rachet
English Thesaurus
1. mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction (noun.artifact)
hypernym | : | mechanical device, |
definition | : | mechanism consisting of a device that works on mechanical principles (noun.artifact) |
part holonym | : | click, detent, dog, pawl, |
definition | : | a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward (noun.artifact) |
part holonym | : | ratchet wheel, |
definition | : | toothed wheel held in place by a pawl or detent and turned by a lever (noun.artifact) |
part meronym | : | ratchet screwdriver, spiral ratchet screwdriver, |
definition | : | a screwdriver with a ratchet (so the blade turns in only one direction) and a spiral in the handle (so the blade rotates) with downward pressure on the handle (noun.artifact) |
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