"Gm" meaning in Translingual

{
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "symbol"
      },
      "expansion": "Gm",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(gigametre), an SI unit of length equal to 10⁹ meters (metres)",
          "word": "gigameter"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "name": "Symbols for SI units",
          "parents": [
            "SI units",
            "Units of measure",
            "Metrology",
            "Quantity",
            "Applied sciences",
            "Mathematics",
            "Sciences",
            "Formal sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mul",
          "name": "Metrology",
          "orig": "mul:Metrology",
          "parents": [
            "Applied sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "77 23",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "94 6",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "89 11",
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Symbol for gigameter (gigametre), an SI unit of length equal to 10⁹ meters (metres)."
      ],
      "id": "en-Gm-mul-symbol-e3rOw3aw",
      "links": [
        [
          "metrology",
          "metrology"
        ],
        [
          "gigameter",
          "gigameter"
        ],
        [
          "gigametre",
          "gigametre"
        ],
        [
          "length",
          "length"
        ],
        [
          "meter",
          "meter"
        ],
        [
          "metre",
          "metre"
        ]
      ],
      "raw_glosses": [
        "(metrology) Symbol for gigameter (gigametre), an SI unit of length equal to 10⁹ meters (metres)."
      ],
      "tags": [
        "alt-of",
        "symbol"
      ],
      "topics": [
        "metrology"
      ]
    },
    {
      "alt_of": [
        {
          "word": "G minor"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "mul",
          "name": "Music",
          "orig": "mul:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Symbol for G minor."
      ],
      "id": "en-Gm-mul-symbol-IYTLzGTz",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "G minor",
          "G minor"
        ]
      ],
      "raw_glosses": [
        "(music) Symbol for G minor."
      ],
      "tags": [
        "alt-of",
        "symbol"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "Gm"
}

{
  "categories": [
    "Pages with 1 entry",
    "Pages with entries",
    "Translingual entries with incorrect language header",
    "Translingual lemmas",
    "Translingual symbols"
  ],
  "head_templates": [
    {
      "args": {
        "1": "mul",
        "2": "symbol"
      },
      "expansion": "Gm",
      "name": "head"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(gigametre), an SI unit of length equal to 10⁹ meters (metres)",
          "word": "gigameter"
        }
      ],
      "categories": [
        "Symbols for SI units",
        "mul:Metrology"
      ],
      "glosses": [
        "Symbol for gigameter (gigametre), an SI unit of length equal to 10⁹ meters (metres)."
      ],
      "links": [
        [
          "metrology",
          "metrology"
        ],
        [
          "gigameter",
          "gigameter"
        ],
        [
          "gigametre",
          "gigametre"
        ],
        [
          "length",
          "length"
        ],
        [
          "meter",
          "meter"
        ],
        [
          "metre",
          "metre"
        ]
      ],
      "raw_glosses": [
        "(metrology) Symbol for gigameter (gigametre), an SI unit of length equal to 10⁹ meters (metres)."
      ],
      "tags": [
        "alt-of",
        "symbol"
      ],
      "topics": [
        "metrology"
      ]
    },
    {
      "alt_of": [
        {
          "word": "G minor"
        }
      ],
      "categories": [
        "mul:Music"
      ],
      "glosses": [
        "Symbol for G minor."
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "G minor",
          "G minor"
        ]
      ],
      "raw_glosses": [
        "(music) Symbol for G minor."
      ],
      "tags": [
        "alt-of",
        "symbol"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ]
    }
  ],
  "word": "Gm"
}