[{"Bold_text": "noun", "List Items": ["a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation.", "a flat metal or glass bottle for carrying in the pocket:a flask of brandy.", "an iron container for shipping mercury, holding a standard commercial unit of 76 pounds (34 kilograms).", "Metallurgy.a container into which sand is rammed around a pattern to form a mold."]}, {"Bold_text": "noun", "List Items": ["the armored plates making up the sides of a gun-carriage trail.", "Obsolete.the bed of a gun carriage."]}]