Is “Steel” a Scrabble word?

1.An artificial metal produced from iron, harder and more elastic than elemental iron; used figuratively as a symbol of hardness.

2.Any item made of this metal, particularly including:

3.Medicinal consumption of this metal; chalybeate medicine; (eventually) any iron or iron-treated water consumed as a medical treatment.

1.To edge, cover, or point with steel.

2.To harden or strengthen; to nerve or make obdurate; to fortify against.

3.(of mirrors) To back with steel.

1.Made of steel.

2.Similar to steel in color, strength, or the like; steely.

3.Of or belonging to the manufacture or trade in steel.