1. A heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood
   "The bridge's Fe structure had begun to show signs of rust";
   - iron, atomic number 26

Type of: metal, metallic element

Part of: iron ore, steel

Encyclopedia: Fe, Fi, Fo, Fum, and Phooey