[{"Bold_text": "noun", "List Items": ["a blue dye obtained from various plants, especially of the genus Indigofera,or manufactured synthetically.", "indigo blue(def2) indigo blue(def2).", "any of numerous hairy plants belonging to the genus Indigofera,of the legume family, having pinnate leaves and clusters of usually red or purple flowers.", "a color ranging from a deep violet blue to a dark, grayish blue."]}, {"Bold_text": "adjective", "List Items": ["Also calledindigo-blue,of the color indigo."]}]