| Acronym | Meaning |
| CMA | Cylindrical Mirror Analyzer |
| LDOS | Local Density Of States |
| SACM | Superfund Accelerated Cleanup Model |
| OEO | Overlap-enhanced Orbital |
| ZST | Zero Strength Temperature |
| HCS | Heliospheric Current Sheet |
| NTDB | National Trade Databank |
| ADMI | American Dye Manufacturers Institute |
| ALS | Advanced Light Source |
| ECPMET | Extended Coupled Pair Many Electron Theory |