五角 wǔjiǎo pentagon Origin Definitions Defs Strokes Stroke Words Sentences Sents wǔjiǎo pentagon 五 wǔ numeral five the number five; 5角 jiǎo noun angle geometric figure formed by two rays; anglewǔjiǎo fifty cents 五 wǔ numeral five the number five; 5角 jiǎo [money unit] unit of currency equal to one-tenth of a 元 yuán; ten cents; a dime