航空缩略语词典

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MDA GLOSSARY, VER. 4.0 T 298 # K4 G, y* S! ^9 S& _, E# G; X0 JTheater Missile / E" Z/ C& M5 j ]/ I% b/ t) jDefense Council & N* Q0 S$ U6 k G+ Y% y' q(TMDC) p4 g# m6 F; vA consultative body for considering TMD family of systems planning and programming issues; chaired by an Assistant to the MDA Deputy for ]/ C% I6 E( ^( u* [2 c' QAcquisition/TMD, membership includes MDA TMD Directors, representatives of each applicable Service Program Executive Officer, and TMD Executive Agents and Program Managers. Theater High + S. Y) f9 l/ v4 d! h7 JAltitude Area Defense System (THAAD) + }7 b1 ]7 K' V( R9 l6 qA ground-based, air transportable interceptor system that will provide wide area defense capability by intercepting longer-range missiles at higher altitudes and at greater distances. Will provide an overlay or upper tier to point defenses such as . r# m, F4 s; g2 x3 H; a3 KPATRIOT. % i' y' p2 J& i6 m( t ]' S! PTheater Missile (TM) - i& g! L, q7 dA 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. - G1 u& ^; Z1 Q% iTheater Missile & y% C0 R2 O% D6 K4 `: u* qDefense (TMD) OBSOLETE. The strategies and tactics employed to defend a geographical area ' @4 e4 _2 {1 w$ ~' Goutside the continental United States against attack from short-range, intermediate-range, or medium-range ballistic missiles. ) @/ G! K1 V& ?; }Theater Missile Defense Ground- Based Radar (TMD-GBR) ; L4 T0 j3 W: ^% v9 vA ground-based, air transportable sensor that provides search, tracking and # `$ w$ R* E* ^% Zdiscrimination capabilities for the THAAD interceptor system. Also referred to as THAAD Radar. Theater Missile Defense Initiative (TMDI) An initiative under which all DoD theater and tactical missile defense activities are & A* K1 F4 h; [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. * [+ U8 k6 h' ~0 A) s# u# LTHEL Tactical High Energy Laser. * |1 v) C; n! F/ n1 T) sThermal Energy Electromagnetic energy emitted as thermal radiation. The total amount of ! I- r7 _# P2 p; Gthermal energy received per unit area at a specified distance is generally ' E0 }2 C" [, R$ G; qexpressed in terms of calories per square centimeter. 5 h. j% g3 O. s6 XThermal Imagery Imagery produced by sensing and recording the thermal energy emitted or 9 s& \, `8 ]4 c4 M9 }reflected from the objects, which are imaged. 6 f/ ~; `# n1 Z7 }: IThermal Kill The destruction of a target by heating it, using directed energy, to the degree that structural components fail. m3 I3 S$ x: ]( b5 q9 c+ p! ]Thermal : L* u: F- ?8 CManagement {% Q- K+ E/ s4 GTechnologies/techniques associated with the control and management of thermal energy, its generation, dissipation, and recovery. ; ^* _( ` \" f$ m: O4 [Thermal 3 k! j6 U/ d b& D* P+ hRadiation 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 / n( d$ @3 T( L- Z$ G* ^) pultraviolet, visible, and infrared radiations. ! b& Y y4 _: L3 Y* ~7 `5 X: mThermal X-Rays The electromagnetic radiation, mainly in the soft (low energy) x-ray region, ( ]0 ^ d8 R7 C" c+ ^3 A Wemitted by the nuclear weapon residue by virtue of its extremely high % i: C# B# o" `" l0 P% F# _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 $ @* O3 q3 B0 e1 S+ ~in temperature, which results in the formation of the fireball (or other heated region) which then emits thermal radiation. (See X-Rays.) MDA GLOSSARY, VER. 4.0 T 3 r. y/ h5 j4 x4 `! @299 Thermosphere The atmospheric shell extending from the top of the mesosphere to outer space; 0 ~. }/ Q, e; A) ?1 {5 Q& W. `it is a region of more or less steadily increasing temperature with height, starting 8 i5 u8 i& R- t' C+ f* hat 40 to 50 miles (70 to 80 kilometers); the thermosphere includes, therefore, the exosphere and most or all of the ionosphere. ! h" Y( y3 K2 N2 {6 F! vThreat 3 z% G7 o: f; e5 i# vCharacterization 5 ?# o0 o1 B8 c0 c4 u1 [An assessment of the nature, magnitude and intent of an attack in progress. Threat Corridor : R% X3 o8 r c" G7 L! Z# f(Threat Tube) A tube containing all the objects originating from launch sites and aimed at 4 } n- L+ H$ Q1 c" T# Vtargets whose spacing is close enough to permit the tube around the object / K. p% a0 h- `trajectories to be represented by a single trajectory in battle management 0 y+ N# b6 b. j5 O; O# N9 tcomputation. * L5 k. e: a" F/ @+ \Threat Scenario A hypothetical example of the employment of threat systems against ballistic $ ~. T6 b5 W, ]6 z7 S6 {0 h, Gmissile 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 . {3 D- a# Y d# g! w/ r K5 Ivalue (threshold) required to satisfy the mission need and a performance % t5 Y0 {7 K! X& kobjective. 1 d$ k( N2 o+ K% mThreshold $ [$ d" k" D- ?& i6 l% `Defense ! h9 n: S7 r% d; f$ u9 J, xA defense strategy that concedes that the target can be destroyed at a price that is not prohibitive, but the presence of the defense is thought to require the offense to mount a relatively large and complex attack. Throw Weight All weight in an interceptor, above the sustainer, which serves as the kill vehicle. 6 g; M! m+ d6 l4 ^2 X& g# y# BThrusted * M! B$ X$ N* a/ S& \8 |Replicas (TREPS) , S! [; n& e7 Q5 G' zConical 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 ( O; t6 h) V) o4 N8 K4 `phase. , J1 b) ^% i+ i+ i( P3 g2 `TI (1) Technical Instruction. (2) Technology Insertion. TIARA Tactical Intelligence and Related Activities. ! l! }! G1 S v& t* k9 zTIBS (1) Theater Information Broadcast Service. (2) Tactical Information Broadcast System. (3) Theater Intelligence Broadcast System. . B$ l n1 L3 ~. n0 }0 |( r5 ^+ a6 s5 }TIC (1) Thermionic Integrated Circuit. (2) Technical Information Center. TIDP Technical Interface Design Plan. TIE (1) Technology Integration Experiments. (2) Technical Independent Evaluation. Tier An integrated set of SDS elements that address a particular phase of the threat (e.g., boost phase). 7 D: j" v% P7 {, F: STiered Defenses The use of defensive systems at different phases of the missile trajectory. TIES Technology Integration Equipment System. TIIAP Telecommunications and Information Infrastructure Assistance Program. 0 e, P5 Z4 C9 \/ ]& @$ w3 HTIL Technical Insertion Laboratory. $ v, x. G/ ]4 y1 ETIM Technical Interchange Meeting. MDA GLOSSARY, VER. 4.0 T 300 8 x8 S& L' d2 R1 |( v% qTime-Phased + ~) `! H4 T5 Z/ @+ r) XForce and 6 I! g9 c/ X0 z9 }- R( QDeployment List & F4 D* z( R+ aAppendix 1 to Annex A of the operation plan. It identifies types and/or actual 0 o; ~3 O3 Z# E1 k( e: S) junits required to support the operation plan and indicates origin and ports of debarkation or ocean area. % k, a2 X _; L* Z, dTime of Flight (Max) The maximum time for a booster or vehicle to perform its function from time of ; j6 @$ o" B, x* Q- T3 y e7 O5 blaunch. Time on Station The time the sensor is in its operating position. & A. R. _! b6 ZTime Sensitive Targets * U" }- Z0 r8 m+ s# a8 D$ X& {Those target requiring immediate response because they pose (or will soon pose) a clear and present danger to friendly forces or are highly lucrative, 5 @9 L$ y* A X0 M3 B6 M& \fleeting targets of opportunity.

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Time to Station The time required to move a sensor to its operating position. TIMS Training Integration Management System (USAF term). . F- F, S" k" zTIN Theater Intelligence Networks. 5 s2 i7 S% l) E8 f oTIP TOPAZ International Program. $ x/ l% {1 N, y) LTIR OBSOLETE. Terminal Imaging Radar. (Predecessor to Ground-Based Radar 1 r9 j, ?. b7 q+ x1 x0 [Terminal (GBRT).) % T) }$ P: Y% U: G" [TIRS Telemetry, Instrumentation and Range Safety L0 t |$ K" z* S3 O) ETIS (1) Trusted Information Systems, Inc. (2) Technical Information System. Titan USICBM. TIU TIBS/Tactical Interface Unit. ) k9 w) d. Z" w0 v' M) T0 A* aTIWG Test Integration Working Group. (U.S. Army) ' }8 x$ v3 n& pTL Team Leader. TLA Time Line Analysis. 4 _0 p) j! e+ f* J( r( E! TTLAM Theater land Attack Missile. TLAM/D TLAN [with submunition] Dispenser (Navy term). TLDD Top Level Design Document. 3 J9 s% l# ]; G# c9 iTLV Target Launch Vehicle. * g& _' } U- {6 B. p! `TLX Teletype. TM (1) See Theater Missile. (2) Technical Manual. (3) Tactical Missile (US Army term). ! q8 w v% }+ u* \! {% E2 fTMCC Test Monitor and Control Center. TMD See Theater Missile Defense. TMD C2 Theater Missile Defense Command and Control. MDA GLOSSARY, VER. 4.0 T 301 TMD C 3 8 p" B1 I6 E' i/ D* K- GI Those assets that provide connectivity between and among Theater Ballistic Missile Defense forces. ; i2 n) n L5 ]( i, U+ f' ?TMD ESM Theater Missile Defense Existing System(s) Modification (MDA term). TMD GBR See Theater Missile Defense Ground Based Radar (THAAD Radar). ! n' L: y7 N- K8 c3 |TMD IA Theater Missile Interoperability Architecture. ' r/ g& M2 K% y! h' m4 E9 mTMD ITP TMD Integrated Test Plan. TMDAS Theater Missile Defense Architecture Study. TMDC Theater Missile Defense Council. ( e5 o5 h; X7 o' c5 k( PTMDE Test Measurement and Diagnostic Equipment (ILS term). 0 N1 q/ R0 K: W6 i+ GTMDI See Theater Missile Defense Initiative. ; i9 a" u5 q! YTMDSE Theater Missile Defense System Exerciser. - o3 A7 j( S3 H% a; eTMMM TOMAHAWK Multi-Mission Missile. TMP Technical Manual Plan (ILS term). / q2 M4 D C0 @0 v0 B/ XTMPCU Tomahawk Theater Mission Planning Center Upgrade. TN (1) Terrestrial Network (C2E term). (2) Thermonuclear. 4 X, W3 J3 u4 e* t* f3 c5 Z% YTNF Theater Nuclear Forces [Treaty term]. TNT Trinitrotoluene. : G/ S' [& Y" E4 ZTNW Theater Nuclear Weapon. TO (1) Task Order. (2) Technical Order. ! l& f- i2 H9 ATOA Total Obligation Authority. TOAM Tactical Air Operations Module. TOC Tactical Operations Center. TOE Table of Organization and Equipment. 1 H' _2 k6 L H+ vTOF Time of Flight. 0 A& c0 Y5 D, U& z9 YTOI Track of Interest. 9 [2 R5 m' q) h; M; ^9 ?& bTOIA Task Order Impact Analysis. / L' E% }$ s& c- HTolerance The ability of a system to provide continuity of operation under various abnormal conditions. X7 h. x$ c9 I$ h0 ~: Q4 _TOM See Target Object Map.

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Tomahawk US ground launched cruise missile. 7 }5 a7 p0 U1 ^$ A! @( i+ zMDA GLOSSARY, VER. 4.0 T 302 6 }6 `# v$ L0 E6 M# x: r) V+ hTOMD Task Radar Management Details. TOMP Task Order Management Plan. 3 K. W2 ?5 C8 `7 I, _7 W2 OTOMS Total Ozone Mapping Spectrometer (NASA term). TOO Target of Opportunity. TOOL Target of Opportunity Launch. " P% |/ _. v1 G# B( w8 }TOP Task Order Plan. + P k% A5 l5 V% |- CTop-Down Pertaining to an approach that starts with the highest-level component of a 9 J* r5 Y) |# J+ ?! i- u5 rhierarchy and proceeds through progressively lower levels; for example, topdown design, top-down programming, top-down testing. Contrast with bottomup. Top-Down Design The process of designing a system by identifying its major components, . K5 Q# u3 l% |0 B( Tdecomposing them into their lower level components, and iterating until the desired level of detail is achieved. 2 O9 b {$ g3 z+ x4 nTop-Down Testing The process of checking out hierarchically organized programs, progressively, $ h& ]* i5 ^1 P0 B R9 `- }% o7 Nfrom top to bottom, using simulation of lower level components. ; ^. W- O) ^% D/ W" R$ m9 |6 |TOPAZ A project to demonstrate the transfer of Russian thermionic space nuclear power technology to U.S. BMD applications. / I1 p; T" u. g1 q2 hTOR Terms of Reference. TOS (1) Tactical Operations Shelter (Station). (2) Task Order Status. d6 G* y+ e; n: e* l! Q0 ETOT Time on Target Total Obligation ' D: A) S( p( iAuthority (TOA) A DoD financial term, which expresses the value of the direct program for a given 5 J! k( g7 ^* J0 t- Gfiscal year. Total Quality Management (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. TP (1) Telenet Protocol (Telecomm/Computer term). (2) Test Program. TPALS Theater Protection Against Limited Strikes. TPBM Terminal Phase Battle Manager. TPD Mobile Tactical Radar (US). TPDR Total Processing Data Rate (TelComm/Computer term). MDA GLOSSARY, VER. 4.0 T 303 TPEC THAAD Performance Evaluation Center. TPEM Technology Program Element Manager (SDIO/MDA term). 9 j( c0 s+ @4 o8 H* s; MTPFDD Time-Phased Force Deployment Data. TPFDDL Time-Phased Force Deployment Data List. TPFDL Time-Phased Force Deployment List. TPM Technical Performance Measurement. % k l$ l( t7 f6 c8 CTPMT Total Preventative Maintenance Time (ILS term). TPO (1) Test Planning Organization. (2) THAAD Program Office TPP Test Procedure Plan. / y6 S+ T: S4 sTPR (1) Terminal Phase Radar. (2) Trained Personnel Requirements. (3) Target Performance Report. 7 V7 E) e4 t$ z, v, P9 ?TPS Thermal Protection System. {# n( C1 z0 }3 y6 v% y# t0 {9 B) STPT Theater Planning Tool. % r6 T" E( f/ N: aTPWG Test Planning Working Group. (U.S. Air Force) TQM Total Quality Management. 8 S. C8 S4 A' {$ N" L4 jTraceability (1) The characteristic of software systems or designs or architectures or 9 A5 {( n) ^0 \, n; R+ @ a0 P! g' wdomain models that identifies and documents the derivation path (upward) and allocation/flowdown path (downward) of requirements and constraints. 1 j& O# g% B% K, @(2) The degree to which a relationship can be established between two or more products having a predecessor-successor or master-subordinate relationship to one another.

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Track (1) A series of related contacts displayed on a plotting board. (2) To display or record the successive positions of a moving object. (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. / R- n; j) @ K0 s! i, m(5) The actual path of an aircraft above, or a ship on, the surface of the % q' d5 a2 O. |! Jearth. Track " |, {0 I! F1 y* pAssessment The Track Assessment looks for anomalies in an object’s track data. An anomaly # E4 s& }" z. V( j& s2 n# Q! Sin the track may indicate a hit. Track, Birth to Death $ D: x; }$ t! r* f* h9 kThe maintenance of an associated track through all phases of flight (i.e., boost to reentry). ! R/ \( G q1 x* F3 }! wTrack Correlation The combining of track information for identification purposes, using all available data. Track Extension This term usually applies to improvements in track estimates by use of new data. 9 h+ b. `) M8 Q6 J4 _4 {It is sometimes used to describe a process of target extrapolation to a future time 3 S' j* e' D/ F+ A& Por place (e.g., reentry). 3 V1 Z- O; t7 FMDA GLOSSARY, VER. 4.0 T 7 _" q! s1 f; j& F& j M% G304 , X& U: x! F/ E8 E. gTrack File A target’s stated estimate, confidence, covariance matrix, and associated LOS measurements with irradiances with confidence of association; or some subset of 7 H: L3 g$ s( a$ T5 fthe above. ( H; R' `8 m1 `1 Q* ?4 U/ O0 dTrack File-Track History A set of individual track reports on a particular object, which taken together 5 Z; U# I5 m5 u4 Qproduce useful approximation of that object's future position in space. % s* K5 b/ y" A; E- yTrack Formation The process of determining the track or tracks of detected objects. It is usually a three-step process of data association, track initialization, and track improvement , P# T/ h2 Q; H& L% Oby filtering. ; W, ?) [3 I" A$ q3 x5 R+ }9 B7 \Tracking The act of generating and maintaining a time history of an object's position and any other features of interest. Tracking and u$ q J9 A8 E/ o6 HPointing Once a target is detected, it must be followed or “tracked”. When the target is , o! z4 W. ^; N4 {7 xsuccessfully tracked, a weapon is “pointed” at the target. Tracking and pointing 3 l% O- U C' m8 pare frequently integrated operations. Tracking Range / G7 C1 D/ S6 }- @3 S {( ?(Max) The maximum line of sight distance at which a sensor can maintain track of an object. Track Initiation The formation of the first or initial estimate for a sensor system of the state vector of an object. The process typically requires observation from a number of 8 Z( a$ ~! [# y$ a# eframes. % V3 |# m, H- _, K' ]Track Production - _9 G8 y+ b0 Q' `6 S4 {Area An area in which tracks are produced by one radar station. Track Symbology Symbols used to display tracks on a data console or other display device. Track Telling The process of communicating air surveillance and tactical data information between command and control systems or between facilities within the systems. Telling may be classified into the following types: back tell; cross tell; forward tell; 4 k( h) q0 @' N9 A4 s7 O, f' xlateral tell; overlap tell; and relateral tell. TRADEX Target Resolution and Discrimination Experiment. - M" I1 x. a& s9 U# STRADOC U.S. Army Training and Doctrine Command, Ft. Monroe, VA. 9 O4 u2 E9 m" W) w9 FTraffic Capability Maximum 8 P" J3 ?+ h" JThe maximum number of objects per unit time which the sensor system can % H: d& Z3 \, g5 w0 C3 Umaintain track files. Traffic Decoy Decoy that matches RV characteristics in the exoatmosphere and high ) m2 m) A5 r( w, t2 _endoatmosphere. Train Threat geometry with objects placed in a line (string) along the velocity vector of reentry. Trajectory The curve described by an object moving through space. Trajectory & H1 M) a; c+ U+ c5 ^, uHistories Trajectory information on targets recorded over a period of time. / [* d; ]1 W( ]TRAK A data base management system (not an acronym). Trans-Attack Period from first tactical indication of attack until termination started, i.e., postattack. MDA GLOSSARY, VER. 4.0 T 1 ]1 f+ I S. k5 X2 O305 / j s# e- w \$ W8 GTRANSCOM [U.S.] Transportation Command, Scott AFB, IL. TRANSEC Transmission Security. % S3 v! P/ X, g) t- H3 ~6 rTransition The period in which the world strategic balance would shift from offensedominance to defense-dominance. Transition to 5 {% s/ N% L4 @9 ^# ^Production 9 j# `1 k0 w, oA 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.) 1 C2 N- H d% M3 [0 _% `Transmission 1 X+ J6 p" C& @9 Z" pSecurity ) y) Y) H* {- w+ E(TRANSEC) 0 Q, `4 K- j/ B6 S9 K1 PThat component of security, which results from all measures, designed to protect % o$ E9 l* z q( [6 dcommunications 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 ) m: s+ F6 u0 v( T3 k; ?# Fspeed of the fluid is subsonic in some places and supersonic in others. This is 6 c. i4 I8 t9 Iencountered when passing from subsonic to supersonic speeds and vice versa. Transponder A receiver-transmitter that will generate a reply signal upon proper interrogation. TRAP Tactical Receiver and Related Applications. Trap Door A hidden software or hardware mechanism that permits system security 0 j1 }$ P5 F# w* [* t2 X/ l6 gmechanisms to be circumvented. Traveling Wave . d! |3 q8 |. dTube (TWT) An electronic tube in which a stream of electrons interact continuously or + ^" N* _( ~) y1 w2 _2 erepeatedly 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 ) q G* X& ?2 T, a# x6 ustream to the wave; the tube is used as an amplifier or oscillator at frequencies in / \+ Z8 U/ z6 f Z$ J! Kthe microwave region. ( M7 D1 t1 t+ Y: U" ~- c/ KTraverse (1) To turn a weapon to the right or left on its mount. , ]7 V: E7 G! `9 t(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 as a height and altitude, at which aircraft can cross the area. 4 O1 J3 s; A/ HTRB Tactical Review Board. TRD Technical Requirements Document. % V+ T. P( H7 K; c9 p' S% MTRE Tactical Receive Equipment. . J/ t9 l L; H' W5 rTREA Transmit/Receive Element Array (THAAD). TREE Transient Radiation Effects on Electronics. TREM Total Radiation Environment Model. ) N p9 J- l: W- y# N6 Z6 ZTREPS See Thrusted Replicas. " J; O7 I% M8 j( MTRESIM Tactical Receive Equipment Simulator. 9 C/ l7 |: g3 `. R0 TMDA GLOSSARY, VER. 4.0 T ( h+ G* R- [, [' m G$ D306 TRG Threat Reference Guide. TRI-TAC Tri-Service Tactical Digital Communications System. / d" F* B2 k5 {$ c! `5 mTRIDENT Class of US ballistic missile submarines (USN term). 2 b1 ?! a8 s2 ]+ H9 V, g* @1 E$ C6 \) PTRIDENT I (C-4) US SLBM (USN term). * x- z/ y8 p+ v$ L% y- q" ZTRIDENT II (D-5) US SLBM (USN term). / U$ k$ t- k. [TRIM Toxic Reduction Investment and Management. TRM Technical Reference Model. % T0 f3 Y' r: X! I, ^TRMP Test Resources Management Plan. , X. o4 i% }9 j' r- F0 kTRN (1) Task Requirements Notice. (2) Test Requirements Notification. , J! N$ ]0 X5 |$ qTrojan Horse A computer program with an apparently or actually useful function that contains * R+ T, N# s( M. {* L8 O; yadditional (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 about 7.62km to 13.71km in polar and temperate zones, and at 16.76km in the tropics. (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 % V' [" Y% i3 o r7 N- Rless complete. Tropospheric Scatter & g0 c5 Q9 E1 H7 a2 k7 iThe 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. , ?+ | x! M0 m) I5 D9 ~(3) Technology Readiness Program (pre-acquisition program status). / {% j( F$ W: g. C; [/ ^: U(4) Technical Requirements Package. TRPC Technology Readiness Planning Committee. TRR Test Readiness Review. Trusted 7 L$ [& z9 C% n W$ l1 \Computer 4 v/ h3 L0 v* S% RSystem/Software $ m9 Y" S, S7 Z$ e# UA 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 Trusted Computing Base. This mechanism can only be activated by the person * g* @' l* \, G# N, G" r& H" B: Xof the Trusted Computing Base and cannot be imitated by un-trusted software. 6 G b8 W6 ]! [$ [1 G, _TRW TRW, Inc. TS (1) Terminal Service. (2) Top Secret. / Q9 r# }, U$ q4 _* t- i, n) lMDA GLOSSARY, VER. 4.0 T . x$ ?0 M* L) n4 c' E* s307 TSA Technology Security Analysis. TSD Tactical Surveillance Demonstration. TSCM Tomahawk Strike Coordination Module (USN term). + `9 H$ q5 {- C9 B6 w0 {/ t' PTSD Tactical Surveillance Demonstration. 7 Z, g1 I* J& O; y6 v4 R8 VTSDE Tactical Surveillance Demonstration Enhancement. TSEU Technology Seeker Evaluation Unit. ; r+ O0 s! C5 {" [! DTsIAM Moscow’s Central Institute of Aviation Motors. ! p" _' W* `- h* }1 L" A& O0 \$ ITSM TRADOC System Manager. TSMA Theater of Strategic Military Action. TSP Target Support Plan. " W9 F8 c& _% r) d. I( F3 M. F3 nTSPI Time, Space, Position Information. TSR Target System Requirements.

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TSRD Target System Requirements Document. TSS Terminal Surveillance Sensor. ) M% W/ i) ~* T2 z& ~TSSAM Tri-Service Standoff Attack Missile. TSWG Target Signature Working Group. TT Total Time. 3 H2 \6 s+ _" T' x9 G+ `TT&C Telemetry, Tracking and Command. ( F3 y% \) G; [2 ^9 U/ ]5 q! S+ [- ]TT&E Technical Test and Evaluation (Army). 7 Y+ J4 C# ?& B; C* B( ETTA Total Time Accounting. ; O! W- | l, ]( `TTBM Terminal Tier Battle Manager. TTBT Threshold Test Ban Treaty. 9 K- f- i5 P, V! t% PTTD&D Test Technology Development and Demonstration. A portion of the CTEIP program, which funds the development and demonstration of technologies, which have significant potential for improving testing. * Z& N3 w/ s0 j5 U3 OTTEL Tools and Test Equipment List (ILS term). # i# o" w# M8 x/ ?; R, zTTL Transistor-to-Transistor Logic. TTP Tactics, Techniques, and Procedures. , y8 x% V7 K9 ?" iTTSARB Technology Transfer and Security Assistance Review Board. TTT Test Technology Transfer. 8 z, h( v; e- C; i& U' ^MDA GLOSSARY, VER. 4.0 T + B" N' ^" q8 E4 {308 TTV Technology Test Vehicle. ( s' v9 H- S* c! x+ K6 q; x. OTTY Teletype. . _, }: R" d2 }. ?0 F0 p: ?+ zTUG TRACE User Group. * b- I$ V! @4 S9 y1 R4 [TV Thrust Vectoring (rocker engineering term). TVC Thrust Vector Control. 0 G5 H$ @+ M5 ITVE Technology Validation Experiment. TVM Track-via-Missile. TVV Technology Validation Experiment. 5 }( e1 z' F C- c* ]8 Q p( }TW Tactical Warning. TW/AA See Tactical Warning/Attack Assessment. * q( {+ Z2 [% @$ y& p1 m' K8 mTW/SD Tactical Warning and Space Defense. 0 n# b: I$ l. Y! WTWG Technical Working Group. / E5 Y0 ] k, x& j$ nTWS TOMAHAWK Weapons System (USN term). 2 m2 h* ?8 {0 f: T0 Y2 ATWT Traveling Wave Tube. : k' l7 |; e, D! gTWTA Traveling Wave Tube Amplifier. (Electronic Engineering term). TY Then Year (PPBS term). TY$M Then Year Dollars Millions. 9 T' D0 @0 C RType A - System Specification $ v; a$ N. O8 NStates all necessary requirements in terms of performance, including test provisions to assure that all requirements are achieved. Essential physical 0 m) I a! L- I. S3 _constraints are included. Type A specifications state the technical and mission & ]9 P' p0 N6 P" arequirements of the system as an entity. ; D2 Y& F; g K" G' e% AType B - Development Specification : l( C9 o1 `( }( `( `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 functional characteristics and the tests required to demonstrate achievement of ' W7 W3 R/ G4 a2 K8 F- r6 h# \5 S! |those characteristics. Type C - Product Specification - s5 f2 a+ m: e2 n0 b, x8 NProduct specifications are applicable to any item below the system level, and * Q- {* Y3 V$ ]- r+ D2 ?+ Dmay be oriented toward procurement of a product through specification of # ?7 `1 I; r: C" `$ Xprimarily function (performance) requirements or fabrication (detailed design) requirements. Type C specifications intended to be used for the procurement of items including computer programs. # e% }) {( p6 B. r* C. x8 }$ Z0 |' `, d, MTyphoon Class of Soviet ballistic missile submarines. ; ], X) B7 F0 d$ dTyping The act of recognizing objects by measuring a set of observables, computing a set of characteristics, and associating the characteristics with a specific class of objects (i.e., SS-18, SS-24). , E$ s- ^ `+ B) \MDA GLOSSARY, VER. 4.0 U 309 8 {! e3 q9 d* j* y! H% @U Uranium. ) R6 y" X+ H [' D' B4 \# Y+ CU&S Unified and Specified [commands] (pre-1996 term). # Q8 M2 E6 |' f5 K. \3 A, G: m6 zU.K (UK) United Kingdom. U.S. (US) United States. U.S. West U.S. West Incorporated. U.S.S.R. Union of Soviet Socialist Republics. UA User Assessment (NMD BMC3 term). UAE United Arab Emirates. UAV Unmanned Aerial Vehicle. UAV BPI Unmanned Aerial Vehicle-based Boost Phase Intercept. : O0 r `1 A) q1 t' e4 lUCAP UAV Combat Air Patrol. ( a. A3 N/ h4 E8 N* P( r- d0 M1 ]UCC Uniform Commercial Code (US legal term). 9 }! ?( b: D! [9 w* ]UCP Unified Command Plan. UD/ASD United Defense/Armaments Systems Division. UDMH Unsymmetrical Dimethylhydrazine (a liquid propellant rocket fuel). UDS Universal Documentation System. A standardized comprehensive tool for stating ) |7 `: b x! H8 I% ?# uand coordinating program requirements for testing MRTFB ranges, as well as the capabilities and plans of test ranges to support program requirements. It ' Q; q& h3 j6 E6 Z" P$ Gconsists of a series of six planning and execution documents: 10 are the 3 P& |. e U; v( @' ^0 P" p* Q1 \& |+ dProgram Introduction (PI) (also called the Program Introduction Document (PID)), 6 {! y4 A$ a& f2) Statement of Capability (SC), 3) Program Requirements Document (PRD), 4) 7 U N5 e- l+ K. K) v# `Operations Requirements (OR), 5) Program Support Plan (PSP), and 6) the # L0 M* m6 j0 m. w" YOperations Directive (OD). The UDS was developed and is regulated by the 7 ?- j4 b3 F: U; VRange Commanders Council (RCC).

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UE Unit Equipment. 2 H# {9 T2 X0 s. T: BUEME Unified Electro-Magnetic Effects. & @5 P8 W/ j5 [2 Z% f! e2 Q7 B yUEWR Upgrade Early Warning Radar. UF4 Uranium tetra fluoride. / p6 t) U0 E5 ]$ {, RUF6 Uranium hexafluoride. 5 O0 b! z5 ^- |5 LMDA GLOSSARY, VER. 4.0 U 8 n0 K, J+ m9 o8 g! h- c310 9 d; C0 _5 U6 K9 y9 ~- a7 y: eUFG User Focus Group. UFO UHF Follow-On [Satellite Communications System]. UFP Unit Flyaway Price. % @ s R; v# h# Z D4 i+ ]8 t+ V# pUGF Underground Facility. UGS Unattended Ground Sensors. 5 z1 v/ u: Z$ X. y/ R. S* N6 H: R( \$ }UGT Under Ground Test. ; h2 V+ N3 ]8 aUHF Ultra High Frequency. 9 G4 G+ x( ~7 D; t7 D; v5 iUIC Unit Identification Code. 1 b; T6 T; r; K# E8 Q! lUIN User Interaction Node. UKAS (1) UK Architecture Study (2) UK Associate Studies. UKEADTB UK Extended Air Defense Test Bed. UKTB United Kingdom Test Bed. ULCS Unit Level Circuit Switch (SINCGARS term). ULS Unit Level Switch. 4 G& q' m! X8 P8 D7 R' v# a- CULSA Ultra Low Sidebobe Antenna. + p) ?% Y! a% F3 qULTDS Unit Level Tactical Data Switch (SINCGARS term). Ultraviolet (UV) Electromagnetic radiation of wavelength between the shortest visible violet 8 K8 d9 \ T$ R- M. d" x1 k(about 3,850 Angstroms) and soft x-rays (about 100 Angstroms). UMD Unit Manning Document. 4 v7 N0 ^. _0 N4 \' i' S" N! U8 FUMMIPS Uniform Material Movement and Issue Priority System (ILS term). , I+ B" T3 p$ k5 B+ @2 R$ y* LUNAAF Unified Action Armed Forces. p& n# [, [* r: J% ~UNC United Nations Command. 9 V; \' s4 B7 U0 xUnconventional 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 and escape, subversion, sabotage, and other operations of a low visibility, 0 f/ o& b# j) I/ h: y3 h5 u* Vcovert, or clandestine nature. Unified Action Armed Forces , a; q) g2 r/ e4 KA publication setting forth the principles, doctrines, and functions governing the 8 I1 e! q6 e6 Z/ e& p; vactivities and performance of the Armed Forces of the United States when two or ( H& j2 b' T" H8 u& u1 p! Omore Services or elements thereof are acting together. Unified Command A command with a broad continuing mission under a single commander and composed of significant assigned components of two or more Services, and which is established and so designated by the President, through the Secretary . L4 B; K, H; m, [: M# G% \8 S9 Tof Defense with the advice and assistance of the Joint Chiefs of Staff. & O H0 B x. uMDA GLOSSARY, VER. 4.0 U 311 UNISYS UNISYS Corporation. United States Army Space Command (USARSPACE) The Army component command of USSPACECOM. Responsible for the Army E1 \% Q$ X6 B2 J7 Q' \8 gelements of the SDS system. Located in Colorado Springs, CO. _1 t$ ]- ?, U+ ?/ zUnited States 3 X8 R; @1 m* M2 o3 C5 W, l- rSpace Command 6 X, G7 w9 T4 _6 [* a$ {3 S3 f(USSPACECOM) / f8 ~1 _' P& v1 V. }The unified command responsible for planning and conducting ballistic missile : g1 e) _8 o4 h2 Fdefense. Located in Colorado Springs, CO. - N6 m. @ a" h7 iUnited States : @5 X+ |0 b* E; Z: ^Strategic / y( u( a$ c$ @: a" l+ |Command (USSTRATCOM) The DoD unified command responsible for carrying out directed nuclear and nonnuclear strategic air, intercontinental ballistic missile, and sea-launched ballistic missile offensive combat strikes. Located at Offutt AFB, NE. United States % s3 Y6 f) j; oTransportation $ z, e2 S+ l* ^: O7 w% H2 y- MCommand - j# ?5 b ~0 {5 g(USTRANSCOM) 2 W% d5 S/ X4 _. A/ }, QThe DoD unified command responsible for providing air, land, and sea transportation for the Department of Defense, both in time of peace and time of war. It is also responsible for providing airlift, sealift, surface transport, and terminal services, and commercial air, land, and sea transportation, including as needed to support the deployment, employment, and sustainment of U.S. forces . J; X% Y' H2 G9 W! pon a global basis, as directed by the Secretary of Defense. Located at Scott ) g! \1 t! J7 k% I7 DAFB, IL.

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Unk Unknown. Unresolved 1 H$ f- }' m& dObjects 6 k; f/ M% [! { BObjects so closely spaced with respect to the sensor focal plane as to be indistinguishable from a single object. UNSC United Nations Security Council. UnSecEnergy Under Secretary of Energy. . y+ A% w) w& U7 u/ {2 [UOC Usable on Code (ILS term). # J; f/ S$ v+ Z6 }: f9 S" |8 yUOES See User Operational Evaluation System. UPD Unconventional Passive Discrimination. UPS Uninterruptible Power Source. # P; m2 `+ R, q9 f; E9 eUQT Unit Qualification Training (ILS term). URIP University Research Initiative Support Program. . k4 ?* A: L: C) @ Z0 v" pURL Uniform Resource Locator (internet protocol term). - K2 {6 H9 a, d. K/ vURT Upgraded RTD. . i4 C+ }/ r; E. p6 z" j9 }& LUS/UK United States/United Kingdom. " M& O/ }4 R' E4 e7 G' dUSA (1) United States Army. (2) Under Secretary of the Army. USAADASCH U.S. Army Air Defense Artillery School. USAAE U.S. Army Acquisition Executive. MDA GLOSSARY, VER. 4.0 U 5 F z8 M3 G' j0 a312 USACE United States Army Corps of Engineers. 4 j5 w b/ g2 \# y: Q/ sUSACOM United States Atlantic Command, Norfolk, VA. ( W( L' O% O6 vUSAF United States Air Force. " B U- B. V- ?% e8 BUSAF/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; e) h# v" G3 \" mUSAF/OTEC U.S. Air Force Operational Test and Evaluation Center. 9 s% r, l% {, }0 Z5 j' cUSAF/SMC U.S. Air Fore Space and Missile Systems Center, Los Angeles AFB, CA. / T, w4 d Q3 q. I4 xUSAF/SSD U.S. Air Force/Space Systems Division; See USAF/AFMC/SMC. USAFE U.S. Air Forces in Europe. USAFLANT U.S. Air Force, U.S. Atlantic Command. " y$ x, ~$ p: P% J9 i9 W" nUSAKA U.S. Army Kwajalein Atoll. 8 ?; I: Q7 e1 v8 YUSAMICOM U.S. Army Missile Command, Redstone Arsenal, AL. USAMSIC See MSIC. USAMSAA U.S. Army Materiel Systems Analysis Activity. 1 P0 y" R& U/ r6 g8 l2 d/ T' N; rUSAOEC U.S. Army Operational Evaluation Command, Alexandria, VA. USAOTEC U.S. Army Operational Test and Evaluation Command. USARCENT 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. 7 l5 v7 y* K, }0 wUSARPAC 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 ' s0 C% r" J, A+ E4 b4 R* {6 H mUSATECOM U.S. Army Test and Evaluation Command. USATRADOC U.S. Army Training and Doctrine Command. + ?% v2 X. y- ~ l, c+ L2 RUSB Upgraded SBD. + H* F* Z6 {* L8 s5 q! n) \1 E9 PUSC U.S. Code. 1 w0 \- |8 H T6 s& L3 a) vUSCENTAF U.S. Central Command Air Forces. MDA GLOSSARY, VER. 4.0 U 9 g2 \& e" u+ l! B313 USCENTCOM United States Central Command, MacDill AFB, FL. 9 h$ C2 N5 T0 r. @" y, XUSCG United States Coast Guard. USCINCCENT Commander in Chief, U.S. Central Command. l! C6 d4 @% W. N7 X- ^! U/ {USCINCEUR U.S. Commander in Chief, Europe. 5 V. S/ S0 o9 D; }8 Y0 \6 cUSCINCLANT Commander-in-Chief, U.S. Atlantic Command. USCINCPAC Commander-in-Chief, U.S. Pacific Command. . h" {1 T+ J* b7 K; }9 R5 U( mUSCINCSPACE Commander-in-Chief, U.S. Space Command. 4 d# y/ W4 R! ~8 C% F4 wUSCINCTRANS Commander in Chief, U.S. Transportation Command. 5 n8 H3 F8 Z$ ~; n8 dUSCS U.S. Customs Services. USD Under Secretary of Defense. " _$ S8 L/ z# ]( q R+ U8 [USD(A&T) Undersecretary of Defense (Acquisition and Technology). USD(A) OBSOLETE. Under Secretary of Defense (Acquisition.). 3 `7 a) l# P+ Z$ W ^1 N2 y9 e, qUSD(A)/STNF Under Secretary of Defense, Acquisition, Strategic and Tactical Nuclear Forces. USD(P) Under Secretary of Defense for Policy. ) `8 q8 \* s! XUSDA United States Department of Agriculture. USDAO U.S. Defense Attaché Office. 7 N% B) E. w0 ^& Q2 mUSDELMC U.S. Delegation to the NATO Military Committee. - a6 }$ [$ N) NUSDR&E Under Secretary of Defense for Research and Engineering. D9 A* G3 E' v% G1 I( vUser Friendly Primarily a term used in automatic data processing (ADP); it connotes a machine 9 k1 L( a+ [ x" n& d9 O(hardware) or program (software) that is compatible with a person's ability to operate it successfully and easily. + J8 y) g: C6 xUser Operational . L5 U8 m* v7 F* Y% VEvaluation / K. @: d a( E9 Z/ kSystem (UOES) 6 l/ ~5 L# a+ G5 h1 U# K+ G1 k- b& h3 gPrototypical system developed and tested as part of the early phases of the ; w7 B( z( ^5 Adevelopment 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. - |- M. O3 V. v/ ^3 ^6 I, n2 I* @USEUCOM United States European Command, Stuttgart-Vaihingen, Germany. 5 p6 m( L* l- U1 j. _USFJ U.S. Forces Japan. 3 D1 @8 c. o. E- V: ^/ R0 U$ q* nUSFK U.S. Forces Korea. + r6 o, t) D S& uUSFK/CFC CSFK Combined Forces Command. ( F, t) D A( _9 z: _ v$ ]' D' c; BUSG U.S. Government. * i4 ~4 t$ S% C" {6 LUSIA United States Information Agency.

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MDA GLOSSARY, VER. 4.0 U 314 USLANTCOM United States Atlantic Command (Now see USACOM). USLANTFLT U.S. Atlantic Fleet. USMAR- 6 b8 L6 Z/ ?7 r7 \" u k" Z0 T5 m. `1 yFORCENT U.S. Marine Component, U.S. Central Command. USMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command. + D7 L' J0 R6 l) f" B" aUSMAR-FORPAC U.S. Marine Component, U.S. Pacific Command. 8 y) N. c2 h( K% d. M' Y8 uUSMC United States Marine Corps. USMCR United States Marine Corps Reserve. ' E5 }. Q& q S$ i4 r. _USMILREP U.S. Military Representative. USN United States Navy. USNAVCENT U.S. Naval Forces, U.S. Central Command. - K6 H, G- A0 m3 P% i& OUSNAVEUR U.S. Naval Forces, U.S. European Command. 9 N) w' o, {4 YUSNIP U.S. Naval Institute Proceedings. ! G2 T, r5 g8 o7 b) |USNO U.S. Naval Observatory. USNPGS U.S. Naval Post-Graduate School. USPACAF U.S. Air Forces, U.S. Pacific Command. USPACFLT US Pacific Fleet. USPACOM United States Pacific Command, Pearl Harbor, HI. ( h/ c. T! |/ Z1 ], `USREPMC U.S. Representative to the Military Committee (NATO). USSC United States Space Command. USSOCOM United States Special Operations Command, Tampa, FL. 7 ^8 L, ~% U! C& S9 {USSOUTHCOM United States Southern Command, Panama Canal Zone, Panama. ) G1 M% T H+ V& K3 Y) Y/ r* ]% bUSSPACECOM See United States Space Command. , U9 Z' @& @0 ?* I' e, U( q% t0 YUSSS United States Secret Service. , F6 C; q) v* }USSTRATCOM See United States Strategic Command. USTA United States Telephone Association. USTRANSCOM See United States Transportation Command. 0 a2 }1 v h% w+ _% iUT Universal Time. UTC Unit Type Code. MDA GLOSSARY, VER. 4.0 U 4 M$ o8 k3 X6 [315 8 t: k8 F- W8 z9 r. \; pUTM Universal Transverse Mercator. 0 h' v0 q' ?% Q& r0 k& _8 RUTTMDS Upper Tier Theater Missile Defense System. See THAAD System. UUT Unit Under Test (ILS term). UV Ultraviolet. UV Electro- Optics z n4 X% N* s! d6 k4 Z) a FTechnologies/techniques employed by optical sensors in the wavelength $ Y9 X5 J$ ?7 Vspectrum shorter than visible (e.g., less than 4,000 A). UVPI Ultraviolet Plume Instrument. : D1 q, U3 w& }/ q8 EUW Unconventional Warfare. MDA GLOSSARY, VER. 4.0 V 316 / D8 [- z: v3 {V Volt. : S( v2 u/ ~# Z3 ^ X' w, M& f1 \V&H Vulnerability and Hardening. V&V Verification and Validation. (See Verification, Validation, and IV&V.) V/STOL Vertical Short Takeoff and Landing [aircraft]. 7 L) g/ B1 z% ?- tVAFB Vandenberg Air Force Base, CA. Validation Confirmation that the processes and outputs from a test resource parallel real 6 d; e! x; `: O# Q- q0 E" wworld processes and are realistically sensitive to change in the environment, % t' E2 w3 {, [tactical situation, system design, tactics, and threat. VAMOSC Visibility and Management of O&S Costs. . X/ A5 d0 s( C8 ]! i: f0 Q; X% VVAR Visitor Access Request. Variability The manner in which the probability of damage to a specific target decreases 9 M/ a" P# L1 K; p1 I' qwith the distance from ground zero; or, in damage assessment, a mathematical P% W9 @( N- G" h8 y' H* Z/ ffactor introduced to average the effects of orientation, minor shielding, and % w; ^( q, F1 R$ ?8 z4 @uncertainty of target response to the effects considered. VBO Vertical Burn-Out (velocity). ; f0 B. P3 _6 j' J0 d0 p% `VCC Voice Communications Circuit. 6 P$ l6 U' c: ^( G7 BVCRM Verification Cross Reference Matrix. ; B' n8 t' r+ ]& Q' M9 W: g% FVCS Voice Communications System. VDC Volts Direct Current. VDD Version Description Document. VDU Visual Display Unit. 5 S/ U: A( ]1 h2 A: w1 UVE Value Engineering. VECP Value Engineering Change Proposal. ' H# p/ T, }/ a( yVerification (1) Confirmation that all data inputs, logic, calculations and engineering h9 `; |( ~3 x) arepresentations of a T&E resource accurately portray the characteristics, 8 n2 u, ]* C( G6 a9 k0 Z$ vcalculations, logic, and interactions of the system under evaluation. (2) The process of evaluating a system or component during or at the end of the development process to determine whether it satisfies specified 6 S5 h) q: T, p# Q$ G2 yrequirements. VESA Video Electronics Standards Association. p" m+ M3 c7 }: |" i3 EVFR Visual Flight Rules. 2 ]: ~0 o' x% [VGA Video Graphics Array (Telecomm/Computer term). VHF Very High Frequency. / j. G" e9 z O/ B1 j& d: `8 a+ V. g1 nVHSIC Very High Speed Integrated Circuit. 5 h7 Y4 P! x! \0 C# V: HMDA GLOSSARY, VER. 4.0 V 317 VIDS Vehicle Integrated Defense Software (USA term). VIGILANTE Viewing Image/Gimbaled Instrumentation Lab-Analog Neural Three-D % \* @4 \2 Z: [! C2 W$ l. vExperiment. VIGILANTE involves building a small computer (ANTE) offering 1/12 Operation Per Second (OPS), using a mixture of experimental three-dimensional : |$ N8 h# o8 E4 U1 q3 Kcircuitry and commercial components. Project also demonstrates VIRGIL, a gimbaled airborne sensor with visible, experimental UV and quantum-well IR : l% o9 ]9 M- X- j ?1 {cameras capable of tracking targets that can be detected, identified, and X [; W1 k% U- j5 mprecision-tracked with the ANTE processor. VIM Vibration Isolation Module. VINSON Encrypted Ultra High Frequency Communications System. VIS Visible. . j o8 I& n! ~VIS/UV Visible/Ultraviolet. Visibility Range $ b; D) Z! M( w(or Visibility) ( X6 W) u& N q! mThe horizontal distance (in kilometers or miles) at which a large dark object can ! ^* G' r3 q/ ^7 Djust be seen against the horizon’s sky in daylight. The visibility is related to the : R0 K2 \' ]1 s' i1 \% Iclarity of the atmosphere ranging from 170 miles (280 kilometers) for an ) D& e- b/ x: I* e# y& e! p" [$ hexceptionally clear atmosphere to 0.6 mile (1.0 kilometer) or less for dense haze ( ]# x6 K. M1 S, u! j4 jor fog. The visibility on an average clear day is taken to be 12 miles (19 2 t; k# w3 _! n6 v7 S/ e% Lkilometers). Visible Electro- + w- c2 G8 u: `# E; @8 E; M0 `Optics / {" ~' f6 F0 P! `8 O9 h cTechnologies/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. : T, N/ {- T7 B8 k( {$ O9 ~VLOS Vertical Line of Sight.

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VLS Vertical Launch System. ; [9 n' \. i wVLSI Very Large Scale Integration. ( a5 O3 L% B& ~' c0 T; d, t* V7 J2 ~VLSIC VLSI Circuits. VLWIR Very Long Wavelength Infrared. + C2 \# J4 }+ WVME Versa Modular European [standards]. / i, J) V# o+ T. m, X2 e6 FVMF Variable Message Format (Telecomm term). VOX Voice Actuation. 3 K5 k& t! l0 F9 G6 vVRI Vanguard Research, Inc., Fairfax, VA. VTC Video Teleconference. VTOL Vertical Takeoff and Landing [aircraft]. VTOL-UAV Vertical Takeoff and Landing Unmanned Aerial Vehicle. VUE Visible Light/Ultraviolet Experiment. / D2 O4 |/ @! X& l& s. v, [7 t- |MDA GLOSSARY, VER. 4.0 V 5 y4 D5 T5 D0 `! s& s* B318 Vulcan UK bomber. 6 @! I0 o) X9 D6 ]' UVV&A Verification, Validation, and Accreditation. VVER Pressurized water type nuclear power reactor. 7 f. }" y( z& e$ M c. v( LVVIRF Verification and Validation Information Request Form. MDA GLOSSARY, VER. 4.0 W ) [; A7 F/ }# Y' S0 t: s2 y3 a319 9 B3 T+ \9 R2 W5 \W/ With. 2 ^+ Y( |. n; R6 c* q3 y" U" Dw/o Without. : s7 D! O$ |( r: AW/TD Warning/Threat Detection. 9 S, c$ @# R2 }% OWAA Wide Aperture Array. WALEX Warfare Analysis Laboratory Exercise. + }2 @( E! n: i6 aWAM (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. # k* X! F# S, M$ @ bWar 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 . b' Y( A- R9 ror assumed real life situation. Wargame 2000 Title of MDA program for development of a state-of-the-art simulation tool at the JNTF for use in CONOPS validation, missile defense program design verification, 6 c( ~" U \! e Z9 ^7 dvalidation and accreditation, and support CinC/Allied wargames and 5 C! \! }5 w. F5 _3 rassessments. ' @2 G8 ^2 \6 J5 G, `. F3 g; kWarhead A weapon, usually thermonuclear, contained as the payload of a missile. Warhead Mating The act of attaching a warhead section to a rocket or missile body, torpedo, airframe, motor, or guidance section. Warhead Section A completely assembled warhead including appropriate skin sections and related ! q% J1 w+ S W8 N: v. u) ycomponents. 1 d6 d1 T# _1 k$ s9 [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). 9 v+ N% j' g/ z5 i* J, @WARSIM 2000 Warfighter Simulation 2000 (US Army term). Wartime Reserve Modes (WARM) Characteristics and operating procedures of sensor, communications, navigation ( N& G* @/ m+ W0 baids, threat recognition, weapons, and countermeasures systems that (1) will * K; o5 I) K3 w: fcontribute to military effectiveness if unknown to or misunderstood by opposing commanders before they are used, but (2) could be exploited or neutralized if known in advance. Wartime reserve modes are deliberately held in reserve for wartime or emergency use and seldom, if ever, applied or intercepted prior to 3 J) l2 n9 A) W, A+ g4 K0 Tsuch use. WAS Wide Area Sensor. 3 P6 l: D! {* jWASP Wide-body Airborne Surveillance Platform. A modified DC-10. MDA GLOSSARY, VER. 4.0 W % S& m/ ?5 B3 T: a4 M% m# H320 / W2 }$ u/ X1 {$ C- V2 CWASHDC Washington, District of Columbia. Wastage (Max) The maximum number of defense weapons which, when used, will be ineffective in contributing to the defeat of the offense. Watch Condition (WATCHCON) Series of readiness conditions used by the intelligence community to alert staffs to watchfulness without raising DEFCON. $ }4 T* `/ l: u/ G& e! \# l, sWATS Wide Area Telephone System. WAVE Wideband Angular Vibration Experiment. Wavelength The distance between two points having the same phase in two consecutive $ m. L5 {4 |0 @cycles of a periodic wave, along a line in the direction of propagation. WB Wideband. 3 w: [" L, @$ e0 Q' @! K0 \% lWBM Weapons Battle Manager(s). # d6 r. v8 j) A1 D3 Y! m: wWBS See Work Breakdown Structure. WCC (1) See Wing Control Center. (2) Weapons Control Computer. 2 A0 m' p. J( T1 I1 p; mWCG Workstation Computer Graphics (Computer term). WCP (1) Weapon Control Processor. (2) Weapon Control Platform. / \3 t4 Q( ~% \+ [0 ^WCS Weapons Control System. 4 q8 {% E2 K0 L8 _% p% f# LWDM Wavelength Division Multiplexon. Weapon Enabling The set of control functions without which defense weapons cannot be launched.