noun (n)

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

  source: wordnet30
• a system of high tension cables by which electrical power is distributed throughout a region(noun.artifact)

  Synonym:
  power grid, power system
  

  source: wordnet30
• a perforated or corrugated metal plate used in a storage battery as a conductor and support for the active material(noun.artifact)

  Synonym:
  storage-battery grid
  

  source: wordnet30
• an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube(noun.artifact)

  Synonym:
  control grid
  

  source: wordnet30
• a cooking utensil of parallel metal bars; used to grill fish or meat(noun.artifact)

  Synonym:
  gridiron
  

  source: wordnet30
• A grating of thin parallel bars, similar to a gridiron.(noun)

  source: webster1913
• A plate or sheet of lead with perforations, or other irregularities of surface, by which the active material of a secondary battery or accumulator is supported.(noun)

  source: webster1913