| Acronym | Meaning |
| GRO | Global And Remote Observations Section |
| MRIS | Media Relations & Information Services |
| ARI | Alternate Rod Insertion |
| HRPT | High Resolution Picture Transmission |
| IEEE | Institute Of Electrical And Electronic Engineers |
| ETFSP | Enhanced Technology Flight Segment Prototype |
| VNTSC | Volpe National Transportation Systems Center |
| DOE/RL | DOE Richland Operations |
| OPP | Office Of Polar Programs |
| EEMD/NV | Engineering And Energy Management |