"Wolff-Chaikoff effect" meaning in English

{
  "etymology_text": "Discovered by Drs. Jan Wolff and Israel Lyon Chaikoff at the University of California in the 1940s.",
  "forms": [
    {
      "form": "Wolff-Chaikoff effects",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Wolff-Chaikoff effect (plural Wolff-Chaikoff effects)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
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          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
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          "parents": [],
          "source": "w"
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      ],
      "glosses": [
        "A reduction in thyroid hormone levels caused by ingestion of a large amount of iodine."
      ],
      "id": "en-Wolff-Chaikoff_effect-en-noun-qzE0L0Ha",
      "links": [
        [
          "reduction",
          "reduction"
        ],
        [
          "thyroid",
          "thyroid"
        ],
        [
          "hormone",
          "hormone"
        ],
        [
          "level",
          "level"
        ],
        [
          "ingestion",
          "ingestion"
        ],
        [
          "iodine",
          "iodine"
        ]
      ],
      "wikipedia": [
        "Wolff-Chaikoff effect"
      ]
    }
  ],
  "word": "Wolff-Chaikoff effect"
}

{
  "etymology_text": "Discovered by Drs. Jan Wolff and Israel Lyon Chaikoff at the University of California in the 1940s.",
  "forms": [
    {
      "form": "Wolff-Chaikoff effects",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Wolff-Chaikoff effect (plural Wolff-Chaikoff effects)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A reduction in thyroid hormone levels caused by ingestion of a large amount of iodine."
      ],
      "links": [
        [
          "reduction",
          "reduction"
        ],
        [
          "thyroid",
          "thyroid"
        ],
        [
          "hormone",
          "hormone"
        ],
        [
          "level",
          "level"
        ],
        [
          "ingestion",
          "ingestion"
        ],
        [
          "iodine",
          "iodine"
        ]
      ],
      "wikipedia": [
        "Wolff-Chaikoff effect"
      ]
    }
  ],
  "word": "Wolff-Chaikoff effect"
}