航空缩略语词典

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SBS Stimulated Brillouin Scattering. 2 i9 m3 z0 R: m. \7 |* qSBSim Space-Based Simulator. 2 o* j7 z9 n+ b5 h* sSBSS Space-Based Surveillance System. 8 c1 ] W9 x6 h" ~: oSBV Sensor Space-Based Visible Sensor. 3 l% _5 K; Z+ N$ k$ w& wSBWAS Space-Based Warning System. * H1 i5 p, R. C. r% }/ A1 ]SBWS Space Based Warning System. SBX Sea-based X-band Radar – A moveable platform for the BMDS test bed : p+ q: |4 K* x) t$ \SC (1) System Center. (2) System Concept. (3) Simulation Center. (4) System Controller. " r- G) i7 A! m. y& Q" |7 j2 USC/BM System Concepts/Battle Management. Scaling Law A mathematical relationship, which permits the effects of a nuclear (or atomic) 1 _9 c0 A Z0 q3 Rexplosion of given energy yield to be determined as a function of distance from , s- [6 @7 ^7 D# Q; y; {. ~0 Fthe explosion (or from ground zero), provided the corresponding effect is known as a function of distance for a reference explosion (e.g., of 1-kiloton energy yield). 1 Z5 Z- [7 W0 `3 h5 yScan In an electro-magnetic or acoustic search, one complete rotation of the antenna. Scan Type The path made in space by a point on the radar beam; for example, circular, * I$ d+ M2 |$ G# o0 a. \helical, conical, spiral, or sector. % m$ U8 e4 g6 _) z8 C; ~SCARLET Solar Concentrator Arrays with Refractive Linear Element Technology. 5 ~( _3 z7 O) j# IScattering The diversion of radiation, including radio, radar, thermal, and nuclear, from its original path as a result of interactions (or collisions) with atoms, molecules, or 2 Q: o8 M$ ]& L7 x' Y' Vlarger particles in the atmosphere or other medium between the source of the radiations (e.g., a nuclear explosion) and a point at some distance away. As a result of scattering, radiation (especially gamma rays and neutrons) will be ( q9 Z# j' F5 j! |' H Nreceived at such a point from many directions instead of only from the direction of the source. SCB Strategic Defense System Control Board. SCC (1) Standing Consultative Commission (Treaty negotiation related term). (2) Space Control Center. MDA GLOSSARY, VER. 4.0 S 9 s7 \! z8 |$ u6 w! p258 SCCB System Configuration Control Board. SCDL Surveillance Control Data Link. SCE Submunition Chemical Experiment. SCF Satellite Control Facility. SCG Security Classification Guide. SCI Special Compartmented Information (Security term). SCIF Sensitive Compartmented Information Facility (Security term). 6 M9 ^! j. Z% `3 j! KSCIT Systems Concept Integrated Technology. SCMP Software Configuration Management Board. , q! w- q" |& m4 n, S; u6 h' TSCN (1) Specification Change Notice. (2) Ship Construction and Conversion (Navy). 4 T4 T0 J* o' J6 ~7 u% |(3) Space Communications Network. % V V& k `/ c" ^SCOMP Secure Communications Processor. % t( ^' y. v5 w! g3 I6 I7 RSCOPA Survivable Concentrating Photovoltaic Array. 5 G* R+ x. u# GSCORE Scientific Cooperative Research Exchange (US-UK). A science exchange to * P5 ]7 w* I! `: c- f+ Sinvestigate theater missile defense related issues. 5 l, \' i3 m3 l4 u6 I3 dSCP System Concept Paper. SCR Special Contract Requirement. 9 O3 P6 Z. h2 ~; e/ L5 D. LSCSI Small Computer Systems Interface. 4 |1 D% W# d0 |, w1 G0 [SCT Single Channel Transponder. 8 N9 Y1 m& ?( c5 R6 n, o" MSCUD Surface-to-Surface Missile System. 6 y5 H( A2 p( B9 K# e9 T" E0 {( UScudCAP Scud-Combat Air Patrol. * m9 Q ~" X2 c# X8 _1 b4 Z# ?7 bSD Strategic Defense Command (Army term) (See also SDC). SDB System Design Board. SDC Strategic Defense Command (USA term). SDCC Strategic Defense Command Center. SDCE Software Development Capability Evaluation (AFMC term). SDCV Shuttle Derived Cargo Vehicle. # p& j& H) i7 A* _SDD System Description Document. 9 r9 G+ t/ ]& L- {) n6 Z4 xSDF Self Defense Force. SDI OBSOLETE. Strategic Defense Initiative. MDA GLOSSARY, VER. 4.0 S H8 J r6 ^; s+ p5 I/ T; R8 A0 G259 0 E- Z# o+ d6 h& \0 l% D" nSDIAE OBSOLETE. SDI Acquisition Executive. (Re-titled BMD Acquisition Executive (BMDAE).) " v& W# J5 W; X7 d- b: i( D, O$ bSDIARC OBSOLETE. Strategic Defense Initiative Acquisition Review Council. ! c6 z) ~. a, O0 I& cSDII OBSOLETE. SDI Institute. ' C7 U' }& H2 a; Q {& A- ]4 kSDIO OBSOLETE. Strategic Defense Initiative Organization. (Predecessor 4 S& z1 k$ \ @8 i) B, sorganization to Ballistic Missile Defense Organization (MDA).) + \9 l% @' u9 v; s& e* ^5 g- hSDIO/PP Strategic Defense Initiative Organization/Program Planning. ; q/ W0 D1 U$ g7 G! MSDIP OBSOLETE. Strategic Defense Initiative Program. (Predecessor program to 7 R9 i9 }! e! p/ f" bBallistic Missile Defense Program.) 4 @+ M2 j4 J5 o, WSDISM OBSOLETE. SDI Simulation. SDL Software Development Library. * c; Q U6 T$ G: ^! F% wSDLC Synchronous Data Link Control (TelComm/Computer term). SDLS Satellite Data Link Standard(s). * B$ q* g; l- e) _; XSDN System Design Notebook. SDP Software Development Plan. SDR System Design Review. SDRU System Design Review Update. 2 U* C/ H2 A# b. X( J% bSDS Strategic Defense System. & O* l. R! E5 z8 g- qSDS Element A stand-alone system (e.g., a weapon or satellite), which is the smallest entity capable of performing a designated function with, specified results within the Strategic Defense System.

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SDS-CC Strategic Defense System - Command Center. : O4 W) G3 _4 C4 {& b( [0 M& MSDSD Strategic Defense System Description. SDS-OC Strategic Defense System - Operations Center. 2 q7 |3 V, E$ |( BSE Systems Engineering. SE&I Systems Engineering and Integration. - k& t% k: m C! }( q- [' tSE-CPAT Systems Engineering – Critical Process Assessment Tool (AFMC term). SEA [Military] Service Executing Agent. SEAD Suppression of Enemy Air Defenses. 2 i2 ^0 o* L/ T+ L, }- H% BSEALS Sea Air Land (Special Operations forces (USN). Search, Active Illuminate an assigned volume of space with electromagnetic energy and collect * f/ v) u; s* S$ J. Y. kreflected radiation. ) K- N5 u. H2 `% A7 v- V9 B oMDA GLOSSARY, VER. 4.0 S 7 R* v' p) ?1 L- {260 * n9 }0 T$ S' O4 }" u1 L( D# fSearch, Passive Collect radiation from an assigned volume of space. SEATO Southeast Asia Treaty Organization. 9 N) C+ ~" D4 O2 E& ]" }6 JSECC Survivable and Enduring Command Center. 5 {: D' V& G; o; |# H6 Y/ r8 bSECDEF Secretary of Defense (For Message Use Only). ) u1 v- ] s+ V7 n2 wSECNAV Secretary of the Navy. * P! K1 v4 v; m7 h3 E" HSECNAVINST Secretary of the Navy Instruction. Second Strike Capability The ability to survive a first strike with sufficient resources to deliver an affective counterblow (generally associated with nuclear weapons). Secondary Station " V/ n n; _; L0 m- n J, E0 R. YA station that has been selected to receive a transmission from the primary station. The assignment of secondary status is temporary, under control of the & O2 F) L, ~ R& C% s1 ~' T9 Sprimary station, and continues for the duration of a transmission. Security Architecture ! d0 F- ?- d0 m7 vThe portion of the baseline SDS architecture that is responsible for preserving ' F& H' x( k4 K, z$ r* Cthe confidentiality, integrity, and assured service of any of the sensitive, systemvalued functions and information elements (assets). Security Criteria The set of requirements that should be met so the security system can provide a . ~( q1 |1 E; o% S; [6 j. m) I9 omaximum degree of effective deterrence at the lowest cost. Security Level The combination of hierarchical classification and a set of non-hierarchical 6 \, t* C8 a5 bcategories that represents the sensitivity of information. Security Policy The set of laws, rules, and practices that regulate how an organization manages, / O2 j2 d9 F- k$ ~7 hprotects, and distributes sensitive information. Security Policy Model An informal presentation of a formal security policy model. / N* k4 r- x3 R7 I4 u' H. t5 ?Security Program The implementation of formal security policies and procedures established by 9 S2 R" U3 U4 p( P; R, Z, TDoD and other departmental publications to secure vital components of weapon systems and essential direct support systems from enemy hostile operations and other forms of ground attack. Security Relevant Event , j& `. h; w3 j1 hAny event that attempts to change the security state of the system. Also, any event that attempts to violate the security policy of the system. * z, l: |4 [# ?* H9 n: \5 D1 GSecurity Subsystem ! `1 M. S* P7 bThat part of a weapon or defense system, which is added specifically for the 9 p4 l, n, h+ G& n2 B( Operformance of security, functions and not categorized as components of other 2 y% D" f6 `( f4 tsubsystems. * f2 E7 f# l; A% C6 z+ ^3 oSecurity System The aggregate of all mechanical and electronic equipment countermeasures in a * I" w0 E/ k7 ]+ \3 K2 Q1 dsystem which contributes to its security from intelligence gathering and 8 O' P/ Z1 k' A# ] _8 |clandestine or overt attack, including organized system function and procedures, % e5 e) w4 {- i$ ~9 `* z/ Tas well as the security subsystem. 2 f$ J3 H' j( ~" c" x, PSecurity Testing A process used to determine that the security features of a system are implemented as designed and that they are adequate for a proposed application environment. 8 l5 U( G e( ~5 {, n1 HSED Software Engineering Division. ! [) [: t# @' B; _4 pMDA GLOSSARY, VER. 4.0 S / c: X5 C7 u1 g' H) Y# B, [261 8 D' P6 I+ s" R! s. rSEDD Systems Engineering Development Data Base. " }# z }: V% G5 eSEDS System Engineering Detailed Schedule SEE Software Engineering Environment. SEED Support for East European Democracy (P.L.101-179; 22 USC 5421). SEER (1) Sensor Equipment Evaluation and Review. (2) Sensor Experimental Evaluation Review. SEFC Space Environment Forecast Center. ! K. W) l9 d* S* vSegment A grouping of elements that are closely related and often physically interface. It consists of CIs produced by several contractors and integrated by one. % L0 c- s4 g6 j$ GSEI Software Engineering Institute. SEIC Systems Engineering and Integration Contractor. % n z( r; B5 V! g6 O. Z9 NSEIC PP Systems Engineering Integration Contractor Program Plan. SEIPT Systems Engineering Integrated Product Team. 3 c- l4 I. |2 T% N1 ~4 g) CSEIT Systems Engineering Integration and Test.

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Selected 0 g7 m( G7 g# Y9 s z( wAcquisition Reports (SAR) % K7 v9 @1 k& C; VStandard, comprehensive, summary status reports on major defense acquisition programs (ACAT I) required for periodic submission to Congress. $ _+ w" B* a, D" k$ B! J9 rSelective, Adaptive Defense Selective, adaptive defense assigns interceptors to RVs based upon defended asset values, the number of arriving RVs and time to impact. Selective Kill Assigns interceptors to targets on the basis of missile type, launch area, impact 9 _6 k7 P# W$ w% b# a) B/ D& y' darea, time of launch/arrival, or predicted threat utility (e.g., SS-18 or its follow-on). , H* U2 n& \" a8 H0 ~8 OSelectivity Refers to choosing a subset of targets either for attack or defense. (See 1 X8 |5 x3 E8 P& w4 B4 FPreferential Defense and Preferential Offense.) + [ f) u% t) j+ f" P! e/ w( W( c, _4 H8 ]SEMA Special Electronics Mission Aircraft. Semi-Active Homing & ~! b. K6 j* c/ d Q NGuidance A system of homing guidance wherein the receiver in a missile utilizes radiations from a target, which has been illuminated by an outside source. Semi-Active Sensor ; g+ l+ k9 D4 R* ~' x* l$ \One that does not generate radiation itself, but that detects radiation reflected by targets when they are illuminated by other BMD components. Such devices U+ \6 Q! b6 Y J# F: sare used for tracking and identification and can operate without revealing their 8 G, ^2 Q7 D8 [own locations. 3 W" o6 V6 U- u0 pSEMP Systems Engineering Management Plan. SEMS System Engineering Management Schedule. MDA GLOSSARY, VER. 4.0 S % ?) U1 |( H d/ k% |% e/ B262 * l U2 @* b9 rSenior Procurement Executive (SPE) The senior official responsible for management direction of the Service procurement system, including implementation of unique procurement policies, * @9 E" V6 s. @regulations, and standards. The Senior Procurement Executive for all non- 5 [3 M0 i1 W: gService DoD Components is the Under Secretary of Defense for Acquisition and Technology, who has delegated many of these functions to the Heads of Defense Agencies including the Director, MDA. ! J; S3 F! A3 L h# n# H5 I5 ESENSCOM Sentinel System Command. Sensor Data Measurement information. For a passive sensor it is usually irradiance time, and 5 v5 {2 \8 j. A% t% H, n, k) mLOS. For an active sensor it may include range, Doppler, cross section, etc., as well. 7 c7 ~& k5 r' F* {" `Sentinel ABM system designed for light area defense against a low-level ballistic missile attack on the United States. Developed into the Safeguard system in late 1960's. SEO Survivability Enhancement Option. ; C. H2 m; q) f. oSEP Signal Entrance Panel. Separation 4 y. B8 X, @$ yHardware , h R2 M- t. a: R- k- sObjects expelled during payload separation sequence. + N9 i" ?% O/ m7 U, sSEPG Software Engineering Process Group. . z9 g/ Z" N* C+ S; O' L8 SSEPRD System Element Production Readiness Demonstration. SEQ Sequence, or Staff Equivalent. 3 s [1 z: R9 v3 R( i1 S* Q: ASequestration The reduction or cancellation of new budget authority; un-obligated balances, new loan guarantee commitments or limitations; new direct loan obligations, commitments, or limitations; spending authority; and obligation limitations. As delineated in the Budget Enforcement Act of 1990, sequestration is necessary if legislation is enacted that would cause spending in any appropriations category 9 T' P1 ?3 ~' G5 ito exceed a specified cap. ' s9 @' W) p2 s6 B4 [SERB Software Engineering Review Board. $ {' C8 q) @0 ASERD Support Equipment Recommendation Data (ILS term). 8 C% Q: h: P8 G: i7 PSERG System Engineering Review Group. : _( {. j$ H' V( D+ a5 {Service Acquisition + H6 p* |" }1 b) O) `+ X7 fExecutive (SAE) % g9 l+ [$ t" W! HSee definition of DoD Component Acquisition Executive. Service BMD ; Z6 X* ~% R+ f4 [ }9 o0 r& fProgram Executive Officer (PEO) ! C$ k2 }4 t% W( k4 aA senior official responsible for execution of Service PMAs and for providing % u5 F5 _$ A! L& ^( F4 Eguidance and Service-related direction to subordinate Program Managers. The PEO will also serve as a deputy to the GM. (Consistent with PEO authorities and responsibilities documented in DoDD 5000.1 and DoDI 5000.2.) Service Component Command / W8 ]0 ]) K( ~" \( hA command consisting of the Service component commander and all those individuals, units, detachments, organizations and installations under the ^* |% G9 [3 y5 w6 w5 Zcommand that have been assigned to the unified command. MDA GLOSSARY, VER. 4.0 S " _7 c! N6 \0 ?263 $ F( @8 Q2 v& t2 G/ mService Life Extension 3 z& @! P; ]1 h8 I4 gProgram (SLEP) Modification(s) to fielded systems undertaken to extend the life of the system beyond what was previously planned. Service Test A test of an item, system, or technique conducted under simulated or actual operational conditions to determine whether the specific military requirements or ' {) K8 p+ f+ Z# t$ V: `characteristics are satisfied. SES Seeker Experimental System.

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SESE Software Engineering Support Environment. 3 t# z- v& t* \: }" |SET System Evaluation Threat. SETA Scientific, Engineering, and Technical Assistance. SETAC Systems Engineering and Technical Assistance Contractor. : ]& r/ S" N" h; `SETP Solar Electric Aircraft Test Platform. 4 q2 Y8 R2 | ^# k: U7 c1 x1 gSEW Space Electronics Warfare. SEWC Space and Electronic Warfare Coordinator. + w9 p! t+ d' a0 ]. OSEWS Satellite Early Warning System. SF Standard Form. SFC Space Forecast Center. 1 `/ T! r* n z, B1 L" x5 wSFS Shoot-Fail-Shoot. : I' F; Q& D, Q) w& e. K4 qSG (1) Steering Group (2) Silicon Graphics ; g# L- t) _- J+ t* m) g! KSGEMP System/Source Generated Electromagnetic Pulse. 4 i, o. | d& \1 V: f' ESGLS Space/Ground Link Subsystem. SHAPE Supreme Headquarters Allied Powers Europe. SHF Super High Frequency. 0 ^, e! p3 z$ P& g& ^, O! LSHIELD (1) System High Energy Laser Demonstration. (2) Silicon Hybrid Extrinsic Long-Wavelength Detection. # v6 M' ^( @' H z) NShielding Any material or obstruction, which absorbs (or attenuates) radiation and thus tends to protect personnel or materials from the effects of a nuclear explosion. A moderately thick layer of any opaque material will provide satisfactory shielding 7 s8 ]5 q: B! ]: K* R( Yfrom thermal radiation, but a considerable thickness of material of high density may be needed for nuclear radiation shielding. Electrically continuous housing & x& k9 v! n( V2 K8 Mfor a facility, area, or component, attenuates impinging electric and magnetic fields. 2 ?; M6 y6 {5 `& t6 B8 i" OSHIPALT Ship Alteration. - S" P+ t' r8 o3 |7 U+ S0 sShoot-Back The technique of defending a space asset by shooting at an attacker. MDA GLOSSARY, VER. 4.0 S $ T/ J+ A; \( T, i& t8 l8 L264 2 D& W2 q( f+ W' oShoot-Look-Shoot 4 i# k# o7 k2 H. a2 s/ C3 J4 f(SLS) A tactic used to achieve Defense Engagement Options (DEOs), such as assured kill by shooting at the target, looking to see if it was killed, and shooting again, if necessary, to achieve the kill. 4 y" u+ x0 O: j% s6 S. O* aSHORAD Short-Range Air Defense. Short Range Air 7 V: k8 Q) M* p' T( e- hLaunch Target Single-stage, air-launched, solid propellant theater target with threat representative reentry vehicle. Short Range ! v' V0 k( g% _) E# Z! }8 dBallistic Missile (SRBM) & J( W9 `8 v# g( N; q0 ]! H3 `A ballistic missile with a range capability of 30 km to 1,000 km. (USSPACECOM) Short Wavelength Infrared (SWIR) ) o3 ?7 k- z" Y% qThermal radiation emitted by a source in the electromagnetic spectrum # c. ^: n. X8 q( i5 v8 s4 v% `5 Jencompassing infrared wavelengths of 0.75 to 3 microns. , v' o, S/ t" F, B5 O2 _; wSHOTL Simulated Hot Launch (missile engineering term). shp Shaft Horsepower. 2 r# _) l9 p0 Y4 [ dShrouded RVs Reentry vehicles enclosed in a material designed to shield its thermal and other , L% I7 P' Y, i6 }characteristics. 7 m) q2 o2 P+ [$ V* S0 @; S+ [SI Special Intelligence. 0 P7 F+ b9 N# j# g+ ?SI&I Systems Integration and Interoperability. SIC (1) Silicon Carbide. (2) Standard Industrial Classification. SICPS Standard Integrated Command Post Shelter. ( q4 M- J5 v9 F( O5 _SIDAC Single Integrated Damage Assessment Capability. SIDD System Interface Description Document (US Army term). " m( n) Y% K L. Q) ~- D/ g, wSidelobes Residual EMR surrounding the main beam, which is of weaker power than the main beam. ! J* ~7 d- z/ H w1 w4 a7 sSIDPERS Standard Installation Division Personnel System (US Army term). 8 t/ N! i3 f- c5 q8 x* jSIDS Secondary Imagery Dissemination System. SIE SATKA Integrated Experiment. 2 Q8 O! Q: ]' y& N& wSIF (1) System Integration Facility. (2) Selective Identification Feature ( t( S! r3 m+ {7 f4 W/ m% |/ vSIGINT Signal Intelligence. # |" u5 c# r2 ~$ @4 WSignals Security $ {, j: R" Y- c4 |# g# o(SIGSEC) The overall program for communication and electronic security. , [, I6 s# u+ QSignal-to-Noise ) ?9 T' S& G2 v" lRatio (S/N) (SNR) 0 O0 Y+ n K8 o8 f$ `9 X$ ~8 vRelative power of the signal to the noise in a channel; usually measured in d: {6 @7 v4 q" T2 R, `decibels. . s) P, W" K$ j& qMDA GLOSSARY, VER. 4.0 S 265 Signature (1) Distinctive type of radiation emitted or reflected by a target, which can be used to identify that target. " \0 T4 n+ b7 R6 o& O6 A(2) The characteristic pattern of a target displayed by detection and identification equipment. * M/ g7 d/ t1 \; T3 A. QSignature Histories , ~& l5 I! H0 ^. E2 rA list of observed target signature characteristic parameter values as a function ; `6 y, S0 @2 s' M& Mof missile flight time used for target discrimination and kill assessment. $ r' W: C, C, F* v: S# Z2 e! w, SSIGSEC Signals Security. SIIPT System Integration Integrated Product Team (THAAD Program term). SIL Systems Integration Laboratory; Sunnyvale, CA. ( k4 F6 m! y2 q( p% B& k( VSIM Simulation.

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SIMM Second In-line Memory Module. Simple Security 3 H0 f# Y& K0 P4 V( P' OCondition A Bell-LaPadula security model rule allowing a subject read access to an object # R; |+ |2 _6 @# q$ O0 a4 K, Lonly if the security level of the subject dominates the security level of the object. ( G/ b" }5 j6 F( ]SIMS Security Information Management System. Simulation A simulation is a method for implementing a model. It is the process of conducting experiments with a model for the purpose of understanding the behavior of the system modeled under selected conditions or of evaluating various strategies for the operation of the system within the limits imposed by developmental or operational criteria. Simulation may include the use of analog or digital devices, laboratory models, or “test bed” sites. Simulations are usually programmed for solution on a computer; however, in the broadest sense, military : u8 F% m8 a* i6 V0 X. _exercises and wargames are also simulations. 9 r( c: x. }; K: `/ J2 ~& I' `: ISimulator A generic term used to describe a family of equipment used to represent threat weapon systems in development testing, operational testing, and training. A $ ?8 l2 D1 R' ethreat simulator has one or more characteristics which, when detected by human senses or man-made sensors, provide the appearance of an actual threat / K9 m1 g8 ^+ a3 ~9 R7 jweapon system with a prescribed degree of fidelity. SINCGARS Single-Channel and Airborne Radio System. , H1 ~0 G; V2 zSingle Integrated - r3 @7 l8 E1 z5 R0 ?Operational Plan , ^: K5 R2 L) t# { P$ e1 j(SIOP) 6 C0 ~3 r+ [. @( \1 ?Plan by which the nuclear strategic offensive forces will retaliate when directed by the NCA. 8 I4 a, H" {" r- y6 }Single-Level 8 _( ?$ w5 K0 f0 g& q: w0 c6 W# zDevice A device that is used to process data of a single security level at any one time. Since the device need not be trusted to separate data of different security levels, sensitivity labels do not have to be stored with the data being processed. Singlet A space vehicle, such as a Brilliant Pebble, which contains only one intercept # u( z5 J2 l* s# Gvehicle. SIOP See Single Integrated Operational Plan. SIP SINCGARS Improvement Program (US Army term). SIPM Service Integration Program Manager. MDA GLOSSARY, VER. 4.0 S 266 * p4 K- R% o% @- S# N- o$ zSIPRI Stockholm International Peace Research Institute (Sweden). 1 x8 ~. i- ?: W, xSIPRNET (1) Secret Internet Protocol Router Network. (2) Secure Information Protocol Net. + A& H! u) G- W! ^4 v( s0 hSIPT (1) System Integrated Product Team. (2) Services Integrated Product Team. SIR Signal Interface Ratio. SIRE Space Infrared Experiment. SIRMR Senior Information Resources Management Representative. 1 n/ L O: }! z8 J1 B! aSIRRM Standardized Infrared Radiation Model. # e4 ]% p- }3 A5 U zSIRST System Shipboard Infrared Search and Track System (USN term). SIS Special Compartmented Information Isolation Segment. - P" S& `5 K: Y2 P' u( FSISS Subcommittee on Information Systems Security. 3 H9 v9 S8 U3 T$ v% [' O" ESIT System Integration Test. : Q+ l. C- l& Z# PSituation 3 B& D0 g$ \+ `, r a! YAssessment ' T2 F9 T" J' N+ {+ l0 f; UThe determination of the extent to which observed event(s) constitute a threat (e.g., isolated event, mass attack, etc.), using the attack characterization information. 7 l1 t F* J& Z1 a7 e& p4 bSIWS School of Information Warfare and Strategy. 0 ~! S# c: E" s: N8 M& w8 G5 X1 k" rSix Year Defense Program (SYDP) The official DoD document, which summarizes forces and resources associated with programs approved by SECDEF. Its three parts are the organizations 8 D; {: K: C1 E0 j3 Zaffected, appropriations accounts (RDT&E, operations & maintenance, etc.), and the 10 major force programs (strategic forces, airlift/sealift, R&D, etc.). R&D is Program 6. Under the annual PPBS cycle, SYDP is published normally three times: October, January and May. The primary data element in SYDP - C6 _0 {4 v4 f' M0 ^representing aggregation of organizational entities and related resources is the 3 j8 B! L1 j) o' Eprogram element. Size of Threat Corridor * s! Q' C1 s$ B( _( c; S(LxWxAltitude) A volume of space in which a particular group of RVs would occupy, defined by launch location and designated target area. SKKP (Former) Soviet system of outer space monitoring. & L+ G5 e4 r6 U; b. H5 o, [Skunkworks A separate program management operation established to operate outside the normal process, either to expedite development or because of high security classification. SL Sea Level.

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SLAM Standoff Land Attack Missile. SLAM-ER Standoff Land Attack Missile-Expanded Response (USN term). SLAR Side Looking Airborne Radar. : T \9 P. k; @* XSLAT Supersonic Low Altitude Target [missile]. - Q: Z, p* f- V1 H3 c. V* U. v" x* WMDA GLOSSARY, VER. 4.0 S # s$ Z& }. H% x, _8 v( K267 Slave A remote system or terminal whose functions are controlled by a central "master" " b) U2 k" ]& \ t! zsystem. It is similar in concept to a host system in that it responds to remotely generated requests, but unlike a host system, is usually capable of performing a limited range of operations. SLBD Sea Lite Beam Director. SLBM Submarine-Launched Ballistic Missile. SLC Space Launch Complex. SLCM Sea-Launched Cruise Missile. # T- {' E( Y5 G( ~( R- O, }6 i; SSLD System Link Designator. Slew Time The time needed for a weapon/sensor/antenna to move from point to point. 0 V; b: F8 R: o* G6 k9 R* j- q1 DSLIP Serial Line Internet Protocol. SLKT Survivability, Lethality, and Key Technology. SLOC Sea Line of Communication. & m! U3 K T' e7 Q xSLRX System Life-cycle Risk Expert. SLS See Shoot-Look-Shoot. SLT Strategic Laser Technology. SLV (1) Space Launched Vehicle. (2) Satellite Launch Vehicle. ' Y+ I$ E+ _! dSM (1) Skunkworks Mission. (2) System Manager. 8 {% l4 K/ }: Y' gSM&R Source, Maintenance and Recoverability (ILS term). SM-2 Standard Missile-2. (U.S. Navy) SM-3 Standard Missile-3. ' ^' p4 V/ _" r6 aSM-ALC Sacramento Air Logistics Center (USAF term). Small Optics Precision mirrors or refractors, less than 1 meter, and related technology, for 3 z8 D$ C$ J6 t$ {2 v r+ d( ~# tprecise pointing and tracking from/to relatively small vehicles separated by large % W" w" v( e) _: b! G g( Vdistances. . L) j* [- ?+ t3 G& t! s2 KSmart Checklist “Destroy, disrupt, damage or destroy” BMC3 tool for BMD warfighters. 7 Q' y1 `7 b0 a1 }, m( V$ c/ aSmart Munitions Munitions that “think for themselves” and have the self-contained ability to . W @; N! M- q% \/ {# rsearch, detect, acquire and engage targets. SMAT Satellite and Missile Analysis Tool. 0 ~* k7 m- @( _! R6 O. g0 [, BSMATH Space Materials Advanced Technology for Hardness. SMC Space and Missile System Center. SMCo Standard Missile Company. ; F! t$ y* Q% V _MDA GLOSSARY, VER. 4.0 S 6 p# b2 h; {8 i3 |- }6 U G$ [268 ( [1 ^3 f5 E6 x9 T) G1 vSMCS Standard Monitoring and Control System (for US naval ships) (see ICS). 5 ~- b8 Z- Y7 g3 B& z& WSMD (1) Strategic Missile Defense. (2) OBSOLETE. Navy Sea-Based Midcourse Defense. See AEGIS BMD. SME (1) Single Management Element. (2) Subject Matter Expert. SMERFS Statistical Modeling and Estimation of Reliability Functions for Software. . k1 v- q9 t# ]! Y% H) YSMES Super Conducting Magnetic Energy Storage. ( J) S7 r3 T6 D! j, v* tSMMW Submillimeter Wave. ' K8 g1 {' |9 `( b5 O5 ?/ D dSMP Soviet Military Power (US DoD publication). - E; j5 \' t+ U5 t6 \* T% E# f# qSMR Code Source, Maintenance, and Recoverability Code (ILS term). SMS Standard Mobile Segment. ; I/ e+ V; v0 |9 W; B2 C* f& hSMTP Simple Mail Transfer Protocol (computer term). SMTS Space and Missile Tracking System (formerly called Brilliant Eyes). : i& G( G9 F8 A7 F5 | h7 U( bSNC System Network Controller. SNDM Secretary of the Navy Decision Memorandum. SNDV Strategic Nuclear Delivery Vehicle. 6 W8 ?/ U' M4 J5 P$ a0 M% K- ]- FSNF Strategic Nuclear Forces. SNI San Nicholas Island. Part of the PMTC. SNIE Special National Intelligence Element. SNIPE OBSOLETE. SDI System Network Processor Engine. % w- Z& e B5 U5 J& X0 I5 MSNL Sandia National Laboratory, Albuquerque, NM. 1 B+ ~$ a' c' X; [8 d& NSNR See Signal-to-Noise Ratio (Also called S/N). SNRC Soreq [Israeli] Nuclear Research Center. SOA (1) State-of-the-Art. (2) Speed of Advance. SOC Statement of Capability (Contracting term). 4 G: o* \# P3 j0 H8 }9 f9 V- P" `SOCOM Special Operations Command. ' v& i. W) Y" y6 u7 \% ASOCS Subcommittee on Computer Security. ! O4 z- k7 c" e7 S' N1 |( NSODD System and Operations Document. SODO Senior Offense/Defense Simulator. SOF (1) See Strategic Offense Forces. (2) Special Operations Forces. 0 {# s$ o5 F6 G3 P/ V8 bMDA GLOSSARY, VER. 4.0 S 269 + f0 B. \% ^) G F0 nSOFA Status of Forces Agreement. 6 o% I2 e* N0 TSoftware Architecture The implementation of solutions to the problems in the domain. It becomes a model for constructing applications and mapping requirements from the domain model to reusable components. A generic architecture provides a high-level generic design for a family of related applications as well as a set of components intended for any instance of that application. The generic design eliminates the / {8 ^7 m; P: S6 \7 F1 e6 i: [need to develop a high-level design for each application within the domain. As a ; l( z, Z. F# g# m3 gresult, domain developers use these representations as specifications for 0 X( T% Y8 j3 M: V1 v0 vreusable components. Software @- |2 Z7 w4 S# \8 \. V7 |" E& PDevelopment Cycle : u( i# j$ X1 m(1) The period of time that begins with the decision to develop a software product and ends when the product is delivered. This cycle typically includes a requirements phase, design phase, implementation phase, $ p/ x+ a: o+ \3 l" \5 n, rtest phase, and sometimes, installation and checkout phase. Contrast 8 X, \' v! }1 j$ _with software life cycle. (2) The period of time that begins with the decision to develop a software product and ends when the developer is no longer enhancing the product.

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(3) Sometimes used as a synonym for software life cycle. Software Documentation ( M! u& j6 o9 |! E. s2 ~2 dTechnical data or information, including computer listings and printouts, in human-readable form, that describe or specify the design or details, explain the & z5 o8 y! i3 @; ^# e5 Ucapabilities, or provide operating instructions for using the software to obtain desired results from a software system. (See Documentation.) ! k* F' ?% C1 ESoftware / A2 A' R; }, _* Y. R6 ~) HEngineering (1) A discipline whose objectives are to define, create, and apply a welldefined methodology that addresses a software life cycle of planning, K: t3 V3 J% u1 v5 kdevelopment, and maintenance. (2) The application of a systematic, disciplined, quantifiable approach to the development, operation, and maintenance of software, that is, the application of engineering to software. " ?6 K: V2 b8 `Software Life Cycle $ ]6 U' B$ m8 H& pThe period of time that begins when a software product is conceived and ends when the software is no longer available for use. The software life cycle typically includes a concept phase, requirements phase, design phase, implementation phase, test phase, operation and maintenance phase, and, sometimes, * z$ q0 S8 ?4 W4 `0 ?) L' aretirement phase. " F& ?% C ? E! \ O# h1 F$ ?Software Support The sum of all activities that take place to ensure that implemented and fielded software continues to fully support the operational mission of the system. 1 F9 C! t' B6 b0 I. E$ O+ dSoftware support includes pre-deployment software support and postdeployment software support. $ S/ z- B# x- Y/ b% F2 ySoftware Test 9 ^+ U% m* F" Z% k1 v( R+ [Environment A set of automated tools, firmware devices, and hardware necessary to test software. The automated tools may include but are not limited to test tools such as simulation software, code analyzers, test case generators, path analyzers, $ X# t; j3 p/ b9 i* h: U( O/ tetc. and may also include those tools used in the software engineering 2 I) j) w9 w; p" e0 xenvironment. 0 B1 g. }3 \( v3 T$ k- d; b, ~SOI (1) Silicon-on-Insulator. (1) See Space Object Identification. 9 D* v" g! q* \SOIF See System Operation and Integration Functions. SOJ Stand-Off Jammer. MDA GLOSSARY, VER. 4.0 S : k. p4 ~1 I- W r5 q270 2 W) A6 y$ d9 dSoldier-Machine Interface * W% W+ C Z/ W4 c! V$ wConsiderations through system analysis and psychophysiology of equipment designs and operational concepts, to ensure they are compatible with ) J8 `$ j- g a) R$ K# M8 Z) Ucapabilities and limitations of operators and maintainers. Sole Source / q4 U( ]/ b7 ~# t% B& b: yAcquisition : f' ` M% L# q! jA contract for the purchase of supplies or services that is entered into a proposal 1 x; ~2 F6 v& Hto be entered into by an agency after soliciting and negotiating only one source. SOM System Object Model. : X) w2 j- N, b! H7 T- Q+ ESONET Synchronous Optical Network. SOO Statement of Objectives (See also SOW). SOP See Standard Operating Procedure. SORTIELOT Sortie Allotment message (JFACC term). SORTS Status of Resources and Training System. SOS Silicon-on-Sapphire. SOSUS Sound Surveillance System (USN term). # C) M9 J3 E7 ~% r5 j$ }. [# OSource Selection Authority 7 E2 v. ? b% S5 t8 mThe official designated to direct the source selection process, approve the % g" y. N& G/ B; r4 T3 Fselection plan, select the source(s), and announce contract award. Source Selection Evaluation Board $ H6 j; J4 F" D' V7 _8 z. i' ?: mA group of military and/or government civilian personnel, representing functional ( u9 L9 b b& w; Tand technical disciplines. It is charged with evaluating proposals and developing 0 r" }1 |! q# x& y! v# Lsummary facts and findings during source selection. / O4 J: d5 }- } C/ U' M1 \Source Selection Plan (SSP) A formal written document, which sets forth the source selection organization 1 g$ `* b5 E- E! g* f9 y& Fand management chain for a specific acquisition. It provides a guide for evaluators on how to conduct the evaluation, it details the criteria to be used to evaluate the offers received in a competition procurement, and it establishes a basis upon which to distinguish between proposals and to make an award. The SSP is written by the Program Office and approved by the SSA. SOW Statement of Work. SP (1) Security Personnel. (2) Self –propelled. (3) Signal Processing. SP-100 Space Power-100 kW. - ~( C8 l. a) @# m9 ISP/CR Software Problem/Change Request. ! W/ M9 }$ n) M4 ^SPACC Space Command Center. Space and 4 s- ~0 ^1 Q9 ]& ~0 ^# k1 x5 }+ ZMissile Tracking System (SMTS) Space-based satellite sensors for surveillance, tracking, and discrimination of % d2 Q6 y3 x1 p, J% m0 Genemy objects during post-boost and midcourse phases. These sensors support ground-based interceptors for both theater and national defense. Space-Based Architecture ( N* ~3 h# d/ o8 Z/ G DStudy (SBAS) ! F/ D- W2 J6 ^5 W2 l. e5 v5 ~A 1989 study to review the space-based elements of the Phase I SDS 3 L- Y/ r6 W- W; H: t$ Tarchitecture, with emphasis on Space-Based Interceptor (SBI), Brilliant Pebbles (BP), and the Space Surveillance and Tracking System (SSTS), to define and justify a recommended architecture for Phase I and beyond. ! Q! C# w, N. [MDA GLOSSARY, VER. 4.0 S 271 8 d l- F# f& x1 E# CSpace Based Infrared System d* y; J1 s/ o" [0 C(SBIRS) SBIRS will be a consolidated system that will meet United States infrared space ' w" y/ g! ]! V/ T5 tsurveillance needs through the next 2-3 decades. SBIRS is intended to be an " C. ]: T. p- F2 P0 o" J, k0 i8 ]integrated “system of systems” including multiple space constellations and an evolving ground element. The baseline SBIRS architecture consists of four ( }+ r* K1 F$ C- q5 }7 o, H4 QGeosynchronous Earth Orbit (GEO) satellites; two sensors on Highly Elliptical Orbit (HEO) satellites; Low Earth Orbit (LEO) satellites; a ground system ) i. O* q. @) Nconsisting of a CONUS-based Mission Control Station (MCS), a backup MCS, a survivable MCS, and oversees relay ground stations and re-locatable terminals; and associated communications links. The SBIRS is designed to meet the missile defense, missile warning technical intelligence, and battle space 6 v0 n9 e2 Y1 H& N& n* mcharacterization mission requirements identified in the JROC-validated SBIRS Operational Requirements Document. The SBIRS program will begin replacing 9 I: |: ~8 Z8 Fthe operational Defense Support Program (DSP) ground segment in 1999 and 4 }+ l3 s( U$ `3 l4 Bbegin replacing the DSP satellites in 2002. , g. F% ?2 K( u3 W4 i& O+ {4 w0 mSpace-Based Interceptor (SBI) , w+ a, ?+ I/ [* P: Y$ U4 Q. {OBSOLETE. A distributed set of low earth orbit satellites that may provide launch detection and booster tracking, and that serve as kinetic or kinetic energy % L/ p) U3 @ Ointerceptors of boosters, PBVs, and/or RVs. (USSPACECOM) & o: N: P& g8 uSpace-Based ) ]/ I a' ~. @9 \8 |Sensor A system that provides global above-the-horizon surveillance to detect and track 3 D" |% E. S4 D" T, v' W8 rPBVs, object clusters (RVs and penaids), and resolved midcourse objects, as 7 ?6 o b* R9 Y: G1 m( Mwell as below-the-horizon tasked hot spot detection of boost phase missiles ; I& d8 S0 K6 }when cued by a space-based weapon or a priori knowledge. It provides surveillance data for use in situation assessment, operational intelligence % h/ K8 h+ i; E0 i' Tcollection, and for cueing other sensor and weapon elements. During 5 B' u0 h: H: `7 M$ @& m) {midcourse, sensors discriminate and track RVs and associated objects to support 4 V- \1 }2 o8 T" P( T% nmidcourse engagements. (USSPACECOM) Space-Based Surveillance and Tracking System 6 |/ X3 ? q' h8 [' E% z+ y! p(SSTS) OBSOLETE. A satellite-borne electro-optic tracking and surveillance system in ) D6 E0 }+ r( R6 _2 @0 Omedium earth orbit. The satellites would track targets from medium earth orbits against a cold space background and near the earth limb. Individual objects’ state vectors would be generated from correlated information from two or more sensors. (Predecessor to Brilliant Eyes (BE). 4 a2 M; C) I6 N5 I# XSpace Command 9 A/ K; }" b; E. \% U3 J' o8 N+ cCenter (SPACC) # c+ ~- H5 N$ o& d* o+ z6 N: hA USSPACECOM center located on Peterson AFB, CO, in Building 147(1). It is 7 w5 E0 E8 ?# t$ P9 I1 U3 j3 Vthe primary command facility for USSPACECOM providing USCINCSPACE with " {6 K3 P5 x, v$ W) ethe information necessary to perform assigned missions.

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Space Control Operations Operations that provide freedom of action in space for friendly forces while, when 9 I! A3 ], N0 y% p6 Odirected, denying it to an enemy; includes the broad aspects of protection to US . |/ F, G0 \+ }5 x/ Wand Allied space systems and negation of enemy space systems. Space control ' }1 J! q* F/ C- S- S) D) Toperations encompass all elements of the space defense mission. Space Defense The defensive aspect of space control operations which includes all active or % t: w; Y' G( e5 V+ Npassive measures planned or taken to defeat attacks against friendly space 2 p6 M" L/ F9 B" o: R% @systems or enemy attacks from space. % b; O" H0 S3 I0 W7 oSpace Defense Operations ' O( N1 ]3 \ T8 ]9 uCenter (SPADOC) 0 E% O: D8 C5 R8 i) PA center in CMAFB responsible for monitoring and reporting of ASAT attacks on & c3 T% A0 j# J; i- Y4 q+ xBlue satellites, negating designated satellites, and reconstituting and protecting 7 t1 s- F& v: `7 }designated satellites. ! a Z5 a: K4 X1 U# e( zSpace Detection 3 ]0 i2 i$ N' ^8 t% V! u3 band Tracking % m* U# ?# d( X9 l9 E! h3 XSystem . F7 z$ G1 B' _1 l(SPADATS) A network of space surveillance sensors operated by the U.S. Air Force. MDA GLOSSARY, VER. 4.0 S 272 $ b$ b9 Q( J8 [- CSpace Environment & V/ e1 {" T' B7 Q4 B0 b/ qForecast Center 8 |7 a9 }2 f7 Q(SEFC) - L- e- Y/ [7 U: J0 E g8 FCenter at Peterson AFB, CO that supplies terrestrial and solar weather to the CMAFB Weather Support Unit (WSU) and designated USSPACECOM units. 0 H4 p* N7 c. w6 D* iSpace Forecast Center (SFC) ! l! z* r& X8 G; x3 xCenter at Falcon AFB, CO that supplies solar and space environmental 3 q! v* b6 f& [' y7 x1 |warnings, analyses, and forecasts to USSPACECOM, NORAD, and DoD customers. 6 {# V" L$ V4 n. t2 V% i' LSpace Mines Devices that can track and follow a target in orbit, with the capability of exploding 4 W. @" ~4 u0 Non command or by pre-program to destroy the target. # Z$ A8 y* z" {Space Object & o3 J7 ]" |- Y' UIdentification # t% {2 x# S3 S* `# E9 d(SOI) Use of radar, imaging, and other collection resources to determine size, shape, ephemeris, and identity of space objects. 7 r Q+ a. z5 J2 A- D$ [Space Power Generation and control of electrical energy in space, from various originating sources (e.g., nuclear, chemical, solar). 1 A6 C9 b e- L% m' M" m4 G8 KSpace Support 6 s" D8 G2 F* |' K( W, COperations 4 L% |, f. D! j: ]. J6 R* V0 OOperations required to ensure that space control and support of terrestrial forces & u+ D* B6 \( R+ I6 T' \are maintained. They include activities such as launching and deploying space $ C: `& p7 P# M: jvehicles, maintaining and sustaining space vehicles while on orbit, and . s0 q9 f# K2 e" s. k1 M# [+ I+ _recovering space vehicles if required. Space Surveillance 8 d# \* O0 ?) k- [, O' W(SPASUR) An operational space surveillance system with the mission to detect and f: A+ \! s0 Cdetermine the orbital elements of all man-made objects in orbit of the earth. The mission is accomplished by means of a continuous fan of continuous wave energy beamed vertically across the continental United States, and an ' h U t) R( N7 P/ d. o M2 ~associated computational facility. It is the Navy portion of the North American Aerospace Defense Command Space Detection and Tracking System. Space ! \6 x2 X2 a. a( A, x: f. mSurveillance Center (SSC) , [+ y; y5 L+ K/ YA center in CMAFB responsible for maintaining the satellite catalog, laser ) M7 {- J; u2 D. gclearinghouse, collision and RFI avoidance, and Tracking and Impact Prediction ) |" w( a# c. z7 A) K(TIP). / Q+ H; T3 `! X5 q; ?; G) Z3 t9 ISpacetrack USSPACECOM global system of radar, optical, and radiometric sensors linked to a computation and analysis center in the Space Surveillance Center. The Spacetrack mission is detection, tracking, and cataloging of all man-made ; [# ^5 m# q. s& K sobjects in orbit about the earth. Space / I# {' \$ Q' E( E' y0 LTransportation System (STS) & t. J I1 I* F+ b. e; u) o+ r4 M3 qA national asset that provides routine access to space for both civil and defense / k1 U$ H5 f4 D" e( @( a( d- ousers. Elements of the STS include the Space Shuttle, upper stages, Spacelab, launch and landing facilities, simulation and training facilities, and mission control facilities. The STS is a reusable system capable of deploying a 7 b9 n4 C. g2 \; E, Qwide variety of scientific and applications satellites. It can carry payloads weighing up to 65,000 pounds. SPADATS Space Detection and Tracking System. $ e: s5 C6 j" _& k2 H {$ OSPADCCS Space Defense Command and Control System. 5 J5 K) D) E" ^% W7 ]: i) d) U( d& zSPADOC Space Defense Operations Center. (U.S. anti-satellite mission control). SPADTS Space Detection and Tracking System. SPAR System Performance Analysis Report. MDA GLOSSARY, VER. 4.0 S 273 SPARTA SPARTA, Inc., Laguna Hills, CA. Spartan Nuclear-armed, long-range mid-course interceptor used in SAFEGUARD/Sentinel systems. & v4 S( |. }% m% {SPAS Space Power Architecture Study. 7 ^( t9 m- f3 QSPASUR See Space Surveillance. SPAWAR Naval Space and Warfare Commend. / m' ^1 R9 A) pSPC (1) Statistical Process Control (2) Special Program Center. (3) Special Programs Center. SPE Senior Procurement Executive. SPEAR Space Power Experiments Aboard Rocket. SPEC Specification. Special Data 6 Z- ~" G0 h* ^; d; k$ K! b# F! t0 Y+ aCommands ' a* ^2 g1 A' x8 Z; _& @' |Special, non-routine commands distributed for surveillance battle management, and fire control. ) ` E E4 X5 b A4 _; `, a( xSpecial # M6 Y; o9 b+ n6 S8 jPrograms Center 8 ?3 Z3 U g$ R4 C" ]2 nNational center for threat modeling and production. Located in the National Test Facility at Falcon AFB, CO. L" o/ [* C! ~) ]Special Test 5 c! H6 s: d; f. l5 MEquipment (STE) $ [5 |! s: V, _% W2 GSingle or multipurpose integrated test units engineered, designed, fabricated, or modified to accomplish special purpose testing. Such testing units comprise electronic, hydraulic, pneumatic, mechanical, or other items interconnected so as to become a new function entity, causing the individual item or items to become 7 A1 a7 C: N) z8 M+ {interdependent and essential in the performance of special purpose testing in 1 V# I7 U }2 M9 e3 i( j' ethe development or production of particular supplies or services. 6 X$ b. z1 r" YSpecification A document (or other media) that specifies, in a complete, precise, verifiable ; [% s; J% H8 D9 I; f Imanner, the requirements, design, behavior, or other characteristics of a system or component, and often, the procedures for determining whether or not these ' @" p/ R; ~0 d9 u* i# uprovisions have been satisfied. Specification . l9 s1 ~. z/ Q) U2 cLanguage A language, often a machine-processable combination of natural and formal language, used to specify the requirements, design, behavior, or other 7 G: {1 \- I' K7 b G$ Icharacteristics of a system or system component. 1 ?. f' R- A* _; w& c6 d/ VSpecified Command ; t. k: g3 n2 ]9 y& j- oA command that has a broad continuing mission and that is established and so 3 b Z$ @7 n/ n# ^$ S' A! v4 T% bdesignated by the President through the Secretary of Defense with the advice and assistance of the Joint Chiefs of Staff. . ^" b; h0 T, k5 Z3 FSpeckled Trout C-135C airplane with ACBA equipment. SPEED System Planning, Engineering, and Evaluation Device. % |& y. w% t( R* f7 Q: G& G% C, QSPF Standardized Plume Flowfield. ' M1 Z3 R: | `SPFE Special Projects Flight Experiments. 6 ~- V8 b2 h+ v) ^9 ISPICE Space Integrated Controls Experiment.

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SPIMS Strategic Program Information Management System (SDIO/MDA term). MDA GLOSSARY, VER. 4.0 S ; y" V' ]; r8 U274 SPINE Shared Program Information Network. SPINS Special Instructions (JFACC term). ; \0 c7 n; L9 H( b$ F5 ^Spiral ! k1 X) h- r/ P6 K6 D/ U/ tDevelopment An iterative process for developing a defined set of capabilities within one 6 H& |" S M. T: ~* G! h' Cincrement. This process provides the opportunity for interaction between the user, tester, and developer. In this process, the requirements are refined through experimentation and risk management, there is continuous feedback, and the 7 y% w1 y" l$ E. U& f. X# [user is provided the best possible capability within the increment. Each increment : J6 q* N8 Y( B7 Q: s- smay include a number of spirals. Spiral development implements evolutionary 3 n+ {$ b. ^3 c& `' L1 E7 Sacquisition. SPIRE Space Performance in Radiation Environments. 3 n& i4 S! r! F4 RSPIRIT Space Infrared Imaging Telescope. SPM Software Programmer’s Manual. * O9 h; K3 `% v$ qSPO See System Program Office. (Air Force) 6 u2 H6 N' t8 J6 h0 n! TSPOCK Security Proof of Concept Keystone. . Y: H* v8 c4 `' d0 N7 _+ y( u; y R# lSPOD Seaport of Debarkation. ) y5 r+ U5 _; O1 kSPOE Seaport of Embarkation. Spoofing Any technique by which sensitive information or commands may be substituted 8 U* z9 R' p( Tor stopped without the knowledge of the authorized personnel involved. ; m" r( f/ | P6 B; wSPOT Systeme Probatoire d’Observation de la Terre - French observation satellite 6 }9 F. p6 m# I: {( H' @SPP System Performance Parameters. SPR (1) Secretarial Program Review (AF). (2) Secretarial Performance Review (OSD). (3) Sponsor’s Program Review (Navy). Sprint Nuclear-armed, short-range interceptor used in SAFEGUARD/Sentinel systems. SPRM Solid Propellant Rocket Motor. SPRN (Former) Soviet system for missile attack warning. - e) s7 x% G6 C6 SSPS Software Product Specification. 6 Y! e/ ]/ p: O0 v4 GSPT Support. 9 s g( s1 ^# y kSPY-1 AEGIS radar. & u; ~; t3 y; |; Z1 rSQA Software Quality Assurance. SQL Structured Query Language (Computer term). sqrt Square foot. SR AFSPC Regulation. SRA System Requirements Analysis. MDA GLOSSARY, VER. 4.0 S 275 SRAM Short-Range Attack Missile. SRB Solid Rocket Booster. SRBM See Short Range Ballistic Missile. SRD Systems Requirement Document. . S% _8 U% K9 B$ DSREMP Source Region Electromagnetic Pulse. SRF Strategic Rocket Forces. SRHIT OBSOLETE. Small Radar Homing Intercept Technology. Predecessor program & c) {0 |8 n H; L" ?: J( Eto Flexible Lightweight Agile Guided Experiment (FLAGE). SRIM Short-Range Intercept Missile. SRINF Short Range Intermediate Nuclear Force. SRL (1) Site Readiness Level. (2) System Readiness Level. 9 c- t2 c, Y5 k(3) Super Radiant Laser. $ B1 C8 C. q" NSRM (1) Small Rocket Motor. (2) Sensor Response Model. % {+ A8 u9 m# T( W8 i( Y. t9 ~SRMP Sounding Rocket Measurement Program. 8 D+ B4 U5 u7 e! q1 y) iSRMSC Stanley R. Mickelsen SAFEGUARD Complex site. " M! ~$ y$ E+ G$ ZSRMU Solid Rocket Motor Upgrade. SRO System Readiness Objective. ' z$ E& S' x0 E" c4 n/ k- Q; NSRR System Requirements Review. ) c( L+ |0 ? R0 G% }SRS (1) Site/System Requirements Study. (2) Software Requirements Specification + e- O* z8 J, _, o: q7 h4 l- HSRT Strategic Red Team. SRTBM Short range theater ballistic missile. SRU Shop Replaceable Unit. # O. W& z4 i5 Q }/ WSRV Single Reentry Vehicle. , S& ]$ W1 H4 k4 I5 MSS (1) Solid State (USASSDC Family of T-GBR term). (2) Simulator System. " O2 z! u! I3 P9 SSS- Surface-to-Surface. ) ?& M1 d, P0 Y2 W6 z9 b' LSS-18 Largest ICBM in former Soviet inventory credited with carrying 10 RVs, but capable of holding many more. * f, o/ D; u7 ]/ u# a7 w' \! |5 |1 [SS96 Summer Study 1996 [Director, MDA]. SSA See Source Selection Authority. SSAC Source Selection Authority Council/Committee (Acquisition term). . i( t* k z5 Y5 K( YMDA GLOSSARY, VER. 4.0 S 276 + s* Q9 K8 h$ {; g; e+ ^3 HSSB Single Side Band. SSBN Ballistic Missile Submarine (nuclear). SSC (1) See Space Surveillance Center. (2) Scan-to-Scan Correlation. # o1 n) l) J/ `) K: g7 w7 S/ @4 A: h" {(3) Strategic Systems Committee. * P/ ^( n) d( H0 k1 i; b6 Z; y% q3 d(4) Skill Specialty Code (USAF ILS term). ) ^0 Z- n3 B8 f& G3 Y! D(5) Source Selection Chairman (Acquisition term) & G2 d: s5 N* G% D6 v$ b(6) Standard Systems Center, Gunter AFB, AL. (7) Surface-to-Surface [Ground-launched] Cruise [missile]. ' x9 n9 U& f/ t( s( a(8) Stimulation Support Center. SSCM Surface-to-Surface Cruise Missile. SSD OBSOLETE. Space Systems Division. (Now USAF/SMC.) 5 z4 P0 `3 r, e' D* a/ |SSDA Solid State Demonstration Array. SSDC Space and Strategic Defense Command (US Army). SSDO System/Segment Design Document. ) M- A$ z/ H3 f& }2 p: LSSDR Subsystem Design Review. SSE (1) See System Security Engineering. * ]! |) l! x$ @ T- e(2) Space Surveillance Experiment. (3) System Simulator Environment. ; k8 o H+ ]4 \. d( LSSEB Source Selection Evaluation Board. SSEKP Single Shot Engagement Kill Probability. # B& T' l+ r, T# R/ l) iSSGM Strategic Scene Generation Model. 3 @9 f _' o( |6 M' {SSI (1) Sensor Segment Interface. (2) Sensor System Interface. y# R, p6 S4 |$ U( ]9 g: bSSIMU Solid State Inertial Measurement Unit. 4 _5 x9 p" ~' Y. c: ]SSKP Single Shot Kill Probability. SSL Solid State Laser.

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SSM Surface-to-Surface Missile. SSM/I Special Sensor Microwave Imagery (Weather Satellite term). SSM/T2 Special Sensor Meteorology Temperature and Vapor (Weather Satellite term). SSM/TI Special Sensor Meteorology Temperature (Weather Satellite term). ; p/ W3 M1 e6 `7 H" j2 D% cSSMP See System Security Management Plan. SSMS See Standard Survivable Message Set. SSMTR Sary Shagan Missile Test Range. " W% X! D& @* Z, s+ O! ?; g3 sMDA GLOSSARY, VER. 4.0 S ) O% N: m, S0 o& [277 SSN (1) Space Surveillance Network. (2) Submarine, Nuclear powered (navy Ship Designation term). SSO Special Security Office. # u' Y( B; h4 R0 U$ `SSOD Special Session On Disarmament. SSP Source Selection Plan. & I" g3 k v2 j6 f) K) v: ]& P$ e' MSSPAR Solid State Phased Array Radar. 3 y7 A5 t: S8 ` ZSSPK Single Shot Probability of Kill. SSPM (1) Solid State Photo Multiplier. (2) Software Standards and Procedures Manual. SSPO Strategic Systems Program Office. (U.S. Navy) ( E5 ?, o0 D% V9 CSSR Software Specification Review. : x9 u" }: S- s' iSSRMP Space Sounding Rocket Measurement Program. SSRT Single Stage Rocket Technology. SSS (1) Space Sensor System. (2) System/Segment Specification. : I$ {$ j, m/ o' W% H' P. Y4 SSSSG Space System Support Group. SST System Specific Threats. SSTB System Simulation Test Bed. SSTS OBSOLETE. See Space-Based Surveillance and Tracking System. : W3 g* L- m$ USSUP System Supplement. SSWG System Safety Working Group. ) Z `8 @3 |' e& _% p8 o- h6 u2 _ST Simulation Tool. ST/STE Special Tooling/Special Test Equipment. ! s% A, Z( K' X# z; ]6 cSTA Significant Technical Accomplishments. Stage An element of the missile or propulsion system that generally separates from the missile at burnout or cut-off. Stages are numbered chronologically in order of burning. ( }8 |5 F% ]# c9 W8 pSTAGE Simulation Toolkit and Generation Environment. STANAG Standardization Agreement (NATO). * T+ w3 L e) N* ]3 o$ ~; k' y9 oStandard Missile A shipboard, surface-to-surface/air missile. Standard Mobile ( Y0 s/ `6 e$ D! n5 M+ j& b5 gSegment (SMS) SMS is to be the standard for all future ground mobile, air transportable - }5 e. i2 I! B: s, L: W) K( Y' lcommand centers. # s( w# R2 k3 f1 i( a$ C( o* t+ @MDA GLOSSARY, VER. 4.0 S 8 Y3 W2 Q, a: y: B, B1 N, R+ o278 Standard Survivable 1 _) t& e3 s! p6 i( ]Message Set (SSMS) , h( c$ A5 f% f$ ~Message set, which contains the standard format used by ITW/AA data sources. Standardization The process by which DoD achieves: (1) the closest practicable cooperation % h7 j- q9 s! Q! {: i* f" m/ Lamong forces; (2) the most efficient use of research, development, and production resources; and (3) agreement to adopt on the broadest possible + c4 }0 y' r$ Sbasis the use of: (a) common or compatible operational, administrative, and & ] J$ p" b3 g! o8 g! C+ elogistics procedures and criteria; (b) common or compatible technical procedures : L2 q* |- F9 ^) vand criteria; (c) common, compatible, or interchangeable supplies, components, 1 a: \6 I! f/ D; m1 q0 yweapons, or equipment; and (d) common or compatible tactical doctrine with 9 n' Q% S; l/ g4 W; X5 dcorresponding organizational compatibility. STAR System Threat Assessment Report. 0 M% {1 ^! E( Y* `: \STARS (1) Strategic Target System. $ B* T0 l i9 X" Q( w(2) Strategic Tactical Airborne Range System. ! X2 b3 o# `# t! ](3) Surveillance and Target Attack Radar System. START Strategic Arms Reduction Treaty. . R4 d; A0 U ^' ISTASS Space Transportation Architecture System Study. * t' ?+ T! g2 [! v% HStatement of Work (SOW) That portion of a contract that establishes and defines all non-specification requirements for contractors’ efforts either directly or with the use of specific cited - a1 ]' `9 q+ U2 x- Y# C r) a! ddocuments. " F/ {" _) g/ N- H9 ^9 \Static Analysis The process of evaluating a program without executing the program. See also desk checking, code audit, inspection, static analyzer, walk-through. Contrast with dynamic analysis. STB Surveillance Test Bed. STC SHAPE Technical Center. STD System Technology Demonstration. $ y5 b- e5 [) c! ]7 _STDN Secure Tactical Data Network. STE See Special Test Equipment. & ~2 U/ P/ v8 ?; IStealth A technique used to frustrate discrimination that uses the decoy shape and 1 d4 k5 p4 A5 w$ h) k. j T5 x( _material content to reduce the reflected IR, radar, optical or acoustic crosssection to the defensive sensor. ) K7 \, W f# b1 Y* g/ ?- qStellar Guidance A system wherein a guided missile may follow a predetermined course with ; r0 c$ o* `- N; [, `reference primarily to the relative position of the missile and certain pre-selected 7 a3 S8 M, l: P' y# }celestial bodies. * z# a, ^, n* O7 a kSTEP Surveillance and Tracking Experiment Program. ! ~0 }: n4 P( B+ A( f7 c& p) rSteradian The unit of measure of solid angles equal to the angle subtended at the center ( j P) m& f7 w) Gof a sphere of unit radius by unit area on its surface. # r9 Y3 }( @( P. _/ DStereo Using two or more sensors. MDA GLOSSARY, VER. 4.0 S 279 # c0 G0 l1 U/ j1 n5 l) HSTF Static Test Facility. - E8 v; T* T+ Q* B, ySTILAS Scientific and Technical Information Library Automation System (USASSDC 3 N. F" x. x& m J8 ^7 Yterm). Stimulated Emission Physical process by which an excited molecule is induced by incident radiation to emit radiation at an identical frequency and in phase with the incident radiation. + m0 r, Z# [, w- H# ^9 TLasers operate by stimulated emission. ! X& T8 O. t; ^- w7 R* vSTINFO Scientific Technological Information.