| Acronym | Definition |
|---|
| BLA | Biologic License Application (US FDA) |
| BLA | Bachelor of Landscape Architecture |
| BLA | Blocking Acknowledgement |
| BLA | Basic Linear Algebra |
| BLA | Basolateral Amygdala |
| BLA | Black Liberation Army |
| BLA | Balochistan Liberation Army |
| BLA | Board of Landscape Architects (various locations) |
| BLA | Bridged Line Appearance (telephony) |
| BLA | Boundary Line Adjustment (city planning) |
| BLA | Boston Latin Academy |
| BLA | Bachelor of Liberal Arts |
| BLA | Boating Law Administrator |
| BLA | Basic Living Allowance (various organizations) |
| BLA | Blocking Acknowledgement (ITU-T) |
| BLA | Better Left Alone |
| BLA | Barcelona, Venezuela - Gral Jose Antonio Anzoategui (Airport Code) |
| BLA | Blocks Lactic Acid |
| BLA | Bath Leadership Academy (UK) |
| BLA | Black Lung Association |
| BLA | British Liberation Army (World War II unit) |
| BLA | Black Lawyer Association |
| BLA | Biologics License Agreement (US FDA) |
| BLA | Buffalo Lacrosse Academy (New York) |
| BLA | Baseline Agreement |
| BLA | Battle for Lion's Arch (gaming) |
| BLA | Best Linear Approximation |
| BLA | Base Level Assessment |
| BLA | Bureau of Legislative Affairs |
| BLA | Bruno Legrand Architecture (France) |
| BLA | Bank Loan Agreement |
| BLA | Body Loading Assembly (weapons) |
| BLA | Bidirectional Line Amplifier |
| BLA | Blood Loss Anemia |
| BLA | Bracket & Linkage Assembly |
| BLA | Bill Low and Associates (Abbotsford, BC, Canada) |
| BLA | Basilian Lay Associate (Toronto, ON, Canada) |
| BLA | Basic Loan Agreement |
