"四段活用" meaning in Japanese

See 四段活用 in All languages combined, or Wiktionary

Noun

IPA: [jo̞da̠ŋ ka̠t͡sɨjo̞ː] Forms: 四段活用 [canonical] (ruby: (), (だん), (かつ), (よう)), yodan katsuyō [romanization], yodan kwatuyou [romanization], よだんくわつよう [hiragana, historical]
Etymology: Compound of 四段 (yodan, “quadrigrade, four-grade”) + 活用 (katsuyō, “conjugation”). Etymology templates: {{com|ja|四段|活用|t1=quadrigrade, four-grade|t2=conjugation|tr1=yodan|tr2=katsuyō}} 四段 (yodan, “quadrigrade, four-grade”) + 活用 (katsuyō, “conjugation”) Head templates: {{ja-noun|よだん かつよう|hhira=よだん くわつよう}} 四(よ)段(だん)活(かつ)用(よう) • (yodan katsuyō) ^(←よだんくわつよう (yodan kwatuyou)?)
  1. (Classical Japanese grammar) a verbal conjugation class consisting of four alternating bases: -a, -i, -u, and -e Wikipedia link: Old Japanese, Old_Japanese#Syllables Tags: Classical, Japanese Related terms: 五段活用 (godan katsuyō) (ruby: (), (だん), (かつ), (よう)), 上一段活用 (kami ichidan katsuyō) (ruby: (かみ), (いち), (だん), (かつ), (よう)), 上二段活用 (kami nidan katsuyō) (ruby: (かみ), (), (だん), (かつ), (よう)), 下一段活用 (shimo ichidan katsuyō) (ruby: (しも), (いち), (だん), (かつ), (よう)), 下二段活用 (shimo nidan katsuyō) (ruby: (しも), (), (だん), (かつ), (よう)), カ行変格活用 (ka-gyō henkaku katsuyō) (ruby: (ぎょう), (へん), (かく), (かつ), (よう)), サ行変格活用 (sa-gyō henkaku katsuyō) (ruby: (ぎょう), (へん), (かく), (かつ), (よう)), ナ行変格活用 (na-gyō henkaku katsuyō) (ruby: (ぎょう), (へん), (かく), (かつ), (よう)), ラ行変格活用 (ra-gyō henkaku katsuyō) (ruby: (ぎょう), (へん), (かく), (かつ), (よう))

Alternative forms

{
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        "2": "四段",
        "3": "活用",
        "t1": "quadrigrade, four-grade",
        "t2": "conjugation",
        "tr1": "yodan",
        "tr2": "katsuyō"
      },
      "expansion": "四段 (yodan, “quadrigrade, four-grade”) + 活用 (katsuyō, “conjugation”)",
      "name": "com"
    }
  ],
  "etymology_text": "Compound of 四段 (yodan, “quadrigrade, four-grade”) + 活用 (katsuyō, “conjugation”).",
  "forms": [
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      "form": "四段活用",
      "head_nr": 1,
      "ruby": [
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          "四",
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      "form": "yodan katsuyō",
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    },
    {
      "form": "yodan kwatuyou",
      "head_nr": 1,
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        "romanization"
      ]
    },
    {
      "form": "よだんくわつよう",
      "head_nr": 1,
      "roman": "yodan kwatuyou",
      "tags": [
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        "historical"
      ]
    }
  ],
  "head_templates": [
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        "hhira": "よだん くわつよう"
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      "expansion": "四(よ)段(だん)活(かつ)用(よう) • (yodan katsuyō) ^(←よだんくわつよう (yodan kwatuyou)?)",
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      "glosses": [
        "a verbal conjugation class consisting of four alternating bases: -a, -i, -u, and -e"
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      "id": "en-四段活用-ja-noun-dKrsvgwt",
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        ],
        [
          "class",
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        [
          "consist",
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        [
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          "alternating",
          "alternating"
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      "raw_glosses": [
        "(Classical Japanese grammar) a verbal conjugation class consisting of four alternating bases: -a, -i, -u, and -e"
      ],
      "related": [
        {
          "roman": "godan katsuyō",
          "ruby": [
            [
              "五",
              "ご"
            ],
            [
              "段",
              "だん"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "五段活用"
        },
        {
          "roman": "kami ichidan katsuyō",
          "ruby": [
            [
              "上",
              "かみ"
            ],
            [
              "一",
              "いち"
            ],
            [
              "段",
              "だん"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "上一段活用"
        },
        {
          "roman": "kami nidan katsuyō",
          "ruby": [
            [
              "上",
              "かみ"
            ],
            [
              "二",
              "に"
            ],
            [
              "段",
              "だん"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "上二段活用"
        },
        {
          "roman": "shimo ichidan katsuyō",
          "ruby": [
            [
              "下",
              "しも"
            ],
            [
              "一",
              "いち"
            ],
            [
              "段",
              "だん"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "下一段活用"
        },
        {
          "roman": "shimo nidan katsuyō",
          "ruby": [
            [
              "下",
              "しも"
            ],
            [
              "二",
              "に"
            ],
            [
              "段",
              "だん"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "下二段活用"
        },
        {
          "roman": "ka-gyō henkaku katsuyō",
          "ruby": [
            [
              "行",
              "ぎょう"
            ],
            [
              "変",
              "へん"
            ],
            [
              "格",
              "かく"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "カ行変格活用"
        },
        {
          "roman": "sa-gyō henkaku katsuyō",
          "ruby": [
            [
              "行",
              "ぎょう"
            ],
            [
              "変",
              "へん"
            ],
            [
              "格",
              "かく"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "サ行変格活用"
        },
        {
          "roman": "na-gyō henkaku katsuyō",
          "ruby": [
            [
              "行",
              "ぎょう"
            ],
            [
              "変",
              "へん"
            ],
            [
              "格",
              "かく"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "ナ行変格活用"
        },
        {
          "roman": "ra-gyō henkaku katsuyō",
          "ruby": [
            [
              "行",
              "ぎょう"
            ],
            [
              "変",
              "へん"
            ],
            [
              "格",
              "かく"
            ],
            [
              "活",
              "かつ"
            ],
            [
              "用",
              "よう"
            ]
          ],
          "word": "ラ行変格活用"
        }
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        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "Old Japanese",
        "Old_Japanese#Syllables"
      ]
    }
  ],
  "sounds": [
    {
      "other": "よだんかつよー"
    },
    {
      "ipa": "[jo̞da̠ŋ ka̠t͡sɨjo̞ː]"
    }
  ],
  "word": "四段活用"
}
{
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        "3": "活用",
        "t1": "quadrigrade, four-grade",
        "t2": "conjugation",
        "tr1": "yodan",
        "tr2": "katsuyō"
      },
      "expansion": "四段 (yodan, “quadrigrade, four-grade”) + 活用 (katsuyō, “conjugation”)",
      "name": "com"
    }
  ],
  "etymology_text": "Compound of 四段 (yodan, “quadrigrade, four-grade”) + 活用 (katsuyō, “conjugation”).",
  "forms": [
    {
      "form": "四段活用",
      "head_nr": 1,
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          "四",
          "よ"
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          "段",
          "だん"
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          "活",
          "かつ"
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          "用",
          "よう"
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      "form": "yodan katsuyō",
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      "form": "yodan kwatuyou",
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        "romanization"
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    },
    {
      "form": "よだんくわつよう",
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      "roman": "yodan kwatuyou",
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  ],
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      },
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      "name": "ja-noun"
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  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
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      "roman": "godan katsuyō",
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          "五",
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        [
          "段",
          "だん"
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          "活",
          "かつ"
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        [
          "用",
          "よう"
        ]
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    },
    {
      "roman": "kami ichidan katsuyō",
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        [
          "上",
          "かみ"
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        [
          "一",
          "いち"
        ],
        [
          "段",
          "だん"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "上一段活用"
    },
    {
      "roman": "kami nidan katsuyō",
      "ruby": [
        [
          "上",
          "かみ"
        ],
        [
          "二",
          "に"
        ],
        [
          "段",
          "だん"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "上二段活用"
    },
    {
      "roman": "shimo ichidan katsuyō",
      "ruby": [
        [
          "下",
          "しも"
        ],
        [
          "一",
          "いち"
        ],
        [
          "段",
          "だん"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "下一段活用"
    },
    {
      "roman": "shimo nidan katsuyō",
      "ruby": [
        [
          "下",
          "しも"
        ],
        [
          "二",
          "に"
        ],
        [
          "段",
          "だん"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "下二段活用"
    },
    {
      "roman": "ka-gyō henkaku katsuyō",
      "ruby": [
        [
          "行",
          "ぎょう"
        ],
        [
          "変",
          "へん"
        ],
        [
          "格",
          "かく"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "カ行変格活用"
    },
    {
      "roman": "sa-gyō henkaku katsuyō",
      "ruby": [
        [
          "行",
          "ぎょう"
        ],
        [
          "変",
          "へん"
        ],
        [
          "格",
          "かく"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "サ行変格活用"
    },
    {
      "roman": "na-gyō henkaku katsuyō",
      "ruby": [
        [
          "行",
          "ぎょう"
        ],
        [
          "変",
          "へん"
        ],
        [
          "格",
          "かく"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "ナ行変格活用"
    },
    {
      "roman": "ra-gyō henkaku katsuyō",
      "ruby": [
        [
          "行",
          "ぎょう"
        ],
        [
          "変",
          "へん"
        ],
        [
          "格",
          "かく"
        ],
        [
          "活",
          "かつ"
        ],
        [
          "用",
          "よう"
        ]
      ],
      "word": "ラ行変格活用"
    }
  ],
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms historically spelled with わ",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with sixth grade kanji",
        "Japanese terms with 4 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with multiple readings",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries",
        "ja:Grammar"
      ],
      "glosses": [
        "a verbal conjugation class consisting of four alternating bases: -a, -i, -u, and -e"
      ],
      "head_nr": 1,
      "links": [
        [
          "grammar",
          "grammar"
        ],
        [
          "verbal",
          "verbal"
        ],
        [
          "conjugation",
          "conjugation"
        ],
        [
          "class",
          "class"
        ],
        [
          "consist",
          "consist"
        ],
        [
          "four",
          "four"
        ],
        [
          "alternating",
          "alternating"
        ],
        [
          "base",
          "base"
        ]
      ],
      "raw_glosses": [
        "(Classical Japanese grammar) a verbal conjugation class consisting of four alternating bases: -a, -i, -u, and -e"
      ],
      "tags": [
        "Classical",
        "Japanese"
      ],
      "topics": [
        "grammar",
        "human-sciences",
        "linguistics",
        "sciences"
      ],
      "wikipedia": [
        "Old Japanese",
        "Old_Japanese#Syllables"
      ]
    }
  ],
  "sounds": [
    {
      "other": "よだんかつよー"
    },
    {
      "ipa": "[jo̞da̠ŋ ka̠t͡sɨjo̞ː]"
    }
  ],
  "word": "四段活用"
}

Download raw JSONL data for 四段活用 meaning in Japanese (3.9kB)

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This page is a part of the kaikki.org machine-readable Japanese dictionary. This dictionary is based on structured data extracted on 2025-07-20 from the enwiktionary dump dated 2025-07-01 using wiktextract (45c4a21 and f1c2b61). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.