| Acronym | Meaning |
| PSID | Pounds Per Square Inch Differential |
| WISPIT | Winter Icing And Storms Project (WISP) Instrumentation Test |
| ACS | Administrative Computing And Systems |
| 4DDD | Four-Dimensional Data Assimilation |
| IDD | Internet Data Distribution |
| SAS | Small Astronomy Satellite |
| ICWWP | Interagency Committee For World Weather Programs |
| ASASP | Active Scattering Aerosol Spectrometer |
| UND | University Of North Dakota |
| PGS | Product |