| CBCT | cone-beam computed tomography |
| CTV | Clinical target volume |
| DVH | dose volume histogram |
| ERB | Endorectal balloon |
| FDK | Feldkamp–Davis–Kress |
| FROGG | Faculty of Radiation Oncology Genito-Urinary Group |
| GU | genitourinary |
| iCBCT | iterative cone-beam computed tomography |
| IGRT | Image-guided radiotherapy |
| MRI | Magnetic resonance imaging |
| OAR | organ-at-risk |
| PTV | planning target volume |
| RT | Radiotherapy |
| VMAT | Volumetric modulated radiation therapy |