| Acronym | Meaning |
| NTCC | Nimbus Technical Control Center |
| PSIA | Pounds Per Square Inch Absolute |
| EG&G | Inc. |
| EESI | Environment & Energy Study Institute |
| MIZEX | Marginal Ice Zone Experiment |
| TGS | Text And Graphics System |
| DDE | Dynamic (or Direct) Data Exchange |
| GAC | Global Area Coverage |
| AMSOC | American Miscellaneous Society |
| FAC | Facilities Advisory Council |