a pattern of regularly spaced horizontal and vertical lines
"The new subway map uses a clean grid to show all the station connections clearly."
a system of high tension cables by which electrical power is distributed throughout a region
"After the severe storm knocked out the local grid, thousands of homes in the valley were left without electricity for days."
a perforated or corrugated metal plate used in a storage battery as a conductor and support for the active material
"The technician replaced the corroded grid in the old lead-acid car battery to restore its ability to hold charge."
an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube
"The technician adjusted the grid on the vintage radio's vacuum tube to restore the muffled static-free sound."
A rectangular array of squares or rectangles of equal size, such as in a crossword puzzle.
"The doctor explained that GRID is an outdated acronym for what we now call HIV/AIDS."
Acronym of gay-related immunodeficiency.
In plain English: A grid is a pattern of crossing lines that divides an area into equal squares.
"The city planner drew a new grid on the map to organize the neighborhood streets."
Usage: As a noun, grid refers to a network of intersecting lines forming squares, such as on a map or an electrical power system. Do not confuse this with the acronym GRID, which stands for gay-related immunodeficiency and is an outdated medical term no longer in use.
To mark with a grid.
"The surveyor used chalk to mark the construction site with a grid before laying out the foundation."
In plain English: To grid something means to arrange it into neat rows and columns.
"The software will grid the images so they align perfectly on the page."
Usage: To grid something means to divide an area into square sections, typically by drawing lines or marking coordinates on a map or surface. Use this verb when you are organizing space systematically rather than covering it with a mesh or net.
The word grid is a back-formation created by shortening the words griddle and gridiron. It originally referred to these cooking surfaces before taking on its modern meaning.