sing - soli
- sleeve cradle
- sleeve null adjust
- sleeve ring
- sleeve support
- sleeve valve
- slender airfoil theory
- slender hyperbolic nozzle
- slenderness
- slewing mechanism
- slewing motor
- slewing velocity
- slide
- slide bar
- slide binding screw
- slide depth gage
- slide detonator
- slide joint
- slide rail
- slide rule
- slide stop plunger
