steel

Synonyms:

metal, iron, alloy, toughness, strength

Definition:

a strong metal that is a mixture of iron and carbon, used for making things that need a strong structure, especially vehicles and buildings

Grammar:

[ noun, [ U ]]

Examples:

( short ) stainless steel

( common ) steely resolve

( situation ) steel girders/rods/struts

( pickup line ) Are you made of steel? Because you're tough, strong, and irresistible.