"understandableness" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "understondablenes"
      },
      "expansion": "Middle English understondablenes",
      "name": "inh"
    },
    {
      "args": {
        "1": "en",
        "2": "understandable",
        "3": "-ness"
      },
      "expansion": "understandable + -ness",
      "name": "af"
    }
  ],
  "etymology_text": "From Middle English understondablenes, undirstondableness, equivalent to understandable + -ness.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "understandableness (uncountable)",
      "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"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ness",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "un-understandableness"
        }
      ],
      "glosses": [
        "The state, quality, or condition of being understandable."
      ],
      "id": "en-understandableness-en-noun-J1hZbNFu",
      "links": [
        [
          "understandable",
          "understandable"
        ]
      ],
      "synonyms": [
        {
          "word": "understandability"
        }
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "word": "understandableness"
}

{
  "derived": [
    {
      "word": "un-understandableness"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "understondablenes"
      },
      "expansion": "Middle English understondablenes",
      "name": "inh"
    },
    {
      "args": {
        "1": "en",
        "2": "understandable",
        "3": "-ness"
      },
      "expansion": "understandable + -ness",
      "name": "af"
    }
  ],
  "etymology_text": "From Middle English understondablenes, undirstondableness, equivalent to understandable + -ness.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "understandableness (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms derived from Middle English",
        "English terms inherited from Middle English",
        "English terms suffixed with -ness",
        "English uncountable nouns"
      ],
      "glosses": [
        "The state, quality, or condition of being understandable."
      ],
      "links": [
        [
          "understandable",
          "understandable"
        ]
      ],
      "tags": [
        "uncountable"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "understandability"
    }
  ],
  "word": "understandableness"
}