DictionarysteelIron alloy
noun / adjective / verb

steel

STEEL/stiːl/

A strong iron-carbon alloy.

The cut steel beam rests beside ribbed reinforcing bars of the same alloy.

A compact still life of recognizable structural steel: a cut I-beam beside ribbed reinforcing bars, showing substantial sections and cool gray metallic surfaces.
Etymology

Old English style already named steel. A proposed connection in its deeper ancestry with “standing firm” suggests that the name may evoke the metal’s hardness.

In context

How a Car Works0:44
Steel is an alloy of iron, that is, it's a mixture of iron and carbon
Rust and Corrosion: A 10 minute guide

More examples

  • She sets a steel pan on the stove.
  • Stainless steel resists rust in damp conditions.
  • He steels himself before delivering the bad news.

Forms

steel · steels · steeled · steeling

steely adjective — Hard, cold, or determined like steel.

Similar words

iron
The base metal in steel, rather than the finished alloy.
stainless steel
A type of steel containing chromium that helps resist rust.