胆色素 dǎnsèsù bilirubin 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.色素 sèsù pigment Substances that give color to organic tissues or materials; can be natural, like chlorophyll, or artificial, such as food coloring.