航空缩略语词典

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SBS Stimulated Brillouin Scattering. SBSim Space-Based Simulator. 3 I$ W w; u1 i0 a6 VSBSS Space-Based Surveillance System. SBV Sensor Space-Based Visible Sensor. * ^0 V" {7 z& h# s+ X4 \SBWAS Space-Based Warning System. 5 y2 X' c0 {6 D2 w$ L# ^SBWS Space Based Warning System. $ R! ~; D1 N% G; m* [3 T" u* MSBX Sea-based X-band Radar – A moveable platform for the BMDS test bed SC (1) System Center. (2) System Concept. (3) Simulation Center. (4) System & O$ N4 S1 l7 k2 L cController. SC/BM System Concepts/Battle Management. t$ U+ T/ Z5 U9 j) U# lScaling Law A mathematical relationship, which permits the effects of a nuclear (or atomic) explosion of given energy yield to be determined as a function of distance from " o5 k& b/ l4 J% C" \/ s- |the explosion (or from ground zero), provided the corresponding effect is known " Q% k1 _2 }, Q" @9 o4 F& gas a function of distance for a reference explosion (e.g., of 1-kiloton energy & P" z1 Y. w$ G1 S7 r: |% _8 Tyield). Scan 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, helical, conical, spiral, or sector. ' p, _$ @1 @- n( WSCARLET Solar Concentrator Arrays with Refractive Linear Element Technology. 1 ^3 d) w: p4 L8 xScattering The diversion of radiation, including radio, radar, thermal, and nuclear, from its 9 R+ A& J0 d8 H( loriginal path as a result of interactions (or collisions) with atoms, molecules, or 2 Z i4 S: n) g- ]& s* Plarger particles in the atmosphere or other medium between the source of the 6 E( S, c+ U: A$ q% Wradiations (e.g., a nuclear explosion) and a point at some distance away. As a 7 v( b) R9 z6 P$ w {: L( dresult of scattering, radiation (especially gamma rays and neutrons) will be received at such a point from many directions instead of only from the direction ) p4 F( ]0 k9 t5 _6 Fof the source. SCB Strategic Defense System Control Board. SCC (1) Standing Consultative Commission (Treaty negotiation related term). : M8 ~9 J+ ^6 B(2) Space Control Center. . i# c" F k1 u. K/ }0 fMDA GLOSSARY, VER. 4.0 S ) J% n8 o; @0 [, C/ z/ O8 e258 SCCB System Configuration Control Board. 6 W/ R. j/ F0 s5 _6 YSCDL Surveillance Control Data Link. + v( r' F# A# Y( B! y; h! `% G5 DSCE Submunition Chemical Experiment. SCF Satellite Control Facility. SCG Security Classification Guide. SCI Special Compartmented Information (Security term). SCIF Sensitive Compartmented Information Facility (Security term). 0 G& x; W* @ @& q- H0 `SCIT Systems Concept Integrated Technology. SCMP Software Configuration Management Board. SCN (1) Specification Change Notice. (2) Ship Construction and Conversion (Navy). : d, j" O# U( o9 Q" u @- u(3) Space Communications Network. SCOMP Secure Communications Processor. 9 o; l+ Z$ e5 ^0 G; G! g$ x% jSCOPA Survivable Concentrating Photovoltaic Array. 1 G: }( P# | }6 I$ W' A$ F' ZSCORE Scientific Cooperative Research Exchange (US-UK). A science exchange to investigate theater missile defense related issues. SCP System Concept Paper. 3 H4 d2 H3 m$ aSCR Special Contract Requirement. - O$ A$ A! _2 I) M' TSCSI Small Computer Systems Interface. # L# ^! z5 ~; Q+ xSCT Single Channel Transponder. . ^% T. _6 e. M2 m. x4 \) D4 ~2 iSCUD Surface-to-Surface Missile System. ScudCAP Scud-Combat Air Patrol. , _. R X3 N, a& t! Z7 WSD Strategic Defense Command (Army term) (See also SDC). SDB System Design Board. & A5 O- t- x! _1 qSDC Strategic Defense Command (USA term). SDCC Strategic Defense Command Center. SDCE Software Development Capability Evaluation (AFMC term). # {/ _ S; \6 Z4 pSDCV Shuttle Derived Cargo Vehicle. # ?+ b7 K7 k( `$ Y& |1 A$ VSDD System Description Document. SDF Self Defense Force. SDI OBSOLETE. Strategic Defense Initiative. MDA GLOSSARY, VER. 4.0 S 259 6 S3 P2 y! n QSDIAE OBSOLETE. SDI Acquisition Executive. (Re-titled BMD Acquisition Executive (BMDAE).) SDIARC OBSOLETE. Strategic Defense Initiative Acquisition Review Council. O) m" A+ I- iSDII OBSOLETE. SDI Institute. : f; J. G6 V4 eSDIO OBSOLETE. Strategic Defense Initiative Organization. (Predecessor - }. u! E+ A4 t% V" I, rorganization to Ballistic Missile Defense Organization (MDA).) SDIO/PP Strategic Defense Initiative Organization/Program Planning. / B6 \& y8 b( }; _6 e$ f K( \SDIP OBSOLETE. Strategic Defense Initiative Program. (Predecessor program to + K3 ]* l& R0 fBallistic Missile Defense Program.) SDISM OBSOLETE. SDI Simulation. SDL Software Development Library. SDLC Synchronous Data Link Control (TelComm/Computer term). 8 E% A& L& J6 `* XSDLS Satellite Data Link Standard(s). 2 H2 @) U# l- z9 rSDN System Design Notebook. . F: d- b& b* ?9 V" d4 U; }SDP Software Development Plan. SDR System Design Review. SDRU System Design Review Update. 9 M6 H$ h/ p: { c$ c8 A. zSDS Strategic Defense System. - f. F& E* `$ b* w1 K4 m+ ISDS Element A stand-alone system (e.g., a weapon or satellite), which is the smallest entity 3 P6 j. u& M# g, }6 F Q0 t8 vcapable of performing a designated function with, specified results within the / M0 D: s, v5 g& \" S6 W1 \! OStrategic Defense System.

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SDS-CC Strategic Defense System - Command Center. SDSD Strategic Defense System Description. SDS-OC Strategic Defense System - Operations Center. 6 X* F9 J$ d1 M& t0 T ySE Systems Engineering. SE&I Systems Engineering and Integration. 4 ?: t% B/ K& N2 N% J' q4 e |SE-CPAT Systems Engineering – Critical Process Assessment Tool (AFMC term). ( A7 c( V H3 _' d1 T6 \( N$ wSEA [Military] Service Executing Agent. SEAD Suppression of Enemy Air Defenses. 6 |2 x7 l: k6 m$ f/ i' A& K9 r6 RSEALS Sea Air Land (Special Operations forces (USN). Search, Active Illuminate an assigned volume of space with electromagnetic energy and collect reflected radiation. 4 ^ }7 O; ^! I- e/ ]4 T" d9 J& M1 K9 zMDA GLOSSARY, VER. 4.0 S / r! I* w: Q; D260 8 G) ^3 {4 C+ t) b& XSearch, Passive Collect radiation from an assigned volume of space. % A2 J& c& c8 r$ }- ~SEATO Southeast Asia Treaty Organization. + u# ^2 \. s; Y4 E* hSECC Survivable and Enduring Command Center. 5 u- G. c+ r3 Y/ v' y3 TSECDEF Secretary of Defense (For Message Use Only). $ g) X) z6 q8 {SECNAV Secretary of the Navy. 3 ]2 S& o' A- H0 [ jSECNAVINST Secretary of the Navy Instruction. Second Strike 7 B; t5 n8 H" k C8 Z1 kCapability ' Y! P/ |. R. n) x% u: J- @The ability to survive a first strike with sufficient resources to deliver an affective counterblow (generally associated with nuclear weapons). / ~# ~3 f. F4 z8 R; ?( ]- OSecondary Station A station that has been selected to receive a transmission from the primary Z& w8 y. @' B# Jstation. The assignment of secondary status is temporary, under control of the primary station, and continues for the duration of a transmission. Security * M# ^ u# k e2 C0 U' e3 dArchitecture 5 g; U/ {7 h# _/ x& o6 ~9 J# B% bThe portion of the baseline SDS architecture that is responsible for preserving the confidentiality, integrity, and assured service of any of the sensitive, systemvalued functions and information elements (assets). 8 Y* l3 y0 {- c9 Z7 i QSecurity Criteria The set of requirements that should be met so the security system can provide a : F3 z/ \+ p' i6 jmaximum degree of effective deterrence at the lowest cost. Security Level The combination of hierarchical classification and a set of non-hierarchical categories that represents the sensitivity of information. $ P- J! n! x \Security Policy The set of laws, rules, and practices that regulate how an organization manages, protects, and distributes sensitive information. Security Policy % p2 i) |6 E! D; ^5 { EModel An informal presentation of a formal security policy model. # _# ^6 ^: d3 H pSecurity Program The implementation of formal security policies and procedures established by - j- J0 A* V1 C; w1 S' aDoD and other departmental publications to secure vital components of weapon 4 v5 l: l( t: a: N! ~; Qsystems and essential direct support systems from enemy hostile operations and other forms of ground attack. Security Relevant Event Any event that attempts to change the security state of the system. Also, any . `; b6 B* E* J6 ], R% P0 m7 k# revent that attempts to violate the security policy of the system. Security Subsystem That part of a weapon or defense system, which is added specifically for the performance of security, functions and not categorized as components of other subsystems. / ]; [4 X" G" O8 S& y/ I r5 J mSecurity System The aggregate of all mechanical and electronic equipment countermeasures in a system which contributes to its security from intelligence gathering and 5 \' ~8 ~# F( }/ bclandestine or overt attack, including organized system function and procedures, as well as the security subsystem. 0 t3 d2 p5 v! @# s/ 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 0 m9 X$ l F1 S8 ?6 ^environment. SED Software Engineering Division. MDA GLOSSARY, VER. 4.0 S 261 9 E- y z( M4 a1 e- ]6 gSEDD Systems Engineering Development Data Base. 8 |( B; _- b( K. E6 eSEDS System Engineering Detailed Schedule SEE Software Engineering Environment. 1 y+ x3 a( j4 j$ A7 mSEED Support for East European Democracy (P.L.101-179; 22 USC 5421). ( G( |/ Y' X+ I# cSEER (1) Sensor Equipment Evaluation and Review. (2) Sensor Experimental Evaluation Review. SEFC Space Environment Forecast Center. 8 K+ B# |8 y, vSegment A grouping of elements that are closely related and often physically interface. It " K6 M. g, r/ Q2 C, F& f% rconsists of CIs produced by several contractors and integrated by one. 3 y9 D- J6 p/ ^8 \7 lSEI Software Engineering Institute. % l1 L: |2 G, S& g/ \9 w3 `SEIC Systems Engineering and Integration Contractor. SEIC PP Systems Engineering Integration Contractor Program Plan. SEIPT Systems Engineering Integrated Product Team. * V. Q2 s3 k) E6 ?( ] _" f0 O+ pSEIT Systems Engineering Integration and Test.

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Selected Acquisition Reports (SAR) Standard, comprehensive, summary status reports on major defense acquisition 6 d+ v0 T+ @# _' Kprograms (ACAT I) required for periodic submission to Congress. Selective, 3 v" G$ W2 x1 H2 x4 X ]/ I4 d1 D' ?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 area, time of launch/arrival, or predicted threat utility (e.g., SS-18 or its follow-on). $ A, @* h( H2 x6 x* G* g$ oSelectivity Refers to choosing a subset of targets either for attack or defense. (See Preferential Defense and Preferential Offense.) + k3 C6 I1 D9 B2 d: }SEMA Special Electronics Mission Aircraft. 4 `: z: b. C; R) n' b$ }0 rSemi-Active Homing Guidance 1 O: i, a( @( ]* p% G# XA system of homing guidance wherein the receiver in a missile utilizes radiations ; F" F _6 m. r1 Dfrom a target, which has been illuminated by an outside source. Semi-Active Sensor One that does not generate radiation itself, but that detects radiation reflected 1 Y+ Q9 r) ]9 [% P! q4 ?* ^by targets when they are illuminated by other BMD components. Such devices are used for tracking and identification and can operate without revealing their own locations. * H" J4 w/ V; Z3 ^SEMP Systems Engineering Management Plan. 9 _* d! J' I9 U9 E1 _# A% m& R+ OSEMS System Engineering Management Schedule. 4 E: l3 T7 G# c n% z: g: V- FMDA GLOSSARY, VER. 4.0 S 262 Senior , v( B4 B' Y( w& H xProcurement Executive (SPE) The senior official responsible for management direction of the Service - d- R" b# h# v8 }procurement system, including implementation of unique procurement policies, 2 R+ f+ W2 \) t* r: Vregulations, and standards. The Senior Procurement Executive for all non- # h3 y) ]; h8 N" K7 S- N* X- ?. n5 {Service DoD Components is the Under Secretary of Defense for Acquisition and Technology, who has delegated many of these functions to the Heads of 8 T9 i0 |" t* p6 uDefense Agencies including the Director, MDA. SENSCOM Sentinel System Command. Sensor Data Measurement information. For a passive sensor it is usually irradiance time, and LOS. For an active sensor it may include range, Doppler, cross section, etc., as ! w ~0 B2 T+ o7 awell. " Y' ?: N5 ]" ?' i- v$ OSentinel ABM system designed for light area defense against a low-level ballistic missile , f" _; B6 c" t) Vattack on the United States. Developed into the Safeguard system in late 1960's. # }. J; I' p7 t% w) A- J: ~SEO Survivability Enhancement Option. SEP Signal Entrance Panel. ; R& [; S9 J, n; T7 c& H+ mSeparation 1 A3 V/ y- [4 I1 C* YHardware ! h, V6 U/ s1 @' N9 u2 qObjects expelled during payload separation sequence. SEPG Software Engineering Process Group. ( r3 r0 ?4 ~7 n. W" KSEPRD System Element Production Readiness Demonstration. $ Q+ W; V7 i" hSEQ Sequence, or Staff Equivalent. 6 c) W! m7 L! k* L. RSequestration 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 . U* \: E1 {& v7 s0 Z6 p/ fdelineated in the Budget Enforcement Act of 1990, sequestration is necessary if @' x+ ~8 H t4 G' |# m6 }4 Mlegislation is enacted that would cause spending in any appropriations category 5 v5 G* o, b$ hto exceed a specified cap. SERB Software Engineering Review Board. SERD Support Equipment Recommendation Data (ILS term). SERG System Engineering Review Group. + H2 P' {6 |9 [4 pService Acquisition Executive (SAE) See definition of DoD Component Acquisition Executive. Service BMD Program Executive Officer (PEO) A senior official responsible for execution of Service PMAs and for providing 2 O1 X5 `7 O/ Q: d. D' b* xguidance and Service-related direction to subordinate Program Managers. The PEO will also serve as a deputy to the GM. (Consistent with PEO authorities and 0 j8 e$ W; ]: p! l7 R+ xresponsibilities documented in DoDD 5000.1 and DoDI 5000.2.) Service $ Y* K9 Q6 N. O5 oComponent Command - A9 k6 I9 o9 f7 {& jA command consisting of the Service component commander and all those + [% n% r* ?' h& Xindividuals, units, detachments, organizations and installations under the 7 f. O* R! {8 W2 ~/ f7 D; n, Acommand that have been assigned to the unified command. ; u- U, G4 e0 g/ h: RMDA GLOSSARY, VER. 4.0 S : k T0 O7 a/ `263 / ^* [, e7 Q- q7 [5 XService Life 4 {) S2 L' V+ l6 H X! GExtension 8 e" e: o5 w1 u! Y4 {9 T6 M9 RProgram (SLEP) & L6 s% S3 B) [! e$ l2 ~, \Modification(s) to fielded systems undertaken to extend the life of the system beyond what was previously planned. ]; j9 `- Z5 ^& H$ t8 I; KService Test A test of an item, system, or technique conducted under simulated or actual operational conditions to determine whether the specific military requirements or + ^+ J- P3 U% Z% x* Z+ j+ bcharacteristics are satisfied. * B" h5 J2 s$ i- ZSES Seeker Experimental System.

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SESE Software Engineering Support Environment. 7 ]1 |, b& r1 WSET System Evaluation Threat. SETA Scientific, Engineering, and Technical Assistance. SETAC Systems Engineering and Technical Assistance Contractor. ( s* ^8 O# H: h5 @! _# j1 D' {SETP Solar Electric Aircraft Test Platform. SEW Space Electronics Warfare. SEWC Space and Electronic Warfare Coordinator. SEWS Satellite Early Warning System. " w! f7 `2 J0 F( PSF Standard Form. ) h; y7 V1 l Z$ P | a3 ~SFC Space Forecast Center. ; H4 g$ j$ q% i4 a8 oSFS Shoot-Fail-Shoot. 6 ~7 I4 S- u3 m3 K) sSG (1) Steering Group 0 P% V0 U V# M7 u* o(2) Silicon Graphics SGEMP System/Source Generated Electromagnetic Pulse. ) O5 e) L+ I5 X7 u, x2 M+ K% t) SSGLS Space/Ground Link Subsystem. SHAPE Supreme Headquarters Allied Powers Europe. SHF Super High Frequency. SHIELD (1) System High Energy Laser Demonstration. (2) Silicon Hybrid Extrinsic Long-Wavelength Detection. 0 B y+ l; C7 k4 v8 e* \3 gShielding Any material or obstruction, which absorbs (or attenuates) radiation and thus ) `9 y0 I1 x7 m1 @2 Atends to protect personnel or materials from the effects of a nuclear explosion. A moderately thick layer of any opaque material will provide satisfactory shielding from thermal radiation, but a considerable thickness of material of high density 7 w& B ^2 @0 X# nmay be needed for nuclear radiation shielding. Electrically continuous housing for a facility, area, or component, attenuates impinging electric and magnetic fields. SHIPALT Ship Alteration. Shoot-Back The technique of defending a space asset by shooting at an attacker. MDA GLOSSARY, VER. 4.0 S 1 }# s `0 i7 y, R$ \9 U) T5 Q0 L/ r264 Shoot-Look-Shoot (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 - d& v |6 d3 O8 @necessary, to achieve the kill. / ~% V" O" P* @0 l. S* FSHORAD Short-Range Air Defense. : L; F4 G, z& _# `Short Range Air : \6 s w$ p- s% p3 ~( gLaunch Target 2 P& P4 H! l; O8 J+ |3 ~Single-stage, air-launched, solid propellant theater target with threat representative reentry vehicle. Short Range 5 w: y, U; H6 }/ J4 Q8 N9 fBallistic Missile (SRBM) ( c$ q' }% B* p7 J3 FA ballistic missile with a range capability of 30 km to 1,000 km. (USSPACECOM) % X( j5 I( Q$ M, OShort Wavelength Infrared (SWIR) 7 ^1 e0 v! d. F, y; a7 s/ ]) j0 J; [Thermal radiation emitted by a source in the electromagnetic spectrum encompassing infrared wavelengths of 0.75 to 3 microns. SHOTL Simulated Hot Launch (missile engineering term). shp Shaft Horsepower. * i4 b, P9 L; h( `9 |Shrouded RVs Reentry vehicles enclosed in a material designed to shield its thermal and other characteristics. SI Special Intelligence. SI&I Systems Integration and Interoperability. SIC (1) Silicon Carbide. 5 q p+ ~; s* i$ ^! u4 M0 x" X(2) Standard Industrial Classification. SICPS Standard Integrated Command Post Shelter. 8 G) w' X0 u, n! K% gSIDAC Single Integrated Damage Assessment Capability. SIDD System Interface Description Document (US Army term). # N% |- m }) A$ _7 eSidelobes Residual EMR surrounding the main beam, which is of weaker power than the main beam. SIDPERS Standard Installation Division Personnel System (US Army term). 8 V/ F. g2 R( e+ ~0 S9 lSIDS Secondary Imagery Dissemination System. # `& A& @, Z. Z* B0 e$ kSIE SATKA Integrated Experiment. % f* v l6 X+ A% V6 \" ?* vSIF (1) System Integration Facility. (2) Selective Identification Feature + z S7 D$ B; Q1 NSIGINT Signal Intelligence. Signals Security (SIGSEC) ) o7 W1 r. y- V* {$ Q- j7 ^9 s: G; V# ]The overall program for communication and electronic security. Signal-to-Noise Ratio (S/N) (SNR) Relative power of the signal to the noise in a channel; usually measured in # X( ?% w9 j" I1 Idecibels. 9 R( _! \( P8 E8 @! U! w, _MDA GLOSSARY, VER. 4.0 S ) P( F6 V& E+ b. T) H( d4 W, w; L265 Signature (1) Distinctive type of radiation emitted or reflected by a target, which can be used to identify that target. (2) The characteristic pattern of a target displayed by detection and identification equipment. " i4 J3 N1 d* `6 U7 q5 aSignature ' k( _# B9 a+ ?1 gHistories 2 I n2 m( ^3 L; B: m( b6 g, a" tA list of observed target signature characteristic parameter values as a function of missile flight time used for target discrimination and kill assessment. & x; }1 O, K6 S; a6 F; pSIGSEC Signals Security. ' v5 t2 I3 ]. Z. pSIIPT System Integration Integrated Product Team (THAAD Program term). SIL Systems Integration Laboratory; Sunnyvale, CA. 6 ^% e& q! u/ [ Y, X+ z9 s1 ]SIM Simulation.

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SIMM Second In-line Memory Module. ! [. W! k( D$ x( K" ?2 _Simple Security Condition A Bell-LaPadula security model rule allowing a subject read access to an object only if the security level of the subject dominates the security level of the object. 8 Q# [) h* h: [$ TSIMS 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 " Z' i6 ?$ W( G# L3 nbehavior of the system modeled under selected conditions or of evaluating various strategies for the operation of the system within the limits imposed by ) w! w4 N- V8 N. v, Adevelopmental or operational criteria. Simulation may include the use of analog ' h2 g: |, H8 w2 l( J( C2 Kor digital devices, laboratory models, or “test bed” sites. Simulations are usually : c8 @8 r0 K @0 y! a$ h" l/ _programmed for solution on a computer; however, in the broadest sense, military exercises and wargames are also simulations. / k2 ~+ z6 [1 d6 s( x4 ^ i+ @. [Simulator A generic term used to describe a family of equipment used to represent threat / N- l# ~3 l& C0 H* E+ t- U9 eweapon systems in development testing, operational testing, and training. A threat simulator has one or more characteristics which, when detected by human ; e3 t6 P5 S, Gsenses or man-made sensors, provide the appearance of an actual threat weapon system with a prescribed degree of fidelity. SINCGARS Single-Channel and Airborne Radio System. Single Integrated ) [' C8 l6 m3 [9 M* VOperational Plan (SIOP) Plan by which the nuclear strategic offensive forces will retaliate when directed : [6 P9 D8 v2 @+ h0 Z5 Cby the NCA. Single-Level Device " C+ q9 I+ O3 r. `( U K! Y6 i, rA 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 1 I/ G/ e9 r1 E1 f+ ?levels, sensitivity labels do not have to be stored with the data being processed. 1 r/ o7 F4 e) V$ `0 cSinglet A space vehicle, such as a Brilliant Pebble, which contains only one intercept vehicle. SIOP See Single Integrated Operational Plan. SIP SINCGARS Improvement Program (US Army term). * U8 q2 p+ j$ s0 XSIPM Service Integration Program Manager. : v( Z. ~) w0 ~' G* NMDA GLOSSARY, VER. 4.0 S 266 5 A* ^3 Q, [: s3 c$ _SIPRI Stockholm International Peace Research Institute (Sweden). SIPRNET (1) Secret Internet Protocol Router Network. (2) Secure Information Protocol Net. SIPT (1) System Integrated Product Team. (2) Services Integrated Product Team. SIR Signal Interface Ratio. / [' h: } z. W9 y, Z- uSIRE Space Infrared Experiment. SIRMR Senior Information Resources Management Representative. SIRRM Standardized Infrared Radiation Model. 4 F7 k$ S- ~1 ?* i- `$ ASIRST System Shipboard Infrared Search and Track System (USN term). SIS Special Compartmented Information Isolation Segment. SISS Subcommittee on Information Systems Security. SIT System Integration Test. 7 h& x' Y, N/ R7 ^3 Q. ^5 USituation , u( n$ F7 O% N' c, m. kAssessment ' [; p7 J7 Q/ N% c) FThe determination of the extent to which observed event(s) constitute a threat $ l% H0 B3 [) g9 o; i j, q$ g$ Y(e.g., isolated event, mass attack, etc.), using the attack characterization information. . A+ x0 F5 G, @8 v; W G7 `SIWS School of Information Warfare and Strategy. Six Year Defense + G8 H1 r/ o* I% a0 b$ x/ r5 X, yProgram (SYDP) The official DoD document, which summarizes forces and resources associated with programs approved by SECDEF. Its three parts are the organizations 0 l% J. F" E) y9 y1 U4 Kaffected, 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 representing aggregation of organizational entities and related resources is the program element. ' M) Y, y/ e5 w: K: S) c; c( v$ j8 XSize of Threat Corridor (LxWxAltitude) A volume of space in which a particular group of RVs would occupy, defined by launch location and designated target area. , i1 |9 x& A: N# b; g! d. _SKKP (Former) Soviet system of outer space monitoring. Skunkworks A separate program management operation established to operate outside the normal process, either to expedite development or because of high security $ A# V- ?2 X+ x0 u' T- hclassification. / M1 S% t5 x1 v) V2 u4 d# O8 ]6 qSL Sea Level.

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SLAM Standoff Land Attack Missile. 8 t$ ^$ ]$ D/ [4 V5 @# ]SLAM-ER Standoff Land Attack Missile-Expanded Response (USN term). ' q5 @7 O+ E; F# wSLAR Side Looking Airborne Radar. SLAT Supersonic Low Altitude Target [missile]. ) Z' n( X7 z& bMDA GLOSSARY, VER. 4.0 S 267 - T! w4 e# f. m% }9 ], e, P$ }+ XSlave A remote system or terminal whose functions are controlled by a central "master" system. 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 8 A! ]" D$ f2 s& blimited range of operations. 8 K# X. ^5 F0 [; @" PSLBD Sea Lite Beam Director. SLBM Submarine-Launched Ballistic Missile. 3 e" f4 f C; tSLC Space Launch Complex. SLCM Sea-Launched Cruise Missile. SLD System Link Designator. ! L* i2 Z0 T7 G R5 {; @7 vSlew Time The time needed for a weapon/sensor/antenna to move from point to point. , x2 P) N2 e; z2 j8 bSLIP Serial Line Internet Protocol. SLKT Survivability, Lethality, and Key Technology. SLOC Sea Line of Communication. 9 }' \6 V7 P/ w" j, ?SLRX System Life-cycle Risk Expert. : l. g6 i# ~& ?" l- h* V( a4 ~SLS See Shoot-Look-Shoot. 2 ^) Q b' @$ Q5 ]* rSLT Strategic Laser Technology. ! J1 t k, ^# H: xSLV (1) Space Launched Vehicle. (2) Satellite Launch Vehicle. 6 ~7 p9 ]1 E. f( R& xSM (1) Skunkworks Mission. (2) System Manager. SM&R Source, Maintenance and Recoverability (ILS term). ! d8 e* H6 R$ E, B+ CSM-2 Standard Missile-2. (U.S. Navy) $ L8 z0 E1 G* U$ c' D I, E0 zSM-3 Standard Missile-3. ' K8 u/ Z& c' F" n7 y) |! s1 h) s4 u' OSM-ALC Sacramento Air Logistics Center (USAF term). 2 p, w+ c! _* A) S$ BSmall Optics Precision mirrors or refractors, less than 1 meter, and related technology, for precise pointing and tracking from/to relatively small vehicles separated by large . z- O+ U1 p& |) u! hdistances. Smart Checklist “Destroy, disrupt, damage or destroy” BMC3 tool for BMD warfighters. , Z9 ]+ V: o% p$ Y( kSmart Munitions Munitions that “think for themselves” and have the self-contained ability to search, detect, acquire and engage targets. SMAT Satellite and Missile Analysis Tool. ' ?* l; [* k% u6 ?/ @SMATH Space Materials Advanced Technology for Hardness. SMC Space and Missile System Center. 7 o4 P8 @/ |+ CSMCo Standard Missile Company. / m" B8 m7 q' N0 jMDA GLOSSARY, VER. 4.0 S 268 SMCS Standard Monitoring and Control System (for US naval ships) (see ICS). $ n4 {& V: O- z1 f/ W* j, FSMD (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. ( s" X% [5 w8 r$ l5 E& iSMES Super Conducting Magnetic Energy Storage. ! w' @' ]; {( b1 ?SMMW Submillimeter Wave. / K" J& b0 u: o9 V) j; ZSMP Soviet Military Power (US DoD publication). \" a# V% h+ c1 A) z) v% J, X% GSMR Code Source, Maintenance, and Recoverability Code (ILS term). SMS Standard Mobile Segment. ) Z. S/ R# F! i1 I: x, u/ TSMTP Simple Mail Transfer Protocol (computer term). - p o7 |7 t, {1 ^# E2 J, x* wSMTS Space and Missile Tracking System (formerly called Brilliant Eyes). SNC System Network Controller. SNDM Secretary of the Navy Decision Memorandum. $ b Q: E! g/ U- M. KSNDV Strategic Nuclear Delivery Vehicle. SNF Strategic Nuclear Forces. / Z* M5 a/ G( l; j4 ESNI San Nicholas Island. Part of the PMTC. SNIE Special National Intelligence Element. SNIPE OBSOLETE. SDI System Network Processor Engine. SNL Sandia National Laboratory, Albuquerque, NM. : O8 B! u& d2 q8 b* l9 d! QSNR See Signal-to-Noise Ratio (Also called S/N). SNRC Soreq [Israeli] Nuclear Research Center. ; @& {0 f( B; O$ @( tSOA (1) State-of-the-Art. (2) Speed of Advance. + T- M/ z6 {1 [4 G2 P8 rSOC Statement of Capability (Contracting term). SOCOM Special Operations Command. $ Y# {8 l. m" l) K4 o6 x0 C% C/ YSOCS Subcommittee on Computer Security. * t" m" d$ ?3 s% mSODD System and Operations Document. SODO Senior Offense/Defense Simulator. SOF (1) See Strategic Offense Forces. (2) Special Operations Forces. MDA GLOSSARY, VER. 4.0 S 269 SOFA Status of Forces Agreement. Software 2 I7 h% l6 \0 o* c5 C% d" j6 }8 SArchitecture 3 o3 @4 {+ E9 s9 E/ j! uThe implementation of solutions to the problems in the domain. It becomes a # v/ A8 z1 u0 x5 H5 s! Xmodel for constructing applications and mapping requirements from the domain 3 e- m* E" g8 ?7 ~3 g9 qmodel 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 need to develop a high-level design for each application within the domain. As a * ~4 |. Z; C; z& {0 k$ `' rresult, domain developers use these representations as specifications for reusable components. * z, ?* a7 n. fSoftware 4 o. c7 _9 n6 I: x: I5 L$ z/ iDevelopment ) g) K, _& \ [8 z P! wCycle (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, test phase, and sometimes, installation and checkout phase. Contrast 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 . g- ~4 ^0 ]- L, ~ l1 qproduct.

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(3) Sometimes used as a synonym for software life cycle. Software Documentation Technical data or information, including computer listings and printouts, in human-readable form, that describe or specify the design or details, explain the capabilities, or provide operating instructions for using the software to obtain % V) ^! j) }0 Z, K, Qdesired results from a software system. (See Documentation.) 1 r# E: g" D' C" @: P u% Z7 t1 }Software # A/ ~5 ?" h* z8 u6 ?Engineering 3 D+ O# p( F: m! Y(1) A discipline whose objectives are to define, create, and apply a welldefined methodology that addresses a software life cycle of planning, development, and maintenance. ; s5 T+ J) b5 H. A(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. ; y& B! f" ^6 j$ K. W; Y9 FSoftware Life Cycle 8 u1 ~, _. ~+ A5 g* dThe 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 ' x1 H! K+ O$ ]* Y, g8 V# f! R; ]includes a concept phase, requirements phase, design phase, implementation phase, test phase, operation and maintenance phase, and, sometimes, retirement phase. Software Support The sum of all activities that take place to ensure that implemented and fielded 8 [. \& m1 s3 a+ h6 x* V* H: @$ Osoftware continues to fully support the operational mission of the system. , o) g* U @( {+ f# J% ]Software support includes pre-deployment software support and postdeployment software support. Software Test Environment 6 \5 X0 M- g3 Z1 F+ G( EA 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 3 X. k! K( u. S3 fas simulation software, code analyzers, test case generators, path analyzers, " I) s+ Z5 m1 k$ Wetc. and may also include those tools used in the software engineering environment. & M8 U* B# f6 \% o" c. nSOI (1) Silicon-on-Insulator. (1) See Space Object Identification. SOIF See System Operation and Integration Functions. + G6 D$ w. A0 |( }+ L. s" q& n9 ASOJ Stand-Off Jammer. MDA GLOSSARY, VER. 4.0 S 270 Soldier-Machine Interface Considerations through system analysis and psychophysiology of equipment designs and operational concepts, to ensure they are compatible with capabilities and limitations of operators and maintainers. " D1 B2 o) y, b' b) g2 X+ USole Source ) P( {& @5 ?3 ^2 dAcquisition 2 W- [3 A+ ?# fA contract for the purchase of supplies or services that is entered into a proposal to be entered into by an agency after soliciting and negotiating only one source. SOM System Object Model. SONET Synchronous Optical Network. / W# n. e: s7 K+ c& oSOO Statement of Objectives (See also SOW). : S) |( Z/ g1 ^$ O! DSOP See Standard Operating Procedure. . m# i4 W0 j5 Z0 `. NSORTIELOT Sortie Allotment message (JFACC term). SORTS Status of Resources and Training System. $ n: c1 ~6 q. g2 `7 HSOS Silicon-on-Sapphire. SOSUS Sound Surveillance System (USN term). Source Selection 0 ~# a# i' m& L8 \! ^1 TAuthority 8 u' r5 H1 Q) P2 fThe official designated to direct the source selection process, approve the 8 Z/ t, X7 T+ S/ f" l5 u& E nselection plan, select the source(s), and announce contract award. Source Selection & b6 o0 r8 Z4 }0 e* eEvaluation Board A group of military and/or government civilian personnel, representing functional + J* W# d" n9 R# |3 Qand technical disciplines. It is charged with evaluating proposals and developing summary facts and findings during source selection. Source Selection * D6 x q7 ~6 _+ qPlan (SSP) A formal written document, which sets forth the source selection organization / d# o+ W1 i8 _1 U _1 p; rand management chain for a specific acquisition. It provides a guide for 2 v# h6 l& d. [evaluators on how to conduct the evaluation, it details the criteria to be used to " O) T$ h) h) P; H. @: Wevaluate 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. # n& M0 g* Y* C1 W2 M( GSOW Statement of Work. SP (1) Security Personnel. (2) Self –propelled. (3) Signal Processing. , j1 w3 `1 I' K2 v" r* {) k. ^SP-100 Space Power-100 kW. SP/CR Software Problem/Change Request. SPACC Space Command Center. Space and & Y/ }) L+ a6 @! g8 j5 r' kMissile Tracking System (SMTS) Space-based satellite sensors for surveillance, tracking, and discrimination of / b( ?9 @! w! r# o, y5 y+ D3 p+ zenemy objects during post-boost and midcourse phases. These sensors support " F/ U3 x( ~$ a* o1 vground-based interceptors for both theater and national defense. Space-Based / d$ E/ \( g* Z$ Q3 R9 _: yArchitecture Study (SBAS) A 1989 study to review the space-based elements of the Phase I SDS architecture, with emphasis on Space-Based Interceptor (SBI), Brilliant Pebbles (BP), and the Space Surveillance and Tracking System (SSTS), to define and 8 }6 c# t5 W* M* X, B! o& W7 Njustify a recommended architecture for Phase I and beyond. MDA GLOSSARY, VER. 4.0 S & z1 k% G. U) K2 ^4 d1 c271 Space Based % I# F+ J$ z. W3 A, D" \Infrared System 4 c* e9 {) X6 U; P' x3 |' E(SBIRS) SBIRS will be a consolidated system that will meet United States infrared space - `# d; B3 g$ g, O& b4 ?& M. @surveillance needs through the next 2-3 decades. SBIRS is intended to be an 1 @+ ^/ X+ h T) @5 w$ {integrated “system of systems” including multiple space constellations and an evolving ground element. The baseline SBIRS architecture consists of four Geosynchronous Earth Orbit (GEO) satellites; two sensors on Highly Elliptical " N: L2 N- ^. ~- \% YOrbit (HEO) satellites; Low Earth Orbit (LEO) satellites; a ground system * T9 E4 O0 Y0 [$ Econsisting 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 3 Z$ Z" K2 H4 e- m" p8 C. Omissile defense, missile warning technical intelligence, and battle space ! B3 y. J, E8 R- J9 fcharacterization mission requirements identified in the JROC-validated SBIRS $ J2 Z! l5 n* B. F M7 C! V* lOperational Requirements Document. The SBIRS program will begin replacing : e+ a5 H& T `+ |( B5 ithe operational Defense Support Program (DSP) ground segment in 1999 and begin replacing the DSP satellites in 2002. # D! z" I& k7 W' s# c+ R; f s9 L0 jSpace-Based 8 S6 l! K' ?. nInterceptor (SBI) OBSOLETE. A distributed set of low earth orbit satellites that may provide ) }1 R& b$ T: x6 B7 `6 v2 G* A5 O2 ^launch detection and booster tracking, and that serve as kinetic or kinetic energy 9 a( Q* D. Q4 Q0 ninterceptors of boosters, PBVs, and/or RVs. (USSPACECOM) 1 w; n0 F' k z$ I% {Space-Based . `, A0 Y+ {8 _7 z% T) qSensor A system that provides global above-the-horizon surveillance to detect and track PBVs, object clusters (RVs and penaids), and resolved midcourse objects, as 1 ?+ P/ v- w2 W! Iwell as below-the-horizon tasked hot spot detection of boost phase missiles when cued by a space-based weapon or a priori knowledge. It provides ! p) Y/ v# P% z6 y4 _# m! _& O1 tsurveillance data for use in situation assessment, operational intelligence 6 w- f2 f+ X8 n" c- n( Vcollection, and for cueing other sensor and weapon elements. During ; |5 Q0 |& J* q- }+ f, omidcourse, sensors discriminate and track RVs and associated objects to support 3 J" Q1 ]& ^8 f8 l$ A8 c' {6 cmidcourse engagements. (USSPACECOM) ' m/ q0 D0 G5 k- U" D' B! ^Space-Based ( J/ f: W# E9 RSurveillance and Tracking System + z& }/ M# X* ?(SSTS) OBSOLETE. A satellite-borne electro-optic tracking and surveillance system in medium earth orbit. The satellites would track targets from medium earth orbits 9 F3 ^" N i: M1 n5 W f6 dagainst a cold space background and near the earth limb. Individual objects’ * d9 b# I5 d* k: Y. `state vectors would be generated from correlated information from two or more sensors. (Predecessor to Brilliant Eyes (BE). Space Command 7 C; Y! F5 @% ]- C# V1 j- }: sCenter (SPACC) A USSPACECOM center located on Peterson AFB, CO, in Building 147(1). It is the primary command facility for USSPACECOM providing USCINCSPACE with # h* h9 U8 d$ K+ Lthe information necessary to perform assigned missions.

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Space Control 0 ?8 G( H4 J* y# R+ q( ]) |+ @Operations 4 ~- K3 D) b. `7 DOperations that provide freedom of action in space for friendly forces while, when directed, denying it to an enemy; includes the broad aspects of protection to US * e, J u9 a: M7 J1 |and Allied space systems and negation of enemy space systems. Space control 5 N( A- a% ]; F' u+ }0 M4 r1 toperations encompass all elements of the space defense mission. Space Defense The defensive aspect of space control operations which includes all active or $ z4 g* `1 k, M2 q4 Z9 w wpassive measures planned or taken to defeat attacks against friendly space systems or enemy attacks from space. , ~1 [$ t6 G+ N. u5 ^+ `8 MSpace Defense 8 n* y# e- k- @ i4 x) _( OOperations Center (SPADOC) : Z N' R' o# C: TA center in CMAFB responsible for monitoring and reporting of ASAT attacks on & S6 i3 K, O& J( NBlue satellites, negating designated satellites, and reconstituting and protecting 0 ?# E" q( F) pdesignated satellites. Space Detection + k* P+ b3 g0 E9 v5 G5 q! Z9 Mand Tracking ( Y) d' H: n9 I" l( D/ M+ CSystem (SPADATS) A network of space surveillance sensors operated by the U.S. Air Force. MDA GLOSSARY, VER. 4.0 S * p9 `$ J& Q& I/ b1 T* @272 # V4 g7 u% N( ~6 vSpace Environment Forecast Center ! H% y- T1 y& P4 B% D0 [/ }1 b(SEFC) Center at Peterson AFB, CO that supplies terrestrial and solar weather to the 2 l- j" ?4 l% TCMAFB Weather Support Unit (WSU) and designated USSPACECOM units. Space Forecast Center (SFC) 2 ]- Q" Q3 X; `' |7 ~Center at Falcon AFB, CO that supplies solar and space environmental / q* V) X$ L Q. wwarnings, analyses, and forecasts to USSPACECOM, NORAD, and DoD 7 ~* d" M- ~0 `9 D5 {, Lcustomers. , `4 V! h7 t0 xSpace Mines Devices that can track and follow a target in orbit, with the capability of exploding N% ~6 T+ T4 ^+ Ron command or by pre-program to destroy the target. 2 m1 t1 ~/ j/ K5 a; ^Space Object ; s9 o; M+ y2 n6 z# G7 x/ gIdentification 1 I. F* F7 y0 m' M6 m( B(SOI) ! }/ D/ L' [1 [' v6 v6 ?) QUse of radar, imaging, and other collection resources to determine size, shape, ephemeris, and identity of space objects. 0 [' H% A& T) e& HSpace Power Generation and control of electrical energy in space, from various originating sources (e.g., nuclear, chemical, solar). 9 ^# S5 \& g0 _! i8 s% y' ^: ~Space Support Operations Operations required to ensure that space control and support of terrestrial forces are maintained. They include activities such as launching and deploying space 9 |1 B7 X/ y" }9 Uvehicles, maintaining and sustaining space vehicles while on orbit, and recovering space vehicles if required. Space Surveillance + u/ o. \4 C# j- ]4 x+ \(SPASUR) An operational space surveillance system with the mission to detect and determine the orbital elements of all man-made objects in orbit of the earth. The ! f# G; |/ V2 X. ^( f. Umission is accomplished by means of a continuous fan of continuous wave # h& [! F7 A' @" i- s# u# }4 Penergy beamed vertically across the continental United States, and an ! X! R$ E' X c5 Uassociated computational facility. It is the Navy portion of the North American 6 g& G! D* K3 c/ e, i8 n$ ^1 BAerospace Defense Command Space Detection and Tracking System. Space Surveillance 0 h8 [$ M# r! c2 v6 }7 }Center (SSC) A center in CMAFB responsible for maintaining the satellite catalog, laser clearinghouse, collision and RFI avoidance, and Tracking and Impact Prediction (TIP). 3 z! A c8 \; c, o0 |" B2 m$ VSpacetrack USSPACECOM global system of radar, optical, and radiometric sensors linked to ; Q' c* s4 e9 c/ X% c6 m# ga computation and analysis center in the Space Surveillance Center. The 4 k' j1 C) E( ^& ]$ i4 x# c ySpacetrack mission is detection, tracking, and cataloging of all man-made objects in orbit about the earth. 4 E u, N' Q% ~3 _" gSpace . W; H5 O( u+ M1 T# tTransportation System (STS) A national asset that provides routine access to space for both civil and defense users. Elements of the STS include the Space Shuttle, upper stages, 5 m# x: p" y8 t) n; }Spacelab, launch and landing facilities, simulation and training facilities, and + y* v, J# N, d1 b$ `mission control facilities. The STS is a reusable system capable of deploying a wide variety of scientific and applications satellites. It can carry payloads weighing up to 65,000 pounds. * T' K% g4 B5 e6 m) d6 y" q" eSPADATS Space Detection and Tracking System. SPADCCS Space Defense Command and Control System. ( r0 j* l0 g9 \4 Z: N+ d) YSPADOC Space Defense Operations Center. (U.S. anti-satellite mission control). SPADTS Space Detection and Tracking System. & g& q) J$ }0 ]SPAR System Performance Analysis Report. MDA GLOSSARY, VER. 4.0 S 273 + u2 `3 e' l" {" ?SPARTA SPARTA, Inc., Laguna Hills, CA. 7 C+ J: \) S: x* ]" SSpartan Nuclear-armed, long-range mid-course interceptor used in SAFEGUARD/Sentinel 5 n8 [4 N# y% J$ Q( \, xsystems. / c5 v: f& ]; P+ e. rSPAS Space Power Architecture Study. SPASUR See Space Surveillance. SPAWAR Naval Space and Warfare Commend. 4 ?0 ]- N! ^; d1 U& Q3 ISPC (1) Statistical Process Control (2) Special Program Center. (3) Special Programs Center. SPE Senior Procurement Executive. ; u0 e1 M& ?' @% I& b' ?: K: Z. JSPEAR Space Power Experiments Aboard Rocket. SPEC Specification. : |) z" T5 {8 \Special Data Commands Special, non-routine commands distributed for surveillance battle management, and fire control. 4 o' f5 Z, ?% I1 _& ?( A2 dSpecial ! y- X) S$ K, [ r% @0 i& ^- D* vPrograms Center % C6 ?+ T ]6 ^& O+ ^( M2 zNational center for threat modeling and production. Located in the National Test Facility at Falcon AFB, CO. % R3 z" H4 i4 Y( wSpecial Test 5 J9 C; x, A2 HEquipment (STE) W) A* K! m. [Single or multipurpose integrated test units engineered, designed, fabricated, or ; @7 S4 n5 Q& @( `' \" h/ zmodified to accomplish special purpose testing. Such testing units comprise 1 ?/ Y, E1 \, o1 m1 _0 q+ Qelectronic, hydraulic, pneumatic, mechanical, or other items interconnected so as & t, D: P+ q* B/ ?) @) [8 B; Oto become a new function entity, causing the individual item or items to become interdependent and essential in the performance of special purpose testing in the development or production of particular supplies or services. Specification A document (or other media) that specifies, in a complete, precise, verifiable / R, T& S& F# Z* e4 y8 y" xmanner, the requirements, design, behavior, or other characteristics of a system , F) I* w0 P( m J2 ior component, and often, the procedures for determining whether or not these provisions have been satisfied. 3 t! k3 A8 b$ J R- k7 @& e% KSpecification Language A language, often a machine-processable combination of natural and formal language, used to specify the requirements, design, behavior, or other characteristics of a system or system component. % l7 E6 V: k; T; n1 _Specified ) o/ t) V# G, g8 ^7 p7 a' S& ICommand , Z- S# j' p" f! F' _A command that has a broad continuing mission and that is established and so : v) m9 q) L1 {9 bdesignated by the President through the Secretary of Defense with the advice # o3 a9 v. p3 f, ]+ Land assistance of the Joint Chiefs of Staff. 0 R/ V! K0 [' O6 ]8 j' {Speckled Trout C-135C airplane with ACBA equipment. # E, |8 w+ Q/ OSPEED System Planning, Engineering, and Evaluation Device. 0 a+ U+ P3 J2 w' A' @SPF Standardized Plume Flowfield. % J2 y5 \+ w! N4 LSPFE Special Projects Flight Experiments. 7 \5 k' L; {- Y7 B- |SPICE Space Integrated Controls Experiment.

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SPIMS Strategic Program Information Management System (SDIO/MDA term). MDA GLOSSARY, VER. 4.0 S 7 T$ k* C) \5 p3 D; _5 Y274 SPINE Shared Program Information Network. SPINS Special Instructions (JFACC term). / R# E% ` |- l; t" o D- r ]( f% \Spiral ; d2 Q* X* E3 q" X) uDevelopment An iterative process for developing a defined set of capabilities within one , O# ?! g9 S8 R. Cincrement. This process provides the opportunity for interaction between the ) f" A7 v5 y9 o' T5 muser, tester, and developer. In this process, the requirements are refined through / |' P4 E- ^9 v3 ]& l8 l% zexperimentation and risk management, there is continuous feedback, and the / K. L3 I |! Auser is provided the best possible capability within the increment. Each increment - ]! Q5 l V9 y. L5 fmay include a number of spirals. Spiral development implements evolutionary acquisition. SPIRE Space Performance in Radiation Environments. ! V! M" Y& m0 B# |; ^SPIRIT Space Infrared Imaging Telescope. SPM Software Programmer’s Manual. SPO See System Program Office. (Air Force) ( x% Q E, m7 K, r, RSPOCK Security Proof of Concept Keystone. 9 O9 B- x, t& C7 `! O! p3 RSPOD Seaport of Debarkation. SPOE Seaport of Embarkation. & i. i+ f& y! ~ q0 s) L7 G9 q( PSpoofing Any technique by which sensitive information or commands may be substituted or stopped without the knowledge of the authorized personnel involved. + c7 Y2 o q" c/ V- Y6 A4 vSPOT Systeme Probatoire d’Observation de la Terre - French observation satellite SPP System Performance Parameters. SPR (1) Secretarial Program Review (AF). (2) Secretarial Performance Review (OSD). (3) Sponsor’s Program Review (Navy). & P, h% W$ p+ R6 i+ hSprint Nuclear-armed, short-range interceptor used in SAFEGUARD/Sentinel systems. SPRM Solid Propellant Rocket Motor. SPRN (Former) Soviet system for missile attack warning. SPS Software Product Specification. SPT Support. + e! r' ?% V# N: I- z+ h; y. k) ~SPY-1 AEGIS radar. 1 H% @; o0 V! j7 a9 ^0 SSQA Software Quality Assurance. SQL Structured Query Language (Computer term). . n4 j4 J8 p8 \( O. v+ Zsqrt Square foot. SR AFSPC Regulation. ' Z* J! @4 f( H* NSRA System Requirements Analysis. * F, l/ E# M2 W/ |! S% R4 T0 }+ _MDA GLOSSARY, VER. 4.0 S Q# o9 n2 a9 g! A275 8 Q2 g. W+ `8 C0 L. u9 B0 oSRAM Short-Range Attack Missile. 2 I$ f( N$ A$ u; f; E0 X1 O; cSRB Solid Rocket Booster. ' r* F) x+ D0 n7 C7 R. B: ]SRBM See Short Range Ballistic Missile. : K$ c0 c' Q) X5 nSRD Systems Requirement Document. SREMP Source Region Electromagnetic Pulse. SRF Strategic Rocket Forces. ^' B. B, W' a. k" B% x" A+ s; s7 \1 OSRHIT OBSOLETE. Small Radar Homing Intercept Technology. Predecessor program , z$ H U* f5 S/ xto Flexible Lightweight Agile Guided Experiment (FLAGE). SRIM Short-Range Intercept Missile. SRINF Short Range Intermediate Nuclear Force. ( }# \! T, G6 E: g" ]2 kSRL (1) Site Readiness Level. (2) System Readiness Level. (3) Super Radiant Laser. " ?( j: Z$ X) h5 Z: t) GSRM (1) Small Rocket Motor. (2) Sensor Response Model. SRMP Sounding Rocket Measurement Program. & l5 m# {* q0 R4 \! m' N f) DSRMSC Stanley R. Mickelsen SAFEGUARD Complex site. SRMU Solid Rocket Motor Upgrade. 8 C3 j2 O# K3 o. r5 k1 w1 JSRO System Readiness Objective. SRR System Requirements Review. SRS (1) Site/System Requirements Study. (2) Software Requirements Specification ! _) j: }! V& fSRT Strategic Red Team. # ]0 B# c# t# j1 [( }SRTBM Short range theater ballistic missile. SRU Shop Replaceable Unit. 5 n: B: @$ B, c* C& ASRV Single Reentry Vehicle. & m1 T, A! k# {. d, i: s: r! [5 j/ {SS (1) Solid State (USASSDC Family of T-GBR term). (2) Simulator System. 8 ~% O1 K p2 a+ f% }, W* w$ } eSS- Surface-to-Surface. ( {& \# S$ ~7 _) H$ b4 v7 ^1 e5 GSS-18 Largest ICBM in former Soviet inventory credited with carrying 10 RVs, but : z0 u$ s8 n8 v. ucapable of holding many more. SS96 Summer Study 1996 [Director, MDA]. SSA See Source Selection Authority. + r+ A" [, |$ H, c# X& u/ bSSAC Source Selection Authority Council/Committee (Acquisition term). 1 Z( R3 l- T j9 v* }8 tMDA GLOSSARY, VER. 4.0 S 1 j7 G: {( c/ ]1 n$ T/ q276 4 I* f' l. S7 nSSB Single Side Band. SSBN Ballistic Missile Submarine (nuclear). 8 y1 C0 j+ h M$ C" VSSC (1) See Space Surveillance Center. (2) Scan-to-Scan Correlation. - J: e! X% G4 A1 t6 o" Z. G(3) Strategic Systems Committee. (4) Skill Specialty Code (USAF ILS term). (5) Source Selection Chairman (Acquisition term) (6) Standard Systems Center, Gunter AFB, AL. * x; x1 K; `* ?7 }& b R( w0 C( p2 o(7) Surface-to-Surface [Ground-launched] Cruise [missile]. 2 h' T6 v; o* I- [0 L' J" _4 w9 G(8) Stimulation Support Center. ' C+ k) c4 X( }6 D+ D+ eSSCM Surface-to-Surface Cruise Missile. : |( p/ ~& y& }SSD OBSOLETE. Space Systems Division. (Now USAF/SMC.) / c$ t9 _; }5 u; h' i6 E3 rSSDA Solid State Demonstration Array. 3 k! W( x3 ^/ u; nSSDC Space and Strategic Defense Command (US Army). SSDO System/Segment Design Document. SSDR Subsystem Design Review. SSE (1) See System Security Engineering. 4 L( N, Z8 K/ F8 s. j- I8 X: @(2) Space Surveillance Experiment. (3) System Simulator Environment. SSEB Source Selection Evaluation Board. |) N4 N8 d3 CSSEKP Single Shot Engagement Kill Probability. SSGM Strategic Scene Generation Model. . ]$ {9 r' ~' G1 n- QSSI (1) Sensor Segment Interface. (2) Sensor System Interface. , I2 x" N! B8 Z% }1 V1 X/ ]" Y, PSSIMU Solid State Inertial Measurement Unit. : i G+ @$ B+ ^ S% B& f* [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). 7 B3 k1 c5 u6 V6 }1 qSSM/TI Special Sensor Meteorology Temperature (Weather Satellite term). n V' k* S9 q* l3 M Z# w* ASSMP See System Security Management Plan. . t& Q6 \7 X- V/ v: U& C$ p& uSSMS See Standard Survivable Message Set. SSMTR Sary Shagan Missile Test Range. MDA GLOSSARY, VER. 4.0 S 277 SSN (1) Space Surveillance Network. (2) Submarine, Nuclear powered (navy Ship Designation term). 6 ~ W/ J0 ? u8 ^' k* ZSSO Special Security Office. # w' f$ ?9 I: o' a8 Y7 mSSOD Special Session On Disarmament. SSP Source Selection Plan. ' F$ Y: n% B# b- [ i1 f* N* BSSPAR Solid State Phased Array Radar. 0 h6 p6 H9 W1 P6 S8 U/ n! [$ QSSPK Single Shot Probability of Kill. + W" z G i# x, ASSPM (1) Solid State Photo Multiplier. (2) Software Standards and Procedures Manual. " B" r+ ~3 i# FSSPO Strategic Systems Program Office. (U.S. Navy) 5 @! c: b$ {% q; U# |SSR Software Specification Review. SSRMP Space Sounding Rocket Measurement Program. SSRT Single Stage Rocket Technology. ' h% z% T" e, ~: ?- k( @9 x; uSSS (1) Space Sensor System. (2) System/Segment Specification. SSSG Space System Support Group. SST System Specific Threats. SSTB System Simulation Test Bed. " p" l3 W0 {/ USSTS OBSOLETE. See Space-Based Surveillance and Tracking System. / K* B2 u n$ c- k' fSSUP System Supplement. SSWG System Safety Working Group. 1 i* e( ]+ G7 Z9 Q) |ST Simulation Tool. ST/STE Special Tooling/Special Test Equipment. - f y6 R: Q4 e7 n. I4 m2 i/ @# }( fSTA Significant Technical Accomplishments. Stage An element of the missile or propulsion system that generally separates from the ' X ^* ~ k4 Y( }6 e* I( O9 Pmissile at burnout or cut-off. Stages are numbered chronologically in order of burning. STAGE Simulation Toolkit and Generation Environment. $ f# u1 Y! L5 GSTANAG Standardization Agreement (NATO). Standard Missile A shipboard, surface-to-surface/air missile. $ L9 ?5 \7 g- N' a/ T3 s$ W1 l! NStandard Mobile Segment (SMS) SMS is to be the standard for all future ground mobile, air transportable command centers. " k4 n% X$ J5 R6 ?- l# \MDA GLOSSARY, VER. 4.0 S # v! V( b8 Y6 p C5 `278 5 ^, x8 J; Y9 r$ t9 YStandard 5 S% D7 X* C7 [Survivable % N) }0 D3 E9 ?' t H4 OMessage Set (SSMS) s8 k- w) f1 J0 @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 # y: q. ~% E5 d* A' M- r9 Uamong forces; (2) the most efficient use of research, development, and 4 w0 m5 C* k' q& yproduction resources; and (3) agreement to adopt on the broadest possible , X6 D5 K, D9 l6 i1 a% obasis the use of: (a) common or compatible operational, administrative, and logistics procedures and criteria; (b) common or compatible technical procedures and criteria; (c) common, compatible, or interchangeable supplies, components, : e( }/ L; O4 Y# {weapons, or equipment; and (d) common or compatible tactical doctrine with corresponding organizational compatibility. STAR System Threat Assessment Report. STARS (1) Strategic Target System. (2) Strategic Tactical Airborne Range System. (3) Surveillance and Target Attack Radar System. 3 f* E4 Y" J8 g/ R2 e! F; }; J" pSTART Strategic Arms Reduction Treaty. STASS Space Transportation Architecture System Study. Statement of Work (SOW) 9 s, n4 N: y$ _ P" [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 ! x. j/ k# l+ ddocuments. Static Analysis The process of evaluating a program without executing the program. See also desk checking, code audit, inspection, static analyzer, walk-through. Contrast $ ]" a4 S( W" b' [# Y3 @7 J8 X: Mwith dynamic analysis. STB Surveillance Test Bed. STC SHAPE Technical Center. STD System Technology Demonstration. STDN Secure Tactical Data Network. : c; I! I; L0 _STE See Special Test Equipment. + Z5 p" x/ A# K0 Y" p) H6 `4 j& \Stealth A technique used to frustrate discrimination that uses the decoy shape and material content to reduce the reflected IR, radar, optical or acoustic crosssection to the defensive sensor. % I @4 C% j# @$ Z7 c" ^Stellar Guidance A system wherein a guided missile may follow a predetermined course with ' M: R5 o1 \7 N7 X5 B h6 _7 {reference primarily to the relative position of the missile and certain pre-selected celestial bodies. STEP Surveillance and Tracking Experiment Program. 5 h3 k. |, i2 b# V0 NSteradian The unit of measure of solid angles equal to the angle subtended at the center of a sphere of unit radius by unit area on its surface. Stereo Using two or more sensors. 2 P4 ` i |/ j7 \0 K, R! w2 S: ]" GMDA GLOSSARY, VER. 4.0 S ( W6 v) a' ]& b$ w279 STF Static Test Facility. STILAS Scientific and Technical Information Library Automation System (USASSDC 4 y' q4 Z7 g9 U. R5 P, U) b7 D$ |; Vterm). # p4 ~* R9 K# ` M2 x' Q8 ]/ PStimulated ( B: G L, @2 h& A9 ]7 z' I! HEmission 9 B2 I& P: G5 S2 r) W" ZPhysical process by which an excited molecule is induced by incident radiation to & D' K! o: P/ I2 F0 _0 Eemit radiation at an identical frequency and in phase with the incident radiation. Lasers operate by stimulated emission. / M' X9 \; ^/ G3 l5 |/ VSTINFO Scientific Technological Information.