方根 fānggēn root Origin Definitions Defs Strokes Stroke Words Sentences Sents 平方根 píngfānggēn square root the number that, when multiplied by itself, equals a given number; also known as [[二乘根|二乘根|er4 cheng2 gen1]] or [[二次根|二次根|er4 ci4 gen1]]立方根 lìfānggēn cube root the number that, when multiplied by itself twice, produces a given number; the third root of a number