"medula oblonga" meaning in Spanish

{
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "-"
      },
      "expansion": "medula oblonga f (uncountable)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "médula oblonga"
        }
      ],
      "categories": [],
      "glosses": [
        "Alternative form of médula oblonga"
      ],
      "id": "en-medula_oblonga-es-noun-zZVO3gH9",
      "links": [
        [
          "médula oblonga",
          "médula oblonga#Spanish"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "feminine",
        "uncountable"
      ]
    }
  ],
  "word": "medula oblonga"
}

{
  "head_templates": [
    {
      "args": {
        "1": "f",
        "2": "-"
      },
      "expansion": "medula oblonga f (uncountable)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "médula oblonga"
        }
      ],
      "categories": [
        "Spanish feminine nouns",
        "Spanish lemmas",
        "Spanish multiword terms",
        "Spanish nouns",
        "Spanish uncountable nouns"
      ],
      "glosses": [
        "Alternative form of médula oblonga"
      ],
      "links": [
        [
          "médula oblonga",
          "médula oblonga#Spanish"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative",
        "feminine",
        "uncountable"
      ]
    }
  ],
  "word": "medula oblonga"
}