digi - doub
- display sensitivity
- display sequence
- display signal
- display states
- display system
- display technique
- display unit
- display-augmented system
- displayed variable
- dissimilar air combat training
- dissipated energy
- dissipation
- dissipation function
- dissipative forces
- dissipative mechanism
- dissociated flow
- dissociated gas
- dissymetry
- distance
- distance along flight-path
- distance marker
- distance record
- distance spacing
- distance to go
- distance to touchdown
- distance-separation
- distant tracking
- distortion
- distortion handling
- distortion pattern
- distortion tolerance
- distraction
- distress
- distributed control
- distributed coordinates
- distributed flexibility
- distributed lift model
- distributed parameter modeling
- distributed structure
- distributed wake vorticity