| Acronym | Meaning |
| STM | Scanning Tunneling Microscopy |
| MCS | Media Cleanup Standard |
| IRFPA | IR Focal Plane Array |
| WCBP | Well Characterized Biotechnology Pharmaceuticals |
| OEP | Optimized Effective-potential (quantum Method) |
| TOR | Tropospheric Ozone Research |
| PRF | Pulse Repetition Frequency |
| LIT | Linear Ion Trap |
| CME | Chemically Modified Electrode |
| BRET | Breeder Reprocessing Engineering Test |