| Acronym | Meaning |
| MTOC | Microtubule-organizing Center |
| SNPS | Space Nuclear Power System |
| DVR-REV | Discrete Variable Representation-ray Eigenvector |
| RLM | Rotating Linear Model (for Effective Potential Surfaces In Coupled-channel Calcns. On Reactive Scattering) |
| ASP | Auger Sputter Profiling |
| FOJT | First-order Jahn-Teller |
| SMAW | Shielded Metal Arc Welding |
| OPPE | Office Of Policy |
| TIAS | Technology Investment Assessment Screen |
| HOMER | Hazardous Organic Mass Emission Rate |