| Acronym | Meaning |
| MAN | Metropolitan Area Network |
| AMS | American Mathematical Society |
| FAQ | Frequently Asked Questions |
| GCM | Global Change Model |
| RECOURSE | Revision Control Unifying Related Environments |
| OTS | Office Of Technical Services |
| MIMD | Multiple Instruction Multiple Data |
| RPS | Ranked Probability Score |
| NSSFC | National Severe Storms Forecast Center |
| SSL | Space Sciences Laboratory |