| Acronym | Meaning |
| ECS | Environmental Control System (Subsystem) |
| KDN | Kinetically Designed Nozzle |
| DADS | Dual Air Density Satellite |
| CSIR | Computer Systems (Hardware/Software) Integration |
| URN | Urine |
| LOS | Loss Of Signal |
| MRDR | Material Review Disposition Record |
| EMK | Emergency Medical Kit |
| RESID | Residual |
| EETB | Electronic Electrical Termination Building |