"gr" meaning in Conventions internationales

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en conventions internationales issus d’un mot en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Symbole 1) Du grec ancien γωνία gônia « angle »."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "notes": [
    "Le symbole actuel du grade est gon ce qui permet de le différencier de celui du grain."
  ],
  "pos": "symbol",
  "pos_title": "Symbole 1",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de la métrologie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Ancien symbole du grade, unité de mesure d’angle plan, valant la quatre-centième partie d’une circonférence."
      ],
      "id": "fr-gr-conv-symbol-BXfHd92n",
      "topics": [
        "metrology"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "gr"
}

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en conventions internationales issus d’un mot en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Symbole 1) Du grec ancien γωνία gônia « angle »."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 2",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de la métrologie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Symbole du grain, unité de mesure de masse anglo-saxonne, valant 64,79891 milligrammes."
      ],
      "id": "fr-gr-conv-symbol-QqxVXxMt",
      "topics": [
        "metrology"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "gr"
}

{
  "categories": [
    {
      "kind": "other",
      "name": "Mots en conventions internationales issus d’un mot en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Symboles en conventions internationales",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Conventions internationales",
      "orig": "conventions internationales",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "(Symbole 1) Du grec ancien γωνία gônia « angle »."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 3",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en conventions internationales de la métrologie",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "(Non standard) Symbole du gramme, unité de mesure de masse."
      ],
      "id": "fr-gr-conv-symbol-qXDHSV~-",
      "topics": [
        "metrology"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "gr"
}

{
  "categories": [
    "Mots en conventions internationales issus d’un mot en grec ancien",
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "etymology_texts": [
    "(Symbole 1) Du grec ancien γωνία gônia « angle »."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "notes": [
    "Le symbole actuel du grade est gon ce qui permet de le différencier de celui du grain."
  ],
  "pos": "symbol",
  "pos_title": "Symbole 1",
  "senses": [
    {
      "categories": [
        "Lexique en conventions internationales de la métrologie"
      ],
      "glosses": [
        "Ancien symbole du grade, unité de mesure d’angle plan, valant la quatre-centième partie d’une circonférence."
      ],
      "topics": [
        "metrology"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "gr"
}

{
  "categories": [
    "Mots en conventions internationales issus d’un mot en grec ancien",
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "etymology_texts": [
    "(Symbole 1) Du grec ancien γωνία gônia « angle »."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 2",
  "senses": [
    {
      "categories": [
        "Lexique en conventions internationales de la métrologie"
      ],
      "glosses": [
        "Symbole du grain, unité de mesure de masse anglo-saxonne, valant 64,79891 milligrammes."
      ],
      "topics": [
        "metrology"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "gr"
}

{
  "categories": [
    "Mots en conventions internationales issus d’un mot en grec ancien",
    "Symboles en conventions internationales",
    "conventions internationales"
  ],
  "etymology_texts": [
    "(Symbole 1) Du grec ancien γωνία gônia « angle »."
  ],
  "lang": "Conventions internationales",
  "lang_code": "conv",
  "pos": "symbol",
  "pos_title": "Symbole 3",
  "senses": [
    {
      "categories": [
        "Lexique en conventions internationales de la métrologie"
      ],
      "glosses": [
        "(Non standard) Symbole du gramme, unité de mesure de masse."
      ],
      "topics": [
        "metrology"
      ]
    }
  ],
  "tags": [
    "invariable"
  ],
  "word": "gr"
}