GRID

grid, gridiron

(noun) a cooking utensil of parallel metal bars; used to grill fish or meat

grid, control grid

(noun) an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube

grid, storage-battery grid

(noun) a perforated or corrugated metal plate used in a storage battery as a conductor and support for the active material

grid

(noun) a pattern of regularly spaced horizontal and vertical lines

Source: WordNet® 3.1

Etymology

Noun

grid (plural grids)

A rectangular array of squares or rectangles of equal size, such as in a crossword puzzle.

A system for delivery of electricity, consisting of various substations, transformers and generators, connected by wire.

• Die Hard (movie)

(computing) A system or structure of distributed computers working mostly on a peer-to-peer basis, used mainly to solve single and complex scientific or technical problems or to process data at high speeds (as in clusters).

(cartography) A method of marking off maps into areas.

(motor racing) The pattern of starting positions of the drivers for a race.

(electronics) The third (or higher) electrode of a vacuum tube (triode or higher).

(electricity) A battery-plate somewhat like a grating, especially a zinc plate in a primary battery, or a lead plate in a secondary or storage battery.

A grating of parallel bars; a gridiron.