"serenitude" meaning in English

{
  "forms": [
    {
      "form": "serenitudes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "serenitude (usually uncountable, plural serenitudes)",
      "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": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1871, Nicholas Morgan, Phrenology:",
          "text": "Love of the Picturesque prefers adornment to plainness, and serenitude to tempest",
          "type": "quote"
        },
        {
          "ref": "1862, T. P. Bell, The Young Hero:",
          "text": "in the calm serenitude of glen",
          "type": "quote"
        }
      ],
      "glosses": [
        "serenity"
      ],
      "id": "en-serenitude-en-noun-xsIwesAl",
      "links": [
        [
          "serenity",
          "serenity"
        ]
      ],
      "raw_glosses": [
        "(obsolete) serenity"
      ],
      "tags": [
        "obsolete",
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "serenitude"
}

{
  "forms": [
    {
      "form": "serenitudes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "serenitude (usually uncountable, plural serenitudes)",
      "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 with obsolete senses",
        "English terms with quotations",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1871, Nicholas Morgan, Phrenology:",
          "text": "Love of the Picturesque prefers adornment to plainness, and serenitude to tempest",
          "type": "quote"
        },
        {
          "ref": "1862, T. P. Bell, The Young Hero:",
          "text": "in the calm serenitude of glen",
          "type": "quote"
        }
      ],
      "glosses": [
        "serenity"
      ],
      "links": [
        [
          "serenity",
          "serenity"
        ]
      ],
      "raw_glosses": [
        "(obsolete) serenity"
      ],
      "tags": [
        "obsolete",
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "serenitude"
}