DED
- ASTM International
- DED Basketball Club
- Data element definition
- DeLand Municipal Airport
- Dead (disambiguation)
- Dead End Derby
- Death effector domain
- Ded (band)
- Ded (bishop of Vác)
- Dedicated hosting service
- Dedua language
- Department of Economic Development (disambiguation)
- Deutscher Entwicklungsdienst
- Digitally enhanced dasherboard
- Disjunctive embedded dependency
- Diyar-e-Dil
- Doctor of Education
- Dog Eat Dog (disambiguation)
- Dog eat Doug
- Double-ended dildo
- Dutch elm disease
- Jolly Grant Airport
- Temporary Protected Status