The term 'magnetic metal' refers to IRON, which is a four-letter word. IRON is a chemical element with the symbol Fe and atomic number 26. It is a metal that is found in abundance in the Earth's crust and is one of the most abundant elements on the planet. IRON is known for its magnetic properties, which makes it useful in many applications such as electrical motors, generators, and transformers. It is also used in the production of steel, which is an alloy of IRON and other elements.