| Acronym | Meaning |
| OIRTD | Office Of Industrial Relations And Technology Development |
| RSCS | Remote Spooling Communications Subsystem |
| SIE | Scale Interation Equipment |
| OAS | Organization Of American States |
| NET | Noise-equivalent Temperature |
| EFF | Experimental Forecast Facility |
| EDP | Electronic Data Processing |
| FDDI | Fiber-distributed Data Interface |
| GAL | Galileo |
| ECTD | Emission Control Technology Division |