| Acronym | Meaning |
| IGWMC | International Ground Water Modeling Center |
| CAMP | Cyclic Adenosine Monophosphate |
| LD | Lethal Dose |
| ICM | Intracluster Medium |
| NCLI | National Chemical Laboratory For Industry (Japan) |
| AOGCM | Atmosphere-ocean General Circulation Model |
| ODS | Ozone Depleting Substances |
| MPPT | Moeller-Plesset Perturbation Theory |
| ERDA | US Energy Research And Development Administration |
| ERNS | Emergency Response Notification System |