What does alloying element mean?

alloying element meaning in Law Dictionary

metal or non-metal which can be added to a base steel making it better.

alloying element meaning in Business Dictionary

Metallic or non-metallic elements eg aluminum, boron, chromium, cobalt, copper, manganese, nickel, silicon, titanium, tungsten, vanadium, zirconium, included in specified or standard amounts to a base-metal to produce an alloy.