| Acronym | Meaning |
| OM | Operational Mid DSC Or MDM |
| GETI | Ground Elapsed Time Of Ignition |
| IMU | Internal Measurement Unit |
| PHSF | Payload Hazardous Servicing Facility |
| LS | Life Science |
| FOPS | Flight Operations Planning Schedule |
| CCL | Configuration Control Logic |
| ESRO | European Space Research Organization |
| FTS | Functional Test Specifications |
| LIOH | Lithium Hydroxide |