"grid cell" meaning in English

{
  "forms": [
    {
      "form": "grid cells",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "grid cell (plural grid cells)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Cytology",
          "orig": "en:Cytology",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A form of neuron associated with an organism's perception of spatial position"
      ],
      "id": "en-grid_cell-en-noun-SzlDdncX",
      "links": [
        [
          "cytology",
          "cytology"
        ],
        [
          "neuron",
          "neuron"
        ]
      ],
      "raw_glosses": [
        "(cytology) A form of neuron associated with an organism's perception of spatial position"
      ],
      "topics": [
        "biology",
        "cytology",
        "medicine",
        "natural-sciences",
        "sciences"
      ]
    }
  ],
  "word": "grid cell"
}

{
  "forms": [
    {
      "form": "grid cells",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "grid cell (plural grid cells)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Cytology"
      ],
      "glosses": [
        "A form of neuron associated with an organism's perception of spatial position"
      ],
      "links": [
        [
          "cytology",
          "cytology"
        ],
        [
          "neuron",
          "neuron"
        ]
      ],
      "raw_glosses": [
        "(cytology) A form of neuron associated with an organism's perception of spatial position"
      ],
      "topics": [
        "biology",
        "cytology",
        "medicine",
        "natural-sciences",
        "sciences"
      ]
    }
  ],
  "word": "grid cell"
}