"cero" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "es",
        "3": "sierra",
        "t": "sawfish"
      },
      "expansion": "Spanish sierra (“sawfish”)",
      "name": "der"
    }
  ],
  "etymology_text": "Corruption of Spanish sierra (“sawfish”).",
  "forms": [
    {
      "form": "ceros",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "ceroes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "ceroes"
      },
      "expansion": "cero (plural ceros or ceroes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "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 entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Scombroids",
          "orig": "en:Scombroids",
          "parents": [
            "Fish",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A large scombroid food fish (Scomberomorus regalis) found chiefly in the West Indies."
      ],
      "id": "en-cero-en-noun-KCp73qks",
      "links": [
        [
          "scombroid",
          "scombroid"
        ],
        [
          "food fish",
          "food fish"
        ],
        [
          "West Indies",
          "West Indies"
        ]
      ]
    }
  ],
  "word": "cero"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "es",
        "3": "sierra",
        "t": "sawfish"
      },
      "expansion": "Spanish sierra (“sawfish”)",
      "name": "der"
    }
  ],
  "etymology_text": "Corruption of Spanish sierra (“sawfish”).",
  "forms": [
    {
      "form": "ceros",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "ceroes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "s",
        "2": "ceroes"
      },
      "expansion": "cero (plural ceros or ceroes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English terms derived from Spanish",
        "Entries using missing taxonomic name (species)",
        "en:Scombroids"
      ],
      "glosses": [
        "A large scombroid food fish (Scomberomorus regalis) found chiefly in the West Indies."
      ],
      "links": [
        [
          "scombroid",
          "scombroid"
        ],
        [
          "food fish",
          "food fish"
        ],
        [
          "West Indies",
          "West Indies"
        ]
      ]
    }
  ],
  "word": "cero"
}