| delta-star conversion | Dreieck-Stern-Umwandlung |
| Delta-v | Delta v |
| delta-wing aircraft | Deltaflügler |
| delta-wye conversion | Dreieck-Stern-Umwandlung |
| delta-wye switch | Stern-Dreieck-Umschaltung |
| Deltadromeus | Deltadromeus |
| deltageosyncline | Exogeosynkoinale |
| Deltahedron | Deltaeder |
| Deltamethrin | Deltamethrin |
| deltaretrovirus | Delta-Retrovirus |
| deltaretroviruses | Delta-Retroviren |
| deltas | Deltas |
| deltiologist | Philokartist |
| deltiology | Philokartie |
| deltohedron | Deltoiddodekaeder |
| deltoid | Drachen |
| Deltoid curve | Musculus deltoideus |
| deltoid dodecahedron | Deltoiddodekaeder |
| deltoid icositetrahedron | Deltoidikositetraeder |
| deltoid muscle | Musculus deltoideus |
| Deltona | Deltona |
| delude | beschwindeln |
| Delude oneself | Ausbeuten |
| delude sb. | jdn. täuschen |
| delude someone with false hopes | jemandem etwas vormachen |
| deluded | irrgläubig |
| deluder | Betrüger |
| deludet | getäuscht |
| deluding | trügerisch |
| deluge | Guss |
| deluge gun | Monitor |
| deluge guns | Monitore |
| deluge of rain | Husche |
| deluge of visitors | Besucherlawine |
| deluge of water | Wasserflut |
| deluge sb. with sth. | jdn. mit etw, überhäufen |
| deluge sth. | etw. überfluten |
| deluge system | Sprühflutsystem |
| deluged | überflutet |
| deluges | überflutet |
| deluging | überflutend |
| delusion | Täuschung |
| delusion of doubles | Fregoli-Syndrom |
| delusion of grandeur | Größenwahn |
| delusion of infidelity | Eifersuchtswahn |
| delusion of love | Liebeswahn |
| delusion of reference | Beziehungswahn |
| delusional | Wahn |
| delusional idea | Wahnbild |
| delusional ideas | Wahnbilder |
| Delusional jealousy | Eifersuchtswahn |
| delusional perception | Wahnwahrnehmung |
| delusions of grandeur | Größenwahn |
| delusions of innocence | Unschuldswahn |
| delusions of lunacy | Wahnvorstellungen |
