| Acronym | Meaning |
| OSD | Office Of Systems Development |
| FAO | Food And Agriculture Organization |
| C/D | Integrated Phase C And Phase D Contract |
| MOPS | Millions Of Operations (106) Per Second |
| NPP | Net Primary Productivity |
| EFNS | Educational Foundation For Nuclear Science |
| POP | Probability Of Precipitation |
| SHF | Super High Frequency |
| DIB | Directory Information Base |
| EAC | Employee Activities Committee |