"acyanosis" meaning in English

{
  "etymology_templates": [
    {
      "args": {
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        "2": "a-",
        "3": "cyanosis"
      },
      "expansion": "a- + cyanosis",
      "name": "af"
    }
  ],
  "etymology_text": "a- + cyanosis",
  "head_templates": [
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      "args": {
        "1": "-"
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      "expansion": "acyanosis (uncountable)",
      "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": [
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          "source": "w"
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          "name": "English terms prefixed with a-",
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          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
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          "source": "w"
        }
      ],
      "glosses": [
        "The absence of cyanosis."
      ],
      "id": "en-acyanosis-en-noun-ftFdStQ5",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "absence",
          "absence"
        ],
        [
          "cyanosis",
          "cyanosis"
        ]
      ],
      "raw_glosses": [
        "(medicine) The absence of cyanosis."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "acyanosis"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "a-",
        "3": "cyanosis"
      },
      "expansion": "a- + cyanosis",
      "name": "af"
    }
  ],
  "etymology_text": "a- + cyanosis",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "acyanosis (uncountable)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English lemmas",
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      "glosses": [
        "The absence of cyanosis."
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "absence",
          "absence"
        ],
        [
          "cyanosis",
          "cyanosis"
        ]
      ],
      "raw_glosses": [
        "(medicine) The absence of cyanosis."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "acyanosis"
}