| Acronym | Meaning |
| FMECA | Failure Modes Effects And Critical Analysis |
| DRTS | Data Relay And Tracking Satellite |
| PDL | Program Design Language |
| IDL | Interactive Data Language |
| OBAC | Office Of Budget And Control |
| EP | Electrical Power |
| TCP | Transport Control Protocol |
| NIPR | National Institute For Polar Research |
| AAP | Asbestos Action Program |
| AIRS | Advanced Infared Studies |