To make hard or strong; hence, to make insensible or
obdurate.

Fig.: To cause to resemble steel, as in smoothness, polish,
or other qualities.

A piece of steel for striking sparks from flint.

To overlay, point, or edge with steel; as, to steel a razor;
to steel an ax.

Fig.: Anything of extreme hardness; that which is
characterized by sternness or rigor.

An instrument of steel (usually a round rod) for sharpening
knives.

An instrument or implement made of steel

A variety of iron intermediate in composition and properties
between wrought iron and cast iron (containing between one half of one
per cent and one and a half per cent of carbon), and consisting of an
alloy of iron with an iron carbide. Steel, unlike wrought iron, can be
tempered, and retains magnetism. Its malleability decreases, and
fusibility increases, with an increase in carbon.

A weapon, as a sword, dagger, etc.

A chalybeate medicine.