See 離心率 in All languages combined, or Wiktionary
{ "categories": [ { "kind": "other", "name": "日本語", "parents": [], "source": "w" }, { "kind": "other", "name": "日本語 名詞", "parents": [], "source": "w" } ], "forms": [ { "form": "りしんりつ" } ], "lang": "日本語", "lang_code": "ja", "pos": "noun", "pos_title": "名詞", "related": [ { "word": "二次曲線" }, { "word": "扁平率" } ], "senses": [ { "categories": [ { "kind": "other", "name": "日本語 数学", "parents": [], "source": "w" } ], "glosses": [ "二次曲線が真円から離れている度合い。焦点からの距離と準線からの距離の比がε:1である点Pの軌跡はεの値によって定まる。このεが離心率である。ε→0の極限をとると真円、0<ε<1のとき楕円、ε=1のとき放物線、ε>1のとき双曲線、ε→∞の極限をとると準線に平行な直線である。地球を楕円とみたときの離心率は約0.08である。" ], "id": "ja-離心率-ja-noun-G9T85k2P", "topics": [ "mathematics" ] } ], "word": "離心率" }
{ "categories": [ "日本語", "日本語 名詞" ], "forms": [ { "form": "りしんりつ" } ], "lang": "日本語", "lang_code": "ja", "pos": "noun", "pos_title": "名詞", "related": [ { "word": "二次曲線" }, { "word": "扁平率" } ], "senses": [ { "categories": [ "日本語 数学" ], "glosses": [ "二次曲線が真円から離れている度合い。焦点からの距離と準線からの距離の比がε:1である点Pの軌跡はεの値によって定まる。このεが離心率である。ε→0の極限をとると真円、0<ε<1のとき楕円、ε=1のとき放物線、ε>1のとき双曲線、ε→∞の極限をとると準線に平行な直線である。地球を楕円とみたときの離心率は約0.08である。" ], "topics": [ "mathematics" ] } ], "word": "離心率" }
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This page is a part of the kaikki.org machine-readable 日本語 dictionary. This dictionary is based on structured data extracted on 2025-02-08 from the jawiktionary dump dated 2025-02-02 using wiktextract (f90d964 and 9dbd323). 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.