乘冪 chéngmì exponentiation Origin Definitions Defs Strokes Stroke Words Sentences Sents 乘 chéng nounverb to multiply To perform the mathematical operation of multiplication.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