| Acronym | Meaning |
| PARS | Paralleled-processing Applied Research Systems |
| AFP | Approved Funding Program |
| NHRE | National Hail Research Experiment |
| IGACP | International Global Atmospheric Chemistry Program |
| FTS | Federal Telecommunications System |
| CB | Meteorological Symbol |
| PRCM | Paleoclimate Reconstructions Of Climate Modeling Observatory |
| IMF | Interplanetary Magnetic Field |
| IAPO | International Association Of Physical Oceanography |
| RDC | Regional Data Center |