"retroperitoneal" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "retro",
        "3": "peritoneal"
      },
      "expansion": "retro- + peritoneal",
      "name": "prefix"
    }
  ],
  "etymology_text": "From retro- + peritoneal.",
  "forms": [
    {
      "form": "more retroperitoneal",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most retroperitoneal",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "retroperitoneal (comparative more retroperitoneal, superlative most retroperitoneal)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "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 retro-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 3 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Catalan translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Greek translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Spanish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "retroperitoneal abscess"
        },
        {
          "word": "retroperitoneal space"
        },
        {
          "word": "retroperitoneum"
        }
      ],
      "glosses": [
        "Located behind the peritoneum."
      ],
      "id": "en-retroperitoneal-en-adj-bE7LsngU",
      "links": [
        [
          "peritoneum",
          "peritoneum"
        ]
      ],
      "related": [
        {
          "word": "intraperitoneal"
        }
      ],
      "translations": [
        {
          "code": "ca",
          "lang": "Catalan",
          "sense": "located behind the peritoneum",
          "word": "retroperitoneal"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "located behind the peritoneum",
          "word": "retroperitoneaalinen"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "located behind the peritoneum",
          "word": "vatsakalvontakainen"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "located behind the peritoneum",
          "word": "rétropéritonéal"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "opisthoperitonaïkós",
          "sense": "located behind the peritoneum",
          "word": "οπισθοπεριτοναϊκός"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "located behind the peritoneum",
          "word": "retroperitoneal"
        }
      ]
    }
  ],
  "word": "retroperitoneal"
}

{
  "derived": [
    {
      "word": "retroperitoneal abscess"
    },
    {
      "word": "retroperitoneal space"
    },
    {
      "word": "retroperitoneum"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "retro",
        "3": "peritoneal"
      },
      "expansion": "retro- + peritoneal",
      "name": "prefix"
    }
  ],
  "etymology_text": "From retro- + peritoneal.",
  "forms": [
    {
      "form": "more retroperitoneal",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most retroperitoneal",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "retroperitoneal (comparative more retroperitoneal, superlative most retroperitoneal)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "intraperitoneal"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with retro-",
        "Entries with translation boxes",
        "Pages with 3 entries",
        "Pages with entries",
        "Terms with Catalan translations",
        "Terms with Finnish translations",
        "Terms with French translations",
        "Terms with Greek translations",
        "Terms with Spanish translations"
      ],
      "glosses": [
        "Located behind the peritoneum."
      ],
      "links": [
        [
          "peritoneum",
          "peritoneum"
        ]
      ]
    }
  ],
  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "sense": "located behind the peritoneum",
      "word": "retroperitoneal"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "located behind the peritoneum",
      "word": "retroperitoneaalinen"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "located behind the peritoneum",
      "word": "vatsakalvontakainen"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "located behind the peritoneum",
      "word": "rétropéritonéal"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "opisthoperitonaïkós",
      "sense": "located behind the peritoneum",
      "word": "οπισθοπεριτοναϊκός"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "located behind the peritoneum",
      "word": "retroperitoneal"
    }
  ],
  "word": "retroperitoneal"
}