"ériomètre" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "ério-",
        "3": "mètre"
      },
      "expansion": "ério- + mètre",
      "name": "af"
    }
  ],
  "etymology_text": "From ério- + mètre.",
  "forms": [
    {
      "form": "ériomètres",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "ériomètre m (plural ériomètres)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "French terms prefixed with ério-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Measuring instruments",
          "orig": "fr:Measuring instruments",
          "parents": [
            "Tools",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "eriometer"
      ],
      "id": "en-ériomètre-fr-noun-MPWbq5rL",
      "links": [
        [
          "eriometer",
          "eriometer"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "ériomètre"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "ério-",
        "3": "mètre"
      },
      "expansion": "ério- + mètre",
      "name": "af"
    }
  ],
  "etymology_text": "From ério- + mètre.",
  "forms": [
    {
      "form": "ériomètres",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "ériomètre m (plural ériomètres)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French nouns",
        "French terms prefixed with ério-",
        "fr:Measuring instruments"
      ],
      "glosses": [
        "eriometer"
      ],
      "links": [
        [
          "eriometer",
          "eriometer"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "word": "ériomètre"
}