西格瑪 Save Sign in to save words Simplified: 西格玛 xīgémǎ ㄒㄧ ㄍㄜˊ ㄇㄚˇ sigma (Greek letter Σ, σ) Character by character 西(xī)the West 格(gé)square 瑪(mǎ) Other words read xīgémǎ In the same tone 西格馬 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0