| Acronym | Meaning |
 | ESM | Earth Systems Model |
| MPI | Message Passing Interface |
| ABRES | Advanced Ballistic Re-entry System |
| CD-ROM | Compact Disk-read Only Memory |
| PDE | Partial Differential Equation |
| ROLM | Not An Acronym |
| FO | Field Office |
| NHAP | National High Altitude Photography |
| WATS | Wide Area Telecommunications Service |
| NSSP | National Severe Storms Project |
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