| Acronym | Meaning |
| HIRS | High Infrared Radiometer (or Radiation) Sounder |
| AWN | Aviation Weather Network |
| SGS | Subgrid Scale |
| ABAQUS | Finite-element Computer Code |
| EOS | Earth Observing System |
| ECG | Environmental Coordinating Group |
| ACWA | American Clean Water Association |
| LNA | Low-noise Amplifier |
| MIZEX | Marginal Ice Zone Experiment |
| NWSC | National Weather Satellite Center |