stem - stro
- stout
- stove
- stove / stoving finish
- stove enamel
- stove lid / plate
- stove tile
- stow
- stow away
- stowage
- straight
- straight arm
- straight bevel gear
- straight cross
- straight edge
- straight file
- straight fluted reamer
- straight link
- straight reach
- straight turning
- straight-line
- straight-line chart
- straight-lined
- straight-pane sledge
- straight-shank drill
- straight-side tyre / tire
- straight-way
- straight-way cock / valve
- straighten
- straightener
- straightening
- straightening die
- straightening plate
- straightening press
- straightening rolls
- straightforward
- strain
- strain clamp
- strain ear
- strain energy
- strain gauge
