Original Series, used to distinguish the first Star Trek TV series from other parts of the media franchise Tramiel Operating System TOT – (i) Time On Target TOW – (a) Tube-launched, Optically tracked, Wire-guided (anti-tank missile) TP TP (s) East Timor (ISO 3166 digram; obsolete 2002) São Tomé and Príncipe (FIPS 10-4 country code) (i) Training Practice Trident Ploughshares TPE – (s) Chinese Taipei (IOC and FIFA trigram for the country also known as Taiwan) TPI – (i) The point is TPO – (p) Thrombopoietin TPS – (i) The Pennington School TPTB – (i) The Powers That Be (often used to refer to the people responsible for the content of TV series or movies) TQ TQ – (i) Top Qualifier (similar to Pole Position in car racing) TR tr – (s) Turkish language (ISO 639-1 code) TR – (s) Turkey (ISO 3166 digram) TRA – (i) Technology Readiness Assessment TRAC – (p) (U.S. Army) TRADOC Analysis Center TRACON – (a) Terminal Radar Approach Control TRADOC – (p) (U.S. Army) Training and Doctrine Command TRAIN – (p) Tourist Railway Association, Inc. TRANSCOM – (p) U.S. Transportation Command TRAP – (p) Tactical Receive equipment and related Applications TRASANA – (p) TRADOC Systems Analysis Agency TRD – (i) Towed Radar Decoy TRIGAT – (p) Third Generation Antitank (missile) TRIPS - (a) Trade-Related Aspects of Intellectual Property Rights TRL – (i) Technology readiness level Trp – (s) Troop TRP (i) Target Reference Point (p) Time of Reporting TRPF – (i) Tendency of the rate of profit to fall TRU – (a) Transuranic TRUEX – (p) Training in Urban Environment Exercise TRW – (i) Thompson Ramo Wooldridge Inc. TRY – (s) Turkish lira (ISO 4217 currency code) TS ts – (s) Tsonga language (ISO 639-1 code) Ts – (s) Terasecond TS (s) Terasiemens Thunderstorm (METAR code) Tunisia (FIPS 10-4 country code) (i) TinySex Transsexual (i) "Tough Sh*t" TSA (i) Theatre Storage Area Time Slot Allocation Transportation Security Administration The Salvation Army TSCA – (a) Toxic Substances Control Act ("tosca") TSEC – (i) Transmission Security Encryption Code TSL – (i) Transportation Security Laboratory tsn – (s) Tswana language (ISO 639-2 code) TSN (i) The Sporting News (historic name of the periodical now known as Sporting News) The Sports Network tso – (s) Tsonga language (ISO 639-2 code) TSO (i) The Stationery Office (was HMSO until 1996) (U.S.) TRICARE Support Office (i) Trans-Siberian Orchestra (band) TSOP (i)