| Acronym | Meaning |
| QCMD | Quantum-classical Mol. Dynamics |
| OPSE | Optically Pumped Stimulated Emission |
| BIFET | Bipolar Field Effect Transistor |
| SCI | Super Configuration Interaction |
| NCSRP | National Contaminated Sites Remediation Program |
| KLN | Potassium Lithium Niobate |
| AET | Apparent Effects Thresholds |
| ICCA | International Council Of Chemical Associations |
| DMICS | Design Methods For Integrated Control Systems [propulsion] |
| RVCM | Renormalized Virtual-crystal Method (for Electronic Structure) |