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| pul·ley [ pllee ] (plural pul·leys) |
noun |
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| Definition: |
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1. wheel with grooved rim: a mounted rotating wheel with a grooved rim over which a belt or chain can move to change the direction of a pulling force
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2. system of pulleys: a system of pulleys together with a mounting block and tackle, used to improve leverage in lifting heavy weights
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| [14th century. < French polie, probably < Greek polos "pole"] |
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