| Acronym | Definition |
|---|
| BT➣British Telecommunications |
| BT➣Break |
| BT➣BlueTooth (wireless personal area networking technology) |
| BT➣Northern Ireland (postcode, United Kingdom) |
| BT➣BitTorrent (file swarming program) |
| BT➣Balance Transfer |
| BT➣Breakfast Television (Atlantic Canada Newsmagazine) |
| BT➣Business Transformation |
| BT➣Bhutan |
| BT➣Business Times |
| BT➣Broader Term (lexicography) |
| BT➣Baghdad Time (GMT+0200) |
| BT➣Battle Tested (paintball) |
| BT➣Basic Training |
| BT➣Bacillus Thuringiensis |
| BT➣Billy Talent (band) |
| BT➣Battletech (roleplaying game) |
| BT➣Boys Toys |
| BT➣Boat Tail |
| BT➣Bundestag (German Parliament) |
| BT➣Boston Terrier (canine breed) |
| BT➣Building Technology (various organizations) |
| BT➣Botosani (Romania county) |
| BT➣Break Through |
| BT➣Behavior Therapy |
| BT➣Blood Test |
| BT➣Board of Trade |
| BT➣Berlingske Tidende (Denmark newspaper) |
| BT➣Ballistic Tip |
| BT➣Bad Taste (movie) |
| BT➣Baronet |
| BT➣Booker T (pro wrestler) |
| BT➣Blues Traveler (band) |
| BT➣Bankers Trust |
| BT➣Bad Trip |
| BT➣Blood Transfusion |
| BT➣Bacterial Translocation |
| BT➣Bassa Tensione (Italian: Low Voltage) |
| BT➣Baja Tensión (Spanish: Low Voltage) |
| BT➣Brown Thomas (Irish department store) |
| BT➣Black Temple (World of Warcraft) |
| BT➣Bow Thruster (boating) |
| BT➣Break Time |
| BT➣Baby Talk (magazine) |
| BT➣Big Ticket |
| BT➣Brian Transeau (DJ/producer/composer) |
| BT➣Brain Teaser |
| BT➣Back-Trajectory |
| BT➣Blood Type |
| BT➣Brachytherapy |
| BT➣Block Type |
| BT➣Business Telecommunications |
| BT➣Brevet de Technicien (French) |
| BT➣Bandwidth Time (Bluetooth) |
| BT➣Biological Terrorism |
| BT➣Byte This |
| BT➣Bjørn Tore (Norwegian artist) |
| BT➣Bit Test |
| BT➣Bleeding Time (test of blood) |
| BT➣Boys Town |
| BT➣Overseas Trade (British archival material; Stanford University; Stanford, CA) |
| BT➣Bolt Thrower (band) |
| BT➣Black Tower (game) |
| BT➣Banjo Tooie (video game) |
| BT➣Burn-Through |
| BT➣Block Transfer |
| BT➣Basic Technology |
| BT➣Black Tiger (shrimp) |
| BT➣Begin Text |
| BT➣Bonton |
| BT➣Burn Time |
| BT➣Bullet Time (game) |
| BT➣Bismaleimide Triazine (resin used in chips and circuit boards) |
| BT➣Burst Tolerance |
| BT➣Bombay Times (India) |
| BT➣Blast Theory (band) |
| BT➣Binary Translation |
| BT➣Bathythermograph |
| BT➣Black Thorn (game) |
| BT➣Bird Text (comedy group) |
| BT➣Battletoads (video game) |
| BT➣Budget Estimate |
| BT➣Best-Of-Two |
| BT➣Big Typhoon (CPU cooler) |
| BT➣Beta Tau |
| BT➣Borderline Tuberculoid (leprosy) |
| BT➣Blalock-Taussig Shunt (also seen as B-T) |
| BT➣Beginning of Tape |
| BT➣Blue Tetrazolium (chemistry) |
| BT➣Bench Trial |
| BT➣Bruce Trail (Ontario) |
| BT➣Black Templars (Space Marine Chapter, gaming) |
| BT➣Bishops' Transcripts |
| BT➣Bilgisayarli tomografi (Turkish: computerized tomography) |
| BT➣Boiler Technician (US Navy Rating) |
| BT➣butorphanol tartrate (nasal spray) |
| BT➣Ball-Turret Gunner |
| BT➣Billion Tonne |
| BT➣Baggage Tag |
| BT➣Brown Town |
| BT➣Bamboo Tree |
| BT➣Bomb Technician |
| BT➣Bulb Thermometer |
| BT➣Blair-Taylor (Wisconsin school district) |
| BT➣Bloodthirster (gaming) |
| BT➣Break Track |
| BT➣Bering Time (GMT-1100) |
| BT➣Black Tapestries (webcomic) |
| BT➣Battalion Training |
| BT➣Biomedical Times (resource) |
| BT➣Break Transmission |
| BT➣Bad Temperament (referring to pet personality) |
| BT➣Before Tendulkar (India, sports) |
| BT➣(USN Rating) Boiler Technician |
| BT➣Beginning of Transmission |
| BT➣Basis Traffic |
| BT➣Botulism Toxoid |
| BT➣Block Termination |
| BT➣Baal T'Shuvah (Jewish religion) |
| BT➣Bottle Toke |
| BT➣Bloomington Public Transportation Corporation |
| BT➣Banco de los Trabajadores (Guatemalan bank) |
| BT➣Bathythermal |
| BT➣Builders Trials |
| BT➣Bottom of Tape |
| BT➣Battalion Terminal |
| BT➣Behavioral Taxonomy |
| BT➣Bashkia E Tiranës (Albanian: Tirana municipality) |
| BT➣Baron Technology (New Haven, Connecticut) |