Sheetmetalworld.com has compiled a comprehensive glossary for the sheet metal and general manufacturing market. If we're missing some terms please feel free to use the Contact form.
Another useful glossary is the CAD CAM and Nesting glossary.
Wire electrical discharge machining (EDM). It uses a wire electrode that travels through the workpiece. Wire EDM removes metal with electricity by means of spark erosion.
Enterprise Resource Planning. As MRP, but including additional features such as data warehousing, accounts, human resources etc.