noun a pattern of regularly spaced horizontal and vertical lines.
noun a system of high tension cables by which electrical power is distributed throughout a region.
— synonyms: power_system, power_grid
noun a perforated or corrugated metal plate used in a storage battery as a conductor and support for the active material.
— synonyms: storage-battery_grid
noun an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube.
— synonyms: control_grid
noun a cooking utensil of parallel metal bars.
— synonyms: gridiron