理欲 lǐyù principles and desires Origin Definitions Defs Strokes Stroke Words Sentences Sents 理 lǐ abbreviation of 天理 tiānlǐ Neo-Confucian moral law (literary) An eternal moral principle in Song Dynasty philosophy that viewed feudal ethics as a universal standard.欲 yù abbreviation of 人欲 rényù human desires human desires or passions