noun pul·ley \ˈp-lē\

: a wheel or set of wheels that is used with a rope, chain, etc., to lift or lower heavy objects

plural pulleys

Full Definition of PULLEY

:  a sheave or small wheel with a grooved rim and with or without the block in which it runs used singly with a rope or chain to change the direction and point of application of a pulling force and in various combinations to increase the applied force especially for lifting weights
:  a pulley or pulleys with ropes to form a tackle that constitutes one of the simple machines
:  a wheel used to transmit power by means of a band, belt, cord, rope, or chain passing over its rim

Illustration of PULLEY

Origin of PULLEY

Middle English poley, pully, from Anglo-French pulie, probably ultimately from Greek polos axis, pole — more at pole
First Known Use: 14th century

Rhymes with PULLEY


noun pul·ley \ˈpl-ē\   (Medical Dictionary)

Medical Definition of PULLEY


Next Word in the Dictionary: pulley blockPrevious Word in the Dictionary: pullet diseaseAll Words Near: pulley
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