a playing marble made of steel.
adjective, steelier, steeliest. 1. consisting or made of steel. 2. resembling or suggesting steel, as in color, strength, or hardness.
noun 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying according to composition and heat treatment: generally categorized as having a high, medium, or low-carbon content. 2. a […]
noun 1. metal lumber composed of sheet steel.
noun 1. a manufacturer of steel.