dist - dual
- drifting mine
- drill
- drill ground
- drill gun
- drill hole
- drill missile
- drill mount
- drill training
- drilled nozzle
- drilling
- drilling of orientation wells
- drilling out
- drip chamber
- drip feed lubrication
- drive
- drive belt
- drive characteristic
- drive engine
- drive sprocket
- drive winding
- drive wire
- driven disk
- driven drum
- driven flow
- driven pile
- driven pulley
- driven sweep
- driver
- driver amplifier
- driver cabin
- driver klystron
- driver reaction time
- driver's cab
- driver's cabin
- driver's door
- driver's indirect vision device
- driver's instrument panel
- driver's mate
- driver's periscope
- driver's seat
