| 2D | Two directions |
| CT | Computed Tomography |
| D5% | Dose corresponding to 5 % of volume of PTV on the DVH |
| D95% | Dose corresponding to 95 percent of volume of PTV on the DVH |
| DD | Dose Difference |
| Dmax | 3D max dose of a plan |
| DmaxLE | Max dose of the left eye |
| DmaxLL | Max dose of the left len |
| DmaxPTV | 3D max dose of PTV |
| DmaxRE | Max dose of the right eye |
| DmeanLE | Mean dose of the left eye |
| DmeanLL | Mean dose of the left len |
| DmeanPTV | 3D mean dose of PTV |
| DmeanRE | Mean dose of the right eye |
| DminPTV | 3D min dose of PTV |
| DTA | Distance to Agreement |
| DVH | Dose Volume Histograms |
| FiF | Field in Field |
| FiF1 | Field in Field plan has one subfield in a main field |
| FiF2 | Field in Field plan has two subfields in a main field |
| FiF3 | Field in Field plan has three subfields in a main field |
| HI | Homogeneity Index |
| HTCI | Healthy Tissues Conformity Index |
| LINAC | Linear Accelerator |
| MU | Machine Unit |
| PTV | Planning Target Volume |
| QA | Quality Assurance |
| V95% | Volume of PTV corresponding to 95 % of prescribed dose on the DVH |
| V5% | Volume of PTV corresponding to 5 % of prescribed dose on the DVH |
| VPTV | Volume of PTV |
| W | Wedge |