"uncommonness" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "uncommon",
        "3": "ness"
      },
      "expansion": "uncommon + -ness",
      "name": "suffix"
    }
  ],
  "etymology_text": "From uncommon + -ness.",
  "forms": [
    {
      "form": "uncommonnesses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "uncommonness (countable and uncountable, plural uncommonnesses)",
      "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"
        },
        {
          "kind": "other",
          "name": "English terms suffixed with -ness",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Irish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Latvian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Swedish translations",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "The uncommonness of the gem is what defines its value.",
          "type": "example"
        }
      ],
      "glosses": [
        "The state or quality of being uncommon."
      ],
      "id": "en-uncommonness-en-noun-h3~4OHV6",
      "links": [
        [
          "uncommon",
          "uncommon"
        ]
      ],
      "synonyms": [
        {
          "word": "rarity"
        },
        {
          "word": "rareness"
        }
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "translations": [
        {
          "code": "ga",
          "lang": "Irish",
          "sense": "state of being uncommon",
          "tags": [
            "feminine"
          ],
          "word": "éagsúlacht"
        },
        {
          "code": "lv",
          "lang": "Latvian",
          "sense": "state of being uncommon",
          "tags": [
            "feminine"
          ],
          "word": "neparastība"
        },
        {
          "code": "lv",
          "lang": "Latvian",
          "sense": "state of being uncommon",
          "tags": [
            "masculine"
          ],
          "word": "neparastums"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "state of being uncommon",
          "word": "ovanlighet"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "state of being uncommon",
          "word": "sällsynthet"
        }
      ]
    }
  ],
  "word": "uncommonness"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "uncommon",
        "3": "ness"
      },
      "expansion": "uncommon + -ness",
      "name": "suffix"
    }
  ],
  "etymology_text": "From uncommon + -ness.",
  "forms": [
    {
      "form": "uncommonnesses",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "uncommonness (countable and uncountable, plural uncommonnesses)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -ness",
        "English terms with usage examples",
        "English uncountable nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Irish translations",
        "Terms with Latvian translations",
        "Terms with Swedish translations"
      ],
      "examples": [
        {
          "text": "The uncommonness of the gem is what defines its value.",
          "type": "example"
        }
      ],
      "glosses": [
        "The state or quality of being uncommon."
      ],
      "links": [
        [
          "uncommon",
          "uncommon"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "rarity"
    },
    {
      "word": "rareness"
    }
  ],
  "translations": [
    {
      "code": "ga",
      "lang": "Irish",
      "sense": "state of being uncommon",
      "tags": [
        "feminine"
      ],
      "word": "éagsúlacht"
    },
    {
      "code": "lv",
      "lang": "Latvian",
      "sense": "state of being uncommon",
      "tags": [
        "feminine"
      ],
      "word": "neparastība"
    },
    {
      "code": "lv",
      "lang": "Latvian",
      "sense": "state of being uncommon",
      "tags": [
        "masculine"
      ],
      "word": "neparastums"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "state of being uncommon",
      "word": "ovanlighet"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "state of being uncommon",
      "word": "sällsynthet"
    }
  ],
  "word": "uncommonness"
}