"hiatus hernia" meaning in English

{
  "forms": [
    {
      "form": "hiatus hernias",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hiatus hernia (plural hiatus hernias)",
      "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",
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          "source": "w"
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          "source": "w"
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          "source": "w"
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Pathology",
          "orig": "en:Pathology",
          "parents": [
            "Disease",
            "Medicine",
            "Health",
            "Biology",
            "Healthcare",
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          "source": "w"
        }
      ],
      "glosses": [
        "A protrusion of part of the upper stomach into the thorax"
      ],
      "id": "en-hiatus_hernia-en-noun-aRXIEnQt",
      "links": [
        [
          "pathology",
          "pathology"
        ],
        [
          "protrusion",
          "protrusion"
        ],
        [
          "stomach",
          "stomach"
        ],
        [
          "thorax",
          "thorax"
        ]
      ],
      "raw_glosses": [
        "(pathology) A protrusion of part of the upper stomach into the thorax"
      ],
      "related": [
        {
          "word": "hiatoplasty"
        }
      ],
      "synonyms": [
        {
          "word": "hiatal hernia"
        }
      ],
      "topics": [
        "medicine",
        "pathology",
        "sciences"
      ],
      "wikipedia": [
        "hiatus hernia"
      ]
    }
  ],
  "word": "hiatus hernia"
}

{
  "forms": [
    {
      "form": "hiatus hernias",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "hiatus hernia (plural hiatus hernias)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "hiatoplasty"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
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        "Pages with entries",
        "en:Pathology"
      ],
      "glosses": [
        "A protrusion of part of the upper stomach into the thorax"
      ],
      "links": [
        [
          "pathology",
          "pathology"
        ],
        [
          "protrusion",
          "protrusion"
        ],
        [
          "stomach",
          "stomach"
        ],
        [
          "thorax",
          "thorax"
        ]
      ],
      "raw_glosses": [
        "(pathology) A protrusion of part of the upper stomach into the thorax"
      ],
      "synonyms": [
        {
          "word": "hiatal hernia"
        }
      ],
      "topics": [
        "medicine",
        "pathology",
        "sciences"
      ],
      "wikipedia": [
        "hiatus hernia"
      ]
    }
  ],
  "word": "hiatus hernia"
}