## S 

SA—Situational Awareness 

SAMS—Special Use Airspace Management System 

SAR—Search and Rescue 

SAS—Stability Augmentation System 

SDF—Simplified Directional Facility 

SDR—Service Difficulty Reports 

SER—Start End of Runway 

SIAP—Standard Instrument Approach Procedure 

SID—Standard Instrument Departure 

SIGMET—Significant Meteorological Information 

SM—Statute Mile 

SMA—Surface Movement Advisor 

SMGCS—Surface Movement Guidance and Control System 

SOIA—Simultaneous Offset Instrument Approaches 

SOP—Standard Operating Procedure 

SPECI—Non-routine (Special) Aviation Weather Report 

SSV—Standard Service Volume 

STAR—Standard Terminal Arrival 

STARS—Standard Terminal Automation Replacement System 

STC—Supplemental Type Certificate 

SUA—Special Use Airspace 

SUA/ISE—Special Use Airspace/In-flight Service Enhancement 

SVFR—Special Visual Flight Rules 

SVGS – Synthetic Vision Guidance System 

SVS—Synthetic Vision System 

SWAP—Severe Weather Avoidance Plan 

SWIM—System Wide Information Management 

## T 

TA—Traffic Advisory 

TAA—Terminal Arrival Area 

TACAN—Tactical Air Navigation 

TAF—Terminal Aerodrome Forecast 

TAS—True Air Speed 

TAWS—Terrain Awareness and Warning Systems 

TB—Track Bar 

TCAS—Traffic Alert and Collision Avoidance System 

TCH—Threshold Crossing Height 

TDLS—Terminal Data Link System 

TDZ—Touchdown Zone 

TDZE—Touchdown Zone Elevation 

TEC—Tower En-route Control 

TERPS—Terminal Instrument Procedures 

TFR—Temporary Flight Restriction 

TIBS—Telephone Information Briefing Service 

TIS-B—Traffic Information Service-Broadcast 

TIBS—Telephone Information Briefing Service 

TOC—Top Of Climb 

TOD—Top Of Descent 

TODA—Takeoff Distance Available 

TOGA—Takeoff/Go Around 

