"neuropil" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "νεῦρον",
        "t": "nerve"
      },
      "expansion": "Ancient Greek νεῦρον (neûron, “nerve”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "neuro"
      },
      "expansion": "neuro- +",
      "name": "prefix"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πῖλος",
        "t": "hair"
      },
      "expansion": "Ancient Greek πῖλος (pîlos, “hair”)",
      "name": "der"
    }
  ],
  "etymology_text": "Probably an abbreviation of obsolete neuropilema, from Ancient Greek νεῦρον (neûron, “nerve”) + πίλημα (pílēma, “felt”); or neuro- + Ancient Greek πῖλος (pîlos, “hair”).",
  "forms": [
    {
      "form": "neuropils",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "neuropil (plural neuropils)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms prefixed with neuro-",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "neuropilar"
        }
      ],
      "glosses": [
        "A fibrous network of nervous tissue that forms the gray matter of the brain"
      ],
      "id": "en-neuropil-en-noun-Rg0D~1Ly",
      "links": [
        [
          "network",
          "network"
        ],
        [
          "nervous",
          "nervous"
        ],
        [
          "tissue",
          "tissue"
        ],
        [
          "gray matter",
          "gray matter"
        ],
        [
          "brain",
          "brain"
        ]
      ],
      "synonyms": [
        {
          "word": "neuropile"
        },
        {
          "word": "neuropilema"
        }
      ],
      "wikipedia": [
        "neuropil"
      ]
    }
  ],
  "word": "neuropil"
}

{
  "derived": [
    {
      "word": "neuropilar"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "νεῦρον",
        "t": "nerve"
      },
      "expansion": "Ancient Greek νεῦρον (neûron, “nerve”)",
      "name": "der"
    },
    {
      "args": {
        "1": "en",
        "2": "neuro"
      },
      "expansion": "neuro- +",
      "name": "prefix"
    },
    {
      "args": {
        "1": "en",
        "2": "grc",
        "3": "πῖλος",
        "t": "hair"
      },
      "expansion": "Ancient Greek πῖλος (pîlos, “hair”)",
      "name": "der"
    }
  ],
  "etymology_text": "Probably an abbreviation of obsolete neuropilema, from Ancient Greek νεῦρον (neûron, “nerve”) + πίλημα (pílēma, “felt”); or neuro- + Ancient Greek πῖλος (pîlos, “hair”).",
  "forms": [
    {
      "form": "neuropils",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "neuropil (plural neuropils)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Ancient Greek",
        "English terms prefixed with neuro-"
      ],
      "glosses": [
        "A fibrous network of nervous tissue that forms the gray matter of the brain"
      ],
      "links": [
        [
          "network",
          "network"
        ],
        [
          "nervous",
          "nervous"
        ],
        [
          "tissue",
          "tissue"
        ],
        [
          "gray matter",
          "gray matter"
        ],
        [
          "brain",
          "brain"
        ]
      ],
      "wikipedia": [
        "neuropil"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "neuropile"
    },
    {
      "word": "neuropilema"
    }
  ],
  "word": "neuropil"
}