Decarbonize \De*car"bon*ize\, v. t. [imp. & p. p. {Decarbonized}; p. pr. & vb. n. {Decarbonizing}.] To deprive of carbon; as, to decarbonize steel; to decarbonize the blood. {Decarbonized iron}. See {Malleable iron}. {Decarbonized steel}, homogenous wrought iron made by a steel process, as that of Bessemer; ingot iron.