| Acronym | Meaning |
| NCRP | National Council On Radiation Protection And Measurement |
| ADDS | Aviation Digital Data Service |
| IRC | International Radiation Commission |
| RAPS-92 | Real-Time Analysis And Prediction Of Storms-1992 |
| MMI | Monthly Management Information Report |
| OIRTD | Office Of Industrial Relations And Technology Development |
| OASM | Operational Analysis Support Model |
| NRE | Notice Of Revised Estimate |
| ALS | Advanced Light Source |
| ASASP | Active Scattering Aerosol Spectrometer |