円周率
日本語
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円周率
noun えんしゅうりつ
- 円周の長さと直径の長さの比の値。記号 π 。無理数であり、近似値は日本においては一般に十進数の 3.14 が使用されるが、国によっては (22)/7 が使用されることもある。
In English
- pi irrational mathematical constant
Talk about this word "円周率." Wiktionary, via Micwyn, micwyn.com/word/ja/%E5%86%86%E5%91%A8%E7%8E%87. Accessed 7 Nov. 2026. 円周率. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/ja/%E5%86%86%E5%91%A8%E7%8E%87 "円周率." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/ja/%E5%86%86%E5%91%A8%E7%8E%87.Cite this
@misc{micwyn_2026,
title = {円周率},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/ja/%E5%86%86%E5%91%A8%E7%8E%87},
urldate = {2026-11-07}
}
