| Acronym | Meaning |
| SACM | Superfund Accelerated Cleanup Model |
| NZRPA | Normalized Zero-range Potential Approxn. |
| TELD | Transferred-electron Logic Device |
| WEF | Water Environment Federation (formerly WPCF) |
| FZP | Fresnel Zone Plate |
| OEL | Occupational Exposure Limit |
| FIDA | Fluorescence Intensity Distribution Analysis |
| IRS | Interferon-responsive Sequence |
| IQG | Independent Quasigeminals |
| GBS | Generalized Bohr-Sommerfeld (quantization Method) |