die- - dose
- dockside crane
- dockside trials
- dockyard
- doctor
- doctor black-trap emulsion
- doctor blade
- doctor blade streak
- doctor knife
- doctor roll
- doctor solution
- doctor test
- doctoring device
- doctorless direct dampener
- document
- document assembly
- document conveying system
- document copying machine
- document destroyer
- document elevator
- document generator