"gay science" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "prv",
        "3": "gai saber"
      },
      "expansion": "Calque of Provençal gai saber",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of Provençal gai saber.",
  "forms": [
    {
      "form": "the gay science",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "noun",
        "head": "the gay science"
      },
      "expansion": "the gay science",
      "name": "head"
    }
  ],
  "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"
        }
      ],
      "examples": [
        {
          "ref": "1720, Pierre Daniel Huet, “Monsieur Huet's Letter upon the Original of Romances”, in A Select Collection of Novels, London: John Watts, page xlii",
          "text": "For the Normans, as well as the reſt, were Dabblers in The Gay Science; and we learn from Hiſtory that they ſung the Exploits of Roland juſt before they began that memorable Battle wherein William the Baſtard got the Crown of England.",
          "type": "quotation"
        },
        {
          "ref": "1874, George William Cox, chapter XI, in The Crusades, New York: Scribner, Armstrong & Co., page 192",
          "text": "The Norman had here laid aside some of his northern roughness, and become and apt disciple of the gay science in which Frederick had won a foremost place.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The art of poetry."
      ],
      "id": "en-gay_science-en-noun-H2V5hRkG",
      "links": [
        [
          "art",
          "art"
        ],
        [
          "poetry",
          "poetry"
        ]
      ],
      "raw_glosses": [
        "(dated) The art of poetry."
      ],
      "related": [
        {
          "word": "dismal science"
        }
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "word": "gay science"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "prv",
        "3": "gai saber"
      },
      "expansion": "Calque of Provençal gai saber",
      "name": "cal"
    }
  ],
  "etymology_text": "Calque of Provençal gai saber.",
  "forms": [
    {
      "form": "the gay science",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "noun",
        "head": "the gay science"
      },
      "expansion": "the gay science",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "dismal science"
    }
  ],
  "senses": [
    {
      "categories": [
        "English dated terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms calqued from Provençal",
        "English terms derived from Provençal",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "1720, Pierre Daniel Huet, “Monsieur Huet's Letter upon the Original of Romances”, in A Select Collection of Novels, London: John Watts, page xlii",
          "text": "For the Normans, as well as the reſt, were Dabblers in The Gay Science; and we learn from Hiſtory that they ſung the Exploits of Roland juſt before they began that memorable Battle wherein William the Baſtard got the Crown of England.",
          "type": "quotation"
        },
        {
          "ref": "1874, George William Cox, chapter XI, in The Crusades, New York: Scribner, Armstrong & Co., page 192",
          "text": "The Norman had here laid aside some of his northern roughness, and become and apt disciple of the gay science in which Frederick had won a foremost place.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The art of poetry."
      ],
      "links": [
        [
          "art",
          "art"
        ],
        [
          "poetry",
          "poetry"
        ]
      ],
      "raw_glosses": [
        "(dated) The art of poetry."
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "word": "gay science"
}