| Abbreviation | Definition |
|---|---|
| NBCCEDP | National Breast and Cervical Cancer Early Detection Program |
| NBCOF | North Blowhorn Creek Oil Field |
| NBE | Network-Based Education |
| NBER | National Bureau Of Economic Research |
| NBI | New Berlin Initiative |
| NBI | Nothing But Initials |
| NBJ | No Basis to Judge |
| NBPC | National Biotechnology Policy Commission |
| NBPC | National Border Patrol Council |
| NBRA | National Biotechnology Regulatory Authority |
| NBS | National Bureau of Standards |
| NBS | National Bureau of Standards (1901–1988) ( part of USDoC now named NIST) |
| NBS | National Bureau of Standards (19011988) ( part of USDoC & now named NIST) |
| NBS | National Bureau of Standards (1901–1988) ( part of USDoC & now named NIST) |
| NBS | National Electronic Disease Base System |
| NBTT | Natural Background Task Team |
| NC | Nefarious Conspiracy |
| NC | No Compromise |
| NC | Non-Compliant |
| NCA | National Cemetery Administration |