| Acronym | Meaning |
| SEG | Segment |
| UPS | Uninterruptible Power Supply |
| IGSE | In-Space Ground SUPPort Equipment |
| REQN4TS | Requirements (RQN4TS Preferred) |
| CDC | Confined Detonating Cord |
| DOT | Deployment Operations Team |
| PB | Playback |
| MERL | Materials Engineering Research Laboratory |
| OMRP | Operations And Maintenance Requirements Plan |
| MHD | Multihead Disc |