航空缩略语词典

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MDA GLOSSARY, VER. 4.0 T 298 Theater Missile 1 r, S' J6 r, N% ~" u6 D0 ~Defense Council / K; m' r0 f1 _! k* t7 V& Z(TMDC) ( `( p ? N3 s9 p" G I6 } RA 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 each applicable Service Program Executive Officer, and TMD Executive Agents and Program Managers. Theater High # C! g% I: X9 ^/ Z5 k& M* hAltitude Area , u2 k1 v6 q0 q- ~Defense System 5 [) z+ }! u4 M$ E: B(THAAD) A ground-based, air transportable interceptor system that will provide wide area defense capability by intercepting longer-range missiles at higher altitudes and at greater distances. Will provide an overlay or upper tier to point defenses such as ( A3 C$ E4 C, L3 tPATRIOT. 5 _+ L3 g* \- e3 r; MTheater Missile 0 M! J' o& e7 b) }6 K8 s: b4 p" a* O(TM) ( K! Q9 Z; j& [1 C% L9 y* ^/ VA 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 + M v! V5 W: ]2 \7 a V* Rof attacking targets in a theater. , ^! h( K# \2 L2 ~8 p& w: eTheater Missile Defense (TMD) 8 p" D: F5 Z* ~) B; DOBSOLETE. The strategies and tactics employed to defend a geographical area - u% \; ]4 |7 G& W0 Y+ E+ @outside the continental United States against attack from short-range, + v1 A* i' x" T+ `6 }6 zintermediate-range, or medium-range ballistic missiles. z6 X: o9 |. t6 H' o% v4 }$ jTheater Missile : h8 R4 E# u- A/ K$ yDefense Ground- Based Radar 9 l ?' C( A! B& O0 O, ?(TMD-GBR) A ground-based, air transportable sensor that provides search, tracking and discrimination capabilities for the THAAD interceptor system. Also referred to as : K( l2 S; H' Y" uTHAAD Radar. 2 m& h3 ?+ w' ]8 WTheater Missile ' C% f8 B, Z$ A4 W: H) qDefense Initiative T& i" o6 x8 d(TMDI) An initiative under which all DoD theater and tactical missile defense activities are carried out. Section 231 of the National Defense Act for Fiscal Year 1993 1 k( x7 \- C* {% }8 I(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 . V# h4 n E4 Ythermal energy received per unit area at a specified distance is generally , [' s' c9 d% t0 S9 ^# i) h4 Z0 n4 eexpressed in terms of calories per square centimeter. Thermal Imagery Imagery produced by sensing and recording the thermal energy emitted or & e0 E# u& y6 f# wreflected from the objects, which are imaged. " }* J5 P% r, bThermal Kill The destruction of a target by heating it, using directed energy, to the degree that structural components fail. ( S: ]) b- q, w+ n$ _# ]: U8 ?# fThermal Management 7 F, D, H ~7 I" a, J: u# _1 eTechnologies/techniques associated with the control and management of 9 D' f* Y! e$ p! i" E6 D; ^$ ~ [ ?. qthermal energy, its generation, dissipation, and recovery. " w! c0 f+ g2 ^- C5 q$ SThermal Radiation Electromagnetic radiation emitted (in two pulses from a nuclear air burst) from the fireball as a consequence of its very high temperature; it consists essentially of + s; e* _0 D6 u0 Y x2 d) D' aultraviolet, 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 $ q. q3 ~( P9 e0 o" v2 ntemperature; it also is referred to as the primary thermal radiation. It is the + `. Z4 }2 p$ s: Rabsorption of this radiation by the ambient medium, accompanied by an increase in temperature, which results in the formation of the fireball (or other heated region) which then emits thermal radiation. (See X-Rays.) ' j, d1 v: k( w3 AMDA GLOSSARY, VER. 4.0 T 6 T- P q; h" _, j299 W/ E% C$ d8 N# m" U p3 OThermosphere The atmospheric shell extending from the top of the mesosphere to outer space; / V4 N3 Z N& O3 m( N; {8 ~ lit 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. Threat Characterization 8 ]* g4 Y1 T1 }$ d* i6 q, CAn assessment of the nature, magnitude and intent of an attack in progress. Threat Corridor (Threat Tube) A tube containing all the objects originating from launch sites and aimed at h0 V0 \. f! s" l) ^targets whose spacing is close enough to permit the tube around the object trajectories to be represented by a single trajectory in battle management . z# r- E, {+ M( l3 p; C8 X0 ?computation. " C9 R8 |/ @( r7 C: X9 S" D) S& CThreat Scenario A hypothetical example of the employment of threat systems against ballistic 3 \3 B2 @& Z5 f- B6 jmissile 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 ; L3 m, Q8 j! l* @value (threshold) required to satisfy the mission need and a performance ( Z7 N( s7 e3 y% e |9 H1 ?objective. ' @( v1 Z% ?% C( Y$ _7 ?Threshold Defense A defense strategy that concedes that the target can be destroyed at a price ) I) B% O" ]2 Vthat is not prohibitive, but the presence of the defense is thought to require the # ]9 O) h9 j' ?& G- x4 n+ Yoffense to mount a relatively large and complex attack. Throw Weight All weight in an interceptor, above the sustainer, which serves as the kill vehicle. $ i; k+ ]" K. vThrusted Replicas (TREPS) 7 S d) Q" A# d5 N6 [/ HConical decoys equipped with a miniature rocket device. Generally used to - z# S$ R! S% W+ uchange the decoy’s optical signature to resemble that of an RV in the reentry phase. 9 i' d4 o& R* T. S) qTI (1) Technical Instruction. (2) Technology Insertion. TIARA Tactical Intelligence and Related Activities. TIBS (1) Theater Information Broadcast Service. ; i0 J U9 A1 i4 D6 w1 s8 r7 ^(2) Tactical Information Broadcast System. , |' e% [+ Q- c0 a0 o1 G1 G" L/ t+ ](3) Theater Intelligence Broadcast System. 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 v8 c( v! m' o6 U+ W! n(e.g., boost phase). 9 l0 G G) n/ S9 TTiered Defenses The use of defensive systems at different phases of the missile trajectory. $ ?2 C, Q& k2 f0 O2 ATIES Technology Integration Equipment System. 2 ^- s% q* W4 R- G! N+ X# [TIIAP Telecommunications and Information Infrastructure Assistance Program. 0 E. w: g5 i7 B$ n0 jTIL Technical Insertion Laboratory. 2 s! p! t8 g \% d) Q8 FTIM Technical Interchange Meeting. 8 x0 H. v1 d6 ^MDA GLOSSARY, VER. 4.0 T 300 Time-Phased Force and A! j3 w1 c/ g3 ~Deployment List Appendix 1 to Annex A of the operation plan. It identifies types and/or actual units required to support the operation plan and indicates origin and ports of debarkation or ocean area. Time of Flight (Max) The maximum time for a booster or vehicle to perform its function from time of launch. Time on Station The time the sensor is in its operating position. , h/ P$ h2 k3 K+ Q- {Time Sensitive Targets Those target requiring immediate response because they pose (or will soon pose) a clear and present danger to friendly forces or are highly lucrative, & \) Y! L3 O5 C8 ~& gfleeting targets of opportunity.

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Time to Station The time required to move a sensor to its operating position. ( `6 i+ C- b1 c2 f9 LTIMS Training Integration Management System (USAF term). TIN Theater Intelligence Networks. TIP TOPAZ International Program. $ j+ h0 y8 S1 a& @TIR OBSOLETE. Terminal Imaging Radar. (Predecessor to Ground-Based Radar / v6 T9 k1 S& V0 CTerminal (GBRT).) TIRS Telemetry, Instrumentation and Range Safety TIS (1) Trusted Information Systems, Inc. (2) Technical Information System. Titan USICBM. - J4 j/ S5 M0 ^4 Z8 E5 `8 f3 m- S+ ITIU TIBS/Tactical Interface Unit. / r8 ^3 P I8 L, V8 \' a; ?TIWG Test Integration Working Group. (U.S. Army) TL Team Leader. / G v* x: O9 s7 z$ E0 VTLA Time Line Analysis. m; V8 A$ n* \! H- P4 w) u1 XTLAM Theater land Attack Missile. 5 ?7 x. J; m) F" d4 n* dTLAM/D TLAN [with submunition] Dispenser (Navy term). / V- B3 C- a$ pTLDD Top Level Design Document. TLV Target Launch Vehicle. TLX Teletype. 2 [9 F& j4 N9 d/ L t0 j1 {& z7 XTM (1) See Theater Missile. (2) Technical Manual. (3) Tactical Missile (US Army / a: U* X: W7 j5 Dterm). TMCC Test Monitor and Control Center. TMD See Theater Missile Defense. * S/ h9 _2 o% @( }TMD C2 Theater Missile Defense Command and Control. MDA GLOSSARY, VER. 4.0 T . O) O! ]3 W; y1 w/ x9 J301 + w; _8 s9 A' dTMD C 3 I Those assets that provide connectivity between and among Theater Ballistic * `; h" w! ^0 F% [5 m* k) ?' y3 @Missile Defense forces. TMD ESM Theater Missile Defense Existing System(s) Modification (MDA term). TMD GBR See Theater Missile Defense Ground Based Radar (THAAD Radar). TMD IA Theater Missile Interoperability Architecture. % D' j4 ^% o N; c( P4 ITMD ITP TMD Integrated Test Plan. TMDAS Theater Missile Defense Architecture Study. : s! r& s0 w# M3 }* TTMDC Theater Missile Defense Council. d7 V C5 o4 I& ]1 U5 hTMDE Test Measurement and Diagnostic Equipment (ILS term). TMDI See Theater Missile Defense Initiative. ; d) f' u# A+ w0 z; R) r! ~TMDSE Theater Missile Defense System Exerciser. TMMM TOMAHAWK Multi-Mission Missile. TMP Technical Manual Plan (ILS term). TMPCU Tomahawk Theater Mission Planning Center Upgrade. TN (1) Terrestrial Network (C2E term). (2) Thermonuclear. - M! B( w6 Z! y- J7 q' r9 z$ v* NTNF Theater Nuclear Forces [Treaty term]. TNT Trinitrotoluene. TNW Theater Nuclear Weapon. ! G& q8 c" d8 B$ d6 W& }TO (1) Task Order. (2) Technical Order. & G& J' w, m3 j8 K+ RTOA Total Obligation Authority. / J; |1 \& b, ?, DTOAM Tactical Air Operations Module. & o3 T- P8 U6 B1 J5 G4 Q: ITOC Tactical Operations Center. TOE Table of Organization and Equipment. TOF Time of Flight. TOI Track of Interest. TOIA Task Order Impact Analysis. Tolerance The ability of a system to provide continuity of operation under various abnormal conditions. - u: h" t0 C V8 B! @! G0 VTOM See Target Object Map.

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Tomahawk US ground launched cruise missile. MDA GLOSSARY, VER. 4.0 T 302 TOMD Task Radar Management Details. ; X" ?* E8 d* o( h4 z; ] C2 J! UTOMP Task Order Management Plan. TOMS Total Ozone Mapping Spectrometer (NASA term). TOO Target of Opportunity. TOOL Target of Opportunity Launch. TOP Task Order Plan. Top-Down Pertaining to an approach that starts with the highest-level component of a hierarchy and proceeds through progressively lower levels; for example, topdown design, top-down programming, top-down testing. Contrast with bottomup. 8 d3 g8 R( m% B% STop-Down ' L* ^3 D, S- t' zDesign The process of designing a system by identifying its major components, * A" z6 f( r! f) R, Y I4 k& B" kdecomposing them into their lower level components, and iterating until the + g$ d, w4 r& v9 N0 S) X- m Adesired level of detail is achieved. Top-Down F: A- W, G+ R# ` KTesting The process of checking out hierarchically organized programs, progressively, from top to bottom, using simulation of lower level components. 0 B1 Z' k0 L% _% Y! }% P1 k" WTOPAZ A project to demonstrate the transfer of Russian thermionic space nuclear power technology to U.S. BMD applications. TOR Terms of Reference. ' |' e9 J1 ]: `) FTOS (1) Tactical Operations Shelter (Station). (2) Task Order Status. TOT Time on Target Total Obligation Authority (TOA) 5 h v$ V: `) o- J( ~1 JA DoD financial term, which expresses the value of the direct program for a given fiscal year. Total Quality Management (TQM) $ `, J3 Z3 n# k! ] uA management philosophy committed to a focus on continuous improvement to ! g. {* Z e. g# v) ^8 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 0 }9 g& p6 J; xpossessed by a chemical substance not of biological origin. TP (1) Telenet Protocol (Telecomm/Computer term). (2) Test Program. " |% Y7 K |' T9 m" iTPALS Theater Protection Against Limited Strikes. TPBM Terminal Phase Battle Manager. TPD Mobile Tactical Radar (US). # T$ a5 l+ U3 H6 i$ h' S! Y) q7 C# r: wTPDR Total Processing Data Rate (TelComm/Computer term). MDA GLOSSARY, VER. 4.0 T ' ~6 [' o# b' m303 9 v; w3 T" X# w. S- HTPEC THAAD Performance Evaluation Center. 4 C' W' V1 u% S6 r% GTPEM Technology Program Element Manager (SDIO/MDA term). ) \# a9 k" S9 s G( R" rTPFDD Time-Phased Force Deployment Data. TPFDDL Time-Phased Force Deployment Data List. 6 l+ z7 g" O0 c! M3 k# tTPFDL Time-Phased Force Deployment List. TPM Technical Performance Measurement. TPMT Total Preventative Maintenance Time (ILS term). . y) m! _/ H0 H' t) A' q/ y' ZTPO (1) Test Planning Organization. (2) THAAD Program Office TPP Test Procedure Plan. / h- t7 }8 n5 ZTPR (1) Terminal Phase Radar. (2) Trained Personnel Requirements. (3) Target Performance Report. # N! h8 n9 m5 F9 m" W! L' C/ rTPS Thermal Protection System. ' i6 w5 H0 Z4 X0 h# b( h9 Q" wTPT Theater Planning Tool. 4 T* S: w: v5 @. }2 U; B3 HTPWG Test Planning Working Group. (U.S. Air Force) B9 Z3 S, e! @, v% BTQM Total Quality Management. Traceability (1) The characteristic of software systems or designs or architectures or domain models that identifies and documents the derivation path : Y* y O4 l: l1 v$ v o(upward) and allocation/flowdown path (downward) of requirements and / I& b: W& @& w$ g) tconstraints. " n/ t: l$ X6 d0 i(2) The degree to which a relationship can be established between two or 8 @9 R% c5 z' Cmore products having a predecessor-successor or master-subordinate 6 K3 L8 R n2 r8 p* O, ]relationship to one another.

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Track (1) A series of related contacts displayed on a plotting board. / o5 j7 o9 J/ z/ G: K% F9 r(2) To display or record the successive positions of a moving object. ' `! k" ?) o+ P( b }" P" g1 t(3) To lock onto a point of radiation and obtain guidance from. 5 L5 J* a$ z, x! @0 Y(4) To keep a gun properly aimed, or to point continuously a target locating 1 @ @1 M! U% W, Kinstrument at a moving target. (5) The actual path of an aircraft above, or a ship on, the surface of the earth. Track Assessment - O1 M* F2 V; {5 dThe Track Assessment looks for anomalies in an object’s track data. An anomaly in the track may indicate a hit. & J; q& V# d s' h# eTrack, Birth to ; h7 Z$ Z0 q* d3 SDeath The maintenance of an associated track through all phases of flight (i.e., boost 0 E, r* l* F) L0 J( Wto reentry). Track Correlation The combining of track information for identification purposes, using all available ; s, x+ m& t8 c' [7 ~, Xdata. ) B9 \- m* o5 c- ZTrack 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). MDA GLOSSARY, VER. 4.0 T / y0 I& y' S$ P$ m3 k304 Track File A target’s stated estimate, confidence, covariance matrix, and associated LOS ! u$ L, b. j" `& }+ e/ g/ C9 |measurements with irradiances with confidence of association; or some subset of 9 O6 D$ E! o9 b& x0 qthe above. Track File-Track / Z; z$ N! _6 O2 u _History A set of individual track reports on a particular object, which taken together * P0 n8 }' j' |+ A1 N9 K6 Mproduce 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 . F1 \- n" s" ythree-step process of data association, track initialization, and track improvement ! h9 x% E- {6 q, Q& jby filtering. " d7 o$ G8 _6 S! u" {Tracking The act of generating and maintaining a time history of an object's position and 2 J. k: T. N1 [; `) e5 e/ Pany other features of interest. ) w; B m4 N2 i( s CTracking and 7 w8 u; K/ K4 U* C1 H: {0 U+ RPointing Once a target is detected, it must be followed or “tracked”. When the target is successfully tracked, a weapon is “pointed” at the target. Tracking and pointing * ?5 c {9 H) d; J9 kare frequently integrated operations. Tracking Range 0 ?* C1 x* O9 P/ {6 ^(Max) The maximum line of sight distance at which a sensor can maintain track of an object. 4 W, G7 q: @ _7 CTrack Initiation The formation of the first or initial estimate for a sensor system of the state vector of an object. The process typically requires observation from a number of frames. Track Production Area ! P& A( t% z6 c x$ z( d5 j( _An area in which tracks are produced by one radar station. 6 s3 a) C+ c Q5 JTrack Symbology Symbols used to display tracks on a data console or other display device. 0 x3 H- M/ P+ g+ e3 R" X! F4 MTrack Telling The process of communicating air surveillance and tactical data information between command and control systems or between facilities within the systems. 4 O- i' F1 @, O4 YTelling may be classified into the following types: back tell; cross tell; forward tell; * d; b! I3 f3 m0 P( `8 j ] c+ I) `lateral 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 Maximum 9 L' k' S- z( B) Z4 a8 rThe maximum number of objects per unit time which the sensor system can maintain track files. Traffic 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 " \( k d0 @1 e" }4 I) Q: u: G+ Freentry. ' j+ s' Y3 Z- t4 V: B; wTrajectory The curve described by an object moving through space. 6 w6 D6 G9 f* L+ tTrajectory Histories Trajectory information on targets recorded over a period of time. TRAK A data base management system (not an acronym). Trans-Attack Period from first tactical indication of attack until termination started, i.e., postattack. MDA GLOSSARY, VER. 4.0 T 2 X) e$ j1 Z. [9 G305 TRANSCOM [U.S.] Transportation Command, Scott AFB, IL. TRANSEC Transmission Security. Transition The period in which the world strategic balance would shift from offensedominance to defense-dominance. Transition to # w; v4 o$ Q# B; VProduction A risk reduction process during which the program shifts (passes) from development to production. It is not an exact point, but is described as a process consisting of disciplined engineering and logistics management to ensure the system is ready for manufacture. (See DoD 4245.7-M.) Transmission + r1 O& }$ \; Q7 uSecurity (TRANSEC) 0 Z6 R# h. ?# `( jThat component of security, which results from all measures, designed to protect ( @, V0 E: q: j7 b E+ }6 kcommunications 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 6 A- R+ W i, A4 \) [speed of the fluid is subsonic in some places and supersonic in others. This is 6 q2 j/ n4 h" U' J9 P; K/ sencountered when passing from subsonic to supersonic speeds and vice versa. Transponder A receiver-transmitter that will generate a reply signal upon proper interrogation. 1 j- P) M8 v' o8 t/ uTRAP Tactical Receiver and Related Applications. % N) w- e+ o0 e$ ~: Z0 @ TTrap Door A hidden software or hardware mechanism that permits system security mechanisms to be circumvented. + h; Y: C( _1 C- b' a$ |( m- @2 u# lTraveling Wave 9 u! [+ x3 v7 L$ `) I3 D, T2 D7 F- O, ITube (TWT) + b v' h* K3 PAn electronic tube in which a stream of electrons interact continuously or repeatedly with a guided electromagnetic wave moving substantially in ; |; \4 ]7 Y0 B8 ^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 ; Q- ?1 I) e& V5 P ?9 f5 F) p3 ^the microwave region. Traverse (1) To turn a weapon to the right or left on its mount. - x( K0 E$ C& \, {0 Z" R6 Y: v(2) A method of surveying in which lengths and directions of lines between 3 c' \& w; T) i$ u+ }4 m1 `points on the earth are obtained by or from field measurements, and used in determining positions of the points. $ g, W5 f3 V+ ]& C. X4 uTraverse Level That vertical displacement above low-level air defense systems, expressed both 5 `2 ]. X9 S! P6 Y E! Xas a height and altitude, at which aircraft can cross the area. TRB Tactical Review Board. 9 _9 z( @: O4 ^$ U9 h6 DTRD Technical Requirements Document. / l; k6 w6 w* A- W4 S! e. ^TRE Tactical Receive Equipment. TREA Transmit/Receive Element Array (THAAD). 1 `+ ~8 i8 y5 _ jTREE Transient Radiation Effects on Electronics. o3 D% u% X3 {" m* pTREM Total Radiation Environment Model. TREPS See Thrusted Replicas. TRESIM Tactical Receive Equipment Simulator. MDA GLOSSARY, VER. 4.0 T 306 ) b. ^+ d8 e' o5 ?. |+ J7 }TRG Threat Reference Guide. 7 \$ G* F4 g$ m3 Y4 B$ @( OTRI-TAC Tri-Service Tactical Digital Communications System. TRIDENT Class of US ballistic missile submarines (USN term). 5 p) W; ^8 O7 g2 D1 VTRIDENT I (C-4) US SLBM (USN term). TRIDENT II (D-5) US SLBM (USN term). 3 x; C2 P4 G$ Q) U' [TRIM Toxic Reduction Investment and Management. " ^4 z. K! Q6 G( nTRM Technical Reference Model. 0 G! T8 U3 N2 x& R# @1 E3 gTRMP Test Resources Management Plan. 8 D% }' G: ]; K! B7 c2 kTRN (1) Task Requirements Notice. (2) Test Requirements Notification. Trojan Horse A computer program with an apparently or actually useful function that contains 4 x8 O* Z* j& madditional (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 : h8 O7 L; E) s I# f) satmosphere, the troposphere. The tropopause normally occurs at an altitude of about 7.62km to 13.71km in polar and temperate zones, and at 16.76km in the 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 . F' p% n' P! r0 D5 K4 ~ Xaltitude, clouds form, convection is active, and mixing is continuous and more or & k# a1 Z+ u$ }+ mless complete. " H# N& ~! x" J% b. ?' ETropospheric Scatter The propagation of electromagnetic waves by scattering as a result of irregularities in the physical properties of the troposphere. ; }! c+ B" Y" G- CTRP (1) Test Readiness Program. (2) Technology Reinvestment Program. , @3 ~# _* x" L) L(3) Technology Readiness Program (pre-acquisition program status). (4) Technical Requirements Package. TRPC Technology Readiness Planning Committee. TRR Test Readiness Review. 8 k& o5 A0 u+ cTrusted Computer 3 P B2 u) @ c( d+ zSystem/Software A system or its software that employs sufficient hardware and software integrity , q. p4 J6 _6 q. r9 }3 m) d' Fmeasures 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 , e$ b2 F8 @1 T6 H' jTrusted Computing Base. This mechanism can only be activated by the person of the Trusted Computing Base and cannot be imitated by un-trusted software. ' L+ r2 ^4 ^* H( GTRW TRW, Inc. & Y1 @4 W$ S. u$ I/ I0 {TS (1) Terminal Service. (2) Top Secret. MDA GLOSSARY, VER. 4.0 T 307 TSA Technology Security Analysis. TSD Tactical Surveillance Demonstration. * |/ h6 J- \# }, R+ ~$ ~0 O' nTSCM Tomahawk Strike Coordination Module (USN term). TSD Tactical Surveillance Demonstration. * {! A% Z1 |2 LTSDE Tactical Surveillance Demonstration Enhancement. 1 j. ]$ s) ^2 ~7 eTSEU Technology Seeker Evaluation Unit. ' r6 r$ J5 N: w- nTsIAM Moscow’s Central Institute of Aviation Motors. 8 {6 E& f; h B2 G( ~( ITSM TRADOC System Manager. ! W5 J2 }- r( u% u* m" V; g5 x( zTSMA Theater of Strategic Military Action. ) l1 x& O* Q0 C; G zTSP Target Support Plan. 6 g' b% {' `7 oTSPI Time, Space, Position Information. $ K7 G" `! e6 y! S/ ?7 KTSR Target System Requirements.

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TSRD Target System Requirements Document. ) u2 ]% N$ x+ O4 |* vTSS Terminal Surveillance Sensor. TSSAM Tri-Service Standoff Attack Missile. 6 Y+ E3 h3 \( f3 r+ ?5 o/ QTSWG Target Signature Working Group. ) `- V6 n6 G/ xTT Total Time. 1 q- v. j8 n* WTT&C Telemetry, Tracking and Command. TT&E Technical Test and Evaluation (Army). , T- S# U* H- l$ k# UTTA Total Time Accounting. 0 s: W# m$ _3 n' K& M5 e& l# r9 KTTBM Terminal Tier Battle Manager. TTBT Threshold Test Ban Treaty. % M/ y7 k/ j+ G/ ETTD&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. + A- Q- ^0 d6 M ETTEL Tools and Test Equipment List (ILS term). TTL Transistor-to-Transistor Logic. TTP Tactics, Techniques, and Procedures. TTSARB Technology Transfer and Security Assistance Review Board. % Y* T3 M% \- c2 P7 ^TTT Test Technology Transfer. ! S3 v8 w, D9 U. W' R7 F- KMDA GLOSSARY, VER. 4.0 T - K* q. v j& A308 ) j1 \$ J; i) W$ K! ATTV Technology Test Vehicle. TTY Teletype. ! B3 }2 n" W6 ]- m! N# |& r( \TUG TRACE User Group. TV Thrust Vectoring (rocker engineering term). TVC Thrust Vector Control. ; V" G9 w0 A2 n9 N. wTVE Technology Validation Experiment. 3 Z/ y P3 s! p8 P5 E# b4 s9 HTVM Track-via-Missile. TVV Technology Validation Experiment. # ?- w; L$ Z: d, cTW Tactical Warning. TW/AA See Tactical Warning/Attack Assessment. TW/SD Tactical Warning and Space Defense. TWG Technical Working Group. TWS TOMAHAWK Weapons System (USN term). TWT Traveling Wave Tube. 8 z' @0 P/ T1 X+ v3 k1 XTWTA Traveling Wave Tube Amplifier. (Electronic Engineering term). " N9 x# f) K- t. x& d* i) y/ ~* F, ]TY Then Year (PPBS term). TY$M Then Year Dollars Millions. # m$ O P5 z+ |- c- GType A - System & G7 \( e+ q @: |; ]6 {" \6 X- XSpecification / W/ `! E# F7 }1 X% [States all necessary requirements in terms of performance, including test provisions to assure that all requirements are achieved. Essential physical constraints are included. Type A specifications state the technical and mission requirements of the system as an entity. ; g1 d$ K- i/ y4 N/ ?5 W) y. W- @Type B - , W1 N$ W; t4 o$ w9 i M7 A9 rDevelopment Specification States all necessary requirements in terms of performance. Essential physical constraints are included. Type B specifications state requirements for the + o" O2 N: x' B( k" p+ Z: u7 Bdevelopment of items other than systems. They specify all of the required item 1 z, `# r, s, C! i( nfunctional characteristics and the tests required to demonstrate achievement of those characteristics. Type C - Product Specification Product specifications are applicable to any item below the system level, and 2 x7 K+ D, j$ c kmay 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 0 L* n, v2 H% x: \: i* nitems including computer programs. 8 [' z" G0 W3 n s$ H- sTyphoon Class of Soviet ballistic missile submarines. " j5 x6 b5 U$ K4 M! zTyping 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 3 h% A5 q3 {1 Y/ g* Y) S6 ?3 Jobjects (i.e., SS-18, SS-24). * d s, w! x& ^# jMDA GLOSSARY, VER. 4.0 U 309 7 e: @& M/ j* C L; f) ~U Uranium. U&S Unified and Specified [commands] (pre-1996 term). % E( O( k- C6 {. u% |& g" pU.K (UK) United Kingdom. + [0 I4 ^3 O+ @7 @U.S. (US) United States. U.S. West U.S. West Incorporated. U.S.S.R. Union of Soviet Socialist Republics. 0 q$ C- E7 f/ R+ [, xUA User Assessment (NMD BMC3 term). 0 [+ [3 G6 r" n7 I& `. cUAE United Arab Emirates. 0 t9 ~, Z. j* H1 m0 V; z' y8 gUAV Unmanned Aerial Vehicle. UAV BPI Unmanned Aerial Vehicle-based Boost Phase Intercept. , N/ \& K: x& ?! g; S; IUCAP UAV Combat Air Patrol. UCC Uniform Commercial Code (US legal term). 1 y- B2 U, ` s( Q7 D; sUCP Unified Command Plan. UD/ASD United Defense/Armaments Systems Division. ! j; g/ q9 s4 \) Z, X4 r( AUDMH Unsymmetrical Dimethylhydrazine (a liquid propellant rocket fuel). 2 _( h6 [# B6 [$ k5 z B. }UDS Universal Documentation System. A standardized comprehensive tool for stating 0 `8 d. L/ c s7 y. H& d6 Jand coordinating program requirements for testing MRTFB ranges, as well as the - m0 s w$ x" s2 Q$ i' R' x2 Icapabilities and plans of test ranges to support program requirements. It consists of a series of six planning and execution documents: 10 are the Program Introduction (PI) (also called the Program Introduction Document (PID)), " L( W/ q/ Q" X* ?2) Statement of Capability (SC), 3) Program Requirements Document (PRD), 4) Operations Requirements (OR), 5) Program Support Plan (PSP), and 6) the l# [5 i' o# ^3 T8 Y! c7 ~! sOperations Directive (OD). The UDS was developed and is regulated by the 9 g# k1 I2 A% y$ F) @# QRange Commanders Council (RCC).

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UE Unit Equipment. UEME Unified Electro-Magnetic Effects. * V9 }1 [% y1 ]. w, CUEWR Upgrade Early Warning Radar. UF4 Uranium tetra fluoride. 3 [" U4 n7 _/ m4 P. ^7 i* y; U4 W! ]UF6 Uranium hexafluoride. MDA GLOSSARY, VER. 4.0 U 7 g4 B1 p* ^+ I8 e" j5 N310 UFG User Focus Group. - b. d' k9 L' L" b QUFO UHF Follow-On [Satellite Communications System]. UFP Unit Flyaway Price. UGF Underground Facility. UGS Unattended Ground Sensors. UGT Under Ground Test. UHF Ultra High Frequency. }( J0 N$ l% J; q2 R. T4 R+ VUIC Unit Identification Code. ' X& ~( q/ q* o) \: ~4 cUIN User Interaction Node. UKAS (1) UK Architecture Study (2) UK Associate Studies. UKEADTB UK Extended Air Defense Test Bed. 5 B+ Y4 f4 A$ p: J- K2 ZUKTB United Kingdom Test Bed. ULCS Unit Level Circuit Switch (SINCGARS term). ULS Unit Level Switch. ULSA Ultra Low Sidebobe Antenna. ULTDS Unit Level Tactical Data Switch (SINCGARS term). 7 P* ^1 W# e# V( J: m' }Ultraviolet (UV) Electromagnetic radiation of wavelength between the shortest visible violet 0 M6 q; \# F$ T(about 3,850 Angstroms) and soft x-rays (about 100 Angstroms). UMD Unit Manning Document. ! v! h( s1 [1 Z: {: hUMMIPS Uniform Material Movement and Issue Priority System (ILS term). ; s( e/ V4 w6 ~/ \: F1 eUNAAF Unified Action Armed Forces. UNC United Nations Command. 0 {1 p; U3 D: m, D+ y% qUnconventional Warfare A broad spectrum of military and paramilitary operations conducted in enemyheld, enemy-controlled or politically sensitive territory. Unconventional warfare - F5 V+ {7 }5 T k0 X# C, \0 dincludes, but is not limited to, the interrelated fields of guerrilla warfare, evasion , O# z [/ G$ _" ~2 m% t! {$ gand escape, subversion, sabotage, and other operations of a low visibility, covert, or clandestine nature. Unified Action 2 z! }8 L) c. B$ N8 `* a8 oArmed Forces * o9 S- N; e& P% t! b, ]+ `A publication setting forth the principles, doctrines, and functions governing the activities and performance of the Armed Forces of the United States when two or more Services or elements thereof are acting together. $ U7 Q$ v- r7 h- n( j* PUnified Command A command with a broad continuing mission under a single commander and composed of significant assigned components of two or more Services, and D$ q! P' }# a/ N8 n8 Hwhich is established and so designated by the President, through the Secretary ; k* ~+ }; K0 p6 _, A6 E# }# j! c2 [of Defense with the advice and assistance of the Joint Chiefs of Staff. 8 }* P9 I% z( [4 o vMDA GLOSSARY, VER. 4.0 U 311 * \' ~* x- u6 ?' l0 v$ A7 q& }4 vUNISYS UNISYS Corporation. 4 S3 A; T( ?# }; L- _United States Army Space Command (USARSPACE) The Army component command of USSPACECOM. Responsible for the Army * L' s! N( x) ielements of the SDS system. Located in Colorado Springs, CO. " W$ B5 V/ j5 B. q9 S3 j& F+ {; uUnited States $ G: v# I0 n* o cSpace Command (USSPACECOM) The unified command responsible for planning and conducting ballistic missile defense. Located in Colorado Springs, CO. United States % N$ e% b8 A0 o( G: H0 wStrategic Command / b( Y* `; |4 U3 x6 T(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 0 c: Y) K0 h, w1 `3 c" s0 mTransportation Command (USTRANSCOM) The 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 9 E- r$ c4 C- @) S. Y& I* a& d/ Lterminal 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 0 u1 D' S& ]+ z- T' eAFB, IL.

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Unk Unknown. Unresolved Objects Objects so closely spaced with respect to the sensor focal plane as to be 9 p3 ~) _ V* F5 G, ?3 W6 ]indistinguishable from a single object. ( a' l* m/ H8 J# c7 N" wUNSC United Nations Security Council. 0 _9 _. A: y" ]) I9 {0 aUnSecEnergy Under Secretary of Energy. UOC Usable on Code (ILS term). 3 L1 p8 `4 h5 k/ i: ~1 KUOES See User Operational Evaluation System. 9 d3 s& b7 z9 y0 W0 tUPD Unconventional Passive Discrimination. UPS Uninterruptible Power Source. UQT Unit Qualification Training (ILS term). 7 W6 f6 T; L' E$ w+ ]) fURIP University Research Initiative Support Program. ' \" u) c) e# Q% C" q, yURL Uniform Resource Locator (internet protocol term). URT Upgraded RTD. $ h- L/ C* M5 o. d, X# zUS/UK United States/United Kingdom. 3 v+ i, n3 ^3 `, d4 Q4 hUSA (1) United States Army. (2) Under Secretary of the Army. USAADASCH U.S. Army Air Defense Artillery School. " |: C% l* A7 {! ]# cUSAAE U.S. Army Acquisition Executive. MDA GLOSSARY, VER. 4.0 U : R3 @# y; |. {4 j, ~% g312 ; o& u0 s6 e3 zUSACE United States Army Corps of Engineers. ' E4 f' a, u1 a5 EUSACOM United States Atlantic Command, Norfolk, VA. 1 K! w% i1 S% ZUSAF United States Air Force. 3 D5 p) j# [$ R; tUSAF/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 3 } T; a' X0 |# R8 ]- g2 Y1 kSystems Command /SSD. , ?2 X2 \8 x# R+ [) nUSAF/OTEC U.S. Air Force Operational Test and Evaluation Center. 7 g& w' _: K) d9 Z" |2 h8 EUSAF/SMC U.S. Air Fore Space and Missile Systems Center, Los Angeles AFB, CA. # m6 }& s6 _6 N3 J/ p' }- R2 gUSAF/SSD U.S. Air Force/Space Systems Division; See USAF/AFMC/SMC. 0 Y: n+ V* e( q# v1 AUSAFE U.S. Air Forces in Europe. USAFLANT U.S. Air Force, U.S. Atlantic Command. ; Z l( I- [5 h+ {4 D8 w1 ZUSAKA U.S. Army Kwajalein Atoll. USAMICOM U.S. Army Missile Command, Redstone Arsenal, AL. USAMSIC See MSIC. USAMSAA U.S. Army Materiel Systems Analysis Activity. & y8 N/ l4 r" B! j" v8 O2 XUSAOEC U.S. Army Operational Evaluation Command, Alexandria, VA. USAOTEC U.S. Army Operational Test and Evaluation Command. 8 X0 i9 t7 j8 j% tUSARCENT U.S. Army Forces, U.S. Central Command. . Y {/ @( k: O0 E$ D% zUSAREUR 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 8 q- r1 _) @* h8 W5 w& v! N5 VUSATECOM U.S. Army Test and Evaluation Command. t* j6 u- E! _0 j( rUSATRADOC U.S. Army Training and Doctrine Command. USB Upgraded SBD. USC U.S. Code. USCENTAF U.S. Central Command Air Forces. MDA GLOSSARY, VER. 4.0 U 0 N) ]/ ]/ e$ P313 USCENTCOM United States Central Command, MacDill AFB, FL. USCG United States Coast Guard. % s, C( y# ^/ k7 h- q! wUSCINCCENT Commander in Chief, U.S. Central Command. Z+ b' U, \' @/ M4 ~0 [3 BUSCINCEUR U.S. Commander in Chief, Europe. * N& T* N, s7 t9 `USCINCLANT Commander-in-Chief, U.S. Atlantic Command. USCINCPAC Commander-in-Chief, U.S. Pacific Command. USCINCSPACE Commander-in-Chief, U.S. Space Command. ! _4 j/ m0 t8 I VUSCINCTRANS Commander in Chief, U.S. Transportation Command. USCS U.S. Customs Services. ) V8 A4 Y9 p8 s- ?- r( R; pUSD Under Secretary of Defense. . c# A4 w- k; Z6 JUSD(A&T) Undersecretary of Defense (Acquisition and Technology). USD(A) OBSOLETE. Under Secretary of Defense (Acquisition.). USD(A)/STNF Under Secretary of Defense, Acquisition, Strategic and Tactical Nuclear Forces. 0 q' W, }6 x2 u. m( b/ YUSD(P) Under Secretary of Defense for Policy. 8 n. o4 @. T8 m/ a, u( J6 P# _USDA United States Department of Agriculture. USDAO U.S. Defense Attaché Office. USDELMC U.S. Delegation to the NATO Military Committee. & m P; ?; e' C& u- F) nUSDR&E Under Secretary of Defense for Research and Engineering. User Friendly Primarily a term used in automatic data processing (ADP); it connotes a machine B: `9 d4 {" b5 L8 ~' M(hardware) or program (software) that is compatible with a person's ability to operate it successfully and easily. User Operational 9 Q, u$ |. x. K6 x0 QEvaluation System (UOES) " q& l% s; V L t. {0 Y4 E9 B3 R6 mPrototypical system developed and tested as part of the early phases of the development process. A UOES has two objectives: (1) testing, evaluation, and 1 M2 u2 U/ d& [. rtraining for a system proceeding through the normal acquisition process; and (2) ) n$ d, r- s m0 {5 f: ncontingency defense capability should the need arise prior to completion of the & g8 h4 W" ]% `. d" @* ]+ U/ dnormal acquisition cycle. USEUCOM United States European Command, Stuttgart-Vaihingen, Germany. USFJ U.S. Forces Japan. USFK U.S. Forces Korea. M) S' C9 c5 ?: V0 WUSFK/CFC CSFK Combined Forces Command. $ E6 j3 K' ?- o' |8 l5 T0 b' n7 D. f) lUSG U.S. Government. % b& e: p$ x* {USIA United States Information Agency.

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MDA GLOSSARY, VER. 4.0 U 314 ) _" Q* U2 z3 i' [USLANTCOM United States Atlantic Command (Now see USACOM). ( r3 y4 X5 B0 j+ p$ xUSLANTFLT U.S. Atlantic Fleet. 3 Q& G1 C5 V9 N; pUSMAR- 7 q& v* T* v8 oFORCENT U.S. Marine Component, U.S. Central Command. 7 k7 {* X0 U% V3 A7 eUSMAR-FORLANT U.S. Marine Component, U.S. Atlantic Command. 4 Z2 Y% F" x, ]/ Y R' P2 hUSMAR-FORPAC U.S. Marine Component, U.S. Pacific Command. ) I) U' ^2 {: C" `# f+ ]USMC United States Marine Corps. USMCR United States Marine Corps Reserve. 5 P0 l/ u2 { T# q! vUSMILREP U.S. Military Representative. ) s& j0 `$ N; C, O K9 _USN United States Navy. 7 t, }: F+ h+ }9 ZUSNAVCENT U.S. Naval Forces, U.S. Central Command. USNAVEUR U.S. Naval Forces, U.S. European Command. ) } y9 |1 e$ a' f( ~9 K$ K% o/ L* AUSNIP U.S. Naval Institute Proceedings. USNO U.S. Naval Observatory. ' m3 P3 |/ P- x/ g$ n/ MUSNPGS U.S. Naval Post-Graduate School. USPACAF U.S. Air Forces, U.S. Pacific Command. USPACFLT US Pacific Fleet. USPACOM United States Pacific Command, Pearl Harbor, HI. USREPMC U.S. Representative to the Military Committee (NATO). % _! Y2 a- h2 oUSSC United States Space Command. USSOCOM United States Special Operations Command, Tampa, FL. # C* [* d" [8 S- {6 x! @USSOUTHCOM United States Southern Command, Panama Canal Zone, Panama. # G/ r2 g9 U6 Y# P: U8 t7 c7 FUSSPACECOM See United States Space Command. " _+ D4 v: [; KUSSS United States Secret Service. USSTRATCOM See United States Strategic Command. 0 U9 W3 E- E/ R+ LUSTA United States Telephone Association. ' z, s5 s$ P- g3 ?; x1 E2 Q9 a( EUSTRANSCOM See United States Transportation Command. ) N$ y. A& b! W# OUT Universal Time. UTC Unit Type Code. MDA GLOSSARY, VER. 4.0 U 4 S. \+ g# r' r; m0 D0 B315 # `2 S2 i) m6 t' [( n- LUTM Universal Transverse Mercator. UTTMDS Upper Tier Theater Missile Defense System. See THAAD System. 9 }3 h+ V- F& I/ wUUT Unit Under Test (ILS term). UV Ultraviolet. * h. D; M# \% o i3 H- O1 h: HUV Electro- & T4 w" j1 r2 K2 d: \. I2 ~Optics - ]& R5 c# s) R1 R& d9 P! \Technologies/techniques employed by optical sensors in the wavelength % ]4 J" q$ Y4 u9 D% xspectrum shorter than visible (e.g., less than 4,000 A). - R |' Z1 ?* S+ ^! B7 m, QUVPI Ultraviolet Plume Instrument. UW Unconventional Warfare. MDA GLOSSARY, VER. 4.0 V : S$ [( q# K9 t2 a' e' Q316 V Volt. ( f3 N1 {# j9 G8 a, aV&H Vulnerability and Hardening. V&V Verification and Validation. (See Verification, Validation, and IV&V.) V/STOL Vertical Short Takeoff and Landing [aircraft]. ' w |8 H- s" {# b8 N$ cVAFB Vandenberg Air Force Base, CA. 2 a/ ^* H: P3 l6 x% E& t2 XValidation Confirmation that the processes and outputs from a test resource parallel real 8 D" F/ v5 w: p( v. X2 H! Rworld processes and are realistically sensitive to change in the environment, tactical situation, system design, tactics, and threat. VAMOSC Visibility and Management of O&S Costs. ) t& P# n1 e Z& T7 HVAR Visitor Access Request. Variability The manner in which the probability of damage to a specific target decreases with the distance from ground zero; or, in damage assessment, a mathematical 5 {' t/ I$ O8 b: ~4 Ufactor introduced to average the effects of orientation, minor shielding, and / P5 h$ s! ~ o/ F4 P W# yuncertainty of target response to the effects considered. VBO Vertical Burn-Out (velocity). ( H' b3 m9 f' @2 C# uVCC Voice Communications Circuit. 6 p2 X: ?' c% bVCRM Verification Cross Reference Matrix. + R+ _: G/ S5 m; N EVCS Voice Communications System. VDC Volts Direct Current. . O2 x: r& g6 k" oVDD Version Description Document. VDU Visual Display Unit. VE Value Engineering. VECP Value Engineering Change Proposal. 3 A, r0 \2 E* `- ~- }, L3 W$ e1 dVerification (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 6 A: O4 d7 t1 ^of the development process to determine whether it satisfies specified requirements. : ~# k/ o$ b, ~3 A+ j5 Y- |# b; SVESA Video Electronics Standards Association. VFR Visual Flight Rules. 4 V% G! a( r5 p+ BVGA Video Graphics Array (Telecomm/Computer term). VHF Very High Frequency. 2 m C/ _9 }# P' C1 iVHSIC Very High Speed Integrated Circuit. ! s2 F2 z \' \6 SMDA GLOSSARY, VER. 4.0 V 317 ( V. q R& a+ @, x, T* nVIDS 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 $ \# g$ ?: e8 R2 aOperation Per Second (OPS), using a mixture of experimental three-dimensional 9 J3 N3 }$ I; [- J: L% s3 ~circuitry and commercial components. Project also demonstrates VIRGIL, a # h0 @: G& t4 y- ?% y U4 R5 Igimbaled airborne sensor with visible, experimental UV and quantum-well IR cameras capable of tracking targets that can be detected, identified, and ; G1 @6 P/ R, W- E$ e9 oprecision-tracked with the ANTE processor. VIM Vibration Isolation Module. VINSON Encrypted Ultra High Frequency Communications System. - L; O1 P% Z: V3 O3 X: w3 U6 g# DVIS Visible. VIS/UV Visible/Ultraviolet. 5 k% u, |* ]1 C; [ T8 E; H+ }: GVisibility Range (or Visibility) % K Z: H( z4 Z2 DThe horizontal distance (in kilometers or miles) at which a large dark object can just be seen against the horizon’s sky in daylight. The visibility is related to the 3 _4 A7 A0 u3 ~/ H I) _! Wclarity of the atmosphere ranging from 170 miles (280 kilometers) for an ; U# E5 ]. M- Z: l! O' L! @. |exceptionally clear atmosphere to 0.6 mile (1.0 kilometer) or less for dense haze or fog. The visibility on an average clear day is taken to be 12 miles (19 kilometers). , l# M# _" Z, U" [$ BVisible Electro- ' h; G, \, S# G1 L. m( j1 bOptics Technologies/techniques employed by optical sensors in the visible portion of ; T" O' \0 o7 F6 Mthe wavelength spectrum. : K6 N0 ?' v! n& U% J5 f( [" V1 u5 QVLAR Vertical Launch and Recovery (UAV JPO term). VLF Very Low Frequency. VLOS Vertical Line of Sight.

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VLS Vertical Launch System. 8 O* ~8 T, F# S6 g0 ?( Y+ CVLSI Very Large Scale Integration. 7 [+ h7 K( G' S1 j- B: gVLSIC VLSI Circuits. VLWIR Very Long Wavelength Infrared. / F9 G' e5 F, E. e v' x3 w$ B2 ?VME Versa Modular European [standards]. VMF Variable Message Format (Telecomm term). VOX Voice Actuation. VRI Vanguard Research, Inc., Fairfax, VA. _8 }' P* b' w- Z- \$ h$ F* F u: e4 wVTC Video Teleconference. ) O/ C) K0 p- `" z9 i5 M4 TVTOL Vertical Takeoff and Landing [aircraft]. VTOL-UAV Vertical Takeoff and Landing Unmanned Aerial Vehicle. VUE Visible Light/Ultraviolet Experiment. MDA GLOSSARY, VER. 4.0 V 0 v! u9 {7 H/ k" c' t; F2 r1 j6 L. e318 5 A. {: a. ?# g! B) HVulcan UK bomber. VV&A Verification, Validation, and Accreditation. 9 Q9 G0 O" S( nVVER Pressurized water type nuclear power reactor. VVIRF Verification and Validation Information Request Form. MDA GLOSSARY, VER. 4.0 W 319 W/ With. w/o Without. W/TD Warning/Threat Detection. WAA Wide Aperture Array. WALEX Warfare Analysis Laboratory Exercise. - {0 g2 \( @$ uWAM (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). 9 T/ r+ ]( v7 [6 R- f' W* gWAP Wide Azimuth Probe. War Game A simulation, by whatever means, of a military operation involving two or more , Q! U8 G$ S* Z! r$ h7 vopposing forces, using rules, data, and procedures designed to depict an actual or assumed real life situation. ' y4 }1 t4 v1 B A4 g/ T3 eWargame 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, : c: f) {6 W* A7 Hvalidation and accreditation, and support CinC/Allied wargames and $ Z" Q9 w h8 V/ q. k9 rassessments. 2 i9 a' u) M" \: G: [Warhead 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, ; H4 U! D9 A; k* K8 cairframe, motor, or guidance section. Warhead Section A completely assembled warhead including appropriate skin sections and related components. WARM Wartime Reserve Modes. Warning of Attack A warning to national policymakers that an adversary is not only preparing its armed forces for war, but intends to launch an attack in the near future. Warning Order A preliminary notice of an order or action that is to follow. WARSIM Warfighter Simulation (US Army term). WARSIM 2000 Warfighter Simulation 2000 (US Army term). v, K: ]- O }$ oWartime Reserve 5 U+ p/ n& T0 J. c4 |' |2 c9 {Modes (WARM) Characteristics and operating procedures of sensor, communications, navigation aids, threat recognition, weapons, and countermeasures systems that (1) will contribute to military effectiveness if unknown to or misunderstood by opposing commanders before they are used, but (2) could be exploited or neutralized if known in advance. Wartime reserve modes are deliberately held in reserve for wartime or emergency use and seldom, if ever, applied or intercepted prior to such use. WAS Wide Area Sensor. 4 y+ x. h/ l0 uWASP Wide-body Airborne Surveillance Platform. A modified DC-10. : V2 e/ s6 ^- Q- \6 zMDA GLOSSARY, VER. 4.0 W 320 0 z5 I4 _( _( g2 vWASHDC Washington, District of Columbia. & c) G9 t/ S. M, H; S% b" BWastage (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. WATS Wide Area Telephone System. WAVE Wideband Angular Vibration Experiment. Wavelength The distance between two points having the same phase in two consecutive * o6 x( S& o2 r) ~6 o' Zcycles of a periodic wave, along a line in the direction of propagation. 1 {: h- Z- D: c" N( t3 NWB Wideband. 9 }2 p7 ]% k! J5 l) jWBM Weapons Battle Manager(s). WBS See Work Breakdown Structure. 5 E! C/ h9 I4 ^8 U$ F. c) }WCC (1) See Wing Control Center. (2) Weapons Control Computer. * Q* j0 l1 m, k" X' P5 A* |+ w/ MWCG Workstation Computer Graphics (Computer term). WCP (1) Weapon Control Processor. (2) Weapon Control Platform. WCS Weapons Control System. 4 C6 W9 ]9 A+ m5 c! DWDM Wavelength Division Multiplexon. Weapon Enabling The set of control functions without which defense weapons cannot be launched.