[{"Bold_text": "noun", "List Items": ["the act or process of concreting becoming substantial; coalescence; solidification .", "the state of being concreted .", "a solid mass formed by or as if by coalescence or cohesion:a concretion of melted candies.", "anything that is made real, tangible, or particular.", "Pathology.a solid or calcified mass in the body formed by a disease process.", "Geology.a rounded mass of mineral matter occurring in sandstone, clay, etc., often in concentric layers about a nucleus."]}]