"nervous system" meaning in English

{
  "forms": [
    {
      "form": "nervous system"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Ανατομία (αγγλικά)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Ιατρική (αγγλικά)",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "νευρικό σύστημα"
      ],
      "id": "el-nervous_system-en-noun-QSrAMeTd",
      "raw_tags": [
        "ανατομία",
        "ιατρική"
      ]
    }
  ],
  "word": "nervous system"
}

{
  "forms": [
    {
      "form": "nervous system"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Ανατομία (αγγλικά)",
        "Ιατρική (αγγλικά)"
      ],
      "glosses": [
        "νευρικό σύστημα"
      ],
      "raw_tags": [
        "ανατομία",
        "ιατρική"
      ]
    }
  ],
  "word": "nervous system"
}