"Rf" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 1",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Symboles des éléments chimiques",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Symbole chimique du rutherfordium."
      ],
      "id": "fr-Rf-conv-symbol-5gsRoxCv",
      "topics": [
        "chemistry"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "Rf"
}

{
  "categories": [
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 2",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Exemples en conventions internationales",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Exemples en conventions internationales à traduire",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "Le Figaro Magazine, numéros 318 à 320, 1985",
          "text": "La monnaie locale est la rufiyaa (Rf). Comptez 7 Rf dans un dollar U.S."
        }
      ],
      "glosses": [
        "Symbole de la rufiyaa, la roupie maldivienne."
      ],
      "id": "fr-Rf-conv-symbol-PG5f-u2g"
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "Rf"
}

{
  "categories": [
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 1",
  "senses": [
    {
      "categories": [
        "Symboles des éléments chimiques"
      ],
      "glosses": [
        "Symbole chimique du rutherfordium."
      ],
      "topics": [
        "chemistry"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "Rf"
}

{
  "categories": [
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 2",
  "senses": [
    {
      "categories": [
        "Exemples en conventions internationales",
        "Exemples en conventions internationales à traduire"
      ],
      "examples": [
        {
          "ref": "Le Figaro Magazine, numéros 318 à 320, 1985",
          "text": "La monnaie locale est la rufiyaa (Rf). Comptez 7 Rf dans un dollar U.S."
        }
      ],
      "glosses": [
        "Symbole de la rufiyaa, la roupie maldivienne."
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "Rf"
}