"余弦" meaning in 日本語

See 余弦 in All languages combined, or Wiktionary

Noun

Forms: よげん, 餘弦
  1. 直角三角形における、隣辺の斜辺に対する比。またその比の値を与える関数。コサイン (cos)。
    Sense id: ja-余弦-ja-noun-ZB64r2WG Categories (other): 日本語 三角関数, 日本語 幾何学 Topics: geometry
The following are not (yet) sense-disambiguated
Related terms: 三角関数, 余弦定理, 正弦, 正接
Categories (other): 日本語, 日本語 名詞

Inflected forms

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  "etymology_texts": [
    "余角に対して定義した正弦に一致することから。"
  ],
  "forms": [
    {
      "form": "よげん"
    },
    {
      "form": "餘弦",
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        "旧字体"
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  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
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      "word": "正接"
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        {
          "kind": "other",
          "name": "日本語 幾何学",
          "parents": [],
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      "glosses": [
        "直角三角形における、隣辺の斜辺に対する比。またその比の値を与える関数。コサイン (cos)。"
      ],
      "id": "ja-余弦-ja-noun-ZB64r2WG",
      "raw_tags": [
        "三角関数"
      ],
      "topics": [
        "geometry"
      ]
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  "word": "余弦"
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{
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    "余角に対して定義した正弦に一致することから。"
  ],
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      "form": "餘弦",
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        "旧字体"
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  "lang": "日本語",
  "lang_code": "ja",
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        "直角三角形における、隣辺の斜辺に対する比。またその比の値を与える関数。コサイン (cos)。"
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      "raw_tags": [
        "三角関数"
      ],
      "topics": [
        "geometry"
      ]
    }
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  "word": "余弦"
}

Download raw JSONL data for 余弦 meaning in 日本語 (0.7kB)


This page is a part of the kaikki.org machine-readable 日本語 dictionary. This dictionary is based on structured data extracted on 2025-08-28 from the jawiktionary dump dated 2025-08-23 using wiktextract (ffdbfc3 and b9346a0). 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.