胆绿素 dǎnlǜsù biliverdin Definitions Defs Origin Strokes Stroke Words Sentences Sents 胆 膽 dǎn noun gallbladder The gallbladder; a bitter organ located near the liver that aids in digestion; also referred to as 胆囊 dǎnnáng.绿 綠 lǜ adjective green the color of grass or leaves, formed by mixing blue and yellow pigments素 sù noun element (bound form) essential part; element; constituent; basic nature