幂级数 mìjíshù power series Origin Definitions Defs Strokes Stroke Words Sentences Sents 幂 冪 mì power (math) a number multiplied by itself a certain number of times, such as an exponent or a power; also written as 方 fāng, 乘方 chéngfāng, or 乘幂 chéngmì级数 級數 jíshù series a mathematical sequence of numbers added together; progression