[{"Bold_text": "noun", "List Items": ["a grating of crossed bars; gridiron .", "Electricity.a metallic framework employed in a storage cell or battery for conducting the electric current and supporting the active material.a system of electrical distribution serving a large area, especially by means of high-tension lines.", "a metallic framework employed in a storage cell or battery for conducting the electric current and supporting the active material.", "a system of electrical distribution serving a large area, especially by means of high-tension lines.", "Electronics.an electrode in a vacuum tube, usually consisting of parallel wires, a coil of wire, or a screen, for controlling the flow of electrons between the other electrodes.", "Surveying.a basic system of reference lines for a region, consisting of straight lines intersecting at right angles.", "a network of horizontal and perpendicular lines, uniformly spaced, for locating points on a map, chart, or aerial photograph by means of a system of coordinates.", "Architecture.a rectangular system of coordinates used in locating the principal elements of a plan.", "grillage .", "Football. gridiron(def1) gridiron(def1)."]}]