- steel - an alloy of iron with small amounts of carbon; widely used in construction; mechanical properties can be varied over a wide range
--1 is a kind of alloy, metal
--1 has substances: iron, Fe, atomic number 26; pearlite
--1 has particulars:Derived form: verb steel2 - sword, blade, brand, steel - a cutting or thrusting weapon with a long blade
--2 is a kind of weapon, arm, weapon system
--2 has parts:
--2 has particulars:blade; foible; forte; haft, helve; hilt; point, tip, peak backsword; broadsword; cavalry sword, saber, sabre; cutlas, cutlass; Excalibur; falchion; fencing sword; rapier, tuck - steel - knife sharpener consisting of a ridged steel rod
--3 is a kind of sharpener