"or fulminant" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Locutions nominales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "De or et de fulminant."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Substances chimiques en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Termes désuets en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Nom donné à l'ammoniate d'or qui est un sel explosif."
      ],
      "id": "fr-or_fulminant-fr-noun-wID1ik9f",
      "tags": [
        "obsolete"
      ],
      "topics": [
        "chemistry"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɔʁ fyl.mi.nɑ̃\\"
    }
  ],
  "word": "or fulminant"
}

{
  "categories": [
    "Locutions nominales en français",
    "français"
  ],
  "etymology_texts": [
    "De or et de fulminant."
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "categories": [
        "Substances chimiques en français",
        "Termes désuets en français",
        "Wiktionnaire:Exemples manquants en français"
      ],
      "glosses": [
        "Nom donné à l'ammoniate d'or qui est un sel explosif."
      ],
      "tags": [
        "obsolete"
      ],
      "topics": [
        "chemistry"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɔʁ fyl.mi.nɑ̃\\"
    }
  ],
  "word": "or fulminant"
}