AEROSPACE ACRONYM & Abbreviation Guide

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December 2010

Avionics Magazine proudly presents the fifth edition of our biennial Aerospace Acronym & Abbreviation Guide. Updated with the latest terms from the magazine’s pages, this comprehensive guide has grown to more than 3,000 civil and military acronyms.

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 | Z

  • S0 Segment 0

  • S1 Segment 1

  • S&A sense-and-avoid

  • S&A see and avoid

  • SA selective availability

  • SA situational awareness

  • SAA special activity airspace

  • SAA sense and avoid

  • SAAAR special aircraft and aircrew authorization required

  • SAASM selective availability/anti-spoofing module

  • SAASM/EGI SAASM/embedded GPS inertial system

  • SAD software architecture document

  • SADT software architecture design team

  • SAE Society of Automotive Engineers

  • SAFIR systems aid for integration and fault reporting

  • SAI system architecture and interfaces

  • SAI System Architecture and Inter­faces Subcommittee (AEEC)

  • SAM slot allocation management

  • SAM South American region

  • SAM surface-to-air missile

  • SAMM surface area movement management

  • SAMPE Society for the Advancement of Materials and Process Equipment

  • SAP service access points

  • SAR search and rescue

  • SAR synthetic aperture radar

  • SARPS standards and recommended practices (ICAO)

  • SAS stability augmentation system

  • SAS station address set

  • SASS surveillance analysis support system (Eurocontrol)

  • SAT static air temperature

  • SAT systems and acceptance testing

  • SATCOM satellite communications

  • SATNAV satellite navigation

  • SB service bulletin

  • SBAS satellite-based augmentation system

  • SBC single board computer

  • SBD schematic block diagram

  • SBD short data burst

  • SBS Surveillance and Broadcast Services

  • SC special committee (RTCA)

  • SCA self-contained approaches

  • SCA software communications archi­tecture

  • SCAP Security Certification and Accreditation Procedures (U.S. Department of Defense)

  • SCAP standard computerized airplane performance

  • SCAT special category

  • SCCI system controller and cockpit indicator

  • SCD system category diagram

  • SCE super-conducting electronics

  • SCPC single carrier per channel

  • SCSI small computer system interface

  • SCT Surface Collaborative Decision Making Team

  • SD secure digital

  • SDA System Design Assurance

  • SDD system/software design document

  • SDD system development and demon­stration

  • SDDN software-defined data network

  • SDF software development folder

  • SDI source destination identifier

  • SDL software data loader

  • SDLC synchronous data link control

  • SDM software development methodology

  • SDP software development plan

  • SDR software defined radio

  • SDR system design review

  • SDRAM synchronous dynamic random access memory

  • SDR software-defined radio

  • SDU satellite data unit

  • SE systems engineering

  • SEC aircraft information security working group (AEEC)

  • SEC software enabled control

  • SECAM sequential color with memory

  • SEI Software Engineering Institute

  • SEL select identifier

  • SELCAL selective calling

  • SEMP system engineering management plan

  • SESAR Single European Sky Air Traffic Management Research program (Eurocontrol)

  • SETA system engineering and technical assistance

  • SE-Vision synthetic-enhanced vision

  • SEWG security working group

  • SFAR special federal regulation

  • SFDF subsystem fault detection function

  • SFE supplier (or seller)-furnished equipment

  • SFT software fault tolerance

  • SG subgroup

  • SI&T software integration and test

  • SICAS secondary surveillance radar improvements and collision avoidance systems

  • SICASP SICAS Panel (ICAO)

  • SID standard instrument departure

  • SIGINT signals intelligence

  • SIGMET significant meteorological information

  • SIL source integrity level

  • SIL surveillance integrity level

  • SINCGARS single-channel ground and airborne radio system

  • SIPRNET secret internet protocol route network (U.S. Army)

  • SIS signal in space

  • SISG Systems Implementation Subgroup (IATA)

  • SIT system integration and test

  • SITA Societe Internationale de Tele­communications Aeronautiques

  • SITD system integration test description

  • SITP system integration test plan

  • SITP/D SITP/description

  • SITR system integration test report

  • SITS Security Integrated Tool Set

  • SIU server interface unit

  • SIWG seat integration

  • SJU SESAR Joint Undertaking

  • SKPP separation kernels in environments requiring high robustness

  • SKT station-keeping technology

  • SLA service level agreement

  • SLC synchronous link control

  • SLH system level health

  • SLI system level interface

  • SLM standard length message

  • SLoC source lines of code

  • SLS satellite landing system

  • SLUC system level use case

  • SLV service level verifier

  • SM systems management

  • SMA surface movement advisor

  • SMART standard modular avionics repair and test

  • SMB serial mezzanine board

  • SMC Space and Missile Systems Center (Air Force)

  • SMD standardized microcircuit drawing

  • SMD surface mount device

  • SMDS switch multimegabit data service

  • SME system management entity

  • SMGCS surface movement guidance and control systems

  • SMI standard message identifier

  • SMR simulator maintainability and reliability

  • SMR specialized mobile radio

  • SMR surface movement radar

  • SMS safety management system

  • SMS short messaging service

  • SMS spectrum monitoring system

  • SMT standard message text

  • SMU sensor management unit

  • SMUG stores management upgrade system

  • SN subnetwork

  • SNA system network architecture

  • SNAC SN access

  • SNCR SN connection reference

  • SNDCF SN dependent convergence function

  • SNDCF/P SNDCF/protocol

  • SNICF SN independent convergence function

  • SNLE SN link establishment

  • SNMP simple network management protocol

  • SNMPv1 SNMP version 1

  • SNPA SN point of attachment

  • SNPDU SN protocol data unit

  • SNPRM supplemental notice of proposed rulemaking

  • SNR signal-to-noise ratio

  • SNSDU SN service data unit

  • SOC service operations center

  • SOC system on a chip

  • SOF Special Operations Forces

  • SOH start of header

  • SOI system operator instructions

  • SOIA simultaneous offset instrument approach

  • SOM software operator manual

  • SOIT satellite operational implementa­tion team

  • SON statement of operational need

  • SOP standard operating procedure

  • SOSCOE System-Of-Systems Common Operating Environment

  • SOW statement of work

  • SP signal processing

  • SPAR Survivability Planner Associate Re-router

  • SPEAR system performance evaluation and analysis reporting

  • SPCR system problem/change report

  • SPI serial peripheral interface

  • SPI-IR surveillance performance and interoperability implementing rule

  • SPICE STANS preparation integrator for CNS/ATM environment (Eurocontrol)

  • SPM software programmer’s manual

  • SPO system program office

  • SPR safety and performance requirements

  • SPS software product specification

  • SPS standard positioning service

  • SPS stratospheric platform system

  • SPTF Spectrum Policy Task Force (FCC)

  • SQ service quality

  • SQAP software quality assurance plan

  • SQB SQ/billing processor

  • SQD SQ data

  • SQP signal quality parameter

  • SRAM static random access memory

  • SREJ selective reject

  • SRM selective reject mode

  • SRM systematic risk management

  • SRR system/software requirements review

  • SRS software requirements specification

  • SRTM shuttle radar topography mission

  • SRU shop replaceable unit

  • SRW Soldier Radio Waveform

  • SSA source selection activity

  • SSA system safety assessment

  • SSAC source selection advisory committee

  • SSAP strategic safety action plan

  • SSB single side band

  • SSDD system/segment design document

  • SSE safety, security and environmental performance

  • SSEB source selection evaluation board

  • SSOI sidestick order indicator

  • SSR secondary surveillance radar

  • SSS surveillance server system

  • SSS system/segment specification

  • SSU subsequent signal unit

  • STA scheduled time of arrival

  • STANAG standardization agreement

  • STANS simulation for a total air naviga­tion system (Eurocontrol)

  • STAP space-time adaptive processing

  • STAR standard terminal arrival route

  • STARS standard terminal automation replacement system (FAA)

  • STB systems test bed

  • STC supplemental type certificate

  • STCA short-term traffic advisory

  • STD standard

  • STD system technical description

  • STDMA self-organized time division multiple access

  • STDMA synchronized time division multiple access

  • STF SATCOM tracking facility

  • STIU satellite telecommunications intermediate unit

  • STK Scandinavian Surveillance Office

  • STM serial transition module

  • STMS surface traffic management system

  • STOL short takeoff and landing

  • STOVL short takeoff/vertical landing

  • STP system test plan

  • STP/D STP/description

  • STR system technical report

  • STR system test report

  • STVS small tower voice switch

  • STX start of text

  • STUAS small tactical unmanned aircraft system

  • SU signal unit

  • SUA special use airspace

  • SUB subscribe

  • SUM software user manual

  • SUPPS regional supplementary procedures (ICAO)

  • SUT system under test

  • SVC switched virtual circuit

  • SvRR service readiness review

  • SVS synthetic vision system

  • SVU satellite voice unit

  • SW software

  • SWAP severe weather avoidance procedure program

  • SWaP size, weight and power

  • SWARM Smart Warfighting Array of Reconfigurable Modules (U.S. Army)

  • SWIM System Wide Information Man­agement (FAA)

  • SWIT software integration and test

  • SWIT switched virtual circuit

  • SWTP software technology plan

  • SWTRR software test readiness review

  • SYS system identifier

  • SYSCAT-B system category-B (FAA message format)

  • SysCI system configuration item

  • SysDD system design document