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pulley
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As a noun, pulley means one of the simple machines. As a verb, it means raise or lift by means of a pulley.
Meanings of pulley
3 meaningsnoun
engineeringOne of the simple machines; a sheave, a wheel with a grooved rim, in which a pulled rope or chain lifts an object (more useful when two or more pulleys are used together, as in a block and tackle arrangement, such that a small force moving through a greater distance can exert a larger force through a smaller distance).
A simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
Similar: pulley-block, pulley block, block
verb
To raise or lift by means of a pulley.
Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).