"C-19" meaning in All languages combined

{
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      "args": {},
      "expansion": "C-19",
      "name": "en-prop"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "COVID-19"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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          "parents": [],
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          "parents": [],
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      "examples": [
        {
          "ref": "2021 August 23, Olubimbola Oladimeji, “Influence of COVID-19 pandemic on local construction firms' viability”, in Journal of Engineering, Design and Technology, volume 20, number 1, →DOI, →ISSN:",
          "text": "The C-19 pandemic influenced LCFs' cash flow and management of construction labour, plant and equipment amidst variables that had above 0.8 factor loading.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Abbreviation of COVID-19."
      ],
      "id": "en-C-19-en-name-WfPGWuxl",
      "links": [
        [
          "COVID-19",
          "COVID-19#English"
        ]
      ],
      "synonyms": [
        {
          "word": "C19"
        },
        {
          "word": "CV-19"
        }
      ],
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        "abbreviation",
        "alt-of"
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  "word": "C-19"
}

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      "args": {},
      "expansion": "C-19",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "alt_of": [
        {
          "word": "COVID-19"
        }
      ],
      "categories": [
        "English abbreviations",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms spelled with numbers",
        "English terms with quotations",
        "English uncountable nouns",
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        {
          "ref": "2021 August 23, Olubimbola Oladimeji, “Influence of COVID-19 pandemic on local construction firms' viability”, in Journal of Engineering, Design and Technology, volume 20, number 1, →DOI, →ISSN:",
          "text": "The C-19 pandemic influenced LCFs' cash flow and management of construction labour, plant and equipment amidst variables that had above 0.8 factor loading.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Abbreviation of COVID-19."
      ],
      "links": [
        [
          "COVID-19",
          "COVID-19#English"
        ]
      ],
      "synonyms": [
        {
          "word": "C19"
        },
        {
          "word": "CV-19"
        }
      ],
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    }
  ],
  "word": "C-19"
}