Very hard mineral from which you get dust or abrasive sand. Iron and Aluminum are generally constituted. Stone used for grinding, polishing or polishing. Grinder. Small and small caliber artillery piece. Circular deformed machine or instrument used to grind (grind, polish, file, sand) . It is used for sharpening and for raer metals.
1o_ Hard corundum stone, used to polish metals and carve or overshadow glass; gives its name to any material or tool that has the same use. The Spanish took it from Catalan, but it has a distant Greek origin in 963; 956; 949; 961; 953; ( smerí "dry sand to polish" ). See Grind . 2nd_Merejón ( weapon ) .
