any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. | knife sharpener consisting of a ridged steel rod |
a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten | a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard |
| an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range |