"cinquanta-un" meaning in Catalan

{
  "etymology_text": "From cinquanta (“fifty”) + un (“one”).",
  "forms": [
    {
      "form": "cinquanta-una",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "form cinquanta-u",
      "tags": [
        "noun"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cinquanta-una",
        "2": "cinquanta-u"
      },
      "expansion": "cinquanta-un m (feminine cinquanta-una, noun form cinquanta-u)",
      "name": "ca-num"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "num",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Catalan cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Catalan entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "fifty-one"
      ],
      "id": "en-cinquanta-un-ca-num-drzshxUt",
      "links": [
        [
          "cardinal number",
          "cardinal number"
        ],
        [
          "fifty-one",
          "fifty-one"
        ]
      ],
      "raw_glosses": [
        "(cardinal number) fifty-one"
      ],
      "tags": [
        "cardinal",
        "masculine",
        "numeral"
      ]
    }
  ],
  "word": "cinquanta-un"
}

{
  "etymology_text": "From cinquanta (“fifty”) + un (“one”).",
  "forms": [
    {
      "form": "cinquanta-una",
      "tags": [
        "feminine"
      ]
    },
    {
      "form": "form cinquanta-u",
      "tags": [
        "noun"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "cinquanta-una",
        "2": "cinquanta-u"
      },
      "expansion": "cinquanta-un m (feminine cinquanta-una, noun form cinquanta-u)",
      "name": "ca-num"
    }
  ],
  "lang": "Catalan",
  "lang_code": "ca",
  "pos": "num",
  "senses": [
    {
      "categories": [
        "Catalan cardinal numbers",
        "Catalan entries with incorrect language header",
        "Catalan lemmas",
        "Catalan multiword terms",
        "Catalan numerals"
      ],
      "glosses": [
        "fifty-one"
      ],
      "links": [
        [
          "cardinal number",
          "cardinal number"
        ],
        [
          "fifty-one",
          "fifty-one"
        ]
      ],
      "raw_glosses": [
        "(cardinal number) fifty-one"
      ],
      "tags": [
        "cardinal",
        "masculine",
        "numeral"
      ]
    }
  ],
  "word": "cinquanta-un"
}