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See more synonyms for grid on Thesaurus.com
  1. a grating of crossed bars; gridiron.
  2. Electricity.
    1. a metallic framework employed in a storage cell or battery for conducting the electric current and supporting the active material.
    2. a system of electrical distribution serving a large area, especially by means of high-tension lines.
  3. 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.
  4. Surveying. a basic system of reference lines for a region, consisting of straight lines intersecting at right angles.
  5. 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.
  6. Architecture. a rectangular system of coordinates used in locating the principal elements of a plan.
  7. grillage.
  8. Football. gridiron(def 1).
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Origin of grid

First recorded in 1830–40; short for gridiron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for grid


  1. See gridiron
  2. a network of horizontal and vertical lines superimposed over a map, building plan, etc, for locating points
  3. a grating consisting of parallel bars
  4. the grid the national network of transmission lines, pipes, etc, by which electricity, gas, or water is distributed
  5. NZ short for national grid
  6. Also called: control grid electronics
    1. an electrode situated between the cathode and anode of a valve usually consisting of a cylindrical mesh of wires, that controls the flow of electrons between cathode and anodeSee also screen grid, suppressor grid
    2. (as modifier)the grid bias
  7. See starting grid
  8. a plate in an accumulator that carries the active substance
  9. any interconnecting system of linksthe bus service formed a grid across the country
  10. Northern English dialect word for face
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Derived Formsgridded, adjective

Word Origin

C19: back formation from gridiron
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for grid


1839, shortening of gridiron. City planning sense is from 1954 (hence gridlock). Meaning "network of transmission lines" first recorded 1926.

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Online Etymology Dictionary, © 2010 Douglas Harper