"Appleton-Barnett layer" meaning in English

{
  "etymology_text": "Named after the English physicist Edward Appleton and the New Zealand physicist and meteorologist Miles Barnett.",
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    {
      "form": "the Appleton-Barnett layer",
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      "expansion": "the Appleton-Barnett layer",
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
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      "glosses": [
        "Synonym of F region."
      ],
      "id": "en-Appleton-Barnett_layer-en-name-wKMYVO8K",
      "links": [
        [
          "F region",
          "F region#English"
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          "word": "F region"
        }
      ]
    }
  ],
  "word": "Appleton-Barnett layer"
}

{
  "etymology_text": "Named after the English physicist Edward Appleton and the New Zealand physicist and meteorologist Miles Barnett.",
  "forms": [
    {
      "form": "the Appleton-Barnett layer",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
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        "def": "1"
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      "expansion": "the Appleton-Barnett layer",
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
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        "English entries with language name categories using raw markup",
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      "glosses": [
        "Synonym of F region."
      ],
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        [
          "F region",
          "F region#English"
        ]
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          "word": "F region"
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  ],
  "word": "Appleton-Barnett layer"
}