Pulley

pōōl′i, n. a wheel turning about an axis, and having a groove on its rim in which a cord runs, used for raising weights:— pl. Pull′eys .— ns. Pull′ey-block , a shell containing one or more sheaves, the whole forming a pulley; Pull′ey-shell , the casing of a pulley-block. [M. E. poleyne —Fr. poulain —Low L. pull an us — pullus ; acc. to Diez, from Fr. poulie , itself from Eng. pull .]