| Acronym | Meaning |
| APP | Acoustic Phase Plate |
| AIDS | Acquired Immune Deficiency Syndrome |
| CEEL | Community Emergency Exposure Level |
| MMMF | Man-Made Mineral Fiber |
| QPT | Quasiparticle Tunneling |
| CEMOS | Complementary Enhanced Metal-oxide Semiconductor |
| ELFFS | Excimer Laser Fragmentation-fluorescence Spectroscopy |
| RMC | Relativistic Multiconfiguration |
| PRP | Potentially Responsible Party (Superfund) |
| ARSCF | Approximate Relativistic SCF |