"dors" meaning in Catalan

{
  "etymology_templates": [
    {
      "args": {
        "1": "ca",
        "2": "la",
        "3": "dorsum"
      },
      "expansion": "Borrowed from Latin dorsum",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Latin dorsum.",
  "forms": [
    {
      "form": "dorsos",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "dos",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "dors m (plural dorsos)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0",
      "word": "adossar"
    },
    {
      "_dis1": "0 0",
      "word": "dorsal"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "ca",
          "name": "Anatomy",
          "orig": "ca:Anatomy",
          "parents": [
            "Biology",
            "Medicine",
            "Sciences",
            "Healthcare",
            "All topics",
            "Health",
            "Fundamental",
            "Body"
          ],
          "source": "w"
        },
        {
          "_dis": "77 23",
          "kind": "other",
          "name": "Catalan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "back"
      ],
      "id": "en-dors-ca-noun-PEgjRvN1",
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "back",
          "back"
        ]
      ],
      "raw_glosses": [
        "(anatomy) back"
      ],
      "synonyms": [
        {
          "word": "esquena"
        }
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    },
    {
      "glosses": [
        "backside, reverse"
      ],
      "id": "en-dors-ca-noun-C0vdwBrQ",
      "links": [
        [
          "backside",
          "backside"
        ],
        [
          "reverse",
          "reverse"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈdɔrs]",
      "tags": [
        "Central",
        "Valencia"
      ]
    },
    {
      "ipa": "[ˈdɔrs]",
      "tags": [
        "Balearic"
      ]
    },
    {
      "ipa": "[ˈdɔs]",
      "tags": [
        "Balearic"
      ]
    }
  ],
  "word": "dors"
}

{
  "categories": [
    "Catalan countable nouns",
    "Catalan entries with incorrect language header",
    "Catalan lemmas",
    "Catalan masculine nouns",
    "Catalan nouns",
    "Catalan terms borrowed from Latin",
    "Catalan terms derived from Latin",
    "Catalan terms with IPA pronunciation",
    "Pages with 5 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ca",
        "2": "la",
        "3": "dorsum"
      },
      "expansion": "Borrowed from Latin dorsum",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Latin dorsum.",
  "forms": [
    {
      "form": "dorsos",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "dos",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "dors m (plural dorsos)",
      "name": "ca-noun"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "noun",
  "related": [
    {
      "word": "adossar"
    },
    {
      "word": "dorsal"
    }
  ],
  "senses": [
    {
      "categories": [
        "ca:Anatomy"
      ],
      "glosses": [
        "back"
      ],
      "links": [
        [
          "anatomy",
          "anatomy"
        ],
        [
          "back",
          "back"
        ]
      ],
      "raw_glosses": [
        "(anatomy) back"
      ],
      "synonyms": [
        {
          "word": "esquena"
        }
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "anatomy",
        "medicine",
        "sciences"
      ]
    },
    {
      "glosses": [
        "backside, reverse"
      ],
      "links": [
        [
          "backside",
          "backside"
        ],
        [
          "reverse",
          "reverse"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈdɔrs]",
      "tags": [
        "Central",
        "Valencia"
      ]
    },
    {
      "ipa": "[ˈdɔrs]",
      "tags": [
        "Balearic"
      ]
    },
    {
      "ipa": "[ˈdɔs]",
      "tags": [
        "Balearic"
      ]
    }
  ],
  "word": "dors"
}