Northern Sotho - Language code (ETLW)
Safety and Risk Technology - Commercial firm
Sagittal Ray Trace
Sarafotoxin - Biochemistry
Sarutani - Japan - Seismograph station code, US Geological Survey (SEIS)
Saturation Recovery Technique (SAUS)
S-Band Radio Transmitter
Scarlet Energy, Inc. - Vancouver Stock Exchange symbol
Scheduled Return Time (SAUS)
School Readiness Test - Child development test
School Response Team
Science Recommendation Team
Science, Research, and Technology
Search RADAR Terminal
Secondary Ranging Test (SAUS)
Secure Request Technology (SAUS)
Security Response Team - Military
Sedimentation Rate Test
Segmentation Register Table - Computer science (ELAL)
Segmented Rod Technology (SAUS)
Self-Reinforcing Thermoplastic (SAUS)
Self-Repair Technique
Serials Round Table - Later, RTSD - American Library Association
Set Reset Trigger - Flipflop - Computer science (IAA)
Set-Reset Trigger (SAUS)
Shift-Register Transfer - Computer science
Short Range Transport (SAUS)
Short-Range Transport - Aircraft (NATG)
Short Residence Time - Chemical engineering
Shuttle Requirements Traceability - NASA (MCD)
Sick Role Tendency - Medicine (STED)
Signal Requests Terminal (SAUS)
Silica RADOME Technique
Simple Reaction Time - Psychometry
Single Requesting (or Requestor) Terminal (SAUS)
Single Requesting Terminal - Computer science (IBMDP)
Single Rope Technique (SAUS)
Single Run Time (IAA)
Sinus Node Recovery Time - Medicine (DMAA)
Site Readiness Inspection (SAUS)
Skid-Resistance Tester (SAUS)
Slow Rise Time (SAUS)
Slow-Run-Through Trials - Navy (NG)
Sludge Retention Time - Wastewater treatment
Smoke Removal tube - Used in laser therapy - Gynecology (DAVI)
Social Relations Test - Psychology
Society of Radiological Technologists (SAUS)
Society of Romanian Air Transports - ICAO designator (FAAC)
Soft Return (SAUS)
Solar Radiation Test
Solar Radio Telescope
Solids Retention Time - Water pollution
Sorbinol Retinopathy Study (SAUS)
Soroti - Uganda - Airport symbol (OAG)
Sorting (SAUS)
Source Route Transparent (SAUS)
Source Routing Transparent - Telecommunications
Southern Research Technologies, Inc. (SAUS)
Special Rated Thrust - Aerospace (MCD)
Special Real-Time Command (MCD)
Special Relativity Theory (SAUS)
Special Response Team - Marine Corps (MUSM)
Special Review Team - Nuclear energy (NRCH)
Specification Requirements Table - NASA (NASA)
Speech Reception Test - Audiometry (MAE)
Speech Reception Thresholds - Audiometry
Speech Recognition Technology - Computer science (CDE)
Spent Resin Tank - Nuclear energy (NRCH)
Spontaneously Resolving Thyrotoxicosis (STED)
Sport, Road and Track - Automobile model designation
Spousal Remainder Trust - Banking
Staged Rod Technology (SAUS)
Standard Radio & Telefon (NITA)
Standard Radio Telegraph (SAUS)
Standard Rate Turn (NVT)
Standard Remote Terminal
Standard Remote Terminals (SAUS)
StarTek,Inc. - NYSE symbol (SPSG)
Station Readiness Test
Step Recovery Transistor
Strategic Red Team (SAUS)
Strategic Relocatable Target - DoD
Strategic Rocket Troops (NATG)
Stress Relief Tool
Stroke Rehabilitation Technician (MAE)
Subcaliber Rocket Trainer - Army
Submarine Reactor, Thermal (SAUS)
Subrnarine Thermal Reactor (SAUS)
Sulfur Removal Technology - Automotive emissions
Supply Response Time
Supporting Research and Technology (MCD)
Surface-craft Radio Transmitter (SAUS)
Surface Recording Terminal (MCD)
Sustained Release Theophylline - Medicine
Symptom Rating Test - Medicine (STED)
Synchro and Resolver Transmission
System Reaction Time (KSC)
System Readiness Test (SAUS)
System Recovery Table (SAUS)
System Reliability Test
System Resource Table (SAUS)
System Response Time - Automotive emissions
Systems Readiness Test (KSC)
Systems Requirements Test (ACAE)
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