SCREW n.
fly for producing, when revolved, motion or pressure in the direction of its axis, by the sliding of the threads of the cylinder in the grooves between the threads of the perforation adapted to it, the former being distinguished as the external, or male screw, or, more usually the screw; the latter as the internal, or…
SHOOT n.
nclined plane, either artificial or natural, down which timber, coal, etc., are caused to slide; also, a narrow passage, either natural or artificial, in a stream, where the water rushes rapidly; esp., a channel, having a swift current, connecting the ends of a bend in the stream, so as to shorten the course. [Written…
SLIPPER n.
A piece, usually a plate, applied to a sliding piece, to receive wear and afford a means of adjustment; -- also called shoe, and gib. Slipper animalcule (Zoöl.), a ciliated infusorian of the genus Paramecium. -- Slipper flower.(Bot.) Slipperwort. -- Slipper limpet, or Slipper shell (Zoöl.), a boat shell.…