"概日" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "la",
        "3": "circadian",
        "lit": "about + 1 day"
      },
      "expansion": "Calque of Latin circadian (literally “about + 1 day”)",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of Latin circadian (literally “about + 1 day”).",
  "forms": [
    {
      "form": "概日",
      "ruby": [
        [
          "概",
          "がい"
        ],
        [
          "日",
          "じつ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "gaijitsu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "がいじつ"
      },
      "expansion": "概(がい)日(じつ) • (gaijitsu)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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        },
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        },
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          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "roman": "gaijitsu rizumu",
          "ruby": [
            [
              "概日",
              "がいじつ"
            ]
          ],
          "word": "概日リズム"
        }
      ],
      "glosses": [
        "being circadian"
      ],
      "id": "en-概日-ja-noun-Orcgy7Cx",
      "links": [
        [
          "circadian",
          "circadian"
        ]
      ],
      "raw_glosses": [
        "(attributive) being circadian"
      ],
      "tags": [
        "attributive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɡa̠iʑit͡sɨᵝ]"
    }
  ],
  "word": "概日"
}

{
  "derived": [
    {
      "roman": "gaijitsu rizumu",
      "ruby": [
        [
          "概日",
          "がいじつ"
        ]
      ],
      "word": "概日リズム"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "la",
        "3": "circadian",
        "lit": "about + 1 day"
      },
      "expansion": "Calque of Latin circadian (literally “about + 1 day”)",
      "name": "calque"
    }
  ],
  "etymology_text": "Calque of Latin circadian (literally “about + 1 day”).",
  "forms": [
    {
      "form": "概日",
      "ruby": [
        [
          "概",
          "がい"
        ],
        [
          "日",
          "じつ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "gaijitsu",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "がいじつ"
      },
      "expansion": "概(がい)日(じつ) • (gaijitsu)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
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        "Japanese lemmas",
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        "Japanese terms calqued from Latin",
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        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters"
      ],
      "glosses": [
        "being circadian"
      ],
      "links": [
        [
          "circadian",
          "circadian"
        ]
      ],
      "raw_glosses": [
        "(attributive) being circadian"
      ],
      "tags": [
        "attributive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɡa̠iʑit͡sɨᵝ]"
    }
  ],
  "word": "概日"
}