Tswana - MARC language code - Library of Congress (LCCP)
Sillinger America - NCIC boat manufacturer code (NCIC)
Southwestern Baptist Theological Seminary, Fort Worth, TX - OCLC symbol (OCLC)
Tactical Smith & Wesson - Police and security equipment
Tactical Supply Wing (SAUS)
Task Status Word (NITA)
Technical Scope of Work
Technical Support Workstation (ACAE)
Telesoftware (NITA)
Television South-West (TLAA)
Temperature Switch (MSA)
Test Software (MCD)
Test Switch
The Scientific World (IID)
The Searchers Workbench (NITA)
Time Since Workshop (SAUS)
Time Switch - Telecommunications (TEL)
Total Slow Wave Sleep
Total Solid Waste - Recycling
Trade Shows Worldwide - Formerly, TSPED - A publication
Tradeshow Week (IID)
Trans European Airways - Switzerland - ICAO designator (FAAC)
Transfer Switch
Transmitting Slide Wire
Trau, Schau, Wem - Trust, but Be Careful Whom - Motto of Christian I, Elector of Saxony (1560-91) - German
Tropical Summer Winter - Vessel load line mark
Truck Size and Weight
Tsunami Warning - Telecommunications (OTD)
Tswana - Language code (ETLW)
T Switch Cell - Immunology
Tube Socket Weld (SAUS)
Turbine-Building Service Water - Nuclear energy (NRCH)