| Acronym | Meaning |
| EXPRS | EXpendable Probe Receiver System |
| ACRIM | Active Cavity Radiometer Irradiance Monitor |
| PVC | Permanent Virtual Circuit |
| AOG | Acid Offgas |
| ICEX | Ice Experiment |
| WATS | Wide Area Telecommunications Service |
| BTAG | Biological Technical Assistance Group |
| UNOLS | University-National Oceanographic Laboratory System |
| CCD | Conference Of The Committee On Disarmament |
| CCT | Computer-compatible Tape |