"plaque minéralogique" meaning in French

{
  "forms": [
    {
      "form": "plaques minéralogiques",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "plaque minéralogique f (plural plaques minéralogiques)",
      "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": "topical",
          "langcode": "fr",
          "name": "Auto parts",
          "orig": "fr:Auto parts",
          "parents": [
            "Automobiles",
            "Automotive",
            "Vehicles",
            "Transport",
            "Machines",
            "All topics",
            "Technology",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "license plate, number plate (identifying tag, usually of metal, bearing a unique sequence of letters, numbers, or both, and placed at the back and, sometimes, also at the front of a motor vehicle)"
      ],
      "id": "en-plaque_minéralogique-fr-noun-kz~2GM5E",
      "links": [
        [
          "license plate",
          "license plate"
        ],
        [
          "number plate",
          "number plate"
        ]
      ],
      "synonyms": [
        {
          "word": "plaque d'immatriculation"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/plak mi.ne.ʁa.lɔ.ʒik/"
    }
  ],
  "word": "plaque minéralogique"
}

{
  "forms": [
    {
      "form": "plaques minéralogiques",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "plaque minéralogique f (plural plaques minéralogiques)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French feminine nouns",
        "French lemmas",
        "French multiword terms",
        "French nouns",
        "French nouns with red links in their headword lines",
        "French terms with IPA pronunciation",
        "fr:Auto parts"
      ],
      "glosses": [
        "license plate, number plate (identifying tag, usually of metal, bearing a unique sequence of letters, numbers, or both, and placed at the back and, sometimes, also at the front of a motor vehicle)"
      ],
      "links": [
        [
          "license plate",
          "license plate"
        ],
        [
          "number plate",
          "number plate"
        ]
      ],
      "synonyms": [
        {
          "word": "plaque d'immatriculation"
        }
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/plak mi.ne.ʁa.lɔ.ʒik/"
    }
  ],
  "word": "plaque minéralogique"
}