(i) Tactical Event System TEST – (a) Thesaurus of Engineering and Scientific Terms TEU – (i) Twenty-foot equivalent unit (cargo capacity) TeVeS – (p) Tensor Vector Scalar theory TF TF – (s) French Southern Territories (ISO 3166 digram) (i) Task Force (s) Terafarad (?) Too Far (i) Team fortress (hence TF2 is Team Fortress 2) Transformers T/F – (i) True/False (=Yes/No) TFMPP – (p) Trifluorophenylmethylpiperazine TFR – (i) Total Fertility Rate TFT – (i) Thin-Film Transistor TFTP – (i) Trivial File Transfer Protocol (i) Terrorist Finance Tracking Program TG tg – (s) Tajik language (ISO 639-1 code) Tg – (s) Teragram TG – (s) Togo (ISO 3166 digram) TGA – (s) Tonga (IOC and FIFA trigram, but not ISO 3166) TGB – (i) Tres grande bibliothèque (French, "Very Large Library"), a sarcastic nickname for the Bibliothèque nationale de France TGIF – (i) Thank God It's Friday, Toes Go In First tgk – (s) Tajik language (ISO 639-2 code) tgl – (s) Tagalog language (ISO 639-2 code) TGO – (s) Togo (ISO 3166 trigram) TGT (p) Target (also the ticker symbol for Target Corporation) (i) Ticket Granting Ticket (computer security) (i) Tyrese, Ginuwine, Tank – see TGT (group) for their collaboration TGV (i) Tanjong Golden Village (Malaysian cinema chain) (p) [[Young Malagasies Determined|Tanora malaGasy Vonona]] (Malagasy, "Young Malagasies Determined" – political party) (i) Test Generation with Verification Train à grande vitesse (French for "High-Speed Train") TH th – (s) Thai language (ISO 639-1 code) Th – (s) Thorium TH – (s) Terahenry – Thailand (ISO 3166 and FIPS 10-4 country code digram) tha – (s) Thai language (ISO 639-2 code) THA – (s) Thailand (ISO 3166 trigram) THAAD – (a/i) Terminal High Altitude Area Defence THB – (s) Thai baht (ISO 4217 currency code) THEGENTRY – (a) The High-End Group of Earth's New Technologies Research Yield THEL – (a) Tactical High Energy Laser ACTD THG – (p) Tetrahydrogestrinone ThG – (p) Graduate of Theology THSU - (a) Texas Health and Science University TI ti – (s) Tigrinya language (ISO 639-1 code) Ti – (s) Tebi – Titanium TI – (s) Tajikistan (FIPS 10-4 country code) – (i) Thermal Imaging – Threat Identification – Training Instructor – Texas Instruments TIA – (i) Total Information Awareness initiative TIA – (i) Transient Ischemic Attack TIALD – (i) Thermal Imaging and Airborne Laser Designation TIAA-CREF – (i, pronounced as "T-I-A-A-cref") Teachers Insurance and Annuity Association