"onze" meaning in Spanish

{
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "word": "once"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 13 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Spanish cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Obsolete spelling of once."
      ],
      "id": "en-onze-es-num-3RpNRWSU",
      "links": [
        [
          "once",
          "once#Spanish"
        ]
      ],
      "tags": [
        "alt-of",
        "obsolete"
      ]
    }
  ],
  "word": "onze"
}

{
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "num",
  "senses": [
    {
      "alt_of": [
        {
          "word": "once"
        }
      ],
      "categories": [
        "Pages with 13 entries",
        "Pages with entries",
        "Spanish cardinal numbers",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish numerals",
        "Spanish obsolete forms"
      ],
      "glosses": [
        "Obsolete spelling of once."
      ],
      "links": [
        [
          "once",
          "once#Spanish"
        ]
      ],
      "tags": [
        "alt-of",
        "obsolete"
      ]
    }
  ],
  "word": "onze"
}