| Abbreviation | Definition |
|---|---|
| BBMV | Brush-border Membrane Vesicle |
| BBN | Big Bang Nucleosynthesis |
| BBO | Beta-barium Borate |
| BBO | Bonding Bond Orbital |
| BBP | Blood Borne Pathogen |
| BBP | Benzyl Butyl Phthalate |
| BBP | Blood-Borne Pathogen |
| BBP | Budgeting and Business Planning |
| BBR | Big Beefy Rail |
| BBR | Best Bank Rate |
| BBS | Bulletin Board System |
| BBS | Bilateral Breath Sounds |
| BBS | Brown Bowel Syndrome |
| BBSRC | Biotechnology And Biological Sciences Research Council |
| BBSRC | The Biotechnology and Biological Sciences Research Council |
| BBSS | Balloon Borne Sounding System |
| BBT | Basal Body Temperature |
| BBU | Billing Breakup Unit |
| BBWC | Battery-Backed Write Cache |
| BBXRT | Broad-Band X-Ray Telescope |
| BBXRT | Broad Band X-Ray Telescope |
| BBY | Before Battle Of Yavin |
| BC | Backward Class |
| BC | Before Christ |
| BC | Boron Carbide |
| BC | Bar Column |
| BC | Base Curve |
| BC | Bad Character |
| BC | Bolometric Correction |
| BC | Bone Conduction |
| BC | Brain Contour |
| BC | Bronchial Carcinoma |
| BC | Breast Cancer |
| BC | Blood Culture |
| BC | Blood Count |
| BC | Before Credit |
| BC | Budget Constraint |
| BC | Buying Criteria |
| BC | Be Compta |
| BC/BS | Blue Cross/Blue Shield |
| BCA | Bachelor of Computer Applications |
| BCA | Bank Credit Analyst |
| BCA | Bias Correction And Acceleration |
| BCA | Bone Crushing Alliance |
| BCA | Bachelor Of Criminal Activities |
| BCA | Borrowed Car Agreement |
| BCA | Bicinchoninic Acid |
| BCA | Binary-collision Approximation |
| BCA | Bromochloroacetic Acid |
| BCA | Breast Cancer Antigen |