\Sheave\, n. [Akin to OD. schijve orb, disk, wheel, D.
schiff, G. scheibe, Icel. sk[=i]fa a shaving, slice; cf. Gr.
??? a staff. Cf. {Shift}, v., {Shive}.]
A wheel having a groove in the rim for a rope to work in, and
set in a block, mast, or the like; the wheel of a pulley.
{Sheave hole}, a channel cut in a mast, yard, rail, or other
   timber, in which to fix a sheave.

\Sheave\, v. t. [See {Sheaf} of straw.]
To gather and bind into a sheaf or sheaves; hence, to
collect. --Ashmole.