pulley

pul·ley  (pl)

n. pl. pul·leys

1. A simple machine consisting essentially of a wheel with a grooved rim in which a pulled rope or chain can run to change the direction of the pull and thereby lift a load.

2. A wheel turned by or driving a belt.

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[Middle English poley, from Old French polie and from Medieval Latin poliva, both ultimately from Greek polos, axis; see k^wel-¹ in Indo-European roots.]

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pulley

Noun

a wheel with a grooved rim in which a belt, chain, or piece of rope runs in order to lift weights by a downward pull [Old French polie]

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pulley  (pl)

A machine consisting of a wheel over which a pulled rope or chain runs to change the direction of the pull used for lifting a load. Combinations of two or more pulleys working together reduce the force needed to lift a load. See also block and tackle.

Thesaurus

Noun

1.

pulley - 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 pulley block, pulley-block, block block and tackle - pulley blocks with associated rope or cable bullock block, bollock - a pulley-block at the head of a topmast fairlead - a pulley-block used to guide a rope forming part of a ship's rigging to avoid chafing idle pulley, idle wheel, idler pulley - a pulley on a shaft that presses against a guide belt to guide or tighten it simple machine, machine - a device for overcoming resistance at one point by applying force at some other point

Translations

pulley [ˈpulɪ] n → polea

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pulley [ˈpulɪ] n → poulie f

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pulley [ˈpulɪ] n → Flaschenzug m

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pulley [ˈpulɪ] n → puleggia, carrucola