"us" meaning in Translingual

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "u-<t:micro->",
        "3": "s<id:Q11574><t:second>"
      },
      "expansion": "u- (“micro-”) + s (“second”)",
      "name": "af"
    }
  ],
  "etymology_text": "From u- (“micro-”) + s (“second”).",
  "head_templates": [
    {
      "args": {
        "1": "Latn"
      },
      "expansion": "Latn",
      "name": "mul-symbol/script"
    },
    {
      "args": {
        "1": "mul",
        "10": "",
        "2": "symbol",
        "3": "",
        "4": "",
        "5": "or",
        "6": "",
        "7": "or",
        "8": "",
        "9": "or",
        "cat2": "",
        "f1lang": "en",
        "f1nolink": "",
        "f2lang": "en",
        "f2nolink": "",
        "f3lang": "en",
        "f3nolink": "",
        "f4lang": "en",
        "f4nolink": "",
        "head": "",
        "head2": "",
        "head3": "",
        "head4": "",
        "image": "",
        "nolinkhead": "",
        "sc": "Latn",
        "sort": ""
      },
      "expansion": "us",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "us",
      "name": "mul-symbol"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "alt_of": [
        {
          "word": "μs"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 23 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual terms prefixed with u-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual terms with redundant script codes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "mul",
          "name": "Metrology",
          "orig": "mul:Metrology",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative form of μs."
      ],
      "id": "en-us-mul-symbol-mul:Q842015",
      "links": [
        [
          "metrology",
          "metrology"
        ],
        [
          "μs",
          "μs#Translingual:_Q842015"
        ]
      ],
      "raw_glosses": [
        "(metrology, informal, proscribed) Alternative form of μs."
      ],
      "senseid": [
        "mul:Q842015"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "informal",
        "proscribed"
      ],
      "topics": [
        "metrology"
      ],
      "wikidata": [
        "Q842015"
      ]
    }
  ],
  "word": "us"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "mul",
        "2": "u-<t:micro->",
        "3": "s<id:Q11574><t:second>"
      },
      "expansion": "u- (“micro-”) + s (“second”)",
      "name": "af"
    }
  ],
  "etymology_text": "From u- (“micro-”) + s (“second”).",
  "head_templates": [
    {
      "args": {
        "1": "Latn"
      },
      "expansion": "Latn",
      "name": "mul-symbol/script"
    },
    {
      "args": {
        "1": "mul",
        "10": "",
        "2": "symbol",
        "3": "",
        "4": "",
        "5": "or",
        "6": "",
        "7": "or",
        "8": "",
        "9": "or",
        "cat2": "",
        "f1lang": "en",
        "f1nolink": "",
        "f2lang": "en",
        "f2nolink": "",
        "f3lang": "en",
        "f3nolink": "",
        "f4lang": "en",
        "f4nolink": "",
        "head": "",
        "head2": "",
        "head3": "",
        "head4": "",
        "image": "",
        "nolinkhead": "",
        "sc": "Latn",
        "sort": ""
      },
      "expansion": "us",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "us",
      "name": "mul-symbol"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "alt_of": [
        {
          "word": "μs"
        }
      ],
      "categories": [
        "Pages with 23 entries",
        "Pages with entries",
        "Translingual entries with incorrect language header",
        "Translingual informal terms",
        "Translingual lemmas",
        "Translingual proscribed terms",
        "Translingual symbols",
        "Translingual terms prefixed with u-",
        "Translingual terms with redundant script codes",
        "mul:Metrology"
      ],
      "glosses": [
        "Alternative form of μs."
      ],
      "links": [
        [
          "metrology",
          "metrology"
        ],
        [
          "μs",
          "μs#Translingual:_Q842015"
        ]
      ],
      "raw_glosses": [
        "(metrology, informal, proscribed) Alternative form of μs."
      ],
      "senseid": [
        "mul:Q842015"
      ],
      "tags": [
        "alt-of",
        "alternative",
        "informal",
        "proscribed"
      ],
      "topics": [
        "metrology"
      ],
      "wikidata": [
        "Q842015"
      ]
    }
  ],
  "word": "us"
}