disk - down
- double-U groove weld
- double-V butt weld
- double-V groove weld
- double-V ways
- double-V weld
- double-vee guides
- double-vee slideways
- double-vee ways
- double-volute pump
- double-water glass
- doubled
- doubled wheels
- doubler
- doublet impulse
- doubling circuit
- doubly curved surface
- doughnut-shaped beam
- dovetail
- dovetail cutter
- dovetail gage
- dovetail guide
- dovetail guideway
- dovetail joint
- dovetail key
- dovetail notch
- dovetail plane
- dovetail recess
- dovetail roughing on the planer
- dovetail section
- dovetail slide
- dovetail slide channel
- dovetail slideway
- dovetail slot
- dovetail tenon
- dovetail ways
- dovetail work
- dovetail-clamped
- dovetail-clamped tooling platen
- dovetailed
- dovetailing
