workpiece

noun

1. A partially finished object (often composed of a raw material) which is subjected to various operations, worked on with tools, etc.

   “Make sure the workpiece is properly secured in the chuck before turning on the lathe.”

   “Scantling s[ubstantive] (prescribed dimension of a work[-]piece).”

   “Such cam plates are very often used in machines in which it is necessary to communicate to a lever or rod from a uniformly rotating shaft a motion of a perfectly determinate kind such as is prescribed by the nature of the process of by the form to be given to the work piece.”

   “The work pieces are held in clamps or vises, attached to or carried upon the terminals of the single-turn secondary circuit.”