"negativer" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "negative",
        "3": "er"
      },
      "expansion": "negative + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From negative + -er.",
  "forms": [
    {
      "form": "negativers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "args": {},
      "expansion": "negativer (plural negativers)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "parents": [],
          "source": "w"
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          "source": "w"
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          "_dis": "58 33 2 3 3",
          "kind": "other",
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          "parents": [],
          "source": "w+disamb"
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          "_dis": "49 45 2 2 3",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
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      "examples": [
        {
          "ref": "1867, The British Controversialist, and Literary Magazine, page 276:",
          "text": "R.S. dexterously endeavours to shift “the burden of proof” upon the writers on this side, on the general condition that the burden of proof lies with the negativers of any accepted doctrine.",
          "type": "quote"
        }
      ],
      "glosses": [
        "One who negatives."
      ],
      "id": "en-negativer-en-noun-LZpxRbl7",
      "links": [
        [
          "negative",
          "negative"
        ]
      ]
    }
  ],
  "word": "negativer"
}

{
  "categories": [
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "negative",
        "3": "er"
      },
      "expansion": "negative + -er",
      "name": "suffix"
    }
  ],
  "etymology_text": "From negative + -er.",
  "forms": [
    {
      "form": "negativers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "negativer (plural negativers)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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        "Pages with entries",
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        {
          "ref": "1867, The British Controversialist, and Literary Magazine, page 276:",
          "text": "R.S. dexterously endeavours to shift “the burden of proof” upon the writers on this side, on the general condition that the burden of proof lies with the negativers of any accepted doctrine.",
          "type": "quote"
        }
      ],
      "glosses": [
        "One who negatives."
      ],
      "links": [
        [
          "negative",
          "negative"
        ]
      ]
    }
  ],
  "word": "negativer"
}