| Acronym | Meaning |
| EFT | Enhanced Forecaster Tools |
| ATSU | Accelerator Test Stand Upgrade |
| CDRL | Contract Data Requirements List |
| PEL | Photo-electron Layer |
| NSDL | National Science Digital Library |
| AO | Announcement Of Oppurtunity |
| CCN | Cloud Condensation Nuclei |
| RSCS | Remote Spooling Communications Subsystem |
| PBYTE | Petabyte (1015bytes) |
| PASSCAL | Program For Array Seismic Studies Of The Continental Lithosphere |