English abbreviations from bass to bav
- BASS (Big Awesome Speaker Systems)
- BASS MOUT (Battalion Aid Station Support of Military Operations on Urban Terrain)
- BASST (Bradley Acquisition System Support Team)
- BAST (Board on Army Science and Technology)
- BAT (Biometrics Automated Toolset)
- BATB (Beauty And The Beast)
- BATC ((observing program) Beijing-Arizona-Taiwan-Connecticut, the name of a multi-wavelength sky survey)
- BATCOM (Battalion Commander)
- BATCON (Bat Conservation International)
- BAT-D (Battlefield Deception)
- BATE (Borderless Access To Training And Education)
- BATES (Battlefield Artillery Target Engagement System)
- BATF (U.S. Bureau of Alcohol, Tobacco, and Firearms)
- BATH (Brake Applicator Tool Housing)
- BAT-II (Bushmaster Armored Turret, 2 Man)
- BaTiO3 (barium titanate)
- BATNA (Best Alternative To a Negotiated Agreement)
- BATS (Behavior Analysis Training System)
- BATSE ((instrument) Burst and Transient Source Experiment, an instrument on the Compton Gamma-Ray Observatory)
- BATTeRS (Bisei Asteroid Tracking Telescope for Rapid Survey)
- BATTLE (Battalion Analyzer and Tactical Trainer for Local Engagements War Games)
- BAU (Bauru Airport)
- BAUD ((transmission Rate Of A Communications Channel Or Device))
- BAV (Baotou Airport)