| Acronym | Meaning |
| DMON | Discrete Monitoring |
| HVSL | Holidays |
| RDP | Requirements Data Plan |
| SRR | System Requirements Review |
| FQT | Formal Qualification Test |
| HRSI | High-temperature Reusable Surface Insulation |
| RPO | Radiation Protection Officer |
| RFP | Requirements And Formulation Phase |
| AEPI | Atmospheric Emissions Photo Imaging |
| EPD | Emergency Procedures Document |