Acronym Listing S

A |

B |

C |

D |

E |

F |

G |

H |

I |

J |

K |

L |

M |

N |

O |

P |

Q |

R |

S |

T |

U |

V |

W |

X |

Y |

SAI — SAS — SCA — SCS — SDR — SEC — SEL — SF — SI — SIS — SLR — SMO
SOC — SOS — SPF — SPP — SRO — SSD — SSR — STC — STIP — SU

ACRONYM	DEFINITION	CONTRIBUTOR
s	second (Symbol) (SI unit of time)	Langley
S	Scout (Small class expendable launch vehicle)	CASI
S&A	Safety and Arming Device	CASI
S&B	Specs and Bodies (Skipped the S)	Goddard
S&E	Science and Engineering	Goddard
S&EG	Space and Electronics Group	Goddard
S&L	Savings and Loan (Association)	Langley
S&M	Service/Maintenance (NASA)	Langley
S&M	Structures and Materials	Langley
S&M	Structures and Mechanical	Goddard
S&M	Structures and Mechanisms	Goddard
S&MA	Safety and Mission Assurance	Goddard
S&MS	Structures and Mechanisms Subsystem	Goddard
S&R	Search and Rescue System	Langley
S&T	Scientific & Technical	Langley
S/L	Spacelab	CASI
S/N	Serial Number	Goddard
S/N	Signal to Noise	Goddard
S/W	Software	Langley
S/W CCB	Software Configuration Control Board	Goddard
S/WA	Software Assurance	Goddard
S/WCI	Software Configuration Item	Goddard
SA	Selective Availability	CASI
SA	Site Activation (NASA)	Langley
SA	Solar Array	Goddard
SA	Springfield Armory, MA	CASI
SA	Supplemental Agreement	Langley
SA	Single Access	CASI
SAA	Satellite Active Archive (NOAA)	Goddard
SAA	Solar Array Assembly	Goddard
SAA	Space Act Agreement	Langley
SAA	South Atlantic Anomaly	CASI
SAAC	Space Applications Advisory Committee	Langley
SAAP	Analysis and Preservation (Pathfinder)	CASI
SAAP	Sample Acquisition	CASI
SAB	Satellite Assembly Building Storage and Assembly Bldg.	CASI
SABER	Sounding of the Atmosphere using Broadband Emission Radiometers (or Radiometry)	Langley
SABER	Swing Arm Beam Erector	CASI
SABR	Special Assessment Baseline Review	Goddard
SAC	Satellite de Aplicaciones Cientificas	Goddard
SAC	Second Axial Carrier	Goddard
SAC	Solar Array Carrier	Goddard
SAC	Supplier Assurance Contract	Goddard
SAC	Strategic Air Command	CASI
SAC-A	Satellite de Aplicaciones Cientificas-A	Goddard
SACB	Satellite de Aplicaciones Cientificas-B (Argentina)	CASI
SAC-C	Satellite de Aplicaciones Cientificas-C	Goddard
SACC	Science and Applications Computing Center	CASI
SACO	Strategic Air Command, Offutt Air Force Base, NE	CASI
SADA	Solar Array Drive Assembly	Goddard
SADCO	South African Data Center for Oceanography	Goddard
SADE	Solar Array Drive Electronics	Goddard
SADE	Structural Assembly Demonstration Experiment (for orbital assembly of large Space Structures)	CASI
SADM	Solar Array Drive Mechanism	Goddard
SADTC	SHAPE Air Defense Technical Center, The Hague (Netherlands)	CASI
SAE	Society of Automotive Engineers (Acronym is now organization's official name)	Langley
SAEF	Spacecraft Assembly and Encapsulation Facility	CASI
SAEF-2	Spacecraft Assembly and Encapsulation Facility #2	Goddard
SAERS	Systems Analysis & Engineering Research Support	Langley
SAF	Single Access Forward [TDRS]	Goddard
SAF	Spacecraft Assembly Facility	Goddard
SAFARI	South African Fire Research Institute	Goddard
SAFARI	Southern African Fire-Atmosphere Research Initiative	Langley
SAFARI	Southern African Regional Science Initiative	Goddard
SAFDE	Solar Array Flight Dynamic Experiment	CASI
SAFE	San Andreas Fault Experiment	CASI
SAFE	Solar Array Flight Experiment	CASI
SAFI	SemiAutomatic Flight Inspection	CASI
SAFIRE	Spectroscopy of the Atmosphere using Far-Infrared Emission	Langley
SAFlRE	Submillimeter and Far Infrared Experiment	Goddard
SAGA	Solar Array Gain Augmentation	Goddard
SAGA	Software Application, Generation and Administration	CASI
SAGE	Stratospheric Aerosol and Gas Experiment	CASI
SAGE III	Stratospheric Aerosol and Gas Experiment III	Langley
SAGT	Solarized Advanced Gas Turbine	CASI
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SAI	Spectrum Astro Incorporated	Goddard
SAI	Swales Aerospace, Inc.	Goddard
SA-I	Solar Array-I	Goddard
SAIC	Science Applications International Corporation	Langley
SA-II	Solar Array-II	Goddard
SA-III	Solar Array-III	Goddard
SAIL	Shuttle Avionics Integration Lab	Goddard
SAIS	Science and Applications Information System	CASI
SALSA	Semi-Arid Land-Surface-Atmosphere	Goddard
SALT	Situation Awareness Logistics Tool	CASI
SALT	Special (Purpose Inexpensive Satellite) Altimeter	CASI
SAM	Small Angel Maneuver	Goddard
SAM	Sound Absorbing Materials (See also RAM Radar Absorbing Materials)	CASI
SAM	Space-viewing Analog-electronic Module	Goddard
SAM	Stratospheric Aerosol Measurement	Goddard
SAM	System Assurance Manager	Goddard
SAM	Shuttle Activation Monitor	CASI
SAM II	Stratospheric Aerosol Measurement II	Langley
SAM II	Stratospheric Aerosol Measurement 2	CASI
SAMB	School of Aerospace Medicine, Brooks Air Force Base, TX	CASI
SAMBAR	Small and Minority Business Activity Reporting	Goddard
SAMEX	Soviet American Microwave Experiment	CASI
SAMIS	Structural Analysis and Matrix Interpretive System	CASI
SAM-PEX	Solar, Anomalous, and Magnetospheric Particle Explorer Satellite	Langley
SAMPEX	Solar, Anomalous, and Magnetospheric Particle Explorer	CASI
SAMPIE	Solar Array Module Plasma Interaction Experiment	CASI
SAMS	Shuttle Acceleration Measurement Systems	Goddard
SAMS	Space Accelerator Measurement System	Langley
SAMS	Stratospheric and Aerospheric Sounder	CASI
SAMS	Stratospheric and Mesospheric Sounder	Langley
SAMS	Support and Maintenance System	Goddard
SAMS	Space Acceleration Measurement System	CASI
SAMS	Servicing and Maintenance System	Goddard
SAMSAT	Solar Activity Monitoring Satellites (NOAA/UAF)	CASI
SAMSO	Space and Missiles Systems Organization	CASI
SAN	Storage Area Network	CASI
SAO	Smithsonian Astrophysical Observatory	CASI
SAP	Sintered Aluminum Product	CASI
SAR	Safety Analysis Report (Nuclear energy)	Langley
SAR	Safety Assessment Report	Goddard
SAR	Schedule and Requests	Goddard
SAR	Single Access Return (TDRS)	Goddard
SAR	Software Assurance Requirement	Goddard
SAR	Synthetic Aperture RADAR	Langley
SAR	Scientific Absorption Rate	CASI
SAR	Search and Rescue	CASI
SAR	Stable Auroral Red (arc)	CASI
SAR	Subject Analysis and Retrieval (a CENDI Working Group)	CASI
SAR	Summary Analysis Report	CASI
SAR	Synthetic Aperture Radar	CASI
SARB	Surface and Atmosphere Radiation Budget	CASI
SARB	Surface Atmospheric Radiation Budget	Langley
SAREX	Shuttle Amateur Radio Experiment	CASI
SARP	Signal Automatic Radar Processing	CASI
SARPS	Standards and Recommended Practices	Langley
SARSAT	Search And Rescue Satellite Aided Tracking	CASI
SARSEX	SAR internal wave Signature EXperiment	CASI
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SAS	Service Accounting Segment (NCC)	Goddard
SAS	Solar Array Simulator	Goddard
SAS	SeaWIFSborne Simulator	CASI
SAS	Space Adaptation Syndrome	CASI
SAS	Stability Augmentation System	CASI
SASA	Small Astronomy Satellite A	CASI
SAS-C	Scientific Applications Satellite-C	Goddard
SASCOE	Solar Array Special Checkout Equipment	Goddard
SASET	Software Architecture Sizing Estimating Tool	Goddard
SASIG	STEP Automotive Special Interest Group	Goddard
SASP	Science and Applications Space Platforms	CASI
SASS	SEASAT (Sea Satellite) A Scatterometer System (NASA)	Langley
SASS	Seasat A Scatterometer System	Goddard
SASS	Seasat A Satellite Scatterometer	CASI
SASS	Subsonic ASSessment	CASI
SAT	Structural Analysis Team	Langley
SATAN	Sensor for Airborne Terrain Analysis	CASI
SATAN	Satellite Automatic Tracking Antenna	Goddard
SATS	Small Aircraft Transportation Systems	Langley
SATS	Supply Access Terminal System	Goddard
SAVE	Simulation Assessment Validation Environment	Langley
SAVI	Soil-Adjusted Vegetation Index	Goddard
SAW	Surface Acoustic Wave	CASI
SAX	Satellite per Astronomia X (X-ray Astronomy Satellite)	Goddard
SAXS	Small Angle Xray Scattering	CASI
SBA	Small Business Administration	CASI
SBADPCM	Sub Band Adaptive Differential Pulse Mode Modulation	CASI
SBAS	Satellite-based augmentation systems	JPL
SBBN	Standard Big Bang Nucleosynthesis	CASI
SBC	Solar Blind Channel	Goddard
SBF	Spacecraft Background Simulator	Goddard
SBF	Surface Brightness Fluctuation	Goddard
SBF	Single Barrier Failure	CASI
SBF	Skin Blood Flow	CASI
SBIR	Small Business Innovative Research	CASI
SBIRS	Small Business Innovative Research	CASI
SBIRSHigh (or Low)	Space Based Infra Red System High (or Low)	CASI
SBMB	Supervisory Bus Monitor Buffer	Goddard
SBR	Space Based Radar	CASI
SBRC	Santa Barbara Research Corporation	Goddard
SBRS	Santa Barbara Remote Sensing	Goddard
SBS	Satellite Business Systems	CASI
SBS	Shift Bit Select	CASI
SBS	Stimulated Brillouin Scattering	CASI
SBS	Symbol by Symbol	CASI
SBUB	Solar Backscatter Ultraviolet	Langley
SBUV	Solar Backscatter Ultraviolet Spectral	Goddard
SBUV	Solar Backscatter Ultraviolet Spectrometer	Langley
SBUV/TOMS	Solar Backscatter Ultraviolet Spectrometer/Total Ozone Mapping Spectrometer	CASI
SC	System Controller	Goddard
SC&CU	Signal Conditioning and Control Unit	Goddard
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SCA	Snow-Covered Area	Goddard
SCA	Spacecraft Checkout Area (GSFC Bldg 7, Rm 108)	Goddard
SCA	Subcontract Award	Goddard
SCA	System Concept Analysis	Goddard
SCA/SMS	Shuttle Carrier Aircraft/Shuttle Mission Simulator	CASI
SCALE	Shuttle Coherent Atmospheric LIDAR Experiment	CASI
SCAMA	Switching, Conferencing, and Monitoring Arrangement	Goddard
SCAMP	Satellite Command Antenna on Medium Pedestal	Goddard
SCAN	Selected Current Aerospace Notices	CASI
SCANSAR	Scanning Synthetic Aperture Radar	Goddard
SCAPE	Self Contained Atmospheric Protective Ensemble	Goddard
SCAR	Satellite Communications Applications Research program	Langley
SCAR	Supersonic Cruise Aircraft Research	CASI
SCARAB	Scanner for the Radiation Budget	Goddard
SCAR-B	Smoke, Cloud, and Radiation-Brazil	Goddard
SCARLET	Solar Concentrator Array with Refractive Linear Element Technology	CASI
SCAS	Stability and Control Augmentation Systems	CASI
SCAT	Supersonic Commercial Air Transport	CASI
SCATHA	Spacecraft Charging at High Altitude (satellite)	CASI
SCATS	Simulation Checkout And Training System (Realistic Simulation	CASI
SCB	Schedule Control Board	Goddard
SCB	Steering Control Box (Space Shuttle)	CASI
SCC	Stress Corrosion Cracking	Goddard
SCCB	Software Configuration Control Board	Langley
SCCEG	Scientific Coordinating Committee for Experimental Gravitation	CASI
SCCER	System Command and Control Equipment Rack	Goddard
SCCS	Source Code Control System	Goddard
SCD	Small Conversion Data	Goddard
SCD	Source Control Document	Goddard
SCD	Source Control Drawing	Goddard
SCDP	Safety Compliance Data Package	Goddard
SCE	Secondary Converter Electronics	Goddard
SCE	Selective Communication Equipment	Goddard
SCEPS	Stored Chemical Energy Propulsion System	CASI
SCET	SpaceCraft Event Time	CASI
SCF	Scientific Computing Facility	Goddard
SCF	Science Computing Facility	CASI
SCF	Self Consistent Field	CASI
SCG	Science Coordinating Group	CASI
SCI	Sensitive Compartmented Information/Science	Goddard
SCIAMACHY	Scanning Imaging Absorption SpectroMeter for Atmospheric CHartographY	CASI
SCICEX	Scientific Ice Expeditions	Goddard
SCIGN	Southern California Integrated GPS Network	Goddard
SCISSAP	Southern Center for the Integrated Study of Secondary Air Pollutants	Goddard
SCLC	Space Charge Limitations of Currents	CASI
SCM	Shift Communication Manager	Goddard
SCM	Software Configuration Management	Goddard
SCM	System Control Module (Space Shuttle)	CASI
SCN	Specification Change Notice (NASA)	Langley
SCO	Subcarrier Oscillator (Biotelemetry instrumentation for Space	CASI
SCOLE	Spacecraft Control Laboratory Experiment	CASI
SCOMAC	Scientific Computing Operations, Maintenance and Communication	Langley
S'COOL	Students' Cloud Observations On Line	Langley
SCOPE	Scientific Committee on Problems of the Environment	Goddard
SCOPR	Systems Concept & Operations Plan Review	Goddard
SCORE	Satellite Cost Reduction System	Goddard
SCOSTEP	Scientific Committee on Solar-Terrestrial Physics	Langley
SCP	Spacecraft Processor	Goddard
SCP	Stored Command Processor	Goddard
SCP	Satellite Cloud Product	CASI
SCP	Sail Construction Platform (Solar Sails)	CASI
SCP	Self Consistent Phonon (Quantum mechanics approximation)	CASI
SCP	Sequential Linear Programming	CASI
SCP	Silica Cloth Phenol	CASI
SCP	Single Component Plasma	CASI
SCP	Standard Critical Point	CASI
SCP	Sutton Core Process (Airframe materials' fabrication)	CASI
SCPD	Satellite Committee for People with Disabilities	Langley
SCR	Schedule Confirmation Request (NCC)	Goddard
SCR	Software Change Request	Goddard
SCR	Strip Chart Recorder	Goddard
SCR	Surface-Contour RADAR	Langley
SCR	Systems Concept Review	Goddard
SCR	2. Selective Catalytic Reduction	CASI
SCR	3. Silicon Control Rectifier	CASI
SCR	4. Solar Cosmic Radiation	CASI
SCR	Selective Chopper Radiometer	CASI
SCRA	South Carolina Research Authority	Goddard
SCRAM	Space Capsule Regulator and Monitor (Raytheon)	CASI
SCRAM	Supersonic Combustion Ramjet	CASI
SCRAMJET	Supersonic Combustion Ramjet	CASI
SCRN	Spectra of Cosmic Ray Nuclei	CASI
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SCS	Satellite Control Section	Goddard
SCS	Science Commanding System	Goddard
SCS	Spacecraft Computer System	Goddard
SCS	Stored Command Sequence	Goddard
SCS	Sweep Control Sequence	CASI
SCSS	Scene Correcting Subsystem	CASI
SCSS	Supersonic Combustion Ramjet	CASI
SCT	Specifications and Contracts Team	Langley
SCTC	Space Communications Technology Center (Univ. Of Fla.)	CASI
SCU	Sequence Control Unit (Space Shuttle)	CASI
SCU	Signal Conditioning Unit	CASI
SCUBA	Submillimeter Common User Bolometer Array	Goddard
SCW	Single Command Write	Goddard
SCW	SuperCritical Wing	CASI
SD	Science Data	Goddard
SD	Software Development	Goddard
SD	Solar Diffuser	Goddard
SD	Standard Deviation	CASI
SDA	Solar Diffuser Assembly	Goddard
SDAC	Satellite Data Analysis Center	Langley
SDAC	Solar Data Analysis Center at GSFC	Goddard
SDAI	Standard Data Access Interface	Goddard
SDAS	Science Data Analysis Software	Goddard
SDB	Small Disadvantaged Business	Langley
SDBC	Small Disadvantaged Business Concern	Goddard
SDC	Standard Propulsion Components	Goddard
SDCI	Singles and Doubles Configuration Interaction (Quantum chemistry)	CASI
SDCS	SAR Data Catalog System	Goddard
SDCS	Simulation Data Conversion System (Space Flight Operations	CASI
SDD	Software Design Document	Goddard
SDD	Solar Diffuser Door