航空缩略语词典

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MDA GLOSSARY, VER. 4.0 T 298 Theater Missile ; V: `! r9 z- A( u! a4 H7 wDefense Council ( J6 K* M8 Q* [0 }+ O0 }- X' d- ~# |(TMDC) A consultative body for considering TMD family of systems planning and programming issues; chaired by an Assistant to the MDA Deputy for Acquisition/TMD, membership includes MDA TMD Directors, representatives of - Q) E& `$ ` b2 ]each applicable Service Program Executive Officer, and TMD Executive Agents ' r. h( [% f$ h7 ^and Program Managers. + o& N+ f. k2 |* tTheater High 1 T& c! _' f( C6 r) `Altitude Area Defense System 4 D# G" ^1 u3 k. ]4 p- }" ]; m(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 7 Z* S) h. c) z7 K7 `, h4 _greater distances. Will provide an overlay or upper tier to point defenses such as PATRIOT. Theater Missile (TM) A 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. 8 M& ~8 H% {* j, N. g# Y' xTheater Missile . W q' X# G: H! g2 GDefense (TMD) OBSOLETE. The strategies and tactics employed to defend a geographical area outside the continental United States against attack from short-range, + h+ k R7 @4 z5 W; T9 xintermediate-range, or medium-range ballistic missiles. ; {5 k8 h3 [5 a: P, \+ ATheater Missile Defense Ground- Based Radar 0 v4 m! e/ j1 o# n7 o(TMD-GBR) A ground-based, air transportable sensor that provides search, tracking and 2 g. a7 t1 y. {7 U% u, ddiscrimination capabilities for the THAAD interceptor system. Also referred to as 8 ^- G2 o& D; h4 vTHAAD Radar. Theater Missile 1 ]. T b% r# tDefense Initiative (TMDI) & }. R& N! j# o0 c. e. C9 ]An initiative under which all DoD theater and tactical missile defense activities are - V8 {9 S; K- h7 E2 t9 ~& g" `carried out. Section 231 of the National Defense Act for Fiscal Year 1993 (Public Law 102–484) directed establishment of a TMDI office within the DoD. THEL Tactical High Energy Laser. Thermal Energy Electromagnetic energy emitted as thermal radiation. The total amount of + y% c* j& w: o* l1 _" Wthermal energy received per unit area at a specified distance is generally expressed in terms of calories per square centimeter. Thermal Imagery Imagery produced by sensing and recording the thermal energy emitted or reflected from the objects, which are imaged. # t% i6 I6 o9 Y/ h+ g b" |* I, h zThermal Kill The destruction of a target by heating it, using directed energy, to the degree that structural components fail. & D( k& j! A( W* FThermal Management ! U' g% Y$ e+ @; j3 rTechnologies/techniques associated with the control and management of 9 w/ M% A2 X- _5 X3 `8 pthermal energy, its generation, dissipation, and recovery. @& w% f7 n P) U* f! ~Thermal Radiation Electromagnetic radiation emitted (in two pulses from a nuclear air burst) from the ! S2 B$ {' {* k" e9 e! `# Zfireball as a consequence of its very high temperature; it consists essentially of & }- l$ Q. z5 `+ Kultraviolet, visible, and infrared radiations. Thermal 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 1 O9 n+ U5 t6 ^4 B7 s4 K$ Ein temperature, which results in the formation of the fireball (or other heated % ]- z5 g1 R) E$ Y& R& Mregion) which then emits thermal radiation. (See X-Rays.) MDA GLOSSARY, VER. 4.0 T ; V+ H+ G) ?/ U299 Thermosphere 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 exosphere and most or all of the ionosphere. x: v2 _. [6 R% L( mThreat ) J' @- D& H: n) fCharacterization An assessment of the nature, magnitude and intent of an attack in progress. Threat Corridor x! T+ o7 F& l& V(Threat Tube) ' }1 `: X( v) H+ u4 TA tube containing all the objects originating from launch sites and aimed at , c; ]. G; n5 q- l- Ztargets whose spacing is close enough to permit the tube around the object - X# ?; l) p- J! Ctrajectories to be represented by a single trajectory in battle management " @$ G+ r& U3 J4 @: i0 Vcomputation. 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. Threshold Performance capability or characteristic level in terms of a minimum acceptable + f' y$ I1 u5 h$ g* a3 Y3 t# c1 xvalue (threshold) required to satisfy the mission need and a performance objective. Threshold 6 ~/ g% R ^3 N5 MDefense A defense strategy that concedes that the target can be destroyed at a price / b) Z7 E6 O4 _' I& nthat is not prohibitive, but the presence of the defense is thought to require the , E3 y4 N: o E4 |. N; W+ U! Uoffense to mount a relatively large and complex attack. ) W7 C* w. D) ?1 S2 p7 pThrow Weight All weight in an interceptor, above the sustainer, which serves as the kill vehicle. $ e+ b% m x/ xThrusted Replicas (TREPS) 9 ^: `1 K, T% Q9 D# wConical 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 ! B6 y- a" M/ ]1 \) Tphase. TI (1) Technical Instruction. (2) Technology Insertion. ' O f) A" Z0 ^5 c+ r7 e# `TIARA Tactical Intelligence and Related Activities. 0 i V, R# v# M. w1 |" TTIBS (1) Theater Information Broadcast Service. # I3 i N9 j" W- b& O(2) Tactical Information Broadcast System. (3) Theater Intelligence Broadcast System. TIC (1) Thermionic Integrated Circuit. (2) Technical Information Center. TIDP Technical Interface Design Plan. $ b( u$ |7 ^, oTIE (1) Technology Integration Experiments. (2) Technical Independent Evaluation. * |# L/ u# C( XTier An integrated set of SDS elements that address a particular phase of the threat (e.g., boost phase). Tiered Defenses The use of defensive systems at different phases of the missile trajectory. 3 r! ?( Q9 A2 STIES Technology Integration Equipment System. TIIAP Telecommunications and Information Infrastructure Assistance Program. 4 s! y4 Y* D# i$ t* {* M/ U& I* pTIL Technical Insertion Laboratory. / l" z: p# Z% l. Q2 jTIM Technical Interchange Meeting. * F) i" b$ j# v) j4 E+ }. s4 ^MDA GLOSSARY, VER. 4.0 T 300 1 ?, R: v. \1 y, e0 D" W, g* |( FTime-Phased 3 s4 x, }) P) I) B0 ZForce and Deployment List Appendix 1 to Annex A of the operation plan. It identifies types and/or actual ! m Y, a2 \& |2 Uunits required to support the operation plan and indicates origin and ports of ! j- V7 y6 S% x$ Rdebarkation or ocean area. : n+ \. c* F! [" }5 r0 KTime of Flight 9 v1 Y2 @8 S& r3 a! L(Max) The maximum time for a booster or vehicle to perform its function from time of ; t" O$ `+ h% k4 jlaunch. Time on Station The time the sensor is in its operating position. , ?9 O, }( |0 f% j0 ]% xTime Sensitive % U" Q& }0 o8 Y' \: v- S& T+ cTargets . X7 A7 x0 K! o y% ?4 b w" _# _8 gThose 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. & T( Y2 X8 \7 Q! F" {4 H4 aTIMS Training Integration Management System (USAF term). ' m x* K, w6 P: O* ETIN Theater Intelligence Networks. TIP TOPAZ International Program. TIR OBSOLETE. Terminal Imaging Radar. (Predecessor to Ground-Based Radar Terminal (GBRT).) TIRS Telemetry, Instrumentation and Range Safety TIS (1) Trusted Information Systems, Inc. (2) Technical Information System. $ h5 ^& K' j+ nTitan USICBM. 6 v9 @! Q3 |# K4 T% C+ @TIU TIBS/Tactical Interface Unit. . @/ ]" V8 ?; `5 n5 ~TIWG Test Integration Working Group. (U.S. Army) + ]/ z; x/ u$ M; m3 XTL Team Leader. TLA Time Line Analysis. TLAM Theater land Attack Missile. TLAM/D TLAN [with submunition] Dispenser (Navy term). TLDD Top Level Design Document. TLV Target Launch Vehicle. ( _" T# \% |! |2 ]6 ATLX Teletype. 1 s9 F6 A5 J% x' ATM (1) See Theater Missile. (2) Technical Manual. (3) Tactical Missile (US Army term). TMCC Test Monitor and Control Center. 8 C/ a+ K2 A+ f- ^# M4 }, dTMD See Theater Missile Defense. TMD C2 Theater Missile Defense Command and Control. MDA GLOSSARY, VER. 4.0 T 301 / Y1 m, F2 o' pTMD C 2 D! n2 f0 Y. P, g8 Z- q! q3 1 A; r' N2 H8 w& H( H. I# FI Those assets that provide connectivity between and among Theater Ballistic 5 v, f, d8 B$ r& aMissile Defense forces. % Z/ b, w+ h/ r( ?TMD ESM Theater Missile Defense Existing System(s) Modification (MDA term). 0 J: u+ c& Q! o6 h; a# g; z- U/ ATMD GBR See Theater Missile Defense Ground Based Radar (THAAD Radar). " b: l* a$ E$ S4 jTMD IA Theater Missile Interoperability Architecture. , f! t) S) X% r. d1 |* NTMD ITP TMD Integrated Test Plan. TMDAS Theater Missile Defense Architecture Study. TMDC Theater Missile Defense Council. 9 }9 N# b( c0 g5 L- W; fTMDE Test Measurement and Diagnostic Equipment (ILS term). . z, _+ @9 S6 D" UTMDI See Theater Missile Defense Initiative. TMDSE Theater Missile Defense System Exerciser. TMMM TOMAHAWK Multi-Mission Missile. TMP Technical Manual Plan (ILS term). ! ^( I4 D0 p; ~" X! xTMPCU Tomahawk Theater Mission Planning Center Upgrade. TN (1) Terrestrial Network (C2E term). (2) Thermonuclear. TNF Theater Nuclear Forces [Treaty term]. TNT Trinitrotoluene. & J! h6 w2 C, q5 }6 A- _1 sTNW Theater Nuclear Weapon. % l( `0 R/ k5 E5 r+ y* q( yTO (1) Task Order. (2) Technical Order. ) H/ x& g' v$ ?+ GTOA Total Obligation Authority. ) Z' p8 {" i) R" e+ h2 m* LTOAM Tactical Air Operations Module. TOC Tactical Operations Center. - |+ ~( @. C& K) ]5 F# j* |TOE Table of Organization and Equipment. TOF Time of Flight. ; M m5 _5 ` @( G2 }TOI Track of Interest. TOIA Task Order Impact Analysis. 7 d% G7 {# [$ w8 B! mTolerance The ability of a system to provide continuity of operation under various abnormal * O- _! Y6 c( j9 qconditions. . B% d m1 t0 V* t6 h- V4 u! ZTOM See Target Object Map.

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Tomahawk US ground launched cruise missile. - v- C5 z. E( l, WMDA GLOSSARY, VER. 4.0 T ; b: z2 [9 \4 C302 TOMD Task Radar Management Details. TOMP Task Order Management Plan. $ A1 H( O% ^( w2 wTOMS Total Ozone Mapping Spectrometer (NASA term). TOO Target of Opportunity. 8 B+ v* S& }4 L. H m6 j( `" wTOOL Target of Opportunity Launch. TOP Task Order Plan. 4 x* T& S6 H4 r; l |Top-Down Pertaining to an approach that starts with the highest-level component of a : E |6 J/ [* E. I& u9 s `hierarchy and proceeds through progressively lower levels; for example, topdown design, top-down programming, top-down testing. Contrast with bottomup. Top-Down 5 h/ @6 c' J; c- V3 BDesign # @/ C0 F5 R) [! \: sThe process of designing a system by identifying its major components, decomposing them into their lower level components, and iterating until the 7 z/ k% C2 P8 L7 Ndesired level of detail is achieved. Top-Down Testing The process of checking out hierarchically organized programs, progressively, from top to bottom, using simulation of lower level components. TOPAZ A project to demonstrate the transfer of Russian thermionic space nuclear power technology to U.S. BMD applications. - k( B8 ]6 `# v1 _. G' M- J8 GTOR Terms of Reference. TOS (1) Tactical Operations Shelter (Station). (2) Task Order Status. . Y- K" A6 `+ sTOT Time on Target Total Obligation ) p3 d9 o2 l! y8 XAuthority (TOA) A DoD financial term, which expresses the value of the direct program for a given , K; W" e# i9 g" |( C) tfiscal year. a/ Q& `, q5 A& b) D* c tTotal Quality Management 4 C6 `* B# N% O# D(TQM) A management philosophy committed to a focus on continuous improvement to ) p) L+ v5 b6 G D9 `2 Aproduct 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 6 |% P0 [: d% y: hpossessed by a chemical substance not of biological origin. TP (1) Telenet Protocol (Telecomm/Computer term). (2) Test Program. " T, R# T( P# \: H4 FTPALS Theater Protection Against Limited Strikes. TPBM Terminal Phase Battle Manager. & _- m* r9 j% b$ I* u& ?+ p4 ~TPD Mobile Tactical Radar (US). 7 Q$ M2 M2 ]& u- R$ ^$ m" F4 GTPDR Total Processing Data Rate (TelComm/Computer term). MDA GLOSSARY, VER. 4.0 T 303 3 z: N3 B" @1 c8 h0 I6 @- h5 ITPEC THAAD Performance Evaluation Center. TPEM Technology Program Element Manager (SDIO/MDA term). " Z9 K9 t& n2 C: B2 p( }/ s8 zTPFDD Time-Phased Force Deployment Data. TPFDDL Time-Phased Force Deployment Data List. 2 J& {0 t2 B" _2 c2 F9 R* u1 TTPFDL Time-Phased Force Deployment List. TPM Technical Performance Measurement. 4 Q; l( _- P7 `4 t- I7 n% k: eTPMT Total Preventative Maintenance Time (ILS term). + T1 B% f7 ]. T5 u# q7 O0 t; cTPO (1) Test Planning Organization. (2) THAAD Program Office : T( ?1 K C& [6 c! r; OTPP Test Procedure Plan. / U/ k. x& T; Y* F. E% fTPR (1) Terminal Phase Radar. (2) Trained Personnel Requirements. (3) Target Performance Report. TPS Thermal Protection System. TPT Theater Planning Tool. TPWG Test Planning Working Group. (U.S. Air Force) ( `' D- r& {' ^& q* [5 oTQM 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 constraints. (2) The degree to which a relationship can be established between two or more products having a predecessor-successor or master-subordinate ( m R2 m+ s5 | W2 k8 irelationship to one another.

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Track (1) A series of related contacts displayed on a plotting board. 9 t! `1 b8 i$ w9 }. k(2) To display or record the successive positions of a moving object. % s7 _# E# m" o1 b, d3 {(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 7 y$ [( H. V0 f7 v# c; C. Sinstrument at a moving target. S( j8 k) Y1 `(5) The actual path of an aircraft above, or a ship on, the surface of the earth. Track Assessment The Track Assessment looks for anomalies in an object’s track data. An anomaly in the track may indicate a hit. Track, Birth to . T4 C& i' H8 M) IDeath The maintenance of an associated track through all phases of flight (i.e., boost to reentry). Track Correlation The combining of track information for identification purposes, using all available ; U( g( `) f T( }) x cdata. Track Extension This term usually applies to improvements in track estimates by use of new data. It is sometimes used to describe a process of target extrapolation to a future time or place (e.g., reentry). ( Y- j& z1 W: G, d7 r6 oMDA GLOSSARY, VER. 4.0 T 6 r1 u5 F6 }& M; ~304 ; w, \- w" M, ?" w& g1 W& oTrack File A target’s stated estimate, confidence, covariance matrix, and associated LOS measurements with irradiances with confidence of association; or some subset of 7 m* n9 o. j. z; }the above. 8 K% T+ ]; X D4 V) aTrack File-Track 3 P1 T# ^( t/ K4 a) THistory % E3 d+ S( M6 m0 B! m+ u4 R! TA 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 - ^8 ~) _' I. }three-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 $ E+ t7 W3 Z3 p, ]4 Vany other features of interest. Tracking and Pointing 8 H3 b/ ^5 y5 U& K+ {" w% fOnce 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. 3 P9 J/ ~6 |6 {& C# LTracking Range ) ~2 \7 c, ]) f# U5 W! n5 v(Max) The maximum line of sight distance at which a sensor can maintain track of an 1 h' s% c3 F% H+ I+ Fobject. Track Initiation The formation of the first or initial estimate for a sensor system of the state vector + |+ {! {4 U2 Vof an object. The process typically requires observation from a number of frames. Track Production + C: N5 Q* K* GArea An area in which tracks are produced by one radar station. Track Symbology Symbols used to display tracks on a data console or other display device. : Y0 \# h6 T6 F* D5 @Track Telling The process of communicating air surveillance and tactical data information 8 S! V& n3 M0 ^2 X0 K5 jbetween command and control systems or between facilities within the systems. & F. x- S% T& k8 T/ L9 CTelling may be classified into the following types: back tell; cross tell; forward tell; 8 t$ ` u7 R, ^8 B8 m5 A1 o2 Nlateral tell; overlap tell; and relateral tell. TRADEX Target Resolution and Discrimination Experiment. TRADOC U.S. Army Training and Doctrine Command, Ft. Monroe, VA. Traffic Capability 2 a+ A% \6 H$ P- R/ n: q4 `; `, LMaximum % R1 e4 e3 U6 f5 y5 CThe maximum number of objects per unit time which the sensor system can maintain track files. ' M- a/ w n0 w+ YTraffic Decoy Decoy that matches RV characteristics in the exoatmosphere and high endoatmosphere. Train Threat geometry with objects placed in a line (string) along the velocity vector of 2 p$ q f7 r6 T, e, {' sreentry. - i! o& p! u7 p; V% C, T0 S/ W( hTrajectory The curve described by an object moving through space. * K; }. z: ?1 G% I3 P, c' d" KTrajectory Histories Trajectory information on targets recorded over a period of time. - B, y6 s' V2 B. J) F5 j. oTRAK A data base management system (not an acronym). Trans-Attack Period from first tactical indication of attack until termination started, i.e., postattack. 2 R: c _9 @9 l; \# \4 _- yMDA GLOSSARY, VER. 4.0 T * ?* d! |* D$ Z o" S305 ' `8 ` N( B! e: _, B- Z, X3 |TRANSCOM [U.S.] Transportation Command, Scott AFB, IL. TRANSEC Transmission Security. 1 k: x9 t' G( E0 lTransition The period in which the world strategic balance would shift from offensedominance to defense-dominance. Transition to Production % H( O& n, _0 m0 P U( D" YA 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.) Transmission 6 m y+ W& I4 @9 y) ASecurity (TRANSEC) ; P A) ]7 i2 k# N9 XThat component of security, which results from all measures, designed to protect 6 z' q3 w8 [8 x) U- Q- G% k e; v; c' D' Ycommunications transmissions from interception and traffic analysis. (See ; ]- i! D! ^6 G9 P0 a' e W S- UCOMSEC.)

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Transonic Of or pertaining to the speed of a body in a surrounding fluid when the relative / u& C0 f& d Ospeed of the fluid is subsonic in some places and supersonic in others. This is encountered when passing from subsonic to supersonic speeds and vice versa. Transponder A receiver-transmitter that will generate a reply signal upon proper interrogation. % d5 q7 o7 X, ~2 z# nTRAP Tactical Receiver and Related Applications. ( Y! u, N; A! o) N* ?6 QTrap Door A hidden software or hardware mechanism that permits system security mechanisms to be circumvented. # K% O; t& s- P9 }& l4 _Traveling Wave Tube (TWT) " w9 u8 b- V' Z$ o) u, n# Q0 Z* a& TAn electronic tube in which a stream of electrons interact continuously or : k J7 ~0 g$ N" Krepeatedly 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 the 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. Traverse Level That vertical displacement above low-level air defense systems, expressed both " k+ p$ l5 O( G6 S N# g: }as a height and altitude, at which aircraft can cross the area. . l, U6 v* m7 r/ w# W( d3 Q8 ~9 DTRB Tactical Review Board. $ i/ H" C" x: b( JTRD Technical Requirements Document. 3 b' ?' Z- L' jTRE Tactical Receive Equipment. TREA Transmit/Receive Element Array (THAAD). 2 F" d* o& [- ?7 e+ JTREE Transient Radiation Effects on Electronics. * v8 e) u! P- Y$ D) [5 _TREM Total Radiation Environment Model. TREPS See Thrusted Replicas. $ A' z6 w. S. A' g! G1 ?3 BTRESIM Tactical Receive Equipment Simulator. MDA GLOSSARY, VER. 4.0 T 9 x3 i+ G6 _* K: j+ X( y306 TRG Threat Reference Guide. : W! J- w% y9 n% o! v pTRI-TAC Tri-Service Tactical Digital Communications System. ( P R) h4 _; XTRIDENT Class of US ballistic missile submarines (USN term). ! P. m, k% n1 J7 L7 ~TRIDENT I (C-4) US SLBM (USN term). ; g, ^1 a$ Q% b, l+ y. o4 fTRIDENT II (D-5) US SLBM (USN term). # d/ ~6 W. ]: \3 bTRIM Toxic Reduction Investment and Management. ( _, h/ t- d! x* YTRM Technical Reference Model. % k6 ? i& b& |1 gTRMP Test Resources Management Plan. ' {0 U7 N3 K! @- n& {9 v+ E- J [TRN (1) Task Requirements Notice. (2) Test Requirements Notification. 5 a* w# W; D0 m( C$ d1 _" STrojan Horse A computer program with an apparently or actually useful function that contains ( c0 x. a+ p: v& e% cadditional (hidden) functions that surreptitiously exploit the legitimate authorizations of the invoking process to the detriment of security or mission performance. TROPO Tropospheric Scatter. Tropopause The imaginary boundary layer dividing the stratosphere from the lower part of the atmosphere, the troposphere. The tropopause normally occurs at an altitude of 6 L* C* R7 I* C( ?- ~about 7.62km to 13.71km in polar and temperate zones, and at 16.76km in the tropics. (See Stratosphere, Troposphere.) % T$ J1 u5 k, |( V. }Troposphere The region of the atmosphere, immediately above the earth's surface and up to j' s5 m# Y- q/ K$ ^the tropopause, in which the temperature falls fairly regularly with increasing " d/ F9 a: h5 Laltitude, clouds form, convection is active, and mixing is continuous and more or less complete. Tropospheric 3 D' a/ O" O+ \8 v0 rScatter The propagation of electromagnetic waves by scattering as a result of 2 m2 P/ b0 Z# P) v ~irregularities in the physical properties of the troposphere. TRP (1) Test Readiness Program. (2) Technology Reinvestment Program. / t2 q, Q2 Q; b+ e# g. l7 A(3) Technology Readiness Program (pre-acquisition program status). 3 x# d" t+ Y. r: l5 |9 _# b(4) Technical Requirements Package. ) u% ~% a. n; y8 R1 OTRPC Technology Readiness Planning Committee. TRR Test Readiness Review. 2 g/ ~( Q$ J3 F6 s/ B; g7 {Trusted Computer System/Software * Q1 Y8 n: @7 DA system or its software that employs sufficient hardware and software integrity + U/ X+ ~8 S8 j2 }( O4 ymeasures 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 + `: K3 o& F1 t- D; E8 @Trusted Computing Base. This mechanism can only be activated by the person 7 p g* ~( J+ ]4 cof the Trusted Computing Base and cannot be imitated by un-trusted software. ! u8 E$ j h, u Q1 G/ [/ eTRW TRW, Inc. b2 s4 d6 h# [& GTS (1) Terminal Service. (2) Top Secret. " K3 z, L+ N+ |8 V8 s0 RMDA GLOSSARY, VER. 4.0 T , d( k b+ I/ g* k# G307 ; ~0 T1 v4 s) f/ h# xTSA Technology Security Analysis. TSD Tactical Surveillance Demonstration. % d9 |( G/ p3 [8 o! pTSCM Tomahawk Strike Coordination Module (USN term). 7 s8 G' x2 R" B8 w5 U% FTSD Tactical Surveillance Demonstration. & F: o( N2 A- u, L, dTSDE Tactical Surveillance Demonstration Enhancement. J3 w$ N5 c+ ~0 ETSEU Technology Seeker Evaluation Unit. TsIAM Moscow’s Central Institute of Aviation Motors. TSM TRADOC System Manager. - p; n4 A/ W& i/ b( E6 iTSMA Theater of Strategic Military Action. 0 S- ]5 T! Z& P" zTSP 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. TSSAM Tri-Service Standoff Attack Missile. 6 r: i# M e( ^# B3 D" rTSWG Target Signature Working Group. TT Total Time. $ d5 O. G7 g5 }% g1 b0 `; ?TT&C Telemetry, Tracking and Command. TT&E Technical Test and Evaluation (Army). TTA Total Time Accounting. + i2 ?6 }: ?$ N2 L5 a; OTTBM Terminal Tier Battle Manager. TTBT Threshold Test Ban Treaty. TTD&D Test Technology Development and Demonstration. A portion of the CTEIP program, which funds the development and demonstration of technologies, 8 ^4 a0 \/ a3 V* owhich have significant potential for improving testing. TTEL Tools and Test Equipment List (ILS term). TTL Transistor-to-Transistor Logic. TTP Tactics, Techniques, and Procedures. % y3 z0 v6 ^/ a+ KTTSARB Technology Transfer and Security Assistance Review Board. % G3 T) U7 E$ f2 X, rTTT Test Technology Transfer. MDA GLOSSARY, VER. 4.0 T 308 TTV Technology Test Vehicle. : b( \2 B! r. K' ?TTY Teletype. TUG TRACE User Group. TV Thrust Vectoring (rocker engineering term). TVC Thrust Vector Control. 5 u) ]3 d. r5 X" m9 r* h2 `$ U. t; s, JTVE Technology Validation Experiment. ( i9 a) R% v/ OTVM Track-via-Missile. + Y) J f% \. O& ?/ OTVV Technology Validation Experiment. 0 @; r* z$ D0 g4 g) \TW Tactical Warning. " A0 r9 i. ]7 p1 H- aTW/AA See Tactical Warning/Attack Assessment. % H P( T' H$ F7 l1 v' W# Z- XTW/SD Tactical Warning and Space Defense. TWG Technical Working Group. B' i* b. N! ~7 \5 mTWS TOMAHAWK Weapons System (USN term). ; N# M# U' d' K+ [. r9 j8 ?9 lTWT Traveling Wave Tube. TWTA Traveling Wave Tube Amplifier. (Electronic Engineering term). $ ?$ g, ]3 k. ?% |5 |TY Then Year (PPBS term). ) Q% B7 J) B n: M) R3 l" E& R" rTY$M Then Year Dollars Millions. Type A - System Specification States all necessary requirements in terms of performance, including test 7 F! A4 ?/ ^3 u! S. nprovisions to assure that all requirements are achieved. Essential physical 5 i# w; V7 T3 E2 K8 cconstraints are included. Type A specifications state the technical and mission requirements of the system as an entity. 3 D) H: B; [0 s% x9 M4 R9 RType B - 3 \: N0 f0 u9 @9 K) nDevelopment Specification States all necessary requirements in terms of performance. Essential physical constraints are included. Type B specifications state requirements for the development of items other than systems. They specify all of the required item ; y0 M+ `; W" W" M" B6 h$ G2 g* bfunctional characteristics and the tests required to demonstrate achievement of # O/ t5 Z: X) D$ G# |4 k2 ]+ Athose characteristics. 4 Y" Z- q) _: ]* p, XType C - Product 0 ]% u9 |) @. k: E ZSpecification % N! \' L0 f3 Y8 c! \6 l6 VProduct specifications are applicable to any item below the system level, and may be oriented toward procurement of a product through specification of primarily function (performance) requirements or fabrication (detailed design) requirements. Type C specifications intended to be used for the procurement of items including computer programs. ; I: D; y K7 N" A/ T: dTyphoon Class of Soviet ballistic missile submarines. 8 R. Z& e" G8 _( m: h( V8 W1 KTyping 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 # L$ T7 s r D: Dobjects (i.e., SS-18, SS-24). ' h" c2 I: \, h; z( r! A8 \MDA GLOSSARY, VER. 4.0 U 309 1 ~2 w7 n+ D: T/ \9 bU Uranium. 6 X+ u5 _5 t$ g% h/ s+ VU&S Unified and Specified [commands] (pre-1996 term). % O5 O+ v1 a( d' w _8 MU.K (UK) United Kingdom. ) M' z( X' k' D& e$ U4 U' OU.S. (US) United States. U.S. West U.S. West Incorporated. 7 G) L6 j, n5 o1 p/ J) kU.S.S.R. Union of Soviet Socialist Republics. - x# t7 k* b; x* sUA User Assessment (NMD BMC3 term). ; O( ?1 y# |# a& ?/ s+ XUAE United Arab Emirates. ( r- W! h) b1 d: _UAV Unmanned Aerial Vehicle. ! J' W6 l4 d* J: y) @UAV BPI Unmanned Aerial Vehicle-based Boost Phase Intercept. UCAP UAV Combat Air Patrol. ; D q7 f/ c7 {1 E! l. wUCC Uniform Commercial Code (US legal term). 7 ?) T3 \; F4 h: q: n/ v, J0 xUCP Unified Command Plan. UD/ASD United Defense/Armaments Systems Division. & j6 c# ]* {) T1 _6 F% _UDMH 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 consists of a series of six planning and execution documents: 10 are the 7 @8 B6 G5 @7 ^' _( P8 UProgram Introduction (PI) (also called the Program Introduction Document (PID)), 2 ]3 I7 R1 {( C4 u0 n. N2) Statement of Capability (SC), 3) Program Requirements Document (PRD), 4) 1 l1 G6 ~( o9 i: C# k6 ZOperations Requirements (OR), 5) Program Support Plan (PSP), and 6) the , a& _& I& s8 W) d+ ]Operations Directive (OD). The UDS was developed and is regulated by the Range Commanders Council (RCC).

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UE Unit Equipment. UEME Unified Electro-Magnetic Effects. 1 b/ {& M3 |+ wUEWR Upgrade Early Warning Radar. UF4 Uranium tetra fluoride. UF6 Uranium hexafluoride. . V6 l8 f1 _3 \ e+ PMDA GLOSSARY, VER. 4.0 U 310 UFG User Focus Group. UFO UHF Follow-On [Satellite Communications System]. 9 F. i2 f" N, B6 G0 ZUFP Unit Flyaway Price. UGF Underground Facility. 9 `" O& V- Q) O- I2 MUGS Unattended Ground Sensors. ! ?% n5 l7 ]% C% O; x' aUGT Under Ground Test. UHF Ultra High Frequency. UIC Unit Identification Code. ' `& Q, x5 o% G! E/ P+ aUIN User Interaction Node. UKAS (1) UK Architecture Study (2) UK Associate Studies. % u2 I# [, @0 M# ~ d# E. vUKEADTB UK Extended Air Defense Test Bed. 5 w: }: j' R9 `3 S: QUKTB United Kingdom Test Bed. ULCS Unit Level Circuit Switch (SINCGARS term). ) Z" G: Q, |9 c6 \ULS Unit Level Switch. ' E( \/ }# ~3 HULSA Ultra Low Sidebobe Antenna. ULTDS Unit Level Tactical Data Switch (SINCGARS term). # @, L' D, }2 ^# ?Ultraviolet (UV) Electromagnetic radiation of wavelength between the shortest visible violet " k* X& q6 C0 |- {3 |6 {(about 3,850 Angstroms) and soft x-rays (about 100 Angstroms). / G3 k+ Q7 J' e& s) |+ v% DUMD Unit Manning Document. UMMIPS Uniform Material Movement and Issue Priority System (ILS term). UNAAF Unified Action Armed Forces. $ y; ]7 b' V( C) q8 t3 WUNC United Nations Command. Unconventional 3 ^& M6 e; I1 ~' [Warfare A broad spectrum of military and paramilitary operations conducted in enemyheld, enemy-controlled or politically sensitive territory. Unconventional warfare # j5 {1 `- G7 u+ a+ iincludes, but is not limited to, the interrelated fields of guerrilla warfare, evasion and escape, subversion, sabotage, and other operations of a low visibility, 3 ~3 d2 E6 x+ Dcovert, or clandestine nature. Unified Action + A3 _9 R$ n4 bArmed Forces ! s3 r7 o) f6 LA publication setting forth the principles, doctrines, and functions governing the $ {1 J& L6 u5 t v* Iactivities and performance of the Armed Forces of the United States when two or 7 S$ m" J" I: `* n) ~) {3 hmore Services or elements thereof are acting together. 6 W: b8 B- C1 m/ [Unified Command A command with a broad continuing mission under a single commander and : T7 H1 M) H$ ]- z5 t- X/ D" H' mcomposed 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. 2 }) c' N$ d$ Q/ \* SMDA GLOSSARY, VER. 4.0 U , w" ]( U( ^$ t311 UNISYS UNISYS Corporation. 9 T& I+ x$ l' l( `- t" bUnited States & n4 K1 w0 W- g6 l7 sArmy 3 _: n# w3 F' Z; |, kSpace Command ) C8 Z O& F5 W% O/ C2 r( e6 Q(USARSPACE) The Army component command of USSPACECOM. Responsible for the Army - f; _' G. ^# e4 Uelements of the SDS system. Located in Colorado Springs, CO. United States % f2 X x" u3 L& \Space Command T+ A+ c+ z/ G# o& I: q6 y(USSPACECOM) 4 I- _' m" T7 g9 [! E: eThe unified command responsible for planning and conducting ballistic missile 9 q: M! d$ _/ o! O7 ?; Q1 vdefense. Located in Colorado Springs, CO. United States 5 ]; P7 `3 u; I/ b& F! [$ E' lStrategic 2 b+ B" |& s! R/ h& TCommand 2 U+ W6 Q: [& ~(USSTRATCOM) The DoD unified command responsible for carrying out directed nuclear and nonnuclear strategic air, intercontinental ballistic missile, and sea-launched ballistic missile offensive combat strikes. Located at Offutt AFB, NE. United States - s' k- y1 x* [/ v, u/ t, D, UTransportation Command (USTRANSCOM) : w. O% o, B9 zThe DoD unified command responsible for providing air, land, and sea 0 I1 b4 C7 B* Z. [- ktransportation for the Department of Defense, both in time of peace and time of ) m5 E: M5 _: `4 t. Owar. 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 3 M, }+ s$ ~% v x/ m! T" CAFB, IL.

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Unk Unknown. Unresolved ' T8 S3 l1 ?5 h2 kObjects Objects so closely spaced with respect to the sensor focal plane as to be # M, j) |: J* |! @7 m! i3 [& nindistinguishable from a single object. + t% a! e6 R- K( X* @7 O8 GUNSC United Nations Security Council. : v. N9 T6 s9 }/ E6 k# Z wUnSecEnergy Under Secretary of Energy. L$ q2 Q4 e( X; ]# b. K* OUOC Usable on Code (ILS term). + [: t7 B' d$ I7 ^2 AUOES See User Operational Evaluation System. UPD Unconventional Passive Discrimination. ( Q+ m9 G( B( o1 QUPS Uninterruptible Power Source. " b$ x! H# y4 h6 R- w; wUQT Unit Qualification Training (ILS term). URIP University Research Initiative Support Program. URL Uniform Resource Locator (internet protocol term). URT Upgraded RTD. , A8 v& r' C% B4 ^0 iUS/UK United States/United Kingdom. USA (1) United States Army. (2) Under Secretary of the Army. USAADASCH U.S. Army Air Defense Artillery School. USAAE U.S. Army Acquisition Executive. $ H F8 t% d: x" R5 h$ \' t0 BMDA GLOSSARY, VER. 4.0 U ' b+ Q1 C3 j) _2 |# X/ e312 ( a- }1 i% @# e1 rUSACE United States Army Corps of Engineers. USACOM United States Atlantic Command, Norfolk, VA. , d* [, K) A$ ]6 ?4 X* _* ?/ mUSAF 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. ) \% L' c% M, r( ]8 AUSAF/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. USAFE U.S. Air Forces in Europe. # }4 v5 d/ x0 ^* U, j) pUSAFLANT U.S. Air Force, U.S. Atlantic Command. USAKA U.S. Army Kwajalein Atoll. USAMICOM U.S. Army Missile Command, Redstone Arsenal, AL. / x4 j j6 H2 j, SUSAMSIC See MSIC. H/ b* E7 {& [# Y/ T) f$ X' Q' ?USAMSAA U.S. Army Materiel Systems Analysis Activity. USAOEC U.S. Army Operational Evaluation Command, Alexandria, VA. ' k1 b% |" Z: u1 p9 HUSAOTEC U.S. Army Operational Test and Evaluation Command. q) R0 A( O0 O- vUSARCENT U.S. Army Forces, U.S. Central Command. USAREUR U.S. Army Forces, U.S. European Command. USARLANT U.S. Army Forces, U.S. Atlantic Command. USARPAC U.S. Army Forces, U.S. Pacific Command. USARSPACE See United States Army Space Command. USASDC U.S. Army Strategic Defense Command (<1Oct 92). USASSDC U.S. Army Space and Strategic Defense Command, Huntsville, AL 9 S8 ~1 ?# q JUSATECOM U.S. Army Test and Evaluation Command. USATRADOC U.S. Army Training and Doctrine Command. 5 n. ? o5 Y P3 I+ Y' AUSB Upgraded SBD. ; t% g; ~/ `, U' ]. lUSC U.S. Code. USCENTAF U.S. Central Command Air Forces. MDA GLOSSARY, VER. 4.0 U ; d& C: ?5 O$ f9 H313 USCENTCOM United States Central Command, MacDill AFB, FL. - z/ u* G- y8 y2 c0 `: Q/ AUSCG United States Coast Guard. - ]% ?1 g$ b2 s. K+ `USCINCCENT Commander in Chief, U.S. Central Command. USCINCEUR U.S. Commander in Chief, Europe. USCINCLANT Commander-in-Chief, U.S. Atlantic Command. 1 {5 m+ ~+ [ f8 n+ _& V4 v- A1 cUSCINCPAC Commander-in-Chief, U.S. Pacific Command. USCINCSPACE Commander-in-Chief, U.S. Space Command. * _* Q$ n) Z' j" P5 J' IUSCINCTRANS Commander in Chief, U.S. Transportation Command. 2 k7 z* M4 U2 A; ]) CUSCS U.S. Customs Services. USD Under Secretary of Defense. USD(A&T) Undersecretary of Defense (Acquisition and Technology). $ a# k# M- m$ a0 ? aUSD(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. 2 X: ^, S6 f+ d7 b. NUser 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 operate it successfully and easily. 9 L5 q" k# e, P1 ^# s1 SUser Operational 2 `2 s- L$ g) v# @7 F" HEvaluation System (UOES) Prototypical system developed and tested as part of the early phases of the development process. A UOES has two objectives: (1) testing, evaluation, and training for a system proceeding through the normal acquisition process; and (2) contingency defense capability should the need arise prior to completion of the normal acquisition cycle. USEUCOM United States European Command, Stuttgart-Vaihingen, Germany. USFJ U.S. Forces Japan. ' i" F/ Y8 H {, P: CUSFK U.S. Forces Korea. USFK/CFC CSFK Combined Forces Command. USG U.S. Government. USIA United States Information Agency.

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MDA GLOSSARY, VER. 4.0 U . S& L" l4 w" S* E- z4 w314 T( C0 r1 Y' c+ y% n0 ~8 ]7 AUSLANTCOM United States Atlantic Command (Now see USACOM). USLANTFLT U.S. Atlantic Fleet. & t7 o Z% `" a$ Y# ]1 Z- E8 U; ~USMAR- 0 _1 B, m: H+ y# hFORCENT U.S. Marine Component, U.S. Central Command. ( M& Z, ?' H* \2 j5 }; \1 kUSMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command. {( H! D9 h9 i7 b2 J1 x5 cUSMAR-FORPAC U.S. Marine Component, U.S. Pacific Command. USMC United States Marine Corps. USMCR United States Marine Corps Reserve. & ~5 ?! t& v. `- wUSMILREP U.S. Military Representative. 8 {% H! @/ W7 \% i- e8 u' i! `USN United States Navy. USNAVCENT U.S. Naval Forces, U.S. Central Command. 1 P# N# |8 r; ^. I2 M$ @USNAVEUR U.S. Naval Forces, U.S. European Command. USNIP U.S. Naval Institute Proceedings. USNO U.S. Naval Observatory. USNPGS U.S. Naval Post-Graduate School. ! S1 l: k% b! w$ Q- y. K1 QUSPACAF U.S. Air Forces, U.S. Pacific Command. USPACFLT US Pacific Fleet. USPACOM United States Pacific Command, Pearl Harbor, HI. + b$ j8 H2 B. I% n9 s4 }USREPMC U.S. Representative to the Military Committee (NATO). 5 Z0 t9 B2 |) ]USSC United States Space Command. USSOCOM United States Special Operations Command, Tampa, FL. USSOUTHCOM United States Southern Command, Panama Canal Zone, Panama. * G& G3 C0 P! {5 D7 yUSSPACECOM See United States Space Command. USSS United States Secret Service. - [# a4 r7 E5 \. G" a) U6 mUSSTRATCOM See United States Strategic Command. USTA United States Telephone Association. USTRANSCOM See United States Transportation Command. 4 @) V. K7 Z' h4 s1 g9 E9 w; HUT Universal Time. $ `; h) j+ s% U9 Z2 KUTC Unit Type Code. MDA GLOSSARY, VER. 4.0 U / L3 _- @9 v& e; I315 $ w5 l0 ]$ T) n1 F3 i$ tUTM Universal Transverse Mercator. UTTMDS Upper Tier Theater Missile Defense System. See THAAD System. ) m" U# J$ p, b- {UUT Unit Under Test (ILS term). 6 S" P# Z1 Y( c' C: V% pUV Ultraviolet. ) M, p) x! i/ N/ c! F4 dUV Electro- 6 h; E2 D5 _* I/ }; \+ x. GOptics 4 \2 u6 Z- X: I+ N1 _Technologies/techniques employed by optical sensors in the wavelength spectrum shorter than visible (e.g., less than 4,000 A). UVPI Ultraviolet Plume Instrument. UW Unconventional Warfare. 8 G1 e# K) s; X p3 iMDA GLOSSARY, VER. 4.0 V % }! A6 w( w' O% p t+ T- Z6 L316 9 G+ i6 a; ^2 L: ?1 S/ c& o- oV Volt. * e0 S# k B4 U' PV&H Vulnerability and Hardening. 4 t3 f+ G" P1 J# @1 j1 @V&V Verification and Validation. (See Verification, Validation, and IV&V.) V/STOL Vertical Short Takeoff and Landing [aircraft]. VAFB Vandenberg Air Force Base, CA. Validation Confirmation that the processes and outputs from a test resource parallel real world processes and are realistically sensitive to change in the environment, , D# V. s, ]) F4 n: Vtactical situation, system design, tactics, and threat. 3 \# `" T8 g. u c0 T- WVAMOSC Visibility and Management of O&S Costs. ; P. R0 w' I$ ]. FVAR Visitor Access Request. 2 a) q) G9 O% K& H. ^ X+ |3 X& LVariability The manner in which the probability of damage to a specific target decreases ) t- \3 g, J2 C# Swith the distance from ground zero; or, in damage assessment, a mathematical factor introduced to average the effects of orientation, minor shielding, and " N( r7 v7 [( F) `& G0 Xuncertainty of target response to the effects considered. 9 K- Z) N5 b; J. u+ \( S* pVBO Vertical Burn-Out (velocity). VCC Voice Communications Circuit. 9 j' c- F! Z8 rVCRM Verification Cross Reference Matrix. 2 B8 Y9 ?/ F4 [% GVCS Voice Communications System. ; r& J* C5 \0 |. _) A7 |VDC Volts Direct Current. 1 m* L' P" H8 y# E$ PVDD Version Description Document. 6 h6 Z) x7 R `6 X5 |0 H0 ]5 RVDU Visual Display Unit. VE Value Engineering. % a. E0 R2 G2 O1 s2 S2 NVECP Value Engineering Change Proposal. ) @5 `1 y7 ], V/ l! U/ K& @Verification (1) Confirmation that all data inputs, logic, calculations and engineering representations of a T&E resource accurately portray the characteristics, calculations, logic, and interactions of the system under evaluation. (2) The process of evaluating a system or component during or at the end ! n) F1 F; O3 h# v0 {of the development process to determine whether it satisfies specified requirements. VESA Video Electronics Standards Association. , n& {4 U: U- Y) I/ z$ wVFR Visual Flight Rules. - U% M) m; j q. x( j% bVGA Video Graphics Array (Telecomm/Computer term). VHF Very High Frequency. VHSIC Very High Speed Integrated Circuit. 7 x- [4 t* n4 Z! n) ~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 Operation Per Second (OPS), using a mixture of experimental three-dimensional circuitry and commercial components. Project also demonstrates VIRGIL, a gimbaled airborne sensor with visible, experimental UV and quantum-well IR " q; Y7 V" k& G; k% r5 _cameras capable of tracking targets that can be detected, identified, and precision-tracked with the ANTE processor. VIM Vibration Isolation Module. ( T7 {' E$ n9 @; V0 X9 G( bVINSON Encrypted Ultra High Frequency Communications System. VIS Visible. VIS/UV Visible/Ultraviolet. ! G; h! m) Z) rVisibility Range 9 }% F* S+ b9 `5 N1 ~/ q9 `' g( Z(or Visibility) ) m+ w' [3 ~4 p% KThe horizontal distance (in kilometers or miles) at which a large dark object can % Y) q( J1 R+ p* w, q- O) q: Gjust be seen against the horizon’s sky in daylight. The visibility is related to the 2 B b, e- E$ {! K# k) l( U+ Mclarity of the atmosphere ranging from 170 miles (280 kilometers) for an 7 f" _0 f* U: p9 t; X" Uexceptionally clear atmosphere to 0.6 mile (1.0 kilometer) or less for dense haze * Z; \; d# f; ~or fog. The visibility on an average clear day is taken to be 12 miles (19 * I" M8 n# v; rkilometers). Visible Electro- Optics / M/ q, @/ R, Y2 n! o, C9 Q8 gTechnologies/techniques employed by optical sensors in the visible portion of ! h) G4 n) J8 F) I# P/ {/ s, \the wavelength spectrum. 5 r+ m$ D% a9 X) UVLAR Vertical Launch and Recovery (UAV JPO term). VLF Very Low Frequency. VLOS Vertical Line of Sight.

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VLS Vertical Launch System. : s( z$ A5 ]3 b& P6 }VLSI Very Large Scale Integration. VLSIC VLSI Circuits. VLWIR Very Long Wavelength Infrared. 7 t' e- f, Y: y9 M9 y% X4 xVME Versa Modular European [standards]. VMF Variable Message Format (Telecomm term). VOX Voice Actuation. 3 |4 O% @3 `/ [# bVRI Vanguard Research, Inc., Fairfax, VA. VTC Video Teleconference. , x! J: q& _. WVTOL Vertical Takeoff and Landing [aircraft]. . U, ~7 F d5 ]8 \' JVTOL-UAV Vertical Takeoff and Landing Unmanned Aerial Vehicle. + [7 K; c' s" j1 x% yVUE Visible Light/Ultraviolet Experiment. 7 H& I( r$ h. V* l4 g& ZMDA GLOSSARY, VER. 4.0 V 318 * }/ e3 D h5 Z; @* E- \) h! _Vulcan UK bomber. 4 x$ ~3 U5 I. |" y% hVV&A Verification, Validation, and Accreditation. 1 C4 J6 _# w$ JVVER Pressurized water type nuclear power reactor. VVIRF Verification and Validation Information Request Form. MDA GLOSSARY, VER. 4.0 W 319 ' ^' V: g3 U/ ?( Y& l* QW/ With. 6 i) n# [% G# E2 D7 z# F6 ^w/o Without. W/TD Warning/Threat Detection. " D) y* l: }& i: WWAA Wide Aperture Array. 4 E. W8 N5 F4 E, j6 U" U' w/ DWALEX Warfare Analysis Laboratory Exercise. 8 d: {, x: c" z7 _3 cWAM (1) Worldwide Military Command and Control System (WWMCCS). (2) Wide Area Munition. (3) Wide Area Mine. (4) Wide Area Missile. 7 `' O5 C8 N9 ]WAN Wide Area Network (Telecomm/Computer term). WAP Wide Azimuth Probe. ! w* G* I( A8 ?- GWar Game A simulation, by whatever means, of a military operation involving two or more : g: Y% w4 ]- G# T) h! S, fopposing forces, using rules, data, and procedures designed to depict an actual or assumed real life situation. 5 e; \* N+ ?0 p/ |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, # h/ ?6 o& I9 Q& ~- Gvalidation and accreditation, and support CinC/Allied wargames and assessments. Warhead A weapon, usually thermonuclear, contained as the payload of a missile. # F; B% C' U2 Y1 `4 ?+ q9 |( HWarhead Mating The act of attaching a warhead section to a rocket or missile body, torpedo, ; F$ x" k* B4 q7 F1 ?, Tairframe, motor, or guidance section. + ~8 Q, M" w" Z8 G# M4 F JWarhead Section A completely assembled warhead including appropriate skin sections and related 2 n5 c2 t3 W1 kcomponents. 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 . {1 s( K5 z' A. Z V( P( VModes (WARM) Characteristics and operating procedures of sensor, communications, navigation 3 r! Z2 g$ [' \3 t! C' v- n. H* _9 ^) waids, threat recognition, weapons, and countermeasures systems that (1) will * g, i$ N n8 ?contribute to military effectiveness if unknown to or misunderstood by opposing % S9 E( K& f' L9 K. k( M0 B4 Ocommanders before they are used, but (2) could be exploited or neutralized if known in advance. Wartime reserve modes are deliberately held in reserve for wartime or emergency use and seldom, if ever, applied or intercepted prior to ! B" P9 |! Q! D0 Fsuch use. * s! H( G# u/ ~0 A8 T( _# NWAS Wide Area Sensor. WASP Wide-body Airborne Surveillance Platform. A modified DC-10. MDA GLOSSARY, VER. 4.0 W 8 \. ?* s1 }! u7 S) S, @+ O320 ! k2 y J2 L! [3 h# p! }WASHDC Washington, District of Columbia. Wastage (Max) The maximum number of defense weapons which, when used, will be ineffective 2 A+ w' ?3 r% ^% \8 s+ nin contributing to the defeat of the offense. Watch Condition (WATCHCON) Series of readiness conditions used by the intelligence community to alert staffs to watchfulness without raising DEFCON. , k4 S$ ^) O1 R9 d1 C8 lWATS Wide Area Telephone System. WAVE Wideband Angular Vibration Experiment. Wavelength The distance between two points having the same phase in two consecutive cycles of a periodic wave, along a line in the direction of propagation. WB Wideband. WBM Weapons Battle Manager(s). WBS See Work Breakdown Structure. 2 V- B% h3 X) b) qWCC (1) See Wing Control Center. (2) Weapons Control Computer. 0 M7 m4 x/ h2 w$ TWCG Workstation Computer Graphics (Computer term). - v. P/ h' q8 s4 e6 E' p5 c/ z9 EWCP (1) Weapon Control Processor. (2) Weapon Control Platform. WCS Weapons Control System. WDM Wavelength Division Multiplexon. ! C! T' S- d, R0 pWeapon Enabling The set of control functions without which defense weapons cannot be launched.