| Acronym | Meaning |
| JSPO | Joint Systems Program Office |
| POSIX | Portable Operating System Interface For Computer Environments |
| IFC | InFlight Black Body Calibrator |
| MTF | Mississippi Test Facility |
| IA | International Angstrom |
| SEAC | (National Bureau Of) Standards Eastern Automatic Computer |
| DTF3.1 | Same As DTF3 |
| SMMR | Scanning Multichannel Microwave Radiometer |
| CAP | CGD Advisory Panel |
| CARD | Citizens Against Radioactive Dumping |