pulley


Concise Oxford English Dictionary © 2008 Oxford University Press:
pulley/ˈpʊli/
noun (pl. pulleys) a wheel with a grooved rim around which a cord passes, used to raise heavy weights.

■ a wheel or drum fixed on a shaft and turned by a belt, used for the application or transmission of power.

verb (pulleys, pulleying, pulleyed) hoist with a pulley.
– origin ME: from OFr. polie, prob. from a med. Gk dimin. of polos ‘pivot, axis’.
'pulley' also found in these Oxford entries:

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