| Acronym | Meaning |
| FF | Flight Forward |
| T | Thermostabilized |
| SRT | Specification Requirements Table |
| UCPU | Urine Collection And Pretreatment Unit |
| TRA | Turnaround Requirements Analysis |
| IPD | Information Processing Division |
| SW | Solar Wing |
| ELMS | Elastic Loop Mobility System |
| GSTAR | General Satellite (ELV) |
| FRSI | Felt Reusable Surface Insulation |