| Acronym | Definition |
|---|
| BTK➣Bölcsészettudományi Kar (Hungary) |
| BTK➣Bratsk (Russia) |
| BTK➣Berliner Technische Kunsthochschule (German: Berlin Technical Arts High School) |
| BTK➣Bind Torture Kill (serial killer's nickname for himself) |
| BTK➣Bruton's Tyrosine Kinase |
| BTK➣Billy the Kid |
| BTK➣Bacillus Thuringiensis var. Kurstaki |
| BTK➣Bruton Agammaglobulinemia Tyrosine Kinase |
| BTK➣Born to Kill |
| BTK➣Below the Knee |
| BTK➣Banque Tuniso-Koweitienne (French: Tunisian-Kuwaiti Bank; Tunisia) |
| BTK➣Basic Tool Kit (necesary supplies) |
| BTK➣Boutokaan Te Koaua Party (Kiribati) |
| BTK➣Back to Keyboard |
| BTK➣Birth Thru Knowledge (band) |
| BTK➣Blood Thirsty Killers (gaming clan) |
| BTK➣Behm-Titan-Kaiser (French trailer manufacturer) |
| BTK➣Baby, Toddler, Kid (clothing) |
| BTK➣Baccillus Thuringiensis Kurstaki |
| BTK➣Büntetõ Törvény Könyv (Criminal Code in Hungary) |
| BTK➣Beartooth Kawasaki (Red Lodge, Montana) |
| BTK➣Block for Transfer and Correction |
| BTK➣Bundestierarztekammer |
| BTK➣BTK Technology Development Co., Ltd |