) Electromagnetic radiation of wavelength between the shortest visible violet ) {8 z" x. I$ W(about 3,850 Angstroms) and soft x-rays (about 100 Angstroms). ]8 I9 q6 F4 K+ Y+ cUMD Unit Manning Document. UMMIPS Uniform Material Movement and Issue Priority System (ILS term). UNAAF Unified Action Armed Forces. % S l! A$ I$ VUNC United Nations Command. Unconventional Warfare 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 4 J! {% I8 Y/ yand escape, subversion, sabotage, and other operations of a low visibility, covert, or clandestine nature. ; @2 ], j& u' D$ _Unified Action 1 U& S/ O0 Z. o2 ^Armed Forces - H1 f# q+ V7 g. VA publication setting forth the principles, doctrines, and functions governing the , d C" W, g4 t; U4 o8 `' O0 Lactivities and performance of the Armed Forces of the United States when two or & j! O5 _# t# r2 \9 m/ W" x, omore Services or elements thereof are acting together. ' s j& w" L- t; P; V1 |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 which is established and so designated by the President, through the Secretary 9 v5 P( o- ~* ?# Y6 Jof Defense with the advice and assistance of the Joint Chiefs of Staff. " x! b: u8 A. ^' ^0 c/ z2 `# kMDA GLOSSARY, VER. 4.0 U 311 UNISYS UNISYS Corporation. United States ) h. @' f5 ]. C! D3 bArmy Space Command (USARSPACE) / C8 s0 @. v" e7 bThe Army component command of USSPACECOM. Responsible for the Army ; q3 d) {/ V' D. T, G" W! ]& Y' Selements of the SDS system. Located in Colorado Springs, CO. United States Space Command (USSPACECOM) }2 c2 Z- r; z7 G: DThe unified command responsible for planning and conducting ballistic missile defense. Located in Colorado Springs, CO. - I9 J& o$ |- U8 ?! k3 t2 c4 O7 q0 CUnited States Strategic Command 4 }3 \! h, Q+ z4 W(USSTRATCOM) ; Z) Z5 y: G# HThe 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 (USTRANSCOM) 9 D. @* c$ {+ d5 o" f2 n, l$ mThe DoD unified command responsible for providing air, land, and sea transportation for the Department of Defense, both in time of peace and time of 8 }, a! O; T% H) F0 Cwar. It is also responsible for providing airlift, sealift, surface transport, and terminal services, and commercial air, land, and sea transportation, including as needed to support the deployment, employment, and sustainment of U.S. forces on a global basis, as directed by the Secretary of Defense. Located at Scott AFB, IL.

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Unk Unknown. % t; E& ]) J. v& J/ x) ^; fUnresolved Objects + @$ k6 U( g' E, @2 bObjects so closely spaced with respect to the sensor focal plane as to be : L7 }4 I* @) z$ I& K4 R3 v, lindistinguishable from a single object. UNSC United Nations Security Council. 3 R5 E& y! b* J5 T3 U( y1 YUnSecEnergy Under Secretary of Energy. UOC Usable on Code (ILS term). UOES See User Operational Evaluation System. & {/ v) y( z* L1 jUPD Unconventional Passive Discrimination. 2 m% k! [ D! cUPS Uninterruptible Power Source. UQT Unit Qualification Training (ILS term). URIP University Research Initiative Support Program. 2 i+ \. g o) B2 n7 [. }URL Uniform Resource Locator (internet protocol term). URT Upgraded RTD. 1 O# G) ]( E' hUS/UK United States/United Kingdom. ) |* O: I% s0 W; k! m: V0 l/ fUSA (1) United States Army. (2) Under Secretary of the Army. # f z/ _ `1 B5 G9 E% P* \USAADASCH U.S. Army Air Defense Artillery School. USAAE U.S. Army Acquisition Executive. 5 i2 Z. a8 |7 IMDA GLOSSARY, VER. 4.0 U 312 3 m" \ x2 {" ~# i: GUSACE United States Army Corps of Engineers. `( p& e0 _1 n7 ]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. USAF/AFMC/SMC U.S. Air Force Materiel Command, Space and Missile Systems Center; ex-USAF Systems Command /SSD. USAF/OTEC U.S. Air Force Operational Test and Evaluation Center. ' i0 w+ m$ I0 a! N# {" YUSAF/SMC U.S. Air Fore Space and Missile Systems Center, Los Angeles AFB, CA. 1 I8 [8 J/ L7 p4 a- AUSAF/SSD U.S. Air Force/Space Systems Division; See USAF/AFMC/SMC. 3 Z$ h! ]" y! S# Q+ F# M# r! K$ ?USAFE U.S. Air Forces in Europe. + l! b. f$ Y# K% ^) fUSAFLANT U.S. Air Force, U.S. Atlantic Command. ; g4 @+ y+ Q" V: qUSAKA U.S. Army Kwajalein Atoll. USAMICOM U.S. Army Missile Command, Redstone Arsenal, AL. USAMSIC See MSIC. USAMSAA U.S. Army Materiel Systems Analysis Activity. : w0 e9 C, H& @: y; g" F NUSAOEC U.S. Army Operational Evaluation Command, Alexandria, VA. USAOTEC U.S. Army Operational Test and Evaluation Command. 2 p1 d6 b7 i% P$ _% CUSARCENT U.S. Army Forces, U.S. Central Command. . l; K$ h8 L7 @- IUSAREUR U.S. Army Forces, U.S. European Command. ' c8 {6 r( j2 y6 k: F$ fUSARLANT U.S. Army Forces, U.S. Atlantic Command. * {0 ~ Y F) k0 SUSARPAC U.S. Army Forces, U.S. Pacific Command. USARSPACE See United States Army Space Command. 9 ?% c8 l D6 g+ L7 B- z mUSASDC U.S. Army Strategic Defense Command (<1Oct 92). ! f- ~6 x! r7 p) O# F& j+ hUSASSDC U.S. Army Space and Strategic Defense Command, Huntsville, AL USATECOM U.S. Army Test and Evaluation Command. 7 f: o' i6 }5 x3 t& h( Q4 X0 }1 rUSATRADOC U.S. Army Training and Doctrine Command. 3 c; n; q/ f" G) Q- o( }/ SUSB Upgraded SBD. x9 o Y5 ~- e/ c3 u- ?USC U.S. Code. ( b, t* b; j) ]% }+ k1 t UUSCENTAF U.S. Central Command Air Forces. MDA GLOSSARY, VER. 4.0 U : }4 y$ w& m" [: L8 n% K313 $ I4 t" s+ y v+ ~' c* X( N: CUSCENTCOM United States Central Command, MacDill AFB, FL. USCG United States Coast Guard. % j) o; D2 ]9 z9 sUSCINCCENT Commander in Chief, U.S. Central Command. USCINCEUR U.S. Commander in Chief, Europe. ) y7 [+ w t) W# G# F, xUSCINCLANT Commander-in-Chief, U.S. Atlantic Command. USCINCPAC Commander-in-Chief, U.S. Pacific Command. USCINCSPACE Commander-in-Chief, U.S. Space Command. USCINCTRANS Commander in Chief, U.S. Transportation Command. " t: U6 \ S) S1 V* _* L4 ]USCS U.S. Customs Services. 0 `& F8 Z+ d( aUSD Under Secretary of Defense. USD(A&T) Undersecretary of Defense (Acquisition and Technology). 1 ?) q+ \4 N9 N. x3 y# g* sUSD(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. USDR&E Under Secretary of Defense for Research and Engineering. 4 z$ }9 ^( D% t6 I3 k; P/ rUser Friendly Primarily a term used in automatic data processing (ADP); it connotes a machine (hardware) or program (software) that is compatible with a person's ability to - J: b) c2 W) b2 r7 ^/ |" Ooperate it successfully and easily. User Operational Evaluation 6 B, K4 D, @/ O: f. `; DSystem (UOES) Prototypical system developed and tested as part of the early phases of the $ Z7 o, G7 b; cdevelopment process. A UOES has two objectives: (1) testing, evaluation, and training for a system proceeding through the normal acquisition process; and (2) , S) i l n7 K+ }% fcontingency defense capability should the need arise prior to completion of the normal acquisition cycle. USEUCOM United States European Command, Stuttgart-Vaihingen, Germany. - F9 |3 a7 t2 u7 ^- x* x; V) Z( y* l1 qUSFJ U.S. Forces Japan. USFK U.S. Forces Korea. USFK/CFC CSFK Combined Forces Command. USG U.S. Government. 3 r' b5 s; W8 @2 h+ {USIA United States Information Agency.

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MDA GLOSSARY, VER. 4.0 U 5 P4 A/ ^& R1 e8 X7 h& S' |; H314 USLANTCOM United States Atlantic Command (Now see USACOM). USLANTFLT U.S. Atlantic Fleet. 2 D$ U- x: k0 T, O- A# Q- B$ zUSMAR- FORCENT 4 C. y& F; ]0 r5 kU.S. Marine Component, U.S. Central Command. " J4 R7 ]4 e& vUSMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command. USMAR-FORPAC U.S. Marine Component, U.S. Pacific Command. USMC United States Marine Corps. $ g+ t" u; j# g1 S+ MUSMCR United States Marine Corps Reserve. ; i) b0 B# m/ x- jUSMILREP U.S. Military Representative. 8 j$ y/ j2 }; Z" p, z/ ]USN United States Navy. USNAVCENT U.S. Naval Forces, U.S. Central Command. USNAVEUR U.S. Naval Forces, U.S. European Command. USNIP U.S. Naval Institute Proceedings. USNO U.S. Naval Observatory. ! O8 @! x5 T" i% pUSNPGS U.S. Naval Post-Graduate School. 7 C! P; U/ Y5 A6 @$ OUSPACAF U.S. Air Forces, U.S. Pacific Command. USPACFLT US Pacific Fleet. 5 Z# P4 W5 m. n* c/ @; @USPACOM United States Pacific Command, Pearl Harbor, HI. USREPMC U.S. Representative to the Military Committee (NATO). 6 a' I9 c* ?: j2 f4 q# \USSC United States Space Command. 2 _8 Q- K( n/ Y8 dUSSOCOM United States Special Operations Command, Tampa, FL. USSOUTHCOM United States Southern Command, Panama Canal Zone, Panama. USSPACECOM See United States Space Command. - K& d5 S) x+ h& ~5 I7 xUSSS United States Secret Service. USSTRATCOM See United States Strategic Command. USTA United States Telephone Association. ' O! h. S3 P3 A. O. JUSTRANSCOM See United States Transportation Command. R2 J- Z7 y3 h ^* B0 b8 N1 SUT Universal Time. UTC Unit Type Code. MDA GLOSSARY, VER. 4.0 U 2 \# m: G. V/ F4 d8 y2 N315 UTM Universal Transverse Mercator. UTTMDS Upper Tier Theater Missile Defense System. See THAAD System. , u0 H3 D, y: S2 R% r( O) R" ^$ qUUT Unit Under Test (ILS term). ! I% ?. E$ g# x/ l: `UV Ultraviolet. UV Electro- Optics ; K) s+ s0 W( G* m+ q! |Technologies/techniques employed by optical sensors in the wavelength 2 m( e7 i9 B/ ?! vspectrum shorter than visible (e.g., less than 4,000 A). ( d; p/ D: o# y# bUVPI Ultraviolet Plume Instrument. UW Unconventional Warfare. MDA GLOSSARY, VER. 4.0 V 316 6 d9 w( E4 N% y6 d! xV Volt. " f) x( l+ S n' S& d% \ e- ZV&H Vulnerability and Hardening. V&V Verification and Validation. (See Verification, Validation, and IV&V.) V/STOL Vertical Short Takeoff and Landing [aircraft]. . E7 |/ {) x) W% sVAFB Vandenberg Air Force Base, CA. : @/ w; N: M( p5 q% b. I" A- p6 dValidation Confirmation that the processes and outputs from a test resource parallel real W/ @2 [) p8 Q% |$ E: Lworld processes and are realistically sensitive to change in the environment, tactical situation, system design, tactics, and threat. VAMOSC Visibility and Management of O&S Costs. ) |* a& z8 @- L0 D+ |$ LVAR Visitor Access Request. " i! g0 [% e% |% }2 O2 R9 q, I6 HVariability The manner in which the probability of damage to a specific target decreases 3 p |7 V% N4 ] }) L, R; `: vwith the distance from ground zero; or, in damage assessment, a mathematical 6 }/ _/ K# \' s4 {: }4 V. W4 cfactor introduced to average the effects of orientation, minor shielding, and uncertainty of target response to the effects considered. ( u% y4 V1 Y8 e1 i: j2 W$ e- o! BVBO Vertical Burn-Out (velocity). VCC Voice Communications Circuit. VCRM Verification Cross Reference Matrix. * e8 z2 {$ M/ }* n& A7 ~VCS Voice Communications System. VDC Volts Direct Current. - S9 M) w. }0 @( i0 O- pVDD Version Description Document. VDU Visual Display Unit. , t( r; G2 G! zVE Value Engineering. $ B9 {8 K. Q. O/ cVECP Value Engineering Change Proposal. 8 ~; W1 [+ V# s2 c* Q8 { zVerification (1) Confirmation that all data inputs, logic, calculations and engineering representations of a T&E resource accurately portray the characteristics, # G3 R3 X7 J; B7 Scalculations, logic, and interactions of the system under evaluation. 3 c+ l: W0 y# s; M4 q) s5 `(2) The process of evaluating a system or component during or at the end + ]' l/ R. i% Fof the development process to determine whether it satisfies specified # A3 J% E3 u5 f: H4 Crequirements. 1 O" M& |( q* L4 ?6 DVESA Video Electronics Standards Association. VFR Visual Flight Rules. * `; X2 f1 c% O+ ]VGA Video Graphics Array (Telecomm/Computer term). VHF Very High Frequency. 4 u) z$ ~; b* W6 W) p& YVHSIC Very High Speed Integrated Circuit. MDA GLOSSARY, VER. 4.0 V 317 VIDS Vehicle Integrated Defense Software (USA term). VIGILANTE Viewing Image/Gimbaled Instrumentation Lab-Analog Neural Three-D Experiment. VIGILANTE involves building a small computer (ANTE) offering 1/12 % k4 O1 Q" a, ]& d- WOperation Per Second (OPS), using a mixture of experimental three-dimensional ( w* n w8 ?! z' V2 Ecircuitry and commercial components. Project also demonstrates VIRGIL, a gimbaled airborne sensor with visible, experimental UV and quantum-well IR cameras capable of tracking targets that can be detected, identified, and ! v7 C" |$ H7 dprecision-tracked with the ANTE processor. / g% f3 u) W1 U$ KVIM Vibration Isolation Module. VINSON Encrypted Ultra High Frequency Communications System. " A$ R0 C' s, H. f- ?3 n0 AVIS Visible. / A" S, X. M" `& a9 OVIS/UV Visible/Ultraviolet. a$ c$ G* i; p# e& M2 UVisibility Range , L5 [ ~+ w0 y, [1 D(or Visibility) 1 P* b, o3 h2 K$ CThe horizontal distance (in kilometers or miles) at which a large dark object can ) B8 }: T' ?6 c! E2 I" ^9 _. p$ y( _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 : k% G8 X+ k: B3 p! _" g* Z: |or fog. The visibility on an average clear day is taken to be 12 miles (19 " z$ d& {$ h$ v% |: n7 l/ q9 Skilometers). & u7 E3 d" I; R/ z) }2 I2 Z& }* bVisible Electro- 1 M) [8 O( z z6 j( ZOptics Technologies/techniques employed by optical sensors in the visible portion of the wavelength spectrum. VLAR Vertical Launch and Recovery (UAV JPO term). VLF Very Low Frequency. " I$ D+ i2 G( dVLOS Vertical Line of Sight.

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VLS Vertical Launch System. . o, g8 x% g3 C v, R& @VLSI Very Large Scale Integration. # U1 i. k/ C$ b/ \% z8 `VLSIC VLSI Circuits. & y& W, E7 M/ V% l) y2 l6 iVLWIR Very Long Wavelength Infrared. VME Versa Modular European [standards]. VMF Variable Message Format (Telecomm term). ' C, G$ f9 B2 ^7 c! ]4 w! w/ c% C2 SVOX Voice Actuation. VRI Vanguard Research, Inc., Fairfax, VA. VTC Video Teleconference. ! }# u6 ]3 \4 } {VTOL Vertical Takeoff and Landing [aircraft]. VTOL-UAV Vertical Takeoff and Landing Unmanned Aerial Vehicle. 2 s5 m/ r% \" r; DVUE Visible Light/Ultraviolet Experiment. 2 ?0 O' J" G$ D; YMDA GLOSSARY, VER. 4.0 V 318 / Z+ c' K8 x4 s3 X3 t8 l+ {9 q0 k8 BVulcan UK bomber. 0 O( I9 {6 A5 t4 ~/ P7 uVV&A Verification, Validation, and Accreditation. 7 u1 b6 Z+ k* Z) w4 OVVER Pressurized water type nuclear power reactor. VVIRF Verification and Validation Information Request Form. 8 r/ P4 s1 M8 q8 q$ X, ^/ ~MDA GLOSSARY, VER. 4.0 W & i: Z( x2 D$ y- |! f319 7 x* L& W( _6 k& p, rW/ With. ' u2 K8 k& L6 R& C9 R- W7 ^w/o Without. W/TD Warning/Threat Detection. 6 e9 I% G) W# @' ?0 DWAA Wide Aperture Array. WALEX Warfare Analysis Laboratory Exercise. b; j4 |! ~0 O5 A: Z/ EWAM (1) Worldwide Military Command and Control System (WWMCCS). (2) Wide Area 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 opposing forces, using rules, data, and procedures designed to depict an actual 5 r Z$ N6 y1 [or assumed real life situation. Wargame 2000 Title of MDA program for development of a state-of-the-art simulation tool at the 9 W$ z3 |7 e# n+ y( R1 YJNTF for use in CONOPS validation, missile defense program design verification, validation and accreditation, and support CinC/Allied wargames and ) p7 e" V! k. g; ?assessments. 8 d% M2 H+ R! w) D7 ~* h9 HWarhead A weapon, usually thermonuclear, contained as the payload of a missile. . d5 W1 T) D4 DWarhead 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 + l; c5 K, \: o i' ~+ o% Kcomponents. WARM Wartime Reserve Modes. / v" h: H; S7 f5 XWarning 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. * Y" \3 G N4 V2 L: ` o9 ?2 U* lWarning 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). 4 D) t! E. l/ P6 h" K+ uWartime Reserve Modes (WARM) Characteristics and operating procedures of sensor, communications, navigation % z% ~8 z/ G7 Paids, threat recognition, weapons, and countermeasures systems that (1) will contribute to military effectiveness if unknown to or misunderstood by opposing # N3 N" X3 P, }" L% Z" x+ Mcommanders before they are used, but (2) could be exploited or neutralized if : {, p7 h7 k8 J" oknown in advance. Wartime reserve modes are deliberately held in reserve for ( h* v# `7 G, v' l, W [9 }0 T, Zwartime or emergency use and seldom, if ever, applied or intercepted prior to such use. + Q4 Y e4 ]9 T4 y! f& n0 mWAS Wide Area Sensor. " Q; h) T0 q2 _6 j E$ r( n9 }" T0 oWASP Wide-body Airborne Surveillance Platform. A modified DC-10. MDA GLOSSARY, VER. 4.0 W 320 WASHDC Washington, District of Columbia. Wastage (Max) The maximum number of defense weapons which, when used, will be ineffective 7 t5 K" `, [4 `& B k- q( M5 d. fin contributing to the defeat of the offense. + X# R, T' z: b8 iWatch Condition (WATCHCON) 0 `! I w4 }% Z" E' l) \Series of readiness conditions used by the intelligence community to alert staffs to watchfulness without raising DEFCON. 8 k) U8 h( k pWATS Wide Area Telephone System. 9 ]! |0 a5 u- dWAVE Wideband Angular Vibration Experiment. 8 x: v) n8 }8 W& B+ d! YWavelength The distance between two points having the same phase in two consecutive 8 q" F8 C. W& ]4 T1 a' p Vcycles of a periodic wave, along a line in the direction of propagation. 3 H7 E2 B2 L/ h6 [WB Wideband. 4 h7 S! u- q. ^$ p/ PWBM Weapons Battle Manager(s). 1 z$ ]# H) c" T" D0 b$ _$ ^WBS See Work Breakdown Structure. # R; F; e. A9 k* A6 gWCC (1) See Wing Control Center. (2) Weapons Control Computer. ( n6 n% f0 N9 N0 W" z- {& Y; DWCG Workstation Computer Graphics (Computer term). WCP (1) Weapon Control Processor. (2) Weapon Control Platform. WCS Weapons Control System. 6 Z) u2 \4 D0 c8 O; S; Z j+ rWDM Wavelength Division Multiplexon. * P7 [" r6 F& a, j6 S. z: d( n, @Weapon Enabling The set of control functions without which defense weapons cannot be launched.