| Decimal | Decimal |
| Decimal system decoder | Decimal |
| decision | beslutning |
| decision making support | støtte til beslutningstagning |
| decision process | beslutningsprocedure |
| decision-support system | beslutningsstøttesystem |
| decisive | afgørende |
| Decius | Decius |
| deck | dæk |
| declaration | erklæring |
| Declaration of faith | Bekendelsesskrift |
| Declaration of Independence | USAs Uafhængighedserklæring |
| declaration of public utility | erklæring om almen nytte |
| Declaration of the Rights of Man and of the Citizen | Erklæringen om menneskets og borgerens rettigheder |
| declare | erklære |
| Declination | Deklination |
| Deco | Deco |
| decomposition | nedbrydning |
| Deconstruction | Dekonstruktion |
| decontamination | dekontaminering |
| decor | dekoration |
| decoration | dekoration |
| decree | regeringslov |
| Decree of the court | Bil |
| decrypt | dekryptere |
| Ded Moroz | Julemanden |
| deduce | slutte |
| Deductive reasoning | Deduktion |
| deed | love |
| deem | synes om |
| deep | dyb |
| Deep ecology | Dybdeøkologi |
| Deep linking | Dybt link |
| Deep place | El-bas |
| Deep Purple | Deep Purple |
| deep sea | dybhav |
| deep sea fishing | større søgående fiskeri |
| deep sea mining | dybshavsminedrift |
| Deep Space Homer | Inanimate Carbon Rod |
| Deep Thought | Deep Thought |
| Deep Throat | William Mark Felt |
| Deep Web | Dybe net |
| deep-sea disposal | dybhavsdumpning |
| deer | hjort |
| Def Leppard | Def Leppard |
| default | standard |
| Defaultvorgegebene | Dyr |
| defeat | tab |
| defecate | defækere |
| defence | forsvar |
| Defence Command | Forsvarskommandoen |
| Defence minister | Forsvarsminister |
| defend | forsvare |
| defendant | anklaget |
| defender | forsvar |
| defense | forsvar |
| Defense Intelligence Agency | Defense Intelligence Agency |
| Defense of infancy | Kriminel lavalder |
| Defense of the Ancients | Defense of the Ancients |
| deference | ærbødighed |
| deficit | deficit |
| definition | definition |
| definitional | definitorisk |
| Definitive Jux | Definitive Jux |
| deflation | deflation |
| defoliation | nåletab |
| deforestation | skovning |
| Deftones | Deftones |
| defy | udfordre |
| Degenerate art | Entartete Kunst |
| Degerfors Municipality | Degerfors kommune |
| degradability | nedbrydelighed |
| degradation | nedbrydning |
| degradation of natural resources | nedbrydning af naturlige ressourcer |
| degradation of the environment | forringelse af miljøet |
| degradation product | nedbrydningsprodukt |
| degreasing | affedtning |
| degree | grad |
| degree Celsius | grad Celsius |
| Degree Confluence Project | Konfluenspunkt |
| Degree symbol | Gradtegn |
| Dehn surgery | Dehnkirurgi |
| dehydrated sludge | dehydreret slam |
| Dehydration reaction | Dehydrering |
| Deimos | Deimos |
| Deir el-Madinah | Deir el-Medina |
| deism | deisme |
| dejection | modløshed |
