"myriare" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "myriare"
      },
      "expansion": "French myriare",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from French myriare. See myria- and are (as in hectare).",
  "forms": [
    {
      "form": "myriares",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "myriare (plural myriares)",
      "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"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "10,000 ares, or one square kilometre."
      ],
      "id": "en-myriare-en-noun-hca6OuuT",
      "links": [
        [
          "are",
          "are"
        ],
        [
          "square kilometre",
          "square kilometre"
        ]
      ],
      "raw_glosses": [
        "(archaic) 10,000 ares, or one square kilometre."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "myriare"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "fr",
        "3": "myriare"
      },
      "expansion": "French myriare",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from French myriare. See myria- and are (as in hectare).",
  "forms": [
    {
      "form": "myriares",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "myriare (plural myriares)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms borrowed from French",
        "English terms derived from French",
        "English terms with archaic senses",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "10,000 ares, or one square kilometre."
      ],
      "links": [
        [
          "are",
          "are"
        ],
        [
          "square kilometre",
          "square kilometre"
        ]
      ],
      "raw_glosses": [
        "(archaic) 10,000 ares, or one square kilometre."
      ],
      "tags": [
        "archaic"
      ]
    }
  ],
  "word": "myriare"
}