"call option" meaning in English

{
  "forms": [
    {
      "form": "call options",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "call option (plural call options)",
      "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"
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          "source": "w"
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          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
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        },
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Finance",
          "orig": "en:Finance",
          "parents": [
            "Business",
            "Economics",
            "Society",
            "Social sciences",
            "All topics",
            "Sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: put option"
        }
      ],
      "glosses": [
        "An option to buy a stated quantity of an asset or financial product, such as stock, at a stated price (the strike price), on a stated future date (or range of dates)."
      ],
      "id": "en-call_option-en-noun-vsYlEJIJ",
      "links": [
        [
          "finance",
          "finance#Noun"
        ],
        [
          "option",
          "option"
        ],
        [
          "stock",
          "stock"
        ],
        [
          "strike price",
          "strike price"
        ]
      ],
      "raw_glosses": [
        "(finance) An option to buy a stated quantity of an asset or financial product, such as stock, at a stated price (the strike price), on a stated future date (or range of dates)."
      ],
      "topics": [
        "business",
        "finance"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "finance: option to buy",
          "word": "osto-optio"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "finance: option to buy",
          "tags": [
            "feminine"
          ],
          "word": "option d’achat"
        },
        {
          "code": "pl",
          "lang": "Polish",
          "sense": "finance: option to buy",
          "tags": [
            "feminine"
          ],
          "word": "opcja kupna"
        }
      ]
    }
  ],
  "word": "call option"
}

{
  "forms": [
    {
      "form": "call options",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "call option (plural call options)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        "English countable nouns",
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        "Terms with Finnish translations",
        "Terms with French translations",
        "Terms with Polish translations",
        "en:Finance"
      ],
      "examples": [
        {
          "text": "Coordinate term: put option"
        }
      ],
      "glosses": [
        "An option to buy a stated quantity of an asset or financial product, such as stock, at a stated price (the strike price), on a stated future date (or range of dates)."
      ],
      "links": [
        [
          "finance",
          "finance#Noun"
        ],
        [
          "option",
          "option"
        ],
        [
          "stock",
          "stock"
        ],
        [
          "strike price",
          "strike price"
        ]
      ],
      "raw_glosses": [
        "(finance) An option to buy a stated quantity of an asset or financial product, such as stock, at a stated price (the strike price), on a stated future date (or range of dates)."
      ],
      "topics": [
        "business",
        "finance"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "finance: option to buy",
      "word": "osto-optio"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "finance: option to buy",
      "tags": [
        "feminine"
      ],
      "word": "option d’achat"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "sense": "finance: option to buy",
      "tags": [
        "feminine"
      ],
      "word": "opcja kupna"
    }
  ],
  "word": "call option"
}