defl - dial
- deflagration
- deflagration to detonation transition
- deflated tire
- deflected beam
- deflected lamina electrophoresis
- deflecting wedge
- deflection
- deflection and elevation correction knob
- deflection bracketing procedure
- deflection circuit
- deflection correction
- deflection difference
- deflection difference correction
- deflection error
- deflection focusing
- deflection force
- deflection knob
- deflection meter
- deflection micrometer
- deflection of the vertical
- deflection response
- deflection sensing
- deflection single shot probability
- deflection type storage tube
- deflector
- deflector cup
- defoamer
- defoliant
- defoliation
- deformation
- defuelling connector
- defused mine
- defusing
- degasification
- degassing
- degassing tank
- degenerate
- degenerate hyperbolic system
- degeneration of oscillations
- degreaser
