| Acronym | Meaning |
| AAEC | Australian Atomic Energy Commission |
| GRNN | Generalized Regression Neural Network |
| OMPW | Orthogonalized Modulated Plane Wave (wave Function) |
| AEERL | Air And Energy Engineering Research Laboratory (US EPA) |
| LIFD | Laser-induced Fluorescence Detection |
| LOIS | Loss Of Interim Status |
| HCC | Hepatocellular Carcinoma |
| CHAART | Center For Health Applications Of Aerospace-Related Technologies |
| PGE | Platinum Group Elements |
| ISHOW | Information System For Hazardous Organics In Water |