plural of wheel flat

A cylinder with a set of teeth of incremental lengths which, when coupled to a counting wheel, can be used in the calculating engine of a class of mechanical calculators.

(medicine) An instrument for neurological use, having a wheel with evenly spaced radiating sharp pins that is rolled across the skin to test the patient's sensation.

A wheel composed of an abrasive compound and used for various grinding and abrasive machining operations. / (figuratively, by extension) Something that wears down or harms by attrition.

A hoe with one or more wheels allowing it to be pushed easily along the ground.

plural of wheel hoe

plural of wheel-tapper

A wheel having a central hub connected to the rim by wire spokes, formerly in common use on automobiles.

A rotatable circular sign allowing people's names to be matched up with chores, so that housework can be completed according to a rota system.

(woodworking) A cast-iron wheel, consisting of wooden clogs inserted in mortises on its face or edge.