dege - digi
- degenerated element
- degradation
- degraded axis
- degraded mode
- degraded mode capability
- degraded mode operation
- degreasing
- degree
- degree of freedom
- degree of twisting freedom
- dehydration
- deicer
- deicer boot
- deicing
- deicing cycle
- deicing equipment
- deicing pad
- deicing procedure
- deicing spray tube
- deicing system
- delamination
- delamination loading
- delamination onset
- delamination resistance
- delamination toughness
- delay
- delay boundary
- delay fan
- delay time
- delay time margin
- delethalization
- deliberate action
- delivery
- delivery angle
- delivery duct
- delivery empty weight
- delivery flight
- delta
- delta fins
- delta function
