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1. (n.) ratchet
a toothed bar or wheel with which a pawl engages.
2. ratchet
a pawl or the like used with a ratchet.
3. ratchet
a mechanism consisting of such a bar or wheel with the pawl.
4. (v.i.) ratchet
to move by degrees (often fol. by up or down).
Etymology: (1650–60; alter. of F rochet; MF rocquet a blunt lance-head < Gmc)
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| Definition of 'ratchet' |
Princeton's WordNet |
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1. (verb) ratchet, rachet, ratch
mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction
2. (verb) ratchet, rachet up, ratchet down
move by degrees in one direction only
"a ratcheting lopping tool"
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| Definition of 'ratchet' |
Webster Dictionary |
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1. (noun) ratchet
a pawl, click, or detent, for holding or propelling a ratchet wheel, or ratch, etc
2. (noun) ratchet
a mechanism composed of a ratchet wheel, or ratch, and pawl. See Ratchet wheel, below, and 2d Ratch
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Definitions of ratchet 
