| Abbreviation | Definition |
|---|---|
| BDHS | Biological Defense and Health Security |
| BDIR | Biological Diversity In Raptors |
| BDKB | Biometrics Data Knowledge Base |
| BDRC | Biological Distribution And Resource Center |
| BDRS | Biological Data Recording System |
| BE | Behavioural Enrichment |
| BEAM | Biology Electronics Aesthetics Mechanics |
| BECE | Biology End of Course Exam |
| BEIR | Biological Effects of Ionising Radiation |
| BEIR | Biological Effects of Ionizing Radiation |
| BEIR | Biological Effects of Ionizing Radiations |
| BELLE | Biological Effects of Low Level Exposures |
| BEMF | Biological Electron Microscope Facility |
| BESB | Biomedical Engineering Society, Bangladesh |
| BESC | Biological and Ecological Sciences Coalition |
| BESC | Biological Ecological Sciences Coalition |
| BETC | Biology Education To Careers |
| BEVRCNS | Balancing Equilibrium Vector Ratio of Cosmic Nuclear Stability:- The GOD'S central vector matrix st |
| BEW | Biological Equivalent Weight |
| BFB | Biological Foundations of Behavior |