noun Download 🔗Share A glucoside obtained from woad and other plants, the source of natural indigo. Examples : "The early chemist extracted indican from the woad plant, knowing it could be processed to create the valuable blue dye, indigo. " chemistry substance plant Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share An indigo-forming substance found in urine and other animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin); an indoxyl sulphate of potash. Examples : "The doctor ordered a test to measure the level of indican in the patient's urine to help diagnose a possible intestinal problem. " substance medicine physiology biochemistry chemistry body Chat with AIVocabulary GamePractice Reading