| Acronym | Meaning |
| APXPS | Appearance Potential X-ray Photoemission Spectroscopy |
| SDA | Subsurface Disposal Area |
| QDM | Quadrature Discretization Method (in Electron Transport Properties Calcns.) |
| TPE | Thermoplastic Polyester Elastomer |
| EROS | Electric Resonance Optothermal Spectrometer |
| PVO | Pseudovalence Orbital |
| HEASARC | High Energy Astrophysics Science Archive Research Center |
| ASMC | Aortic Smooth Muscle Cell |
| LCC | Leadless Chip Carrier |
| WRAC | Waste Reduction Audit Checklist (component Of WRAS) |