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Definition of pulley:

  1. One of the six mechanical powers, consisting of a wheel turning on an axis, on which a rope or chain runs in a groove.


closure, pulley-block, block, crane, stop, jib, mental block, crow, block and tackle, gantry, lifter, engine block, sling, jack, auction block, derrick, cube, tool, hoist, cylinder block, city block, blockage, lift, pry, crowbar, skid, occlusion, blocking, stoppage.

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