| Acronym | Meaning |
| OR | Operational Research |
| GAO | General Accounting Office |
| ALPEX | Alpine Experiment |
| WLCE | White Light Coronagraph Experiments |
| PVC | Polyvinyl Chloride |
| IAD | Dulles International Airport |
| MAR | Modernization And Associated Restructing |
| FP | Fixed Price Contract |
| ISRO | Indian Space Research Organization |
| FFTF | Fast Flux Test Facility |