WORD OF THE DAY: RATE - refers to the cost of debt service paid by a borrower or issuer to a lender or investor. The rate is expressed as an annual percentage of the amount borrowed. For some notes and bonds that pay interes ... More
1. ) A processingplant that produces a concentrate of the valuable minerals or metals contained in an ore. The concentrate must then be treated in some other type of plant, such as a smelter, to affect recovery of the pure metal.