Etymology of 'flu

Raw extraction fields are retained for auditing. Their order does not establish ancestry.

{
  "templates": [
    {
      "name": "clipping",
      "args": {
        "1": "en",
        "2": "influenza",
        "nocap": "1"
      },
      "expansion": "clipping of influenza"
    }
  ],
  "links": [
    [
      "influenza",
      "influenza#English"
    ]
  ],
  "references": [],
  "descendants": [],
  "lexical": [
    {
      "pos": "noun",
      "glosses": [
        "Dated form of flu."
      ],
      "tags": [
        "UK",
        "alt-of",
        "dated",
        "uncountable"
      ],
      "recordId": "61d92ca7cbff9925af4c618214cda200616c88c91688de40a4b2dff58a07fb4c",
      "rawRecordSha256": "82f116cf730774d49d3cfab1c8f4d644814387c79330e8388c4c462985b7dbcb",
      "sourceRecordOrdinal": 2107012
    }
  ],
  "omittedAuxiliaryFields": {
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    "links": 0,
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    "lexicalRecords": 0,
    "lexicalSenses": 0,
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  }
}