| Acronym | Meaning |
| PACX | Private Automatic Computer Exchange |
| JSC | Johnson Space Center |
| MPC | Mother-of-pearl Clouds |
| PRMS | Precipitation Runoff Modeling System |
| AMI | Active Microwave Instrument |
| UARS | Upper Atmosphere Research Satellite |
| TB | Terabytes |
| SGML | Standard Generalized Markup Language |
| MOSES | Manned Open Sea Experiment Station |
| WESTNET | University Of Colorado Network |