矽钢 xīgāng silicon steel Definitions Defs Origin Strokes Stroke Words Sentences Sents 矽 xì silicon silicon; chemical element with atomic number 14; term used primarily in Taiwan or as an older name in Mainland China for 硅 guī钢 鋼 gāng noun steel steel; an alloy of iron and carbon that is tougher than cast iron and harder than wrought iron