(p) TriAcetone TriPeroxide TB Tb – (s) Terbium TB – (p) Tuberculosis TBA – (i) to be announced TBBPA – (p) TetraBromoBisPhenol-A TBC – (i) to be confirmed, to be continued TBD – (i) "to be documented", "to be determined", or "to be decided" TBD – (i) Torpedo Boat Destroyer TBF – To be fair TBGRI – (i) Tropical Botanic Garden and Research Institute, India TBH – (i) To Be Honest TBL – (i) Turkish Basketball League TBM – (i) Tactical Ballistic Missile – Theatre Ballistic Missile TBS – (i) Turner Broadcasting System TBT – (p) Tributyltin TC TCC – (s) Tarrant County College Tc – (s) Technetium TC – (s) Teracoulomb – Turks and Caicos (ISO 3166 digram) – United Arab Emirates (FIPS 10-4 country code; from Trucial Coast States) TCA – (i) Transformational Communications Architecture – (s) Turks and Caicos (ISO 3166 trigram) TCAS – (i) Traffic Collision Avoidance System TCAA – (i) Top Counter-Assault Agents TCBY - (i) The Country's Best Yogurt TCCCS – (i/a) Tactical Command, Control, and Communications System ("ticks") TCD – (s) Chad (ISO 3166 trigram) TCG – (i) Trusted Computing Group – Türkiye Cumhuriyeti Gemisi TCHD – (i) Truck Cargo Heavy Duty TCL – (i) Tool Command Language TCM – (i) Turner Classic Movies TCP – (i) Traffic Control Point – Transmission Control Protocol – Trichlorophenol TCU – (i) Texas Christian University TCWMS – (i) Tele-Center Workforce Management System TCW – (i) Tasty Coma Wife TE te – (s) Telugu language (ISO 639-1 code) Te – (s) Tellurium TE – (i) Tactical Exploitation – (p) Testosterone to Epitestosterone ratio – (i) Tight end (American football; position generally not used in modern Canadian football) TEAL – (a) Tasman Empire Airways Limited Team – (a) Together everyone achieves more TEAMS – (a) The East African Marine System (fiber optic cable) TED – (a) Technology Entertainment Design prize TEEL – parts of a body paragraph in an essay: * T - Topic sentence E - Explanation E - Evidence L - Link TEETH – (a) Tried Everything Else, Try Homeopathy (medical diagnosis in-joke) tel – (s) Telugu language (ISO 639-2 code) TEL – (a/i) Transporter, Erector and Launcher TELAR – (a) Transporter, Erector, Launcher And Radar TEMO – (a) Training, Exercise, and Military Operations TENCAP – (p) Tactical Exploitation of National Capabilities TER's(Stargate) – Transphase Emission Rods TERS – (i) Tactical Event Reporting System TES –