"nauclero" meaning in Spanish

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "ναύκληρος"
      },
      "expansion": "Borrowed from Ancient Greek ναύκληρος (naúklēros)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek ναύκληρος (naúklēros).",
  "forms": [
    {
      "form": "naucleros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "nauclero m (plural naucleros)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Spanish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "shipowner and merchant"
      ],
      "id": "en-nauclero-es-noun-qBPxvAw6",
      "links": [
        [
          "shipowner",
          "shipowner"
        ],
        [
          "merchant",
          "merchant"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "nauclero"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "es",
        "2": "grc",
        "3": "ναύκληρος"
      },
      "expansion": "Borrowed from Ancient Greek ναύκληρος (naúklēros)",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from Ancient Greek ναύκληρος (naúklēros).",
  "forms": [
    {
      "form": "naucleros",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "nauclero m (plural naucleros)",
      "name": "es-noun"
    }
  ],
  "lang": "Spanish",
  "lang_code": "es",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Spanish countable nouns",
        "Spanish entries with incorrect language header",
        "Spanish lemmas",
        "Spanish masculine nouns",
        "Spanish nouns",
        "Spanish terms borrowed from Ancient Greek",
        "Spanish terms derived from Ancient Greek"
      ],
      "glosses": [
        "shipowner and merchant"
      ],
      "links": [
        [
          "shipowner",
          "shipowner"
        ],
        [
          "merchant",
          "merchant"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "nauclero"
}