| Acronym | Definition |
|---|
| BLAC➣Blackstone River Valley National Heritage Corridor (US National Park Service) |
| BLAC➣Bay Lakes Area Council (Appleton, Wisconsin Boy Scouts) |
| BLAC➣Benson Latin American Collection (University of Texas) |
| BLAC➣Beau Local d'Art Contemporain (French: Beautiful Local Contemporary Art; Belgium) |
| BLAC➣Because Love Allows Compassion (Dover, DE) |
| BLAC➣Base Load Air Compressor |
| BLAC➣Bone Linear Attenuation Coefficient |