ferrosilicon in English dictionary ferrosilicon Meanings and definitions of "ferrosilicon" An alloy of iron and silicon used in steelmaking. noun An alloy of iron and silicon used in steelmaking. noun Ferrosilicon is a ferroalloy, an alloy of iron and silicon with an average silicon content between 15 and 90 weight percent. Ferrosilicon is produced by reduction of silica or sand with coke in presence of iron. more Grammar and declension of ferrosilicon ferrosilicon ( plural ferrosilicons) more Images with "ferrosilicon" Sample sentences with "ferrosilicon" Declension Stem Try again Available translations Arabic Basque Czech Dutch French Galician German Italian Japanese Norwegian Persian Polish Portuguese Romanian Russian Slovak Spanish Swedish Turkish Ukrainian Vietnamese Authors