航空缩略语词典

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SBS Stimulated Brillouin Scattering. 3 d7 C/ c2 K0 ]' ~. w2 v- FSBSim Space-Based Simulator. SBSS Space-Based Surveillance System. SBV Sensor Space-Based Visible Sensor. , H5 D% l( Z2 A" P! {SBWAS Space-Based Warning System. ( b; [$ a) d: O9 BSBWS Space Based Warning System. ( j9 ?1 I% v3 I4 f( LSBX 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 . j$ ~9 l7 e5 z7 Q, JController. SC/BM System Concepts/Battle Management. Scaling Law A mathematical relationship, which permits the effects of a nuclear (or atomic) 7 n) u1 H+ y; ?$ C/ vexplosion of given energy yield to be determined as a function of distance from the explosion (or from ground zero), provided the corresponding effect is known ) L* M: z, L3 @# F% w0 l; Tas a function of distance for a reference explosion (e.g., of 1-kiloton energy [. q9 g, ?" z# t( R4 k Byield). 8 p% ?( r8 i4 q7 c+ F( a) @, @; LScan 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. SCARLET Solar Concentrator Arrays with Refractive Linear Element Technology. Scattering The diversion of radiation, including radio, radar, thermal, and nuclear, from its $ g, S! i8 }" S6 U- x& ooriginal path as a result of interactions (or collisions) with atoms, molecules, or ' v8 h7 e& T7 V6 Alarger 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 received at such a point from many directions instead of only from the direction # o0 `9 [7 V4 Y7 \1 rof the source. 4 i$ o6 |1 ^5 X1 Z1 xSCB Strategic Defense System Control Board. ; N* {5 Y1 ~* k5 d: `4 nSCC (1) Standing Consultative Commission (Treaty negotiation related term). (2) Space Control Center. " T) b8 f' `5 z6 U, i7 bMDA GLOSSARY, VER. 4.0 S 1 _! p! y) @" }/ D, O$ N( m258 * o2 y6 A5 v" f# e' MSCCB 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). SCIT Systems Concept Integrated Technology. 2 v5 y" i% c/ Y/ k- S& cSCMP Software Configuration Management Board. SCN (1) Specification Change Notice. (2) Ship Construction and Conversion (Navy). ; N ^4 Z! w& K, C) \(3) Space Communications Network. * l1 r1 s6 { TSCOMP Secure Communications Processor. . b. I) F& D( `/ W( |' H; ]3 f, oSCOPA Survivable Concentrating Photovoltaic Array. . e: \- Z$ [- D: r0 }& _SCORE Scientific Cooperative Research Exchange (US-UK). A science exchange to $ u O, w) i2 w9 Finvestigate theater missile defense related issues. SCP System Concept Paper. # w2 _7 T+ V! R0 C( b1 F( wSCR Special Contract Requirement. SCSI Small Computer Systems Interface. 3 W' j7 e# k6 k7 [SCT Single Channel Transponder. 9 x3 ` B3 f! w. D9 s8 S$ q$ d5 N4 {6 f ~SCUD Surface-to-Surface Missile System. . i+ A- }$ w7 a. R) ^4 ] y! OScudCAP Scud-Combat Air Patrol. SD Strategic Defense Command (Army term) (See also SDC). SDB System Design Board. SDC Strategic Defense Command (USA term). ' W/ Y, R, q' k+ d. J' L- wSDCC Strategic Defense Command Center. SDCE Software Development Capability Evaluation (AFMC term). / \3 k n: j7 C5 eSDCV Shuttle Derived Cargo Vehicle. SDD System Description Document. SDF Self Defense Force. 0 b7 |: R) F' Q8 t* W( i! eSDI OBSOLETE. Strategic Defense Initiative. MDA GLOSSARY, VER. 4.0 S 259 SDIAE OBSOLETE. SDI Acquisition Executive. (Re-titled BMD Acquisition Executive ) G7 K" f8 r6 j/ R0 c0 n, \8 E1 I/ ~(BMDAE).) SDIARC OBSOLETE. Strategic Defense Initiative Acquisition Review Council. SDII OBSOLETE. SDI Institute. # f! N) b6 w; j- KSDIO OBSOLETE. Strategic Defense Initiative Organization. (Predecessor 0 c8 z" R2 s/ g" N4 U- Borganization to Ballistic Missile Defense Organization (MDA).) SDIO/PP Strategic Defense Initiative Organization/Program Planning. ) ~* o9 N$ `5 a7 N3 M3 k' |SDIP OBSOLETE. Strategic Defense Initiative Program. (Predecessor program to Ballistic Missile Defense Program.) 7 x/ i; L9 J5 |; CSDISM OBSOLETE. SDI Simulation. SDL Software Development Library. - w9 S2 M# r3 ?# }SDLC Synchronous Data Link Control (TelComm/Computer term). SDLS Satellite Data Link Standard(s). SDN System Design Notebook. SDP Software Development Plan. * v# K( A5 j( _: QSDR System Design Review. SDRU System Design Review Update. SDS Strategic Defense System. SDS 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 # ]; Z! W/ \8 ]' ^+ hStrategic Defense System.

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SDS-CC Strategic Defense System - Command Center. * L1 t" D. Q' w0 I# Y- YSDSD Strategic Defense System Description. SDS-OC Strategic Defense System - Operations Center. SE Systems Engineering. 2 v6 v4 }7 }8 z/ }* m6 |) ASE&I Systems Engineering and Integration. SE-CPAT Systems Engineering – Critical Process Assessment Tool (AFMC term). # G: T1 o' e8 ^, S* m0 LSEA [Military] Service Executing Agent. SEAD Suppression of Enemy Air Defenses. SEALS Sea Air Land (Special Operations forces (USN). & b- m, |/ z0 x1 H3 X2 T' NSearch, Active Illuminate an assigned volume of space with electromagnetic energy and collect reflected radiation. MDA GLOSSARY, VER. 4.0 S 260 . V) b, Z/ c6 D1 B; i! YSearch, Passive Collect radiation from an assigned volume of space. 4 E/ i' Z0 J3 M" Q- y: P# H0 x6 DSEATO Southeast Asia Treaty Organization. SECC Survivable and Enduring Command Center. 9 b' x' s! P8 p# ~: n8 | D# ~( w* MSECDEF Secretary of Defense (For Message Use Only). SECNAV Secretary of the Navy. SECNAVINST Secretary of the Navy Instruction. Second Strike Capability The ability to survive a first strike with sufficient resources to deliver an affective ( F2 }5 z$ n6 A' E, J2 _) ycounterblow (generally associated with nuclear weapons). ) x( a e2 V% {+ C0 A$ k8 MSecondary 6 _5 P2 W1 V5 c+ I/ XStation A station that has been selected to receive a transmission from the primary station. The assignment of secondary status is temporary, under control of the primary station, and continues for the duration of a transmission. Security 1 H7 k! \! q2 e; N0 ^Architecture The 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). Security Criteria The set of requirements that should be met so the security system can provide a maximum degree of effective deterrence at the lowest cost. 0 w8 V F, H9 w; CSecurity Level The combination of hierarchical classification and a set of non-hierarchical categories that represents the sensitivity of information. Security Policy The set of laws, rules, and practices that regulate how an organization manages, protects, and distributes sensitive information. / j8 T: x. d' X* @3 DSecurity Policy Model An informal presentation of a formal security policy model. Security Program The implementation of formal security policies and procedures established by + k1 {6 Y7 d! ]; gDoD and other departmental publications to secure vital components of weapon 9 V$ }. K. |( v1 Jsystems and essential direct support systems from enemy hostile operations and other forms of ground attack. . Z0 c6 l) k* K5 C1 nSecurity Relevant Event / ~* J# p/ l) Y5 K- ZAny event that attempts to change the security state of the system. Also, any event that attempts to violate the security policy of the system. 4 u( U) c" h7 N0 {4 O1 YSecurity ( Z6 P5 k/ i* A7 O7 D9 x' Z4 ], CSubsystem X" T& |# v* n2 r* o& {That part of a weapon or defense system, which is added specifically for the * `# o4 { X5 G- o h. q5 D9 sperformance of security, functions and not categorized as components of other . R/ J D) G4 {3 ksubsystems. Security System The aggregate of all mechanical and electronic equipment countermeasures in a system which contributes to its security from intelligence gathering and % R, q: V6 G2 X2 M% H$ g8 j9 Nclandestine or overt attack, including organized system function and procedures, as well as the security subsystem. 7 _# L* u& l+ }# z qSecurity 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 & f! |! T0 J3 henvironment. ' H* q$ H6 o" v$ ^; f( MSED Software Engineering Division. 6 a) n9 _* u3 p7 L$ YMDA GLOSSARY, VER. 4.0 S # \" W: S. M6 d3 B# D6 T0 e261 3 H' |" ?8 E0 |SEDD Systems Engineering Development Data Base. SEDS System Engineering Detailed Schedule SEE Software Engineering Environment. ! b/ p1 g, S$ [5 z3 r7 \4 j4 |) ISEED Support for East European Democracy (P.L.101-179; 22 USC 5421). SEER (1) Sensor Equipment Evaluation and Review. ; z# R% v, A" V3 t(2) Sensor Experimental Evaluation Review. , k. q* T7 j; `! t' j; bSEFC Space Environment Forecast Center. 5 l4 _. U- N( tSegment A grouping of elements that are closely related and often physically interface. It , b8 r& W- Y3 b" Econsists of CIs produced by several contractors and integrated by one. SEI Software Engineering Institute. 0 _/ } a7 \, Q6 i6 Y1 MSEIC Systems Engineering and Integration Contractor. SEIC PP Systems Engineering Integration Contractor Program Plan. SEIPT Systems Engineering Integrated Product Team. 8 H E4 N0 J0 jSEIT Systems Engineering Integration and Test.

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Selected Acquisition Reports (SAR) Standard, comprehensive, summary status reports on major defense acquisition programs (ACAT I) required for periodic submission to Congress. . B3 j2 T. K7 @Selective, 7 `7 N* a8 R, q- d8 }# f$ r& uAdaptive Defense ' U$ l. N: j$ y( Q; v4 _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 ' q- D: V: d2 e2 D' C6 X( Tarea, time of launch/arrival, or predicted threat utility (e.g., SS-18 or its follow-on). Selectivity Refers to choosing a subset of targets either for attack or defense. (See Preferential Defense and Preferential Offense.) % a' w7 o7 o8 h# \ [' bSEMA Special Electronics Mission Aircraft. 7 R, j, @$ t. `2 hSemi-Active & d* X4 [+ q: Z o( S/ EHoming 3 j* m* t2 o/ p$ G0 Y) o7 a. } PGuidance 6 h+ a2 q; ~# u+ v, zA system of homing guidance wherein the receiver in a missile utilizes radiations ( Z& c6 [ C- q) _from a target, which has been illuminated by an outside source. Semi-Active Sensor 2 o; ` R6 X- [$ A; ]One that does not generate radiation itself, but that detects radiation reflected by targets when they are illuminated by other BMD components. Such devices 2 J+ w( h9 s! o4 { k& vare used for tracking and identification and can operate without revealing their own locations. 2 Q$ @% H G/ _! j' h2 A" W, QSEMP Systems Engineering Management Plan. SEMS System Engineering Management Schedule. - Q, I. [' w. A& J+ ~; @4 z+ lMDA GLOSSARY, VER. 4.0 S 262 ; D3 i: y4 H V$ d0 }Senior Procurement 6 }0 i* y; f7 T T% [3 L: cExecutive (SPE) 1 N' } O6 H' p; n1 M) r6 n' ]% gThe senior official responsible for management direction of the Service : } H# W8 [$ @9 p$ f$ I# jprocurement system, including implementation of unique procurement policies, regulations, and standards. The Senior Procurement Executive for all non- 2 u- A9 s$ B1 U: C) RService DoD Components is the Under Secretary of Defense for Acquisition and . |$ x) P! Q& ^8 STechnology, who has delegated many of these functions to the Heads of / E( f* A; V4 q% C! S2 wDefense Agencies including the Director, MDA. 9 b* B* Z2 Q# `; o* H4 {SENSCOM Sentinel System Command. ' |$ h% O# S) p7 ] [0 xSensor Data Measurement information. For a passive sensor it is usually irradiance time, and t1 [( [/ r1 u( G2 SLOS. For an active sensor it may include range, Doppler, cross section, etc., as 4 x4 v" \- V6 W+ o+ ^well. 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 ) `% I9 [- v) K6 e, A. Y& C1960's. SEO Survivability Enhancement Option. SEP Signal Entrance Panel. - y- J7 p( g: H% gSeparation % E$ d {$ R7 J" {/ {+ nHardware Objects expelled during payload separation sequence. - R6 e9 x; T# Y$ ~$ c" ISEPG Software Engineering Process Group. SEPRD System Element Production Readiness Demonstration. / `4 u; R& i7 S: h* vSEQ Sequence, or Staff Equivalent. Sequestration The reduction or cancellation of new budget authority; un-obligated balances, new loan guarantee commitments or limitations; new direct loan obligations, ' R9 L+ U! c, A4 }. xcommitments, or limitations; spending authority; and obligation limitations. As / l* X( K( B1 g( A. adelineated in the Budget Enforcement Act of 1990, sequestration is necessary if legislation is enacted that would cause spending in any appropriations category ( M5 @+ C# @9 p* J5 s. r2 Cto exceed a specified cap. SERB Software Engineering Review Board. 7 E* b) F% g, z. D' jSERD Support Equipment Recommendation Data (ILS term). t# v8 a7 F. K; @SERG System Engineering Review Group. 0 Z3 E5 k4 ^2 A# g1 QService 9 ?% A" \- l, W& i+ M3 e6 g. ]; O$ xAcquisition Executive (SAE) t; c$ I* c! t: ~ HSee definition of DoD Component Acquisition Executive. Service BMD / D- v3 M' o" T- P- S( iProgram * Z1 Z1 A/ F1 w) SExecutive Officer (PEO) # ^$ b; M) t7 M- d+ K" l: y8 AA senior official responsible for execution of Service PMAs and for providing 8 P- p' Q; {- t' mguidance and Service-related direction to subordinate Program Managers. The PEO will also serve as a deputy to the GM. (Consistent with PEO authorities and 7 s; G) K" f A0 H A6 A: Oresponsibilities documented in DoDD 5000.1 and DoDI 5000.2.) Service Component " |( ^( H7 s: QCommand A command consisting of the Service component commander and all those individuals, units, detachments, organizations and installations under the command that have been assigned to the unified command. 4 i, L# K# ^ \7 g: TMDA GLOSSARY, VER. 4.0 S 263 * M" s, f4 h+ G6 Y+ O6 v0 nService Life 0 G- Z" h% C" K- i) [% A- |Extension Program (SLEP) 0 v9 Y3 r) J7 U mModification(s) to fielded systems undertaken to extend the life of the system 6 V. }& E# p( T: Cbeyond what was previously planned. Service Test A test of an item, system, or technique conducted under simulated or actual 3 R1 u! h5 a. e. f; `operational conditions to determine whether the specific military requirements or , @, i+ K4 N9 b$ b' Qcharacteristics are satisfied. % \* r$ x/ v( s6 T- u8 zSES Seeker Experimental System.

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SESE Software Engineering Support Environment. SET System Evaluation Threat. % i" ~* J" q: z7 u) FSETA Scientific, Engineering, and Technical Assistance. % K- y7 M2 g( W4 ~4 ?) U0 O4 zSETAC Systems Engineering and Technical Assistance Contractor. SETP Solar Electric Aircraft Test Platform. SEW Space Electronics Warfare. ( X" F% B5 g% G: B) ~SEWC Space and Electronic Warfare Coordinator. SEWS Satellite Early Warning System. . q2 _ k+ f7 D5 ~" k; p3 p9 WSF Standard Form. SFC Space Forecast Center. 9 E, P) l K- P8 b. _SFS Shoot-Fail-Shoot. : A( F8 I) F/ q [+ s- t+ E* C! kSG (1) Steering Group (2) Silicon Graphics SGEMP System/Source Generated Electromagnetic Pulse. SGLS Space/Ground Link Subsystem. ) a) B/ D( {2 T1 ?SHAPE Supreme Headquarters Allied Powers Europe. 8 |; ?9 u! ^) ?$ ?' {* qSHF Super High Frequency. SHIELD (1) System High Energy Laser Demonstration. (2) Silicon Hybrid Extrinsic Long-Wavelength Detection. 3 f8 `0 i" G+ E& KShielding Any material or obstruction, which absorbs (or attenuates) radiation and thus " Q: E* o; @0 `! P" Ptends to protect personnel or materials from the effects of a nuclear explosion. A moderately thick layer of any opaque material will provide satisfactory shielding ) c2 d4 X9 |8 `& Z6 h+ h0 k9 \from thermal radiation, but a considerable thickness of material of high density may be needed for nuclear radiation shielding. Electrically continuous housing $ M0 `9 d$ X0 R z9 b: w/ O4 Efor a facility, area, or component, attenuates impinging electric and magnetic 3 k N( g& H& |" w2 Y% a0 a9 x* efields. ! o: f- ~: G) ^3 f; wSHIPALT Ship Alteration. 8 S) h: p6 ^# s( P bShoot-Back The technique of defending a space asset by shooting at an attacker. / v4 z$ o; l6 }7 Q, u/ uMDA GLOSSARY, VER. 4.0 S 264 2 N' u7 C- o2 cShoot-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 necessary, to achieve the kill. 8 t6 G$ u4 F% S5 t O+ ESHORAD Short-Range Air Defense. Short Range Air Launch Target / J' v: X3 p- c/ b/ ?5 USingle-stage, air-launched, solid propellant theater target with threat 3 h7 T5 a! `3 K' Srepresentative reentry vehicle. 6 i \' v+ [, E! u) J0 AShort Range Ballistic Missile 4 K$ W N4 w% K4 ]7 L+ u: N% E(SRBM) A ballistic missile with a range capability of 30 km to 1,000 km. (USSPACECOM) Short Wavelength Infrared (SWIR) Thermal radiation emitted by a source in the electromagnetic spectrum U5 |: a" b& ~% P, jencompassing infrared wavelengths of 0.75 to 3 microns. & e' v2 p+ G+ F9 S- I8 ?SHOTL Simulated Hot Launch (missile engineering term). shp Shaft Horsepower. Shrouded RVs Reentry vehicles enclosed in a material designed to shield its thermal and other 5 s. o( l6 V: J3 q* S3 U; Lcharacteristics. $ Y3 k; z/ E1 d+ WSI Special Intelligence. SI&I Systems Integration and Interoperability. SIC (1) Silicon Carbide. 1 w' d4 m. L4 j; U% D(2) Standard Industrial Classification. 4 n* r4 W. A, _7 p2 zSICPS Standard Integrated Command Post Shelter. SIDAC Single Integrated Damage Assessment Capability. " A" J P- ]; Y; U9 x# W$ j0 ]SIDD System Interface Description Document (US Army term). & I* ` D" z4 @$ Q' y0 D: c4 XSidelobes Residual EMR surrounding the main beam, which is of weaker power than the main beam. / R- S2 f1 c) ]SIDPERS Standard Installation Division Personnel System (US Army term). 2 ]( i% o* X8 W$ v/ ?- ASIDS Secondary Imagery Dissemination System. ' X% S4 @5 n# M3 A# }SIE SATKA Integrated Experiment. ' w5 n( N, X$ S) y# t A( SSIF (1) System Integration Facility. (2) Selective Identification Feature $ F9 W9 `) D5 \3 E" S( VSIGINT Signal Intelligence. Signals Security ! E. p a/ G0 p! R4 t; ? w2 F# M(SIGSEC) 1 w u; `( P; QThe overall program for communication and electronic security. . P2 T' T+ d0 |Signal-to-Noise Ratio (S/N) (SNR) Relative power of the signal to the noise in a channel; usually measured in 9 X; d1 E0 L( k1 e9 C, Xdecibels. 8 k' h4 a+ p! r& e! C9 |$ U' UMDA 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. (2) The characteristic pattern of a target displayed by detection and identification equipment. - d4 P* l7 n3 d! DSignature Histories A list of observed target signature characteristic parameter values as a function # M7 g: v' ?3 s* e: t2 bof missile flight time used for target discrimination and kill assessment. SIGSEC Signals Security. & y& g1 N/ q9 h& PSIIPT System Integration Integrated Product Team (THAAD Program term). ) c9 ~! u m( B+ s: p" {/ ]/ ]SIL Systems Integration Laboratory; Sunnyvale, CA. . {! ]; E; {$ R2 e+ f: Q6 lSIM Simulation.

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SIMM Second In-line Memory Module. Simple Security # c1 q$ y: {; e Z3 ICondition 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. SIMS Security Information Management System. / J$ u+ j! z5 e8 ^# Z0 \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 : q8 \# g4 v/ ^6 s$ ~) Bbehavior 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 & {/ d }8 E8 H5 q" P( sexercises and wargames are also simulations. Simulator A generic term used to describe a family of equipment used to represent threat ) S7 F. a' ^- {' Dweapon systems in development testing, operational testing, and training. A 8 J8 s) n& r1 Q9 Q* Sthreat simulator has one or more characteristics which, when detected by human ' M4 v5 h+ j& ?& H6 {senses or man-made sensors, provide the appearance of an actual threat ; P1 Q Z R4 D+ f5 J6 ~& P6 zweapon system with a prescribed degree of fidelity. 7 \! V- x: H6 B* w4 V( |( JSINCGARS Single-Channel and Airborne Radio System. Single Integrated Operational Plan ! y; W3 x- F0 p(SIOP) ! K9 ^ ~' b& JPlan by which the nuclear strategic offensive forces will retaliate when directed 4 V% y% a& Q; ]1 y }2 Kby the NCA. Single-Level , `4 m; I0 O: D* O5 mDevice A device that is used to process data of a single security level at any one time. # B5 s; P0 w. L+ V, {3 f bSince the device need not be trusted to separate data of different security ' b+ b( J' T% m/ E- n' slevels, sensitivity labels do not have to be stored with the data being processed. 1 b; F* E% T6 W( w" `7 u/ zSinglet A space vehicle, such as a Brilliant Pebble, which contains only one intercept ! H$ k/ s: r* H& `# \' d9 G/ Avehicle. SIOP See Single Integrated Operational Plan. SIP SINCGARS Improvement Program (US Army term). ! X! ^/ Q: ?) |1 p$ A) uSIPM Service Integration Program Manager. 3 _1 X( z$ f; W& cMDA GLOSSARY, VER. 4.0 S : v9 ?; ? c7 o# A266 SIPRI Stockholm International Peace Research Institute (Sweden). SIPRNET (1) Secret Internet Protocol Router Network. (2) Secure Information Protocol Net. 7 w x w0 T/ P- |& a: `$ n6 D% {4 wSIPT (1) System Integrated Product Team. (2) Services Integrated Product Team. SIR Signal Interface Ratio. SIRE Space Infrared Experiment. - T9 X( j- s% o( ` pSIRMR Senior Information Resources Management Representative. SIRRM Standardized Infrared Radiation Model. 7 P0 W0 {% g9 |( @4 SSIRST System Shipboard Infrared Search and Track System (USN term). SIS Special Compartmented Information Isolation Segment. SISS Subcommittee on Information Systems Security. 0 f: C9 c J3 t, {. f+ OSIT System Integration Test. Situation Assessment The determination of the extent to which observed event(s) constitute a threat 8 V5 E: W! q, R+ F(e.g., isolated event, mass attack, etc.), using the attack characterization + }% o+ k- Y1 O4 Z( \4 J7 J4 @# iinformation. % A3 T+ e/ T% g( ^5 y6 N, h8 {SIWS School of Information Warfare and Strategy. ; K4 g$ M. x, I& ?8 D0 q6 mSix Year Defense # \/ e8 r/ e8 N8 S* V0 B, i& x6 eProgram (SYDP) ; b2 F9 P" R: Q. @! RThe official DoD document, which summarizes forces and resources associated with programs approved by SECDEF. Its three parts are the organizations 8 X* w8 t1 q$ f9 ?$ Zaffected, appropriations accounts (RDT&E, operations & maintenance, etc.), and 6 d/ \0 K3 `! G. n9 pthe 10 major force programs (strategic forces, airlift/sealift, R&D, etc.). R&D is + Z) F+ [; M/ }5 u4 e, `/ C( ~Program 6. Under the annual PPBS cycle, SYDP is published normally three ! g$ T4 N0 z8 R3 y/ Ltimes: October, January and May. The primary data element in SYDP representing aggregation of organizational entities and related resources is the program element. 6 q& v$ h( q! p/ S( WSize of Threat 0 E! } H4 V; {; Y* V; dCorridor (LxWxAltitude) A volume of space in which a particular group of RVs would occupy, defined by launch location and designated target area. ' ?! B8 q4 [& O4 O$ A/ _7 F, ^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 classification. SL Sea Level.

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SLAM Standoff Land Attack Missile. ; c% F. g( G, A+ }3 }. _SLAM-ER Standoff Land Attack Missile-Expanded Response (USN term). 8 u2 n* `$ x: m: d$ k: q$ H& qSLAR Side Looking Airborne Radar. 9 I: V" N m9 F" i Z& pSLAT Supersonic Low Altitude Target [missile]. MDA GLOSSARY, VER. 4.0 S 267 3 J6 W- _$ G. T, S8 \6 OSlave 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 $ A J3 q4 G7 ?5 }& Q* Elimited range of operations. SLBD Sea Lite Beam Director. 6 n! M. R2 n! Z$ m: TSLBM Submarine-Launched Ballistic Missile. SLC Space Launch Complex. 3 q/ }8 i) @) _0 |1 u/ E1 i" JSLCM Sea-Launched Cruise Missile. SLD System Link Designator. + d( p# D8 ~ n4 S& Q! h ZSlew Time The time needed for a weapon/sensor/antenna to move from point to point. SLIP Serial Line Internet Protocol. 1 o- D4 ~/ p d- I3 KSLKT Survivability, Lethality, and Key Technology. SLOC Sea Line of Communication. SLRX System Life-cycle Risk Expert. 1 w' e) q) \1 E5 X; ]SLS See Shoot-Look-Shoot. SLT Strategic Laser Technology. SLV (1) Space Launched Vehicle. (2) Satellite Launch Vehicle. 7 E+ j0 n# @0 [' Y( VSM (1) Skunkworks Mission. (2) System Manager. ' p' V" [; B$ L% K% q" ^SM&R Source, Maintenance and Recoverability (ILS term). # | S" B$ \; `9 C3 p5 j4 ~9 o/ RSM-2 Standard Missile-2. (U.S. Navy) SM-3 Standard Missile-3. SM-ALC Sacramento Air Logistics Center (USAF term). Small Optics Precision mirrors or refractors, less than 1 meter, and related technology, for & Y; f4 f% L5 w, x& qprecise pointing and tracking from/to relatively small vehicles separated by large 2 o( Y( m8 @+ N( l/ t7 T* ldistances. . F* b7 t, s. A6 d( zSmart Checklist “Destroy, disrupt, damage or destroy” BMC3 tool for BMD warfighters. Smart 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. SMATH Space Materials Advanced Technology for Hardness. 3 w" ^' Q1 ], V" `6 y) [7 aSMC Space and Missile System Center. SMCo Standard Missile Company. MDA GLOSSARY, VER. 4.0 S 268 & r9 a/ b0 R, ]) D( x" f) ]8 ~SMCS Standard Monitoring and Control System (for US naval ships) (see ICS). 5 d' r6 h8 {5 P7 ^SMD (1) Strategic Missile Defense. (2) OBSOLETE. Navy Sea-Based Midcourse ( W" n' m# R S' b/ i1 V$ M" x7 uDefense. See AEGIS BMD. SME (1) Single Management Element. (2) Subject Matter Expert. SMERFS Statistical Modeling and Estimation of Reliability Functions for Software. SMES Super Conducting Magnetic Energy Storage. 9 ~3 d- ^7 a CSMMW Submillimeter Wave. SMP Soviet Military Power (US DoD publication). SMR Code Source, Maintenance, and Recoverability Code (ILS term). + {. s# N8 u( R2 v) ^% {7 W* _$ CSMS Standard Mobile Segment. 8 S4 a9 H0 V) w7 I# K) USMTP Simple Mail Transfer Protocol (computer term). SMTS Space and Missile Tracking System (formerly called Brilliant Eyes). 6 Y+ j& t$ p3 k7 m1 H; a4 T( `SNC System Network Controller. SNDM Secretary of the Navy Decision Memorandum. SNDV Strategic Nuclear Delivery Vehicle. 5 s0 X' Z" C3 Q% R# USNF Strategic Nuclear Forces. SNI 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. SNR 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. 3 q/ V: Q6 B1 P4 K3 a) ASOC Statement of Capability (Contracting term). 1 E2 y6 J" c; A. Y; Q' mSOCOM Special Operations Command. SOCS Subcommittee on Computer Security. SODD System and Operations Document. . d+ ]$ n+ w) m% M2 d; l% tSODO Senior Offense/Defense Simulator. SOF (1) See Strategic Offense Forces. (2) Special Operations Forces. MDA GLOSSARY, VER. 4.0 S ( n' x. s! l5 u! R1 k; J2 y269 # r" m7 s* y& s% R1 bSOFA Status of Forces Agreement. 6 P* Y2 Z8 v/ jSoftware Architecture , H+ i1 K, W! k" Z6 \& AThe implementation of solutions to the problems in the domain. It becomes a ! _1 G& T0 P9 a' emodel for constructing applications and mapping requirements from the domain 7 [) M$ \6 I. c/ x; l) {, Pmodel to reusable components. A generic architecture provides a high-level 8 U1 W* N" ? B! B4 l! J2 cgeneric design for a family of related applications as well as a set of components 0 y! N7 }+ A! a5 X' J8 v3 ~ |intended for any instance of that application. The generic design eliminates the & Z" a; o, Q- X3 ?0 ?need to develop a high-level design for each application within the domain. As a $ T6 |" p! H5 ~6 ?& o U1 `7 ~3 e" cresult, domain developers use these representations as specifications for / V- N+ P+ m' ~; Hreusable components. Software . P8 ]5 N3 z6 dDevelopment Cycle (1) The period of time that begins with the decision to develop a software 1 p# x* T8 F4 @; Rproduct 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 ; _4 ^. C5 ]2 S) b/ bwith 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 8 ^1 M0 S7 Q7 {, p! m3 W7 u: ~3 vDocumentation 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 0 E$ O0 j, f) H5 m' Odesired results from a software system. (See Documentation.) Software Engineering (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. (2) The application of a systematic, disciplined, quantifiable approach to the development, operation, and maintenance of software, that is, the - b& F/ A5 }: N: [: Aapplication of engineering to software. + Y- c0 p g- ^4 ]3 M( L( M1 FSoftware Life 0 \& d( m* f+ t9 s4 f2 }Cycle The 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 ' L. u8 d7 P# d5 d% r" [6 r+ _includes a concept phase, requirements phase, design phase, implementation - A' N! {* X- s- b7 Lphase, test phase, operation and maintenance phase, and, sometimes, 9 ?& W! Y; c9 C0 f( X4 Qretirement phase. 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. Software support includes pre-deployment software support and postdeployment software support. Software Test 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, 0 _3 Z$ W; i0 V7 [9 K: x! Betc. and may also include those tools used in the software engineering environment. SOI (1) Silicon-on-Insulator. (1) See Space Object Identification. 0 e8 c1 y* R4 M3 D) D. zSOIF See System Operation and Integration Functions. SOJ Stand-Off Jammer. MDA GLOSSARY, VER. 4.0 S 270 Soldier-Machine Interface ; B4 |) x( T- Y, o, l# c6 b$ aConsiderations through system analysis and psychophysiology of equipment designs and operational concepts, to ensure they are compatible with capabilities and limitations of operators and maintainers. Sole Source v9 E' Y3 G+ R1 t7 p9 Q$ SAcquisition A 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. $ ]8 D% z: p$ W0 ^* E8 mSONET Synchronous Optical Network. : a% {9 a/ T7 H0 l" q" pSOO 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. 5 A- d3 N- Q/ q; I* V8 i ]SOSUS Sound Surveillance System (USN term). Source Selection Authority The official designated to direct the source selection process, approve the Q6 k$ Q4 o: t/ t! y( hselection plan, select the source(s), and announce contract award. / z! |9 u6 ^2 U/ WSource Selection ( q& K( M3 K$ f5 d9 q, sEvaluation Board A group of military and/or government civilian personnel, representing functional and technical disciplines. It is charged with evaluating proposals and developing summary facts and findings during source selection. Source Selection % p, I8 M$ x( }" O+ J9 @- }Plan (SSP) ' a2 Q3 {! u( mA formal written document, which sets forth the source selection organization % Y+ y/ K& f9 P) F1 K( Dand 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 + V, W& B; {& [7 r2 W, n( Eevaluate 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. ; O- H' x/ q; m. xSOW Statement of Work. SP (1) Security Personnel. (2) Self –propelled. (3) Signal Processing. SP-100 Space Power-100 kW. SP/CR Software Problem/Change Request. SPACC Space Command Center. Space and ' W$ J9 r7 G& h/ \Missile Tracking System (SMTS) % g) ^ ?) D! A" e2 N- oSpace-based satellite sensors for surveillance, tracking, and discrimination of enemy objects during post-boost and midcourse phases. These sensors support $ n" ^) Z' j; J8 ~5 y$ Gground-based interceptors for both theater and national defense. Space-Based Architecture U% d1 A$ T& V, S6 cStudy (SBAS) A 1989 study to review the space-based elements of the Phase I SDS 0 _6 v" R- ]: N8 K6 D& ~architecture, with emphasis on Space-Based Interceptor (SBI), Brilliant Pebbles 8 m6 Z' y; _; M u* j$ q(BP), and the Space Surveillance and Tracking System (SSTS), to define and - X' P. S9 C( h, V F3 e; Bjustify a recommended architecture for Phase I and beyond. MDA GLOSSARY, VER. 4.0 S - O! K5 Q L, m# ~! b271 Space Based : ~# k" {2 v1 P f g C3 ]5 zInfrared System % X' Y" a/ X% c8 X5 W! l* ^! O/ K(SBIRS) % D3 _, |! K0 b) h6 ZSBIRS will be a consolidated system that will meet United States infrared space surveillance needs through the next 2-3 decades. SBIRS is intended to be an integrated “system of systems” including multiple space constellations and an , l Q" w' i* Bevolving ground element. The baseline SBIRS architecture consists of four Geosynchronous Earth Orbit (GEO) satellites; two sensors on Highly Elliptical Orbit (HEO) satellites; Low Earth Orbit (LEO) satellites; a ground system - |2 A4 }& n; a' Z) @consisting 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 $ H8 g9 g$ c9 n+ u" L! Fmissile defense, missile warning technical intelligence, and battle space characterization mission requirements identified in the JROC-validated SBIRS Operational Requirements Document. The SBIRS program will begin replacing the operational Defense Support Program (DSP) ground segment in 1999 and begin replacing the DSP satellites in 2002. ( W$ g R8 p7 R; A6 s5 FSpace-Based Interceptor (SBI) , I" ^) g( R1 L! G5 F, S/ P7 g2 }OBSOLETE. A distributed set of low earth orbit satellites that may provide 1 X- `0 x8 o# q& Plaunch detection and booster tracking, and that serve as kinetic or kinetic energy 4 x/ u9 H) h+ H* L; Zinterceptors of boosters, PBVs, and/or RVs. (USSPACECOM) Space-Based Sensor 3 m" A' }" ^2 v, [, Z7 PA system that provides global above-the-horizon surveillance to detect and track [4 L& Z+ S4 j9 `PBVs, object clusters (RVs and penaids), and resolved midcourse objects, as well as below-the-horizon tasked hot spot detection of boost phase missiles / T" E2 O- t1 m& f( e# Fwhen cued by a space-based weapon or a priori knowledge. It provides surveillance data for use in situation assessment, operational intelligence collection, and for cueing other sensor and weapon elements. During 9 n* @; _& z& b) D% Smidcourse, sensors discriminate and track RVs and associated objects to support 5 Z* m+ V% b2 t5 I9 I lmidcourse engagements. (USSPACECOM) & q$ e; s- h( |Space-Based 7 ]: x& |$ s- MSurveillance and Tracking System 2 g: n8 t8 O' p8 K b(SSTS) OBSOLETE. A satellite-borne electro-optic tracking and surveillance system in medium earth orbit. The satellites would track targets from medium earth orbits 4 m D' p2 ?$ m% @( c$ }against a cold space background and near the earth limb. Individual objects’ state vectors would be generated from correlated information from two or more & m! U( Z& }4 j& {: U! psensors. (Predecessor to Brilliant Eyes (BE). Space Command 1 |; p! F V: k9 b; q8 v- CCenter (SPACC) * T6 a5 L& u# ?, e9 XA USSPACECOM center located on Peterson AFB, CO, in Building 147(1). It is the primary command facility for USSPACECOM providing USCINCSPACE with ( e# g$ C6 Y, o: n( t2 j; _1 |, Othe 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 directed, denying it to an enemy; includes the broad aspects of protection to US and Allied space systems and negation of enemy space systems. Space control 7 S) r* i; ]4 |( {9 Aoperations encompass all elements of the space defense mission. / T# b( a# N! a$ {Space Defense The defensive aspect of space control operations which includes all active or : O# ?/ e. ~ J% n+ Q! A( epassive measures planned or taken to defeat attacks against friendly space systems or enemy attacks from space. ) j. x5 J6 x' G' QSpace Defense 7 j6 `8 ]3 |3 C" YOperations Center (SPADOC) 8 o0 R+ e \6 B( XA center in CMAFB responsible for monitoring and reporting of ASAT attacks on Blue satellites, negating designated satellites, and reconstituting and protecting , z% E3 W6 F# p Pdesignated satellites. Space Detection and Tracking 4 D: w) G* X3 d5 GSystem (SPADATS) A network of space surveillance sensors operated by the U.S. Air Force. ; f( s% I- s4 s& VMDA GLOSSARY, VER. 4.0 S - |8 {/ p( e* N( `7 V; Z: F272 Space Environment 6 E4 |. O4 |& N6 O% o+ ?Forecast Center 1 x- u: E( h7 T! M(SEFC) Center at Peterson AFB, CO that supplies terrestrial and solar weather to the & ?; c* L4 T K/ C# @7 RCMAFB Weather Support Unit (WSU) and designated USSPACECOM units. Space Forecast Center (SFC) ; V* }5 F4 B) F- J: F- WCenter at Falcon AFB, CO that supplies solar and space environmental % Z \; |7 b7 g; N7 Q- e# \! Rwarnings, analyses, and forecasts to USSPACECOM, NORAD, and DoD customers. Space Mines Devices that can track and follow a target in orbit, with the capability of exploding % l! O, y& B Gon command or by pre-program to destroy the target. 5 R9 {) } B3 U3 \- V) R1 tSpace Object ; o" A9 _$ ]6 H* m! XIdentification 9 Z- _! g2 A( ?$ |8 C2 P# A(SOI) 6 Z5 c" g- z/ i/ _Use of radar, imaging, and other collection resources to determine size, shape, " `7 L% h( N; b; x$ t2 F! C' {8 jephemeris, and identity of space objects. Space Power Generation and control of electrical energy in space, from various originating sources (e.g., nuclear, chemical, solar). 0 |, }; {/ u9 w) U5 rSpace Support Operations Operations required to ensure that space control and support of terrestrial forces + j, h6 E6 ~8 f9 H: T" m' P, pare maintained. They include activities such as launching and deploying space % _) s. \# X. I' r C3 O+ ^0 _vehicles, maintaining and sustaining space vehicles while on orbit, and 6 h e* j- K% G, Hrecovering space vehicles if required. Space ) A$ X z9 `# V* V7 \9 z* }6 VSurveillance 8 u" ^6 i7 N7 i: Q* D(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 - w% f' W. Q' {, W7 D6 Q6 Emission is accomplished by means of a continuous fan of continuous wave 8 H) Y2 Z! L6 R& ^3 L: C; E" h3 Ienergy beamed vertically across the continental United States, and an associated computational facility. It is the Navy portion of the North American : @* w" S4 f' A% }Aerospace Defense Command Space Detection and Tracking System. , N/ R3 c. l3 ]- U5 a2 |# vSpace 5 N0 k3 \" M2 w! |7 A& MSurveillance 7 g. x% W1 p1 x2 v1 qCenter (SSC) A center in CMAFB responsible for maintaining the satellite catalog, laser clearinghouse, collision and RFI avoidance, and Tracking and Impact Prediction (TIP). Spacetrack USSPACECOM global system of radar, optical, and radiometric sensors linked to a computation and analysis center in the Space Surveillance Center. The : z% Q$ C0 V% a5 U: x$ ^$ RSpacetrack mission is detection, tracking, and cataloging of all man-made objects in orbit about the earth. Space Transportation 7 A) Z' W5 @; z6 ~) \5 CSystem (STS) A national asset that provides routine access to space for both civil and defense : Y" X4 O2 M: F1 n7 K/ |5 Ausers. Elements of the STS include the Space Shuttle, upper stages, Spacelab, launch and landing facilities, simulation and training facilities, and ) ?& S& @, T0 hmission control facilities. The STS is a reusable system capable of deploying a + I: V( S2 l% ]5 c1 _wide variety of scientific and applications satellites. It can carry payloads * G. {! x. j, g4 ~& v8 wweighing up to 65,000 pounds. * B2 |. C& t& F: U* X/ Y5 n$ |SPADATS Space Detection and Tracking System. SPADCCS Space Defense Command and Control System. SPADOC Space Defense Operations Center. (U.S. anti-satellite mission control). 2 _) P. T! n5 r+ jSPADTS Space Detection and Tracking System. SPAR System Performance Analysis Report. . p9 x1 E2 y* x MMDA GLOSSARY, VER. 4.0 S 273 SPARTA SPARTA, Inc., Laguna Hills, CA. Spartan Nuclear-armed, long-range mid-course interceptor used in SAFEGUARD/Sentinel 0 r6 ?+ g4 P' w+ J6 k; G/ {5 @! psystems. SPAS Space Power Architecture Study. SPASUR See Space Surveillance. ) F4 X% P5 _( p4 X3 H( k; J# n4 Z- `SPAWAR Naval Space and Warfare Commend. SPC (1) Statistical Process Control (2) Special Program Center. (3) Special Programs Center. 6 B1 o2 g2 }' iSPE Senior Procurement Executive. SPEAR Space Power Experiments Aboard Rocket. SPEC Specification. g& \# B* q ~Special Data 9 [7 r* F: l, ]7 q! ^" y$ x- PCommands : B* b- g0 W' N4 p0 G' `9 LSpecial, non-routine commands distributed for surveillance battle management, and fire control. $ @% O) S1 Q2 u h1 d+ H5 s0 h* uSpecial " \: ^$ K- ^/ D& s- Z# [Programs Center National center for threat modeling and production. Located in the National Test Facility at Falcon AFB, CO. 4 S' k3 V; Z# y3 {Special Test ' X7 |) f% t/ CEquipment (STE) Single or multipurpose integrated test units engineered, designed, fabricated, or ' X1 F! G5 `( {, Dmodified to accomplish special purpose testing. Such testing units comprise electronic, hydraulic, pneumatic, mechanical, or other items interconnected so as p# _0 D) s1 L) G7 n4 w' fto 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. ) a$ I; V @- a: c* T! tSpecification A document (or other media) that specifies, in a complete, precise, verifiable manner, the requirements, design, behavior, or other characteristics of a system or component, and often, the procedures for determining whether or not these provisions have been satisfied. " m; F/ }4 R1 x0 l% s6 Y: ASpecification Language * [5 j. }* J6 L VA language, often a machine-processable combination of natural and formal ' `8 |* n' F) P4 [language, used to specify the requirements, design, behavior, or other & I1 `- U6 z. _ fcharacteristics of a system or system component. - j/ p/ T y; ESpecified Command A command that has a broad continuing mission and that is established and so designated by the President through the Secretary of Defense with the advice / O0 y( y: o4 [; tand assistance of the Joint Chiefs of Staff. Speckled Trout C-135C airplane with ACBA equipment. + w5 S6 Y" n- _% _! CSPEED System Planning, Engineering, and Evaluation Device. 6 Q0 t! `4 O7 e) n- x9 h/ |SPF Standardized Plume Flowfield. # T( ]8 S3 H! J# D4 U0 O% _SPFE Special Projects Flight Experiments. SPICE Space Integrated Controls Experiment.

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SPIMS Strategic Program Information Management System (SDIO/MDA term). - T4 k9 X& v3 Z8 WMDA GLOSSARY, VER. 4.0 S 274 : A+ O, P( q; Z+ q2 v& h' b8 g3 ~SPINE Shared Program Information Network. SPINS Special Instructions (JFACC term). Spiral 7 x3 m; [& K2 J. F* a' Y# UDevelopment 9 H. K/ j" B. t+ BAn iterative process for developing a defined set of capabilities within one $ s m: `$ s9 T& hincrement. 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 Z! ^! c. x1 H$ g. f8 t i' Yuser is provided the best possible capability within the increment. Each increment may include a number of spirals. Spiral development implements evolutionary acquisition. SPIRE Space Performance in Radiation Environments. SPIRIT Space Infrared Imaging Telescope. . f/ N+ p4 Y8 w% P3 VSPM Software Programmer’s Manual. SPO See System Program Office. (Air Force) ' o; K+ ?: D( ?3 K P: Z' a" Z' ^SPOCK Security Proof of Concept Keystone. ) W y$ x) {4 `4 oSPOD Seaport of Debarkation. * m2 L; h3 v" j6 U( @4 @: L8 r# ?SPOE Seaport of Embarkation. Spoofing Any technique by which sensitive information or commands may be substituted or stopped without the knowledge of the authorized personnel involved. 6 T* A8 ~% \6 T$ A2 r0 U1 hSPOT Systeme Probatoire d’Observation de la Terre - French observation satellite + u( {& G! q2 N. f. NSPP System Performance Parameters. ( B. w% c% S0 a b* ?* {SPR (1) Secretarial Program Review (AF). (2) Secretarial Performance Review (OSD). 1 q) i, Z( s( {% s1 C9 }0 s0 i(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. : m; F+ L: I: B* l$ V% ^SPS Software Product Specification. SPT Support. $ `! V; E- y, a& E# |SPY-1 AEGIS radar. . R( R7 K: Z4 f2 G9 dSQA Software Quality Assurance. % j* z+ W9 y8 p/ s8 KSQL Structured Query Language (Computer term). sqrt Square foot. 3 s- W" D8 L! `SR AFSPC Regulation. SRA System Requirements Analysis. * G% i( p9 k* H# {5 y2 @MDA GLOSSARY, VER. 4.0 S 1 a; B& e1 m0 u6 ?2 Z, K K" m275 SRAM Short-Range Attack Missile. SRB Solid Rocket Booster. 5 }7 r5 W7 k0 A; ^9 V) w* K& QSRBM See Short Range Ballistic Missile. SRD Systems Requirement Document. % b9 k/ z7 ?+ a& Q$ H/ XSREMP Source Region Electromagnetic Pulse. " [- D5 }3 R" N |) Q6 t/ w3 nSRF Strategic Rocket Forces. ( Y7 l+ j- U5 ^4 E' t; u! zSRHIT OBSOLETE. Small Radar Homing Intercept Technology. Predecessor program to Flexible Lightweight Agile Guided Experiment (FLAGE). * \& Q% q8 J; ~0 Q1 w. MSRIM Short-Range Intercept Missile. SRINF Short Range Intermediate Nuclear Force. 4 F/ M7 J K. |: wSRL (1) Site Readiness Level. ; ?4 d1 x; @( T6 E(2) System Readiness Level. (3) Super Radiant Laser. SRM (1) Small Rocket Motor. (2) Sensor Response Model. . q* W1 i1 o; J4 T" f+ lSRMP Sounding Rocket Measurement Program. 0 U6 T m) c/ J, _0 DSRMSC Stanley R. Mickelsen SAFEGUARD Complex site. + I' i) p- c8 j( e' cSRMU Solid Rocket Motor Upgrade. SRO System Readiness Objective. 1 h: Z, d3 O) c* l, T& ~$ }- BSRR System Requirements Review. ' J$ l. O) `7 X: {. f9 n- jSRS (1) Site/System Requirements Study. (2) Software Requirements Specification I6 w2 h# T: ?) l( aSRT Strategic Red Team. 2 G+ d; I# H$ f, `1 Q7 w! Q8 PSRTBM Short range theater ballistic missile. SRU Shop Replaceable Unit. SRV Single Reentry Vehicle. & G7 B" h4 a% w- m# F. wSS (1) Solid State (USASSDC Family of T-GBR term). (2) Simulator System. SS- Surface-to-Surface. : h$ E' |# G8 a' _) R, CSS-18 Largest ICBM in former Soviet inventory credited with carrying 10 RVs, but . L! ?5 B7 ]* j5 Ucapable of holding many more. SS96 Summer Study 1996 [Director, MDA]. % c) G9 X; m fSSA See Source Selection Authority. ' Q5 f8 V; t6 o4 ~/ C" NSSAC Source Selection Authority Council/Committee (Acquisition term). 8 B4 Z: b. a. A$ S# d) n- z( XMDA GLOSSARY, VER. 4.0 S 276 SSB Single Side Band. SSBN Ballistic Missile Submarine (nuclear). + S( b, N& Y% z" ^4 o& eSSC (1) See Space Surveillance Center. (2) Scan-to-Scan Correlation. (3) Strategic Systems Committee. ( u2 G) j6 R4 ]+ ?1 N(4) Skill Specialty Code (USAF ILS term). (5) Source Selection Chairman (Acquisition term) ( X7 s. r9 m3 K' |1 `: a5 z(6) Standard Systems Center, Gunter AFB, AL. (7) Surface-to-Surface [Ground-launched] Cruise [missile]. (8) Stimulation Support Center. SSCM Surface-to-Surface Cruise Missile. 0 a6 i) m# x8 mSSD OBSOLETE. Space Systems Division. (Now USAF/SMC.) SSDA Solid State Demonstration Array. SSDC Space and Strategic Defense Command (US Army). SSDO System/Segment Design Document. 3 Z& [) T3 Q' m( f1 T1 ZSSDR Subsystem Design Review. SSE (1) See System Security Engineering. (2) Space Surveillance Experiment. : D: @4 v3 J/ |1 ^, q, C( U(3) System Simulator Environment. SSEB Source Selection Evaluation Board. ) ^! a# X! d* h) r+ eSSEKP Single Shot Engagement Kill Probability. 5 {7 K3 U: [+ bSSGM Strategic Scene Generation Model. % l: N6 }* K& B& h2 ?9 G' |3 R, H ySSI (1) Sensor Segment Interface. (2) Sensor System Interface. SSIMU Solid State Inertial Measurement Unit. ' L) M, x0 u- f2 A% v6 GSSKP 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). & M0 p( p6 G: i# w% b ?2 qSSM/T2 Special Sensor Meteorology Temperature and Vapor (Weather Satellite term). SSM/TI Special Sensor Meteorology Temperature (Weather Satellite term). " Y6 d2 b7 U1 }) N) vSSMP See System Security Management Plan. X% b$ [4 `5 {& }SSMS See Standard Survivable Message Set. SSMTR Sary Shagan Missile Test Range. MDA GLOSSARY, VER. 4.0 S 5 ~1 X8 C- `' ?+ J' x277 - l* Q: v p: O7 v7 GSSN (1) Space Surveillance Network. 2 o5 R- G- Z( t. v W(2) Submarine, Nuclear powered (navy Ship Designation term). - e; L0 a" f; f; \2 {0 I: e! rSSO Special Security Office. SSOD Special Session On Disarmament. . `; g: p1 G) I. Q. BSSP Source Selection Plan. SSPAR Solid State Phased Array Radar. ! |: n) ]/ x+ E; uSSPK 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) s/ Q2 n# m7 }7 O4 l+ iSSR Software Specification Review. , @2 G G2 h# p( ESSRMP Space Sounding Rocket Measurement Program. SSRT Single Stage Rocket Technology. SSS (1) Space Sensor System. (2) System/Segment Specification. SSSG Space System Support Group. SST System Specific Threats. & ^- w# t# y! H0 ^7 ]SSTB System Simulation Test Bed. ; \- j* M( j c3 O" D9 ySSTS OBSOLETE. See Space-Based Surveillance and Tracking System. SSUP System Supplement. SSWG System Safety Working Group. ST Simulation Tool. 7 h+ {/ G& H. H4 w! E, VST/STE Special Tooling/Special Test Equipment. 5 B a$ L: n* }6 E4 A2 kSTA Significant Technical Accomplishments. 2 U# A& J( l) G6 m9 O3 d- u$ RStage An element of the missile or propulsion system that generally separates from the * _9 S4 O# r& V0 @missile at burnout or cut-off. Stages are numbered chronologically in order of 0 W5 v! [" M9 E6 y5 \burning. 4 X! p: }+ e8 N% j8 q' {/ g' N1 zSTAGE Simulation Toolkit and Generation Environment. STANAG Standardization Agreement (NATO). & S0 o7 |3 }" e6 x7 VStandard Missile A shipboard, surface-to-surface/air missile. Standard Mobile Segment (SMS) % n( z9 ~. D1 l4 M5 _! nSMS is to be the standard for all future ground mobile, air transportable ; B9 v' V9 c/ d' p" L: vcommand centers. 0 [/ \+ }+ x. `# }" b, c) JMDA GLOSSARY, VER. 4.0 S 8 D: U. c! ~7 x1 x- ~" Q* A278 ; L9 f3 h) `- c8 [: D; n+ NStandard ; P, S) J' g* P4 z3 @* u& @Survivable Message Set " x) l: E& [7 ^; Q ]1 J(SSMS) Message set, which contains the standard format used by ITW/AA data sources. . {8 H0 e+ J: e- D3 @0 K/ y1 O# fStandardization The process by which DoD achieves: (1) the closest practicable cooperation ; c5 I* ? X* c1 ^among forces; (2) the most efficient use of research, development, and " _& t" K+ s$ ~0 q: \/ a1 v* y. Uproduction resources; and (3) agreement to adopt on the broadest possible & M4 G. v R5 ebasis the use of: (a) common or compatible operational, administrative, and ) f: m9 @1 m0 \. _logistics procedures and criteria; (b) common or compatible technical procedures * ~, ]- z! C/ d4 L: [, Q+ [& B eand criteria; (c) common, compatible, or interchangeable supplies, components, weapons, or equipment; and (d) common or compatible tactical doctrine with corresponding organizational compatibility. 2 G _: v, y# rSTAR System Threat Assessment Report. STARS (1) Strategic Target System. 1 v7 c) y/ K s! u(2) Strategic Tactical Airborne Range System. ) o) [! u# N( ?8 F( @ _(3) Surveillance and Target Attack Radar System. START Strategic Arms Reduction Treaty. ; {# k6 h ?, ]9 V( l0 c+ i/ ySTASS Space Transportation Architecture System Study. Statement of " j; ]9 c5 @& U! P) k( aWork (SOW) * {' b7 [" K$ z J5 W Z: FThat portion of a contract that establishes and defines all non-specification 8 z8 W0 w, c$ I- r% ]+ jrequirements for contractors’ efforts either directly or with the use of specific cited documents. ; q) k: b) y1 i1 _7 P1 \$ _$ mStatic Analysis The process of evaluating a program without executing the program. See also 6 L' U0 t$ J& L/ \3 S5 H0 P# Sdesk checking, code audit, inspection, static analyzer, walk-through. Contrast % J3 @' |% I+ f: e v- {with dynamic analysis. : T6 {, I5 F$ ]: J2 u P, g6 `! GSTB Surveillance Test Bed. 2 b4 {& b" m' l- c# KSTC SHAPE Technical Center. * Z* j# t8 g/ s0 j5 zSTD System Technology Demonstration. STDN Secure Tactical Data Network. STE See Special Test Equipment. Stealth A technique used to frustrate discrimination that uses the decoy shape and : a: M5 X1 [. M' w% C Y- l9 Z6 Q, M) hmaterial content to reduce the reflected IR, radar, optical or acoustic crosssection to the defensive sensor. Stellar Guidance A system wherein a guided missile may follow a predetermined course with 3 T) ^" e1 l, J5 M! G0 T! s- Oreference primarily to the relative position of the missile and certain pre-selected 6 m4 O5 X B) g" u2 E0 t% G# hcelestial bodies. 0 H& a( e; h. |5 B- a* M- R" NSTEP Surveillance and Tracking Experiment Program. Steradian The unit of measure of solid angles equal to the angle subtended at the center Z4 m. f" m R8 ^ W- {3 Z1 vof a sphere of unit radius by unit area on its surface. 1 @/ }9 T8 \& I7 y! _% s4 O% ZStereo Using two or more sensors. MDA GLOSSARY, VER. 4.0 S 279 + k# t' ^7 S! | k) o5 q8 X! nSTF Static Test Facility. 6 x/ t( g6 c6 B3 X+ PSTILAS Scientific and Technical Information Library Automation System (USASSDC 3 w/ t$ {4 q) Kterm). + N W9 U% D. L% [- CStimulated 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. P1 B2 G9 S" Z' K; nLasers operate by stimulated emission. . [ H. }9 L; Q9 _" N5 P. j' gSTINFO Scientific Technological Information.