| diabolisk | diabolical |
| diaboliskt | diabolically |
| Diabolus in Musica | Diabolus in Musica |
| DIAC | DIAC |
| diadem | diadem |
| diafan | sheer |
| diafragma | diaphragm |
| diagnos | diagnosis |
| Diagnostic and Statistical Manual of Mental Disorders | Diagnostic and Statistical Manual of Mental Disorders |
| diagnostik | diagnostics |
| diagnostisera | diagnose |
| diagnostisk | diagnostic |
| diagonal | diagonal |
| Diagonaldominant | Diagonally dominant matrix |
| diagonalmatris | diagonal matrix |
| diagonalt | cater-cornered |
| Diagongränden | Diagon Alley |
| diagram | diagram |
| diagrammatisk | schematic |
| diakon | deacon |
| diakonat | deaconry |
| Diakoni | Social welfare work |
| diakonissa | deaconess |
| diakrit | diacritical mark |
| diakritisk | diacritic |
| diakritiskt tecken | diacritical mark |
