sheave 1
/sheev/ , v.t., sheaved, sheaving .
to gather, collect, or bind into a sheaf or sheaves.
[ 1570-80; deriv. of SHEAF ]
sheave 2
/shiv, sheev/ , n.
1. a pulley for hoisting or hauling, having a grooved rim for retaining a wire rope.
2. a wheel with a grooved rim, for transmitting force to a cable or belt.
[ 1300-50; ME schive; akin to D schijf sheave, G Scheibe disk ]